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Infinix Smart 20 vs Vivo X300 Ultra

Feature Comparison

Aesthetic features
Aesthetic features
Size and Dimensions 167.7 x 78.8 x 7.7 mm (6.60 x 3.10 x 0.30 in) 163 x 76.8 x 8.2 mm or 8.5 mm
Product Weight 232 g or 237 g (8.18 oz)
Color Options Shadow Black, Cloudline Blue, Polaris Titanium, Sunlike Orange Eclipse Black, Victory Green, Silver
Dimensions 167.7 x 78.8 x 7.7 mm (6.60 x 3.10 x 0.30 in) 163 x 76.8 x 8.2 mm or 8.5 mm
Style and design
Style and design
Front Panel Material Glass front, plastic back, plastic frame Glass front, glass back, aluminum frame
Frame material type IP64 dust tight and water resistant (water splashes) IP68/IP69 dust tight and water resistant (immersible up to 1.5m for 30 min)
Display
Display
Display Panel Type IPS LCD, 120Hz, 700 nits (HBM) LTPO AMOLED, 1B colors, 144Hz, 2160Hz PWM, Dolby Vision, HDR10+, HDR Vivid
Screen Size 6.78 inches, 109.5 cm 2 (~82.9% screen-to-body ratio) 6.82 inches, 113.0 cm 2 (~90.3% screen-to-body ratio)
Display Resolution 720 x 1576 pixels, 19.5:9 ratio (~259 ppi density) 1440 x 3168 pixels (~510 ppi density)
Brightness IPS LCD, 120Hz, 700 nits (HBM) LTPO AMOLED, 1B colors, 144Hz, 2160Hz PWM, Dolby Vision, HDR10+, HDR Vivid
Screen Size 6.78 inches, 109.5 cm 2 (~82.9% screen-to-body ratio) 6.82 inches, 113.0 cm 2 (~90.3% screen-to-body ratio)
Display Technical Details - Armor glass, Mohs level 4
Maximum Brightness Level - 1935 nits max brightness (measured)
Processor or chip
Processor or chip
Chipset Model Mediatek Helio G81 Ultimate (12 nm) Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm)
Processor Core Details Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55) Octa-core (2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M)
Other Technical Details of Chipset - Emergency SOS via satellite (calls, messages) - 16GB + 1TB model only
Storage memory
Storage memory
Internal Memory Capacity 64GB 4GB RAM, 128GB 4GB RAM 256GB 12GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
Internal Storage Type eMMC 5.1 UFS 4.1
RAM Memory 4GB -
Main camera
Main camera
Maximum Video Recording Quality of Rear Camera 1440p@30fps, 1080p@30fps 8K@30fps, 4K@24/30/60/120fps (10-bit Log, Dolby Vision HDR), 1080p@30/60/120/240fps, gyro-EIS, HDR10+
Rear Camera Details 8 MP, f/2.0, (wide), 1/4.0", 1.12µm, AF 200 MP, f/1.9, 35mm (wide), 1/1.12", 0.7µm, PDAF, gimbal OIS
Main Camera Specifications - Wide/Standard - Laser AF, color spectrum sensor, Zeiss optics, Zeiss T* lens coating, LED flash, panorama, HDR, 3D LUT import
Front camera
Front camera
Main Selfie Camera Specifications 8 MP, f/2.0, (wide), 1/4.0", 1.12µm 50 MP, f/2.5, 24mm (wide), 1/2.76", 0.64µm, AF
Resolution and Frame Rate of Selfie Video 1440p@30fps, 1080p@30fps 4K@30/60fps, 1080p@30/60fps, gyro-EIS, HDR
Main Selfie Camera Quality 8 MP, f/2.0, (wide), 1/4.0", 1.12µm 50 MP, f/2.5, 24mm (wide), 1/2.76", 0.64µm, AF
Audio features
Audio features
Speaker Type Yes -24.7 LUFS (Very good)
Number of 3.5mm Jacks Yes No
Audio Capabilities - 24-bit/192kHz Hi-Res audio
Speaker Type - Yes, with stereo speakers
Audio capabilities - 24-bit/192kHz Hi-Res audio
Communications and sensors
Communications and sensors
Wi-Fi Specifications Wi-Fi 802.11 a/b/g/n/ac, dual-band Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band
Navigation Type and GPS GPS GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), GLONASS
Communication Technologies GSM / HSPA / LTE GSM / HSPA / LTE / 5G
5G Support - 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 71, 75, 77, 78, 79 SA/NSA - Global
Battery and charging features
Battery and charging features
Connection Port Type USB Type-C 2.0, OTG USB Type-C 3.2, OTG, DisplayPort
Launch Information
Launch Information
Announced 2026, March 04 2026, March 30
Initial data or main information
Initial data or main information
Availability Status Available. Released 2026, March Available. Released 2026, April 03
Part Numbers X6840, X6840B V2547A, V2547DA, V2536A, V2562
Price Range at Time of Release - € 1,999.00 / ₹ 159,999
Body
Body
Build Glass front, plastic back, plastic frame Glass front, glass back, aluminum frame
Water Resistance IP64 dust tight and water resistant (water splashes) IP68/IP69 dust tight and water resistant (immersible up to 1.5m for 30 min)
Design
Design
SIM Nano-SIM + Nano-SIM · Nano-SIM + Nano-SIM + eSIM (max 2 at a time) Nano-SIM + Nano-SIM
Platform
Platform
Operating System Android 16, XOS 16 Android 16, OriginOS 6
Chipset Mediatek Helio G81 Ultimate (12 nm) Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm)
Central Processor (CPU)
Central Processor (CPU)
CPU Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55) Octa-core (2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M)
GPU Model Mali-G52 MC2 Adreno 840
Main memory and RAM
Main memory and RAM
Memory Card Slot Type microSDXC (dedicated slot) -
Network connections
Network connections
Communication Technologies FM radio -
Capabilities
Capabilities
Smart Sensors Fingerprint (side-mounted), accelerometer, proximity, compass Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass
Technical features
Technical features
Fast Charging Capability 15W wired 100W wired, PD, PPS, QC, UFCS
Power supply and battery life
Power supply and battery life
Battery Technology - Si/C Li-Ion
Visual details
Visual details
Supported HDR Standards - Ultra HDR image support
Connections
Connections
Bluetooth Support - 5.4, A2DP, LE, aptX HD, aptX Adaptive, aptX Lossless, LHDC 5
Power
Power
Energy efficiency class - Class B
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User Rating Comparison

Infinix Smart 20
0 /10
from total 1 Vote
Vivo X300 Ultra
0 /10
from total 1 Vote

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