1858
2015
RAM
1GB RAM
6GB RAM
Memory
8 , microSD Up to 32GB
64GB , memory card not
Rear Camera
5
12.2
Battery
2000 mAh Battery
3400 mAh Battery
Processor
Quad-core 1.3 GHz
Octa-core 2.8 GHz
Display Size
4.0"
6.2"
Weight
- Weight - Thickness
146.5 g (5.15 oz) Weight 7.9 mm Thickness
Front Camera
Front 2 MP
Front 8 MP
Resolution
480 x 845 pixels
1080 x 2280 pixels
Structure
OS
Android 8.0 (Oreo) Android 9.0 (P)
Structure
Dimensions
- 158 x 76.6 x 7.9 mm (6.22 x 3.02 x 0.31 in)
Structure
Thicknesss
- 7.9 mm
Structure
Weight
- 146.5 g (5.15 oz)
Structure
SIM
Dual SIM Single Sim
Structure
Colors
Various Just Black, Black & White
Display
Display Type
TFT capacitive P-OLED capacitive touchscreen, 16M colors
Display
Screen Size
4.0 inches, WVGA 854×480 pixels (233 ppi) 6.2 inches, 95.9 cm2 (~79.3% screen-to-body ratio)
Display
Resolution
480 x 845 pixels 1080 x 2280 pixels, 19:9 ratio (~407 ppi density)
Display
Protection
- Corning Gorilla Glass 5 - Always-on display - 95% DCI-P3 coverage
Software
Chipset
MediaTek Helio P23Mediatek MT6580M Qualcomm SDM845 Snapdragon 845
Software
Processor
Quad-core 1.3 GHz Cortex-A7 Octa-core (4x2.8 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)
Software
GPU
Mali-400 MP2 Adreno 630
Launch
Announced
11 February, 2019 28-Jun-18
Launch
Release date
13 February, 2019 10-Jul-18
Launch
Speed
HSPA HSPA 42.2/5.76 Mbps, LTE-A (6CA) Cat18 1200/200 Mbps
Launch
GPRS
yes available yes available
Launch
EDGE
yes available yes available
Memory
Card slot
microSD Up to 32GB memory card not
Memory
Specs
8 Memory, 1GB RAM 64GB Memory, 6GB RAM
Camera
Back
5 Megapixels LED Flash 12.2 Megapixels f/1.6, 27mm, 1/2.6", 1.4µm, Dual Pixel PDAF), OIS, phase detection & laser autofocus, dual-LED flash
Camera
Popular Features
LED dual-tone flash, HDR Geo-tagging, touch focus, face detection, HDR, panorama
Camera
Video Quality
/60fps, /60/240fps, 
Camera
Front
2 Megapixels. Dual: 8 Megapixels (f/2.2, 27mm, 1/3.2", 1.4µm), 1080p.
Connectivity
WLAN
Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot
Connectivity
Bluetooth
4.0, A2DP including A-GPS for best nevigation and microUSB 2.0, USB for communication 5.0, A2DP, LE, aptX HD including A-GPS, GLONASS, BDS, GALILEO for best nevigation and 3.1, Type-C 1.0 reversible connector (PowerDelivery 2.0) for communication
Connectivity
Radio
FM radio No
Connectivity
3.5mm jack
yes available Not supported
Connectivity
Sensors
Accelerometer Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass, barometer
Battery
Battery
Non-removable Li-Po 2000 mAh battery Non-removable Li-Po 3400 mAh battery
MISC
Technology
GSM / HSPA GSM / CDMA / HSPA / EVDO / LTE

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