Product
Oppo A31
Oppo A31
₹6,669
Infinix Smart 2
Infinix Smart 2
₹7,999
Battery
Type Li-Po 4230 mAh Li-Ion 3050 mAh, non-removable
Body
Build Glass front (Gorilla Glass 3), plastic back, plastic frame -
Dimensions 163.9 x 75.5 x 8.3 mm (6.45 x 2.97 x 0.33 in) 148 x 71 x 8.4 mm (5.83 x 2.80 x 0.33 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 180 g (6.35 oz) 138 g (4.87 oz)
Comms
Bluetooth 5.0, A2DP, LE 4.2, A2DP, LE
NFC No No
Positioning GPS, GLONASS, BDS GPS
Radio FM radio FM radio
USB microUSB 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
Display
Protection Corning Gorilla Glass 3 -
Resolution 720 x 1600 pixels, 20:9 ratio (~270 ppi density) 720 x 1440 pixels, 18:9 ratio (~293 ppi density)
Size 6.5 inches, 102.0 cm2 (~82.4% screen-to-body ratio) 5.5 inches, 78.1 cm2 (~74.3% screen-to-body ratio)
Type IPS LCD, 480 nits (typ) IPS LCD
Features
Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass Accelerometer, proximity; Fingerprint (16GB/1GB only)
Launch
Announced 2020, February 13 2018. Released 2018
Status Available. Released 2020, February 14 Discontinued
Main Camera
Features LED flash, HDR, panorama Dual-LED flash, panorama, HDR
Single - 13 MP, PDAF
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 16GB 1GB RAM, 16GB 2GB RAM, 32GB 3GB RAM
  eMMC 5.1 -
Misc
Colors Fantasy White, Mystery Black, Lake Green Sandstone Black, Bordeaux Red, Serene Gold, City Blue
Models CPH2015, CPH2073, CPH2081, CPH2029, CPH2031 X5515, X5515F
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, 40, 41
Speed HSPA, LTE HSPA 42.2/11.5 Mbps, LTE Cat4 150/50 Mbps
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) -
CPU Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) Quad-core 1.5 GHz Cortex-A53 or Quad-core 1.3 GHz Cortex-A53
GPU PowerVR GE8320 -
OS Android 9.0 (Pie), ColorOS 6.1 Android 8.1 (Oreo) or Android 8.1 Oreo (Go edition)
Selfie camera
Features HDR Dual-LED flash
Single 8 MP, f/2.0, (wide), 1/4.0", 1.12µm 8 MP
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes
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