Product
Oppo A31
Oppo A31
₹6,669
Infinix Smart 8 (India)
Infinix Smart 8 (India)
₹7,999
Battery
Charging - 10W wired Reverse wired
Type Li-Po 4230 mAh 5000 mAh
Body
Build Glass front (Gorilla Glass 3), plastic back, plastic frame Glass front, plastic back, plastic frame
Dimensions 163.9 x 75.5 x 8.3 mm (6.45 x 2.97 x 0.33 in) 163.6 x 75.6 x 8.5 mm (6.44 x 2.98 x 0.33 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 180 g (6.35 oz) 189 g (6.67 oz)
Comms
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE
NFC No No
Positioning GPS, GLONASS, BDS GPS
Radio FM radio FM radio
USB microUSB 2.0, OTG USB Type-C 2.0, OTG
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct Wi-Fi 802.11 b/g/n/ac, dual-band
Display
Protection Corning Gorilla Glass 3 -
Resolution 720 x 1600 pixels, 20:9 ratio (~270 ppi density) 720 x 1612 pixels, 20:9 ratio (~267 ppi density)
Size 6.5 inches, 102.0 cm2 (~82.4% screen-to-body ratio) 6.6 inches, 104.6 cm2 (~84.6% screen-to-body ratio)
Type IPS LCD, 480 nits (typ) IPS LCD, 90Hz, 500 nits (peak)
Features
Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass Fingerprint (side-mounted), accelerometer, proximity, compass
Launch
Announced 2020, February 13 2024, January 13
Status Available. Released 2020, February 14 Available. Released 2024, January 17
Main Camera
Features LED flash, HDR, panorama Ring-LED flash, HDR, panorama
Single - 50 MP, (wide), AF 0.08 MP, (auxiliary lens)
Triple 12 MP, f/1.8, (wide), 1/2.86", 1.25µm, PDAF 2 MP, f/2.4, (macro) 2 MP, f/2.4, (depth) -
Video 1080p@30fps 1080p@30fps
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM 64GB 4GB RAM
  eMMC 5.1 -
Misc
Colors Fantasy White, Mystery Black, Lake Green Rainbow Blue, Galaxy White, Shiny Gold, Timber Black
Models CPH2015, CPH2073, CPH2081, CPH2029, CPH2031 X6525B
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 2100 - International HSDPA 850 / 900 / 2100
4G bands 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - International 1, 3, 5, 8, 38, 40, 41
Speed HSPA, LTE HSPA, LTE
Technology GSM / HSPA / LTE GSM / HSPA / LTE
  1, 3, 5, 7, 8, 38, 40, 41 - Asia -
Platform
Chipset Mediatek MT6765V/CB Helio P35 (12 nm) Mediatek Helio G36 (12 nm)
CPU Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) Octa-core (4x2.2 GHz Cortex-A53 & 4x1.6 GHz Cortex-A53)
GPU PowerVR GE8320 PowerVR GE8320
OS Android 9.0 (Pie), ColorOS 6.1 Android 13 (Go edition), XOS 13
Selfie camera
Features HDR -
Single 8 MP, f/2.0, (wide), 1/4.0", 1.12µm 8 MP, (wide)
Video 1080p@30fps Yes
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes
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