Launch
Announced
2019, April 22. Released 2019, May
Status
Discontinued
Platform
OS
Android 9.0 (Pie), planned upgrade to Android 10, ColorOS 6
Chipset
Qualcomm SDM710 Snapdragon 710 (10 nm)
CPU
Octa-core (2x2.2 GHz Kryo 360 Gold & 6x1.7 GHz Kryo 360 Silver)
GPU
Adreno 616
Display
Type
IPS LCD
Size
6.3 inches, 97.4 cm 2 (~83.7% screen-to-body ratio)
Resolution
1080 x 2340 pixels, 19.5:9 ratio (~409 ppi density)
Protection
Corning Gorilla Glass 5
Memory
Card slot
microSDXC (dedicated slot)
Internal
64GB 4GB RAM, 64GB 6GB RAM, 128GB 6GB RAM
memoryother
eMMC 5.1
Main Camera
Dual
16 MP, f/1.7, 1/2.6", 1.22µm, dual pixel PDAF Auxiliary lens
Features
LED flash, HDR
Video
4K@30fps, 1080p@30/120fps, 720p@960fps, gyro-EIS
Selfie camera
Single
25 MP, f/2.0, 1/2.8", 0.8µm
Features
HDR
Video
1080p@30fps
Body
Dimensions
156.8 x 74.2 x 8.3 mm (6.17 x 2.92 x 0.33 in)
Weight
172 g (6.07 oz)
Build
Glass front (Gorilla Glass 5), plastic back, plastic frame
SIM
Nano-SIM + Nano-SIM
Battery
Type
4045 mAh, non-removable
Charging
20W wired, 50% in 30 min
Stand-by
Up to 383 h (3G)
Talk time
Up to 32 h (3G)
Music play
Up to 126 h
Sound
Loudspeaker
Yes
3.5mm jack
Yes
Comms
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
5.0, A2DP, LE
Positioning
GPS, GLONASS
NFC
No
Radio
FM radio
USB
microUSB 2.0, OTG
Network
Technology
GSM / HSPA / LTE
2G bands
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 850 / 900 / 2100 - India
4G bands
1, 3, 5, 8, 38, 40, 41 - India
Speed
HSPA 42.2/11.5 Mbps, LTE (2CA) Cat6 300/75 Mbps
Features
Sensors
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Our Tests
Performance
AnTuTu: 155647 (v7) GeekBench: 5881 (v4.4) GFXBench: 11fps (ES 3.1 onscreen)
Display
Contrast ratio: 1782:1 (nominal)
Camera
Photo / Video
Loudspeaker
Voice 67dB / Noise 73dB / Ring 90dB
Audio quality
Noise -92.9dB / Crosstalk -91.1dB
Battery (old)
Endurance rating 91h
Misc
Colors
Carbon Gray, Nitro Blue, Lightning Purple
Models
RMX1851
