Product
Oppo A31
Oppo A31
₹6,669
Infinix Smart 8 HD
Infinix Smart 8 HD
₹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) 184 g (6.49 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 a/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 2023, December 08
Status Available. Released 2020, February 14 Available. Released 2023, December 13
Main Camera
Features LED flash, HDR, panorama Ring-LED flash, HDR, panorama
Single - 13 MP, f/1.8, 27mm (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 3GB RAM, 64GB 4GB RAM
  eMMC 5.1 UFS 2.2
Misc
Colors Fantasy White, Mystery Black, Lake Green Timber Black, Shiny Gold, Crystal Green, Galaxy White
Models CPH2015, CPH2073, CPH2081, CPH2029, CPH2031 X6525
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) Unisoc T606 (12 nm)
CPU Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) Octa-core (2x1.6 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
GPU PowerVR GE8320 Mali-G57 MP1
OS Android 9.0 (Pie), ColorOS 6.1 Android 13, XOS 13
Selfie camera
Features HDR -
Single 8 MP, f/2.0, (wide), 1/4.0", 1.12µm 8 MP, f/2.0, (wide)
Video 1080p@30fps Yes
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes
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