Page 5 from comparison Vivo X21 UD

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Compare Vivo X21 UDwith ZTE nubia Z40 Pro

Feature	Vivo X21 UD	ZTE nubia Z40 Pro
Price Range at Time of Release
Introduction Time	March 2018	February 25, 2022
Availability Status	Released	Released
Official Release Date	March 2018	March 2, 2022
Operating System Type at Release	Android	Android
Operating System at Release	Android 8.1 (Oreo)	Android 12
Size and Dimensions	154.5 x 74.8 x 7.4 mm	161.9 x 72.9 x 8.4 mm
Product Weight	156.2 gram (g)	199 gram (g)
Screen Size	6.28 inch	6.67 inch
Display Panel Type
Display Resolution
Pixel Density Range
Screen-to-Body Ratio	~85.2 percent (%)	~91.0 percent (%)
Screen Aspect Ratio		20:9
Memory Card Slot	true	false
Bluetooth Support
Supported Memory Card Capacity		-
Main Camera Type - Wide/Standard	12 megapixel (mp)	64 megapixel (mp)
Depth Sensor Camera	5 megapixel (mp)	-
Maximum Video Recording Quality of Rear Camera		-
Main Selfie Camera Quality	12 megapixel (mp)	16 megapixel (mp)
Maximum Video Recording Resolution of Selfie Camera		-
Battery Capacity	3200mAh	5000mAh
Battery Technology	Lithium-Ion	Lithium Polymer
Battery Replaceability	Non-user replaceable	Non-user replaceable
Connection Port Type
OTG Support	true	true
Speaker Type	Mono	Stereo (dual)
Number of 3.5mm Jacks	true	false
Fingerprint Sensor Type	Under-display (optical)	Under-display (optical)
Wi-Fi Specifications
Communication Technologies
5G Support	false	true
Navigation Type and GPS
Part Numbers	-
Front Panel Material	-	Glass
Frame material type	-	Metal - Stainless Steel
Highest Refresh Rate	-	144 hertz (hz)
Maximum Brightness Level	-	1000 nit
Ultra-Wide Lens	-	50 megapixel (mp)
Telephoto Lens	-	8 megapixel (mp)
Maximum Supported Charging Power	-
Wireless Charging Support	-	false
Fast Charging Capability	-	true

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Compare Vivo X21 UDwith ZTE Nubia Z11 mini

VIVO VS Mini

Feature	Vivo X21 UD	ZTE Nubia Z11 mini
Price Range at Time of Release
Introduction Time	March 2018	April 2016
Availability Status	Released	Released
Official Release Date	March 2018	May 2016
Operating System Type at Release	Android	Android
Operating System at Release	Android 8.1 (Oreo)	Android 5.1.1 (Lollipop)
Size and Dimensions	154.5 x 74.8 x 7.4 mm	141.4 x 70 x 8 mm
Product Weight	156.2 gram (g)	138 gram (g)
Screen Size	6.28 inch	5.0 inch
Display Panel Type
Display Resolution
Pixel Density Range
Screen-to-Body Ratio	~85.2 percent (%)	~69.6 percent (%)
Screen Aspect Ratio
Memory Card Slot	true	true
Bluetooth Support
Supported Memory Card Capacity
Main Camera Type - Wide/Standard	12 megapixel (mp)	16 megapixel (mp)
Depth Sensor Camera	5 megapixel (mp)	-
Maximum Video Recording Quality of Rear Camera
Main Selfie Camera Quality	12 megapixel (mp)	8 megapixel (mp)
Maximum Video Recording Resolution of Selfie Camera
Battery Capacity	3200mAh	2800mAh
Battery Technology	Lithium-Ion	Lithium-Ion
Battery Replaceability	Non-user replaceable	Non-user replaceable
Connection Port Type
OTG Support	true	true
Speaker Type	Mono	Mono
Number of 3.5mm Jacks	true	true
Fingerprint Sensor Type	Under-display (optical)	On the back of the phone
Wi-Fi Specifications
Communication Technologies
5G Support	false	false
Navigation Type and GPS
Internal Memory Capacity	-
Wireless Charging Support	-	false
Fast Charging Capability	-	false

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Compare Vivo X21 UDwith ZTE Redbull V5 V9180

VIVO VS Zte

Feature	Vivo X21 UD	ZTE Redbull V5 V9180
Price Range at Time of Release		-
Introduction Time	March 2018	April 2014
Availability Status	Released	Released
Official Release Date	March 2018	April 2014
Operating System Type at Release	Android	Android
Operating System at Release	Android 8.1 (Oreo)	Android 4.3 (Jelly Bean)
Size and Dimensions	154.5 x 74.8 x 7.4 mm	139 x 71 x 8.9 mm
Product Weight	156.2 gram (g)	165 gram (g)
Screen Size	6.28 inch	5.0 inch
Display Panel Type
Display Resolution
Pixel Density Range
Screen-to-Body Ratio	~85.2 percent (%)	~69.8 percent (%)
Screen Aspect Ratio
Memory Card Slot	true	true
Bluetooth Support
Supported Memory Card Capacity
Main Camera Type - Wide/Standard	12 megapixel (mp)	13 megapixel (mp)
Depth Sensor Camera	5 megapixel (mp)	-
Maximum Video Recording Quality of Rear Camera		-
Main Selfie Camera Quality	12 megapixel (mp)	5 megapixel (mp)
Maximum Video Recording Resolution of Selfie Camera		-
Battery Capacity	3200mAh	2400mAh
Battery Technology	Lithium-Ion	Lithium Polymer
Battery Replaceability	Non-user replaceable	User replaceable
Connection Port Type
OTG Support	true	true
Speaker Type	Mono	Mono
Number of 3.5mm Jacks	true	true
Fingerprint Sensor Type	Under-display (optical)	-
Wi-Fi Specifications
Communication Technologies
5G Support	false	false
Navigation Type and GPS

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Compare Vivo X21 UDwith ZTE Nubia Z9 Max

VIVO VS Zte

Feature	Vivo X21 UD	ZTE Nubia Z9 Max
Price Range at Time of Release
Introduction Time	March 2018	March 2015
Availability Status	Released	Released
Official Release Date	March 2018	April 2015
Operating System Type at Release	Android	Android
Operating System at Release	Android 8.1 (Oreo)	Android 5.0.2 (Lollipop)
Size and Dimensions	154.5 x 74.8 x 7.4 mm	154.8 x 76.6 x 7.9 mm
Product Weight	156.2 gram (g)	165 gram (g)
Screen Size	6.28 inch	5.5 inch
Display Panel Type
Display Resolution
Pixel Density Range
Screen-to-Body Ratio	~85.2 percent (%)	~70.3 percent (%)
Screen Aspect Ratio
Memory Card Slot	true	true
Bluetooth Support
Supported Memory Card Capacity
Main Camera Type - Wide/Standard	12 megapixel (mp)	16 megapixel (mp)
Depth Sensor Camera	5 megapixel (mp)	-
Maximum Video Recording Quality of Rear Camera		4K
Main Selfie Camera Quality	12 megapixel (mp)	8 megapixel (mp)
Maximum Video Recording Resolution of Selfie Camera
Battery Capacity	3200mAh	2900mAh
Battery Technology	Lithium-Ion	Lithium-Ion
Battery Replaceability	Non-user replaceable	Non-user replaceable
Connection Port Type
OTG Support	true	true
Speaker Type	Mono	Mono
Number of 3.5mm Jacks	true	true
Fingerprint Sensor Type	Under-display (optical)	-
Wi-Fi Specifications
Communication Technologies
5G Support	false	false
Navigation Type and GPS
Internal Memory Capacity	-

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Compare Vivo X21 UDwith ZTE Nubia Z9 mini

VIVO VS Mini

Feature	Vivo X21 UD	ZTE Nubia Z9 mini
Price Range at Time of Release
Introduction Time	March 2018	March 2015
Availability Status	Released	Released
Official Release Date	March 2018	April 2015
Operating System Type at Release	Android	Android
Operating System at Release	Android 8.1 (Oreo)	Android 5.0.2 (Lollipop)
Size and Dimensions	154.5 x 74.8 x 7.4 mm	141.3 x 69.8 x 8.2 mm
Product Weight	156.2 gram (g)	147 gram (g)
Screen Size	6.28 inch	5.0 inch
Display Panel Type
Display Resolution
Pixel Density Range
Screen-to-Body Ratio	~85.2 percent (%)	~69.9 percent (%)
Screen Aspect Ratio
Memory Card Slot	true	true
Bluetooth Support
Supported Memory Card Capacity
Main Camera Type - Wide/Standard	12 megapixel (mp)	16 megapixel (mp)
Depth Sensor Camera	5 megapixel (mp)	-
Maximum Video Recording Quality of Rear Camera
Main Selfie Camera Quality	12 megapixel (mp)	8 megapixel (mp)
Maximum Video Recording Resolution of Selfie Camera
Battery Capacity	3200mAh	2900mAh
Battery Technology	Lithium-Ion	Lithium-Ion
Battery Replaceability	Non-user replaceable	Non-user replaceable
Connection Port Type
OTG Support	true	true
Speaker Type	Mono	Mono
Number of 3.5mm Jacks	true	true
Fingerprint Sensor Type	Under-display (optical)	-
Wi-Fi Specifications
Communication Technologies
5G Support	false	false
Navigation Type and GPS
Internal Memory Capacity	-

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Compare Vivo X21 UDwith ZTE Nubia Z9

VIVO VS Zte

Feature	Vivo X21 UD	ZTE Nubia Z9
Price Range at Time of Release
Introduction Time	March 2018	May 2015
Availability Status	Released	Released
Official Release Date	March 2018	June 2015
Operating System Type at Release	Android	Android
Operating System at Release	Android 8.1 (Oreo)	Android 5.0.2 (Lollipop)
Size and Dimensions	154.5 x 74.8 x 7.4 mm	147.4 x 68.3 x 8.9 mm
Product Weight	156.2 gram (g)	192 gram (g)
Screen Size	6.28 inch	5.2 inch
Display Panel Type
Display Resolution
Pixel Density Range
Screen-to-Body Ratio	~85.2 percent (%)	~74.0 percent (%)
Screen Aspect Ratio
Memory Card Slot	true	false
Bluetooth Support
Supported Memory Card Capacity		-
Main Camera Type - Wide/Standard	12 megapixel (mp)	16 megapixel (mp)
Depth Sensor Camera	5 megapixel (mp)	-
Maximum Video Recording Quality of Rear Camera		4K
Main Selfie Camera Quality	12 megapixel (mp)	8 megapixel (mp)
Maximum Video Recording Resolution of Selfie Camera
Battery Capacity	3200mAh	2900mAh
Battery Technology	Lithium-Ion	Lithium-Ion
Battery Replaceability	Non-user replaceable	Non-user replaceable
Connection Port Type
OTG Support	true	true
Speaker Type	Mono	-
Number of 3.5mm Jacks	true	true
Fingerprint Sensor Type	Under-display (optical)	On the side of the phone
Wi-Fi Specifications
Communication Technologies
5G Support	false	false
Navigation Type and GPS

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Compare Vivo X21 UDwith ZTE Nubia Z7 Max

VIVO VS Zte

Feature	Vivo X21 UD	ZTE Nubia Z7 Max
Price Range at Time of Release
Introduction Time	March 2018	July 2014
Availability Status	Released	Released
Official Release Date	March 2018	July 2014
Operating System Type at Release	Android	Android
Operating System at Release	Android 8.1 (Oreo)	Android 4.4.2 (KitKat)
Size and Dimensions	154.5 x 74.8 x 7.4 mm	152.7 x 76 x 8.7 mm
Product Weight	156.2 gram (g)	160 gram (g)
Screen Size	6.28 inch	5.5 inch
Display Panel Type
Display Resolution
Pixel Density Range
Screen-to-Body Ratio	~85.2 percent (%)	~71.1 percent (%)
Screen Aspect Ratio
Memory Card Slot	true	true
Bluetooth Support
Supported Memory Card Capacity
Main Camera Type - Wide/Standard	12 megapixel (mp)	13 megapixel (mp)
Depth Sensor Camera	5 megapixel (mp)	-
Maximum Video Recording Quality of Rear Camera		4K
Main Selfie Camera Quality	12 megapixel (mp)	5 megapixel (mp)
Maximum Video Recording Resolution of Selfie Camera
Battery Capacity	3200mAh	3100mAh
Battery Technology	Lithium-Ion	Lithium-Ion
Battery Replaceability	Non-user replaceable	Non-user replaceable
Connection Port Type
OTG Support	true	false
Speaker Type	Mono	Mono
Number of 3.5mm Jacks	true	true
Fingerprint Sensor Type	Under-display (optical)	-
Wi-Fi Specifications
Communication Technologies
5G Support	false	false
Navigation Type and GPS
Wireless Charging Support	-	false
Fast Charging Capability	-	false

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Compare Vivo X21 UDwith ZTE Nubia Z7

VIVO VS Zte

Feature	Vivo X21 UD	ZTE Nubia Z7
Price Range at Time of Release
Introduction Time	March 2018	July 2014
Availability Status	Released	Released
Official Release Date	March 2018	July 2014
Operating System Type at Release	Android	Android
Operating System at Release	Android 8.1 (Oreo)	Android 4.4.2 (KitKat)
Size and Dimensions	154.5 x 74.8 x 7.4 mm	153.2 x 75.7 x 8.9 mm
Product Weight	156.2 gram (g)	160 gram (g)
Screen Size	6.28 inch	5.5 inch
Display Panel Type
Display Resolution
Pixel Density Range
Screen-to-Body Ratio	~85.2 percent (%)	~70.8 percent (%)
Screen Aspect Ratio
Memory Card Slot	true	false
Bluetooth Support
Supported Memory Card Capacity		-
Main Camera Type - Wide/Standard	12 megapixel (mp)	13 megapixel (mp)
Depth Sensor Camera	5 megapixel (mp)	-
Maximum Video Recording Quality of Rear Camera		4K
Main Selfie Camera Quality	12 megapixel (mp)	5 megapixel (mp)
Maximum Video Recording Resolution of Selfie Camera
Battery Capacity	3200mAh	3000mAh
Battery Technology	Lithium-Ion	Lithium-Ion
Battery Replaceability	Non-user replaceable	Non-user replaceable
Connection Port Type
OTG Support	true	false
Speaker Type	Mono	Mono
Number of 3.5mm Jacks	true	true
Fingerprint Sensor Type	Under-display (optical)	-
Wi-Fi Specifications
Communication Technologies
5G Support	false	false
Navigation Type and GPS
Wireless Charging Support	-	false
Fast Charging Capability	-	false

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Compare Vivo X21 UDwith ZTE Nubia Red Magic 6s

VIVO VS Zte

Feature	Vivo X21 UD	ZTE Nubia Red Magic 6s
Price Range at Time of Release
Introduction Time	March 2018	September 6, 2021
Availability Status	Released	Released
Official Release Date	March 2018	September 27, 2021
Operating System Type at Release	Android	Android
Operating System at Release	Android 8.1 (Oreo)	Android 11
Size and Dimensions	154.5 x 74.8 x 7.4 mm	169.9 x 77.2 x 9.5 mm
Product Weight	156.2 gram (g)	215 gram (g)
Screen Size	6.28 inch	6.8 inch
Display Panel Type
Display Resolution
Pixel Density Range
Screen-to-Body Ratio	~85.2 percent (%)	~85.1 percent (%)
Screen Aspect Ratio		20:9
Memory Card Slot	true	false
Bluetooth Support
Supported Memory Card Capacity		-
Main Camera Type - Wide/Standard	12 megapixel (mp)	64 megapixel (mp)
Depth Sensor Camera	5 megapixel (mp)	-
Maximum Video Recording Quality of Rear Camera		8K
Main Selfie Camera Quality	12 megapixel (mp)	8 megapixel (mp)
Maximum Video Recording Resolution of Selfie Camera
Battery Capacity	3200mAh	5050mAh
Battery Technology	Lithium-Ion	Lithium Polymer
Battery Replaceability	Non-user replaceable	Non-user replaceable
Connection Port Type
OTG Support	true	true
Speaker Type	Mono	Stereo (dual)
Number of 3.5mm Jacks	true	true
Fingerprint Sensor Type	Under-display (optical)	Under-display (optical)
Wi-Fi Specifications
Communication Technologies		GSM / CDMA / HSPA / EVDO / LTE / 5G
5G Support	false	true
Navigation Type and GPS		GPS with A-GPS/GLONASS/GALILEO/BDS - Dual-band
Front Panel Material	-	Glass - Gorilla Glass
Frame material type	-	Metal - Stainless Steel
Highest Refresh Rate	-	165 hertz (hz)
Maximum Brightness Level	-	700 nit
Ultra-Wide Lens	-	8 megapixel (mp)
Macro Camera Type	-	2 megapixel (mp)
Maximum Supported Charging Power	-
Wireless Charging Support	-	false
Fast Charging Capability	-	true

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Compare Vivo X21 UDwith ZTE Tempo X

VIVO VS Zte

Feature	Vivo X21 UD	ZTE Tempo X
Price Range at Time of Release
Introduction Time	March 2018	September 2017
Availability Status	Released	Released
Official Release Date	March 2018	September 2017
Operating System Type at Release	Android	Android
Operating System at Release	Android 8.1 (Oreo)	Android 7.1.1 (Nougat)
Size and Dimensions	154.5 x 74.8 x 7.4 mm	145.5 x 71.9 x 9.1 mm
Product Weight	156.2 gram (g)	141.8 gram (g)
Screen Size	6.28 inch	5.0 inch
Display Panel Type
Display Resolution
Pixel Density Range
Screen-to-Body Ratio	~85.2 percent (%)	~65.9 percent (%)
Screen Aspect Ratio
Memory Card Slot	true	true
Bluetooth Support
Supported Memory Card Capacity
Main Camera Type - Wide/Standard	12 megapixel (mp)	5 megapixel (mp)
Depth Sensor Camera	5 megapixel (mp)	-
Maximum Video Recording Quality of Rear Camera
Main Selfie Camera Quality	12 megapixel (mp)	2 megapixel (mp)
Maximum Video Recording Resolution of Selfie Camera		-
Battery Capacity	3200mAh	2200mAh
Battery Technology	Lithium-Ion	Lithium-Ion
Battery Replaceability	Non-user replaceable	User replaceable
Connection Port Type
OTG Support	true	false
Speaker Type	Mono	Mono
Number of 3.5mm Jacks	true	true
Fingerprint Sensor Type	Under-display (optical)	-
Wi-Fi Specifications
Communication Technologies
5G Support	false	false
Navigation Type and GPS

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Compare Vivo X21 UDwith ZTE V40 Pro

VIVO VS Zte

Feature	Vivo X21 UD	ZTE V40 Pro
Price Range at Time of Release
Introduction Time	March 2018	March 1, 2022
Availability Status	Released	Released
Official Release Date	March 2018	July 8, 2022
Operating System Type at Release	Android	Android
Operating System at Release	Android 8.1 (Oreo)	Android 11
Size and Dimensions	154.5 x 74.8 x 7.4 mm	163.9 x 76.2 x 8.3 mm
Product Weight	156.2 gram (g)	190 gram (g)
Screen Size	6.28 inch	6.67 inch
Display Panel Type
Display Resolution
Pixel Density Range
Screen-to-Body Ratio	~85.2 percent (%)	~86.0 percent (%)
Screen Aspect Ratio		20:9
Memory Card Slot	true	false
Bluetooth Support
Supported Memory Card Capacity		-
Main Camera Type - Wide/Standard	12 megapixel (mp)	64 megapixel (mp)
Depth Sensor Camera	5 megapixel (mp)	2 megapixel (mp)
Maximum Video Recording Quality of Rear Camera
Main Selfie Camera Quality	12 megapixel (mp)	16 megapixel (mp)
Maximum Video Recording Resolution of Selfie Camera
Battery Capacity	3200mAh	5100mAh
Battery Technology	Lithium-Ion	Lithium Polymer
Battery Replaceability	Non-user replaceable	Non-user replaceable
Connection Port Type		USB Type-C 2.0
OTG Support	true	false
Speaker Type	Mono	Mono
Number of 3.5mm Jacks	true	true
Fingerprint Sensor Type	Under-display (optical)	On the side of the phone
Wi-Fi Specifications		-
Communication Technologies
5G Support	false	false
Navigation Type and GPS
Front Panel Material	-	Glass
Frame material type	-	Metal - 7000 Series Aluminum
Macro Camera Type	-	2 megapixel (mp)
Maximum Supported Charging Power	-
Wireless Charging Support	-	false
Full Charge Time	-
Fast Charging Capability	-	true

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Compare Vivo X21 UDwith ZTE Nubia Red Magic 7S

VIVO VS Zte

Feature	Vivo X21 UD	ZTE Nubia Red Magic 7S
Price Range at Time of Release
Introduction Time	March 2018	July 11, 2022
Availability Status	Released	Released
Official Release Date	March 2018	July 15, 2022
Operating System Type at Release	Android	Android
Operating System at Release	Android 8.1 (Oreo)	Android 12
Size and Dimensions	154.5 x 74.8 x 7.4 mm	170.6 x 78.3 x 9.5 mm
Product Weight	156.2 gram (g)	215 gram (g)
Screen Size	6.28 inch	6.8 inch
Display Panel Type
Display Resolution
Pixel Density Range
Screen-to-Body Ratio	~85.2 percent (%)	~83.6 percent (%)
Screen Aspect Ratio		20:9
Memory Card Slot	true	false
Bluetooth Support
Supported Memory Card Capacity		-
Main Camera Type - Wide/Standard	12 megapixel (mp)	64 megapixel (mp)
Depth Sensor Camera	5 megapixel (mp)	-
Maximum Video Recording Quality of Rear Camera		8K
Main Selfie Camera Quality	12 megapixel (mp)	8 megapixel (mp)
Maximum Video Recording Resolution of Selfie Camera
Battery Capacity	3200mAh	4500mAh
Battery Technology	Lithium-Ion	Lithium Polymer
Battery Replaceability	Non-user replaceable	Non-user replaceable
Connection Port Type
OTG Support	true	true
Speaker Type	Mono	Stereo (dual)
Number of 3.5mm Jacks	true	true
Fingerprint Sensor Type	Under-display (optical)	Under-display (optical)
Wi-Fi Specifications
Communication Technologies		GSM / CDMA / HSPA / EVDO / LTE / 5G
5G Support	false	true
Navigation Type and GPS		GPS with A-GPS/GLONASS/GALILEO/BDS - Dual-band
Front Panel Material	-	Glass
Frame material type	-	Metal - Stainless Steel
Highest Refresh Rate	-	165 hertz (hz)
Ultra-Wide Lens	-	8 megapixel (mp)
Macro Camera Type	-	2 megapixel (mp)
Maximum Supported Charging Power	-
Wireless Charging Support	-	false
Full Charge Time	-
Fast Charging Capability	-	true

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