Product
Infinix Note 8i
Infinix Note 8i
Realme C31
Realme C31
Battery
Charging 18W wired 10W wired
Type 5200 mAh 5000 mAh
Body
Build - Glass front, plastic frame, plastic back
Dimensions 171.4 x 77.7 x 8.9 mm (6.75 x 3.06 x 0.35 in) 164.7 x 76.1 x 8.4 mm (6.48 x 3.00 x 0.33 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight - 197 g (6.95 oz)
Comms
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE
NFC No No
Positioning GPS GPS, GLONASS, GALILEO, BDS
Radio FM radio No
USB USB Type-C 2.0, OTG microUSB 2.0
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 Panda Glass
Resolution 720 x 1640 pixels (~264 ppi density) 720 x 1600 pixels, 20:9 ratio (~270 ppi density)
Size 6.78 inches, 109.2 cm2 (~82.0% screen-to-body ratio) 6.5 inches, 102.0 cm2 (~81.4% screen-to-body ratio)
Type IPS LCD, 480 nits (peak) IPS LCD, 400 nits
Features
Sensors Fingerprint (side-mounted), accelerometer, proximity, compass Fingerprint (side-mounted), accelerometer, gyro, proximity
Launch
Announced 2020, October 15 2022, March 25
Status Available. Released 2020, November 15 Available. Released 2022, March 31
Main Camera
Features Quad-LED flash, HDR, panorama LED flash, HDR, panorama
Quad 48 MP, (wide), 1/2.0", 0.8µm, PDAF 2 MP, (macro) 2 MP, (depth) 2 MP -
Triple - 13 MP, f/2.2, 25mm (wide), 1/3.06", 1.12µm, AF 2 MP, f/2.4, (macro) 0.3 MP, f/2.8, (depth)
Video 1440p@30fps 1080p@30fps
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM 32GB 3GB RAM, 64GB 4GB RAM
  - UFS 2.2
Misc
Colors Gray, Blue, Green Light Silver, Dark Green
Models X683, X683B RMX3501
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 2100
4G bands 1, 3, 5, 7, 8, 20, 38, 40, 41 1, 3, 5, 8, 38, 40, 41
Speed HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA, LTE
Technology GSM / HSPA / LTE GSM / HSPA / LTE
  1, 3, 7, 8, 20, 28 -
Platform
Chipset Mediatek MT6769V/CU Helio G80 (12 nm) Unisoc Tiger T612 (12 nm)
CPU Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) Octa-core (2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Mali-G52 MC2 Mali-G57
OS Android 10, XOS 7.1 Android 11, Realme UI 2.0
Selfie camera
Features Dual-LED flash HDR
Single 8 MP 5 MP, f/2.2, 27mm (wide), 1/5.0", 1.12µm
Video 1080p@30fps 720p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes