Page 4 from comparison Samsung Galaxy S21 5G

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Compare Samsung Galaxy S21 5Gwith Vivo Y20T

Feature	Samsung Galaxy S21 5G	Vivo Y20T
Part Numbers	SM-G991B / SM-G991B/DS (Global) SM-G991U (USA) SM-G991U1 (USA, Unlocked) SM-G991W (Canada) SM-G991N (Korea) SM-G9910 (China)	-
Price Range at Time of Release
Introduction Time	January 14, 2021	September 21, 2021
Availability Status	Released	Released
Official Release Date	January 29, 2021	October 11, 2021
Specific absorption rate (SAR)	0.74 W/kg (head), 1.08 W/kg (body)	-
European SAR rate (SAR EU)	0.46 W/kg (Head) / 1.51 W/kg (Body)	-
Operating System Type at Release	Android	Android
Operating System at Release	Android 11	Android 11
Size and Dimensions	7.9 x 71.2 x 151.7 mm	164.4 x 76.3 x 8.4 mm
Product Weight	mmWave Version: 171 g / sub6 Version: 169 g	192 gram (g)
Front Panel Material	Glass - Gorilla Glass Victus	Glass
Frame material type	Metal - Stainless Steel	Metal - 7000 Series Aluminum
Screen Size	6.2 inch	6.51 inch
Display Panel Type
Highest Refresh Rate	120 hertz (hz)	-
Display Resolution
Pixel Density Range
Screen Aspect Ratio	20:9	20:9
Memory Card Slot	false	true
Bluetooth Support
Main Camera Type - Wide/Standard	12 megapixel (mp)	13 megapixel (mp)
Ultra-Wide Lens	12 megapixel (mp)	-
Telephoto Lens	64 megapixel (mp)	-
Maximum Video Recording Quality of Rear Camera	8K
Main Selfie Camera Quality	10 megapixel (mp)	8 megapixel (mp)
Maximum Video Recording Resolution of Selfie Camera	4K
Battery Capacity	4000mAh	5000mAh
Battery Technology	Lithium Polymer	Lithium Polymer
Battery Replaceability	Non-user replaceable	Non-user replaceable
Maximum Supported Charging Power
Wireless Charging Support	true	false
Maximum Wireless Charging Power		-
Connection Port Type	USB Type-C 3.2
OTG Support	true	true
Fast Charging Capability	true	true
Speaker Type	Stereo (dual)	Mono
Number of 3.5mm Jacks	false	true
Fingerprint Sensor Type	Under-display (Ultrasonic)	On the side of the phone
Wi-Fi Specifications
Communication Technologies	GSM / CDMA / HSPA / EVDO / LTE / 5G
5G Support	true	false
Navigation Type and GPS
Screen-to-Body Ratio	-	~81.6 percent (%)
Internal Memory Capacity	-
Memory Card Slot Type	-	microSDXC (dedicated slot)
Macro Camera Type	-	2 megapixel (mp)
Depth Sensor Camera	-	2 megapixel (mp)

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Compare Samsung Galaxy S21 5Gwith Ulefone Note 7

Samsung VS Ulefone

Feature	Samsung Galaxy S21 5G	Ulefone Note 7
Part Numbers	SM-G991B / SM-G991B/DS (Global) SM-G991U (USA) SM-G991U1 (USA, Unlocked) SM-G991W (Canada) SM-G991N (Korea) SM-G9910 (China)	-
Price Range at Time of Release		-
Introduction Time	January 14, 2021	April 2019
Availability Status	Released	Released
Official Release Date	January 29, 2021	April 2019
Specific absorption rate (SAR)	0.74 W/kg (head), 1.08 W/kg (body)	-
European SAR rate (SAR EU)	0.46 W/kg (Head) / 1.51 W/kg (Body)	-
Operating System Type at Release	Android	Android
Operating System at Release	Android 11	Android 8.1 (Oreo) - Go edition
Size and Dimensions	7.9 x 71.2 x 151.7 mm	156.1 x 73.7 x 9.7 mm
Product Weight	mmWave Version: 171 g / sub6 Version: 169 g	177.5 gram (g)
Front Panel Material	Glass - Gorilla Glass Victus	-
Frame material type	Metal - Stainless Steel	-
Screen Size	6.2 inch	6.1 inch
Display Panel Type
Highest Refresh Rate	120 hertz (hz)	-
Display Resolution
Pixel Density Range
Screen Aspect Ratio	20:9	-
Memory Card Slot	false	true
Bluetooth Support
Main Camera Type - Wide/Standard	12 megapixel (mp)	8 megapixel (mp)
Ultra-Wide Lens	12 megapixel (mp)	-
Telephoto Lens	64 megapixel (mp)	-
Maximum Video Recording Quality of Rear Camera	8K
Main Selfie Camera Quality	10 megapixel (mp)	5 megapixel (mp)
Maximum Video Recording Resolution of Selfie Camera	4K
Battery Capacity	4000mAh	3500mAh
Battery Technology	Lithium Polymer	Lithium Polymer
Battery Replaceability	Non-user replaceable	Non-user replaceable
Maximum Supported Charging Power		-
Wireless Charging Support	true	false
Maximum Wireless Charging Power		-
Connection Port Type	USB Type-C 3.2
OTG Support	true	false
Fast Charging Capability	true	false
Speaker Type	Stereo (dual)	Mono
Number of 3.5mm Jacks	false	true
Fingerprint Sensor Type	Under-display (Ultrasonic)	-
Wi-Fi Specifications
Communication Technologies	GSM / CDMA / HSPA / EVDO / LTE / 5G
5G Support	true	false
Navigation Type and GPS
Screen-to-Body Ratio	-	~80.2 percent (%)

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Compare Samsung Galaxy S21 5Gwith Tecno Camon iACE2

Samsung VS Tecno Mobile

Feature	Samsung Galaxy S21 5G	Tecno Camon iACE2
Part Numbers	SM-G991B / SM-G991B/DS (Global) SM-G991U (USA) SM-G991U1 (USA, Unlocked) SM-G991W (Canada) SM-G991N (Korea) SM-G9910 (China)	-
Price Range at Time of Release		Approximately 6700 Rupees
Introduction Time	January 14, 2021	February 2019
Availability Status	Released	Released
Official Release Date	January 29, 2021	February 2019
Specific absorption rate (SAR)	0.74 W/kg (head), 1.08 W/kg (body)	-
European SAR rate (SAR EU)	0.46 W/kg (Head) / 1.51 W/kg (Body)	-
Operating System Type at Release	Android	Android
Operating System at Release	Android 11	Android 8.1 (Oreo)
Size and Dimensions	7.9 x 71.2 x 151.7 mm	148.3 x 71.9 x 8.5 mm
Product Weight	mmWave Version: 171 g / sub6 Version: 169 g	150 gram (g)
Front Panel Material	Glass - Gorilla Glass Victus	-
Frame material type	Metal - Stainless Steel	-
Screen Size	6.2 inch	5.5 inch
Display Panel Type
Highest Refresh Rate	120 hertz (hz)	-
Display Resolution
Pixel Density Range
Screen Aspect Ratio	20:9
Memory Card Slot	false	true
Bluetooth Support
Main Camera Type - Wide/Standard	12 megapixel (mp)	13 megapixel (mp)
Ultra-Wide Lens	12 megapixel (mp)	-
Telephoto Lens	64 megapixel (mp)	-
Maximum Video Recording Quality of Rear Camera	8K
Main Selfie Camera Quality	10 megapixel (mp)	8 megapixel (mp)
Maximum Video Recording Resolution of Selfie Camera	4K	-
Battery Capacity	4000mAh	3050 mAh
Battery Technology	Lithium Polymer	Lithium Polymer
Battery Replaceability	Non-user replaceable	Non-user replaceable
Maximum Supported Charging Power		-
Wireless Charging Support	true	-
Maximum Wireless Charging Power		-
Connection Port Type	USB Type-C 3.2
OTG Support	true	false
Fast Charging Capability	true	-
Speaker Type	Stereo (dual)	Mono
Number of 3.5mm Jacks	false	true
Fingerprint Sensor Type	Under-display (Ultrasonic)	-
Wi-Fi Specifications
Communication Technologies	GSM / CDMA / HSPA / EVDO / LTE / 5G
5G Support	true	false
Navigation Type and GPS
Screen-to-Body Ratio	-	~73.2 percent (%)
Memory Card Slot Type	-	microSDXC (dedicated slot)
Depth Sensor Camera	-	0.3 megapixel (mp)

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Compare Samsung Galaxy Discover S730Mwith Samsung Galaxy S21 5G

Samsung VS Samsung

Feature	Samsung Galaxy Discover S730M	Samsung Galaxy S21 5G
Price Range at Time of Release
Introduction Time	November 2012	January 14, 2021
Availability Status	Released	Released
Official Release Date	November 2012	January 29, 2021
Specific absorption rate (SAR)	0.85 W/kg (head), 0.77 W/kg (body)	0.74 W/kg (head), 1.08 W/kg (body)
European SAR rate (SAR EU)	0.35 W/kg (head)	0.46 W/kg (Head) / 1.51 W/kg (Body)
Operating System Type at Release	Android	Android
Operating System at Release	Android 4.0.4 (Ice Cream Sandwich)	Android 11
Size and Dimensions	112.8 x 61.5 x 11.5 mm	7.9 x 71.2 x 151.7 mm
Product Weight	122 gram (g)	mmWave Version: 171 g / sub6 Version: 169 g
Screen Size	3.5 inch	6.2 inch
Display Panel Type
Display Resolution
Pixel Density Range
Screen-to-Body Ratio	~52.6 percent (%)	-
Screen Aspect Ratio		20:9
Memory Card Slot	true	false
Supported Memory Card Capacity		-
Main Camera Type - Wide/Standard	3.15 megapixel (mp)	12 megapixel (mp)
Main Selfie Camera Quality	No selfie camera	10 megapixel (mp)
Battery Capacity	1300mAh	4000mAh
Battery Technology	Lithium-Ion	Lithium Polymer
Battery Replaceability	User replaceable	Non-user replaceable
Connection Port Type		USB Type-C 3.2
OTG Support	false	true
Speaker Type	Mono	Stereo (dual)
Number of 3.5mm Jacks	true	false
Wi-Fi Specifications
Communication Technologies		GSM / CDMA / HSPA / EVDO / LTE / 5G
5G Support	false	true
Navigation Type and GPS
Part Numbers	-	SM-G991B / SM-G991B/DS (Global) SM-G991U (USA) SM-G991U1 (USA, Unlocked) SM-G991W (Canada) SM-G991N (Korea) SM-G9910 (China)
Front Panel Material	-	Glass - Gorilla Glass Victus
Frame material type	-	Metal - Stainless Steel
Highest Refresh Rate	-	120 hertz (hz)
Bluetooth Support	-
Ultra-Wide Lens	-	12 megapixel (mp)
Telephoto Lens	-	64 megapixel (mp)
Maximum Video Recording Quality of Rear Camera	-	8K
Maximum Video Recording Resolution of Selfie Camera	-	4K
Maximum Supported Charging Power	-
Wireless Charging Support	-	true
Maximum Wireless Charging Power	-
Fast Charging Capability	-	true
Fingerprint Sensor Type	-	Under-display (Ultrasonic)

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Compare Samsung Galaxy Music Duoswith Samsung Galaxy S21 5G

Samsung VS Samsung

Feature	Samsung Galaxy Music Duos	Samsung Galaxy S21 5G
Part Numbers		SM-G991B / SM-G991B/DS (Global) SM-G991U (USA) SM-G991U1 (USA, Unlocked) SM-G991W (Canada) SM-G991N (Korea) SM-G9910 (China)
Price Range at Time of Release
Introduction Time	October 2012	January 14, 2021
Availability Status	Released	Released
Official Release Date	December 2012	January 29, 2021
Specific absorption rate (SAR)	0.79 W/kg (head), 0.68 W/kg (body)	0.74 W/kg (head), 1.08 W/kg (body)
European SAR rate (SAR EU)	0.75 W/kg (head)	0.46 W/kg (Head) / 1.51 W/kg (Body)
Operating System Type at Release	Android	Android
Operating System at Release	Android 4.0.4 (Ice Cream Sandwich)	Android 11
Size and Dimensions	110.1 x 59 x 12.3 mm	7.9 x 71.2 x 151.7 mm
Product Weight	106.9 gram (g)	mmWave Version: 171 g / sub6 Version: 169 g
Screen Size	3.0 inch	6.2 inch
Display Panel Type
Display Resolution
Pixel Density Range
Screen-to-Body Ratio	~42.9 percent (%)	-
Screen Aspect Ratio		20:9
Memory Card Slot	true	false
Bluetooth Support
Supported Memory Card Capacity		-
Main Camera Type - Wide/Standard	3.15 megapixel (mp)	12 megapixel (mp)
Main Selfie Camera Quality	No selfie camera	10 megapixel (mp)
Battery Capacity	1300mAh	4000mAh
Battery Technology	Lithium-Ion	Lithium Polymer
Battery Replaceability	User replaceable	Non-user replaceable
Connection Port Type		USB Type-C 3.2
OTG Support	false	true
Speaker Type	Stereo (dual)	Stereo (dual)
Number of 3.5mm Jacks	true	false
Wi-Fi Specifications
Communication Technologies		GSM / CDMA / HSPA / EVDO / LTE / 5G
5G Support	false	true
Navigation Type and GPS
Front Panel Material	-	Glass - Gorilla Glass Victus
Frame material type	-	Metal - Stainless Steel
Highest Refresh Rate	-	120 hertz (hz)
Ultra-Wide Lens	-	12 megapixel (mp)
Telephoto Lens	-	64 megapixel (mp)
Maximum Video Recording Quality of Rear Camera	-	8K
Maximum Video Recording Resolution of Selfie Camera	-	4K
Maximum Supported Charging Power	-
Wireless Charging Support	-	true
Maximum Wireless Charging Power	-
Fast Charging Capability	-	true
Fingerprint Sensor Type	-	Under-display (Ultrasonic)

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Compare Samsung Galaxy S21 5Gwith Xiaomi Redmi Note 11R

Samsung VS XIAOMI

Feature	Samsung Galaxy S21 5G	Xiaomi Redmi Note 11R
Part Numbers	SM-G991B / SM-G991B/DS (Global) SM-G991U (USA) SM-G991U1 (USA, Unlocked) SM-G991W (Canada) SM-G991N (Korea) SM-G9910 (China)	-
Price Range at Time of Release
Introduction Time	January 14, 2021	January 25, 2022
Availability Status	Released	Released
Official Release Date	January 29, 2021	September 30, 2022
Specific absorption rate (SAR)	0.74 W/kg (head), 1.08 W/kg (body)	-
European SAR rate (SAR EU)	0.46 W/kg (Head) / 1.51 W/kg (Body)	-
Operating System Type at Release	Android	Android
Operating System at Release	Android 11	Android 12
Size and Dimensions	7.9 x 71.2 x 151.7 mm	164 x 76.1 x 8.9 mm
Product Weight	mmWave Version: 171 g / sub6 Version: 169 g	201 gram (g)
Front Panel Material	Glass - Gorilla Glass Victus	Glass
Frame material type	Metal - Stainless Steel	Metal - 7000 Series Aluminum
Screen Size	6.2 inch	6.58 inch
Display Panel Type
Highest Refresh Rate	120 hertz (hz)	90 hertz (hz)
Display Resolution
Pixel Density Range
Screen Aspect Ratio	20:9	20:9
Memory Card Slot	false	true
Bluetooth Support
Main Camera Type - Wide/Standard	12 megapixel (mp)	13 megapixel (mp)
Ultra-Wide Lens	12 megapixel (mp)	-
Telephoto Lens	64 megapixel (mp)	-
Maximum Video Recording Quality of Rear Camera	8K
Main Selfie Camera Quality	10 megapixel (mp)	5 megapixel (mp)
Maximum Video Recording Resolution of Selfie Camera	4K
Battery Capacity	4000mAh	5000mAh
Battery Technology	Lithium Polymer	Lithium Polymer
Battery Replaceability	Non-user replaceable	Non-user replaceable
Maximum Supported Charging Power
Wireless Charging Support	true	false
Maximum Wireless Charging Power		-
Connection Port Type	USB Type-C 3.2	USB Type-C 2.0
OTG Support	true	true
Fast Charging Capability	true	true
Speaker Type	Stereo (dual)	Mono
Number of 3.5mm Jacks	false	true
Fingerprint Sensor Type	Under-display (Ultrasonic)	On the side of the phone
Wi-Fi Specifications
Communication Technologies	GSM / CDMA / HSPA / EVDO / LTE / 5G
5G Support	true	true
Navigation Type and GPS
Screen-to-Body Ratio	-	~83.6 percent (%)
Memory Card Slot Type	-	microSDXC (dedicated slot)
Depth Sensor Camera	-	2 megapixel (mp)

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Compare Samsung Galaxy S21 5Gwith ZTE Nubia My Prague

Samsung VS Zte

Feature	Samsung Galaxy S21 5G	ZTE Nubia My Prague
Part Numbers	SM-G991B / SM-G991B/DS (Global) SM-G991U (USA) SM-G991U1 (USA, Unlocked) SM-G991W (Canada) SM-G991N (Korea) SM-G9910 (China)	-
Price Range at Time of Release
Introduction Time	January 14, 2021	June 2015
Availability Status	Released	Released
Official Release Date	January 29, 2021	August 2015
Specific absorption rate (SAR)	0.74 W/kg (head), 1.08 W/kg (body)	-
European SAR rate (SAR EU)	0.46 W/kg (Head) / 1.51 W/kg (Body)	-
Operating System Type at Release	Android	Android
Operating System at Release	Android 11	Android 5.0.2 (Lollipop)
Size and Dimensions	7.9 x 71.2 x 151.7 mm	148 x 72 x 5.5 mm
Product Weight	mmWave Version: 171 g / sub6 Version: 169 g	140 gram (g)
Front Panel Material	Glass - Gorilla Glass Victus	-
Frame material type	Metal - Stainless Steel	-
Screen Size	6.2 inch	5.2 inch
Display Panel Type
Highest Refresh Rate	120 hertz (hz)	-
Display Resolution
Pixel Density Range
Screen Aspect Ratio	20:9
Memory Card Slot	false	true
Bluetooth Support
Main Camera Type - Wide/Standard	12 megapixel (mp)	13 megapixel (mp)
Ultra-Wide Lens	12 megapixel (mp)	-
Telephoto Lens	64 megapixel (mp)	-
Maximum Video Recording Quality of Rear Camera	8K
Main Selfie Camera Quality	10 megapixel (mp)	8 megapixel (mp)
Maximum Video Recording Resolution of Selfie Camera	4K
Battery Capacity	4000mAh	2200mAh
Battery Technology	Lithium Polymer	Lithium-Ion
Battery Replaceability	Non-user replaceable	Non-user replaceable
Maximum Supported Charging Power		-
Wireless Charging Support	true	-
Maximum Wireless Charging Power		-
Connection Port Type	USB Type-C 3.2
OTG Support	true	false
Fast Charging Capability	true	-
Speaker Type	Stereo (dual)	Mono
Number of 3.5mm Jacks	false	true
Fingerprint Sensor Type	Under-display (Ultrasonic)	-
Wi-Fi Specifications
Communication Technologies	GSM / CDMA / HSPA / EVDO / LTE / 5G
5G Support	true	false
Navigation Type and GPS
Screen-to-Body Ratio	-	~70.0 percent (%)
Supported Memory Card Capacity	-

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Compare Samsung Galaxy S21 5Gwith ZTE Speed

Samsung VS Zte

Feature	Samsung Galaxy S21 5G	ZTE Speed
Part Numbers	SM-G991B / SM-G991B/DS (Global) SM-G991U (USA) SM-G991U1 (USA, Unlocked) SM-G991W (Canada) SM-G991N (Korea) SM-G9910 (China)	-
Price Range at Time of Release
Introduction Time	January 14, 2021	December 2014
Availability Status	Released	Released
Official Release Date	January 29, 2021	December 2014
Specific absorption rate (SAR)	0.74 W/kg (head), 1.08 W/kg (body)	-
European SAR rate (SAR EU)	0.46 W/kg (Head) / 1.51 W/kg (Body)	-
Operating System Type at Release	Android	Android
Operating System at Release	Android 11	Android 4.4.2 (KitKat)
Size and Dimensions	7.9 x 71.2 x 151.7 mm	134.6 x 66 x 10.2 mm
Product Weight	mmWave Version: 171 g / sub6 Version: 169 g	136.1 gram (g)
Front Panel Material	Glass - Gorilla Glass Victus	-
Frame material type	Metal - Stainless Steel	-
Screen Size	6.2 inch	4.5 inch
Display Panel Type
Highest Refresh Rate	120 hertz (hz)	-
Display Resolution
Pixel Density Range
Screen Aspect Ratio	20:9
Memory Card Slot	false	true
Bluetooth Support
Main Camera Type - Wide/Standard	12 megapixel (mp)	5 megapixel (mp)
Ultra-Wide Lens	12 megapixel (mp)	-
Telephoto Lens	64 megapixel (mp)	-
Maximum Video Recording Quality of Rear Camera	8K	-
Main Selfie Camera Quality	10 megapixel (mp)	2 megapixel (mp)
Maximum Video Recording Resolution of Selfie Camera	4K	-
Battery Capacity	4000mAh	2000mAh
Battery Technology	Lithium Polymer	Lithium Polymer
Battery Replaceability	Non-user replaceable	Non-user replaceable
Maximum Supported Charging Power		-
Wireless Charging Support	true	-
Maximum Wireless Charging Power		-
Connection Port Type	USB Type-C 3.2
OTG Support	true	false
Fast Charging Capability	true	-
Speaker Type	Stereo (dual)	Mono
Number of 3.5mm Jacks	false	true
Fingerprint Sensor Type	Under-display (Ultrasonic)	-
Wi-Fi Specifications
Communication Technologies	GSM / CDMA / HSPA / EVDO / LTE / 5G
5G Support	true	false
Navigation Type and GPS
Screen-to-Body Ratio	-	~62.8 percent (%)
Supported Memory Card Capacity	-

View Comparison Details

Compare Samsung Galaxy S21 5Gwith ZTE Imperial

Samsung VS Zte

Feature	Samsung Galaxy S21 5G	ZTE Imperial
Part Numbers	SM-G991B / SM-G991B/DS (Global) SM-G991U (USA) SM-G991U1 (USA, Unlocked) SM-G991W (Canada) SM-G991N (Korea) SM-G9910 (China)	-
Price Range at Time of Release
Introduction Time	January 14, 2021	June 2013
Availability Status	Released	Released
Official Release Date	January 29, 2021	June 2013
Specific absorption rate (SAR)	0.74 W/kg (head), 1.08 W/kg (body)	-
European SAR rate (SAR EU)	0.46 W/kg (Head) / 1.51 W/kg (Body)	-
Operating System Type at Release	Android	Android
Operating System at Release	Android 11	Android 4.1 (Jelly Bean)
Size and Dimensions	7.9 x 71.2 x 151.7 mm	152 x 65.5 x 12.2 mm
Product Weight	mmWave Version: 171 g / sub6 Version: 169 g	153.4 gram (g)
Front Panel Material	Glass - Gorilla Glass Victus	-
Frame material type	Metal - Stainless Steel	-
Screen Size	6.2 inch	4.0 inch
Display Panel Type
Highest Refresh Rate	120 hertz (hz)	-
Display Resolution
Pixel Density Range
Screen Aspect Ratio	20:9
Memory Card Slot	false	true
Bluetooth Support
Main Camera Type - Wide/Standard	12 megapixel (mp)	5 megapixel (mp)
Ultra-Wide Lens	12 megapixel (mp)	-
Telephoto Lens	64 megapixel (mp)	-
Maximum Video Recording Quality of Rear Camera	8K	-
Main Selfie Camera Quality	10 megapixel (mp)	Has selfie camera (type unspecified)
Maximum Video Recording Resolution of Selfie Camera	4K	-
Battery Capacity	4000mAh	2500mAh
Battery Technology	Lithium Polymer	Lithium-Ion
Battery Replaceability	Non-user replaceable	User replaceable
Maximum Supported Charging Power		-
Wireless Charging Support	true	-
Maximum Wireless Charging Power		-
Connection Port Type	USB Type-C 3.2
OTG Support	true	false
Fast Charging Capability	true	-
Speaker Type	Stereo (dual)	Mono
Number of 3.5mm Jacks	false	true
Fingerprint Sensor Type	Under-display (Ultrasonic)	-
Wi-Fi Specifications
Communication Technologies	GSM / CDMA / HSPA / EVDO / LTE / 5G
5G Support	true	false
Navigation Type and GPS
Screen-to-Body Ratio	-	~57.9 percent (%)
Supported Memory Card Capacity	-

View Comparison Details

Compare Samsung Galaxy S21 5Gwith ZTE Open L

Samsung VS Zte

Feature	Samsung Galaxy S21 5G	ZTE Open L
Part Numbers	SM-G991B / SM-G991B/DS (Global) SM-G991U (USA) SM-G991U1 (USA, Unlocked) SM-G991W (Canada) SM-G991N (Korea) SM-G9910 (China)	-
Price Range at Time of Release		-
Introduction Time	January 14, 2021	March 2015
Availability Status	Released	Cancelled
Official Release Date	January 29, 2021	-
Specific absorption rate (SAR)	0.74 W/kg (head), 1.08 W/kg (body)	-
European SAR rate (SAR EU)	0.46 W/kg (Head) / 1.51 W/kg (Body)	-
Operating System Type at Release	Android	Other
Operating System at Release	Android 11
Size and Dimensions	7.9 x 71.2 x 151.7 mm	145.5 x 72.8 x 9.4 mm
Product Weight	mmWave Version: 171 g / sub6 Version: 169 g	-
Front Panel Material	Glass - Gorilla Glass Victus	-
Frame material type	Metal - Stainless Steel	-
Screen Size	6.2 inch	5.0 inch
Display Panel Type
Highest Refresh Rate	120 hertz (hz)	-
Display Resolution
Pixel Density Range
Screen Aspect Ratio	20:9
Memory Card Slot	false	true
Bluetooth Support
Main Camera Type - Wide/Standard	12 megapixel (mp)	5 megapixel (mp)
Ultra-Wide Lens	12 megapixel (mp)	-
Telephoto Lens	64 megapixel (mp)	-
Maximum Video Recording Quality of Rear Camera	8K	-
Main Selfie Camera Quality	10 megapixel (mp)	2 megapixel (mp)
Maximum Video Recording Resolution of Selfie Camera	4K	-
Battery Capacity	4000mAh	2200mAh
Battery Technology	Lithium Polymer	Lithium-Ion
Battery Replaceability	Non-user replaceable	User replaceable
Maximum Supported Charging Power		-
Wireless Charging Support	true	-
Maximum Wireless Charging Power		-
Connection Port Type	USB Type-C 3.2
OTG Support	true	false
Fast Charging Capability	true	-
Speaker Type	Stereo (dual)	Mono
Number of 3.5mm Jacks	false	true
Fingerprint Sensor Type	Under-display (Ultrasonic)	-
Wi-Fi Specifications
Communication Technologies	GSM / CDMA / HSPA / EVDO / LTE / 5G
5G Support	true	false
Navigation Type and GPS
Screen-to-Body Ratio	-	~65.0 percent (%)
Supported Memory Card Capacity	-

View Comparison Details

Compare Samsung Galaxy S21 5Gwith ZTE nubia Z40S Pro

Samsung VS Zte

Feature	Samsung Galaxy S21 5G	ZTE nubia Z40S Pro
Part Numbers	SM-G991B / SM-G991B/DS (Global) SM-G991U (USA) SM-G991U1 (USA, Unlocked) SM-G991W (Canada) SM-G991N (Korea) SM-G9910 (China)
Price Range at Time of Release
Introduction Time	January 14, 2021	April 11, 2023
Availability Status	Released	Released
Official Release Date	January 29, 2021	July 26, 2022
Specific absorption rate (SAR)	0.74 W/kg (head), 1.08 W/kg (body)	-
European SAR rate (SAR EU)	0.46 W/kg (Head) / 1.51 W/kg (Body)	-
Operating System Type at Release	Android	Android
Operating System at Release	Android 11	Android 12
Size and Dimensions	7.9 x 71.2 x 151.7 mm	161.3 x 74 x 8.1 mm
Product Weight	mmWave Version: 171 g / sub6 Version: 169 g	205 gram (g)
Front Panel Material	Glass - Gorilla Glass Victus	Glass
Frame material type	Metal - Stainless Steel	Metal - Stainless Steel
Screen Size	6.2 inch	6.67 inch
Display Panel Type
Highest Refresh Rate	120 hertz (hz)	144 hertz (hz)
Display Resolution
Pixel Density Range
Screen Aspect Ratio	20:9	20:9
Memory Card Slot	false	false
Bluetooth Support
Main Camera Type - Wide/Standard	12 megapixel (mp)	64 megapixel (mp)
Ultra-Wide Lens	12 megapixel (mp)	50 megapixel (mp)
Telephoto Lens	64 megapixel (mp)	8 megapixel (mp)
Maximum Video Recording Quality of Rear Camera	8K	8K
Main Selfie Camera Quality	10 megapixel (mp)	16 megapixel (mp)
Maximum Video Recording Resolution of Selfie Camera	4K	-
Battery Capacity	4000mAh	5000mAh
Battery Technology	Lithium Polymer	Lithium Polymer
Battery Replaceability	Non-user replaceable	Non-user replaceable
Maximum Supported Charging Power
Wireless Charging Support	true	false
Maximum Wireless Charging Power		-
Connection Port Type	USB Type-C 3.2
OTG Support	true	true
Fast Charging Capability	true	true
Speaker Type	Stereo (dual)	Stereo (dual)
Number of 3.5mm Jacks	false	false
Fingerprint Sensor Type	Under-display (Ultrasonic)	Under-display (optical)
Wi-Fi Specifications
Communication Technologies	GSM / CDMA / HSPA / EVDO / LTE / 5G
5G Support	true	true
Navigation Type and GPS
Screen-to-Body Ratio	-	~90.0 percent (%)
Maximum Brightness Level	-	1000 nit

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Compare Samsung Galaxy S21 5Gwith ZTE Imperial II

Samsung VS Zte

Feature	Samsung Galaxy S21 5G	ZTE Imperial II
Part Numbers	SM-G991B / SM-G991B/DS (Global) SM-G991U (USA) SM-G991U1 (USA, Unlocked) SM-G991W (Canada) SM-G991N (Korea) SM-G9910 (China)	-
Price Range at Time of Release		-
Introduction Time	January 14, 2021	January 2015
Availability Status	Released	Released
Official Release Date	January 29, 2021	January 2015
Specific absorption rate (SAR)	0.74 W/kg (head), 1.08 W/kg (body)	-
European SAR rate (SAR EU)	0.46 W/kg (Head) / 1.51 W/kg (Body)	-
Operating System Type at Release	Android	Android
Operating System at Release	Android 11	Android 4.4.2 (KitKat)
Size and Dimensions	7.9 x 71.2 x 151.7 mm	142.2 x 71.1 x 10.2 mm
Product Weight	mmWave Version: 171 g / sub6 Version: 169 g	143.7 gram (g)
Front Panel Material	Glass - Gorilla Glass Victus	-
Frame material type	Metal - Stainless Steel	-
Screen Size	6.2 inch	5.0 inch
Display Panel Type
Highest Refresh Rate	120 hertz (hz)	-
Display Resolution
Pixel Density Range
Screen Aspect Ratio	20:9
Memory Card Slot	false	true
Bluetooth Support
Main Camera Type - Wide/Standard	12 megapixel (mp)	5 megapixel (mp)
Ultra-Wide Lens	12 megapixel (mp)	-
Telephoto Lens	64 megapixel (mp)	-
Maximum Video Recording Quality of Rear Camera	8K
Main Selfie Camera Quality	10 megapixel (mp)	1 megapixel (mp)
Maximum Video Recording Resolution of Selfie Camera	4K	-
Battery Capacity	4000mAh	2300mAh
Battery Technology	Lithium Polymer	Lithium-Ion
Battery Replaceability	Non-user replaceable	User replaceable
Maximum Supported Charging Power		-
Wireless Charging Support	true	-
Maximum Wireless Charging Power		-
Connection Port Type	USB Type-C 3.2
OTG Support	true	false
Fast Charging Capability	true	-
Speaker Type	Stereo (dual)	Mono
Number of 3.5mm Jacks	false	true
Fingerprint Sensor Type	Under-display (Ultrasonic)	-
Wi-Fi Specifications
Communication Technologies	GSM / CDMA / HSPA / EVDO / LTE / 5G
5G Support	true	false
Navigation Type and GPS
Color Options	-	White
Screen-to-Body Ratio	-	~68.2 percent (%)
Supported Memory Card Capacity	-

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