Product
Realme 3 Pro
Realme 3 Pro
Vivo Y31 (2015)
Vivo Y31 (2015)
Battery
Charging 20W wired, 50% in 30 min -
Music play Up to 126 h -
Stand-by Up to 383 h (3G) -
Talk time Up to 32 h (3G) -
Type 4045 mAh, non-removable 2100 mAh, removable
Body
Build Glass front (Gorilla Glass 5), plastic back, plastic frame -
Dimensions 156.8 x 74.2 x 8.3 mm (6.17 x 2.92 x 0.33 in) 137.2 x 68.8 x 8.4 mm (5.40 x 2.71 x 0.33 in)
SIM Nano-SIM + Nano-SIM Dual SIM
Weight 172 g (6.07 oz) 137 g (4.83 oz)
Comms
Bluetooth 5.0, A2DP, LE 4.0, A2DP
NFC No No
Positioning GPS, GLONASS GPS
Radio FM radio FM radio
USB microUSB 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, hotspot
Display
Protection Corning Gorilla Glass 5 -
Resolution 1080 x 2340 pixels, 19.5:9 ratio (~409 ppi density) 720 x 1280 pixels, 16:9 ratio (~312 ppi density)
Size 6.3 inches, 97.4 cm2 (~83.7% screen-to-body ratio) 4.7 inches, 60.9 cm2 (~64.5% screen-to-body ratio)
Type IPS LCD IPS LCD
Features
Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass Accelerometer, proximity, compass
Launch
Announced 2019, April 22. Released 2019, May 2015, September. Released 2015, October
Status Discontinued Discontinued
Main Camera
Dual 16 MP, f/1.7, 1/2.6", 1.22µm, dual pixel PDAF 5 MP, f/2.4, (depth) -
Features LED flash, HDR LED flash, HDR
Single - 8 MP
Video 4K@30fps, 1080p@30/120fps, 720p@960fps, gyro-EIS 720p@30fps
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 64GB 4GB RAM, 64GB 6GB RAM, 128GB 6GB RAM 8GB 1GB RAM
  eMMC 5.1 -
Misc
Colors Carbon Gray, Nitro Blue, Lightning Purple White, Black
Models RMX1851 Y31L, Y31
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 850 / 900 / 2100 - India HSDPA 850 / 900 / 2100
4G bands 1, 3, 5, 8, 38, 40, 41 - India -
Speed HSPA 42.2/11.5 Mbps, LTE (2CA) Cat6 300/75 Mbps HSPA
Technology GSM / HSPA / LTE GSM / HSPA
  1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 39, 40, 41 - EMEA -
Our Tests
Audio quality Noise -92.9dB / Crosstalk -91.1dB -
Battery (old) Endurance rating 91h -
Camera Photo / Video -
Display Contrast ratio: 1782:1 (nominal) -
Loudspeaker Voice 67dB / Noise 73dB / Ring 90dB -
Performance AnTuTu: 155647 (v7) GeekBench: 5881 (v4.4) GFXBench: 11fps (ES 3.1 onscreen) -
Platform
Chipset Qualcomm SDM710 Snapdragon 710 (10 nm) Mediatek MT6580 (28 nm)
CPU Octa-core (2x2.2 GHz Kryo 360 Gold & 6x1.7 GHz Kryo 360 Silver) Quad-core 1.3 GHz Cortex-A7
GPU Adreno 616 Mali-400MP2
OS Android 9.0 (Pie), planned upgrade to Android 10, ColorOS 6 Android 5.1 (Lollipop), Funtouch 2.1
Selfie camera
Features HDR -
Single 25 MP, f/2.0, 1/2.8", 0.8µm 2 MP
Video 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes