Product
Realme 9i
Realme 9i
Realme C31
Realme C31
Battery
Charging 33W wired, 100% in 70 min 10W wired
Type 5000 mAh 5000 mAh
Body
Build Glass front (Dragontrail Pro), plastic frame, plastic back Glass front, plastic frame, plastic back
Dimensions 164.4 x 75.7 x 8.4 mm (6.47 x 2.98 x 0.33 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 190 g (6.70 oz) 197 g (6.95 oz)
Comms
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE
NFC Yes (market/region dependent) No
Positioning GPS, GLONASS, GALILEO, BDS GPS, GLONASS, GALILEO, BDS
Radio No 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 802.11 b/g/n
Display
Protection Dragontrail Pro Glass Panda Glass
Resolution 1080 x 2412 pixels, 20:9 ratio (~400 ppi density) 720 x 1600 pixels, 20:9 ratio (~270 ppi density)
Size 6.6 inches, 104.8 cm2 (~84.2% screen-to-body ratio) 6.5 inches, 102.0 cm2 (~81.4% screen-to-body ratio)
Type IPS LCD, 90Hz, 480 nits (typ) IPS LCD, 400 nits
Features
Sensors Fingerprint (side-mounted), accelerometer, proximity, compass Fingerprint (side-mounted), accelerometer, gyro, proximity
Launch
Announced 2022, January 10 2022, March 25
Status Available. Released 2022, January 10 Available. Released 2022, March 31
Main Camera
Features LED flash, HDR, panorama LED flash, HDR, panorama
Triple 50 MP, f/1.8, 26mm (wide), 1/2.76", 0.64µm, PDAF 2 MP, f/2.4, (macro) 2 MP, f/2.4, (depth) 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 1080p@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 - Vietnam UFS 2.1 - India UFS 2.2
Misc
Colors Black, Blue Light Silver, Dark Green
Models RMX3491 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, 28, 38, 40, 41 1, 3, 5, 8, 38, 40, 41
Speed HSPA, LTE HSPA, LTE
Technology GSM / HSPA / LTE GSM / HSPA / LTE
  1, 3, 5, 8, 38, 40, 41 -
Our Tests
Performance AnTuTu: 229368 (v8) GeekBench: 1581 (v5) -
Platform
Chipset Qualcomm SM6225 Snapdragon 680 4G (6 nm) Unisoc Tiger T612 (12 nm)
CPU Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver) Octa-core (2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Adreno 610 Mali-G57
OS Android 11, upgradable to Android 13, Realme UI 4 Android 11, Realme UI 2.0
Selfie camera
Features Panorama HDR
Single 16 MP, f/2.1, 26mm (wide), 1/3.0", 1.0µm 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, with stereo speakers Yes
  24-bit/192kHz Hi-Res audio -