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General

NameOppo R15 Dream Mirror EditionAllview Viva 1003G Lite-
ModelR15 Dream Mirror EditionViva 1003G Lite-
PriceTK. 51,990Tk 9,500-

Network

Network TypeGSM / CDMA / HSPA / LTE GSM / HSPA-
Network 2GGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMAGSM 900 / 1800 / 1900-
Network 3GHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 900 / 2100-
Network 4GLTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)HSPA 21.1/5.76 Mbps-
Network SpeedHSPA, LTEYes-
Network GPRSYesYes-
Network EDGEYes--

Display

Display TypeAMOLED capacitive touchscreen, 16M Colors IPS LCD capacitive touchscreen, 16M colors-
Display Size6.28 inches, 98.9 cm2 (~84.9% screen-to-body ratio 10.1 inches, 295.8 cm2 (~70.0% screen-to-body ratio)-
Display Resolution1080 x 2280 pixels 800 x 1280 pixels, 16:10 ratio (~149 ppi density)-
Display MultitouchYesYes-
Display Density401 ppi density--
Display Screen ProtectionCorning Gorilla Glass 5 - ColorOS 5.0--

Camera

Primary CameraDual: 16 MP (f/1.7, 1/2.6`, 1.22 µm, PDAF) + 20 MP (f/1.7, 1/2.8`, 1 µm), , phase detection autofocus, LED Flash0.3 MP-
Secondary Camera20 MP, f/2.0, 1080p2 MP-
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panoramaLED flash-
Video[email protected][email protected]-

Body

Body Dimensions155.3 x 75 x 7.5 mm (6.11 x 2.95 x 0.30 in) 246.2 x 171.7 x 10.7 mm (9.69 x 6.76 x 0.42 in)-
Body Weight155.3 x 75 x 7.5 mm (6.11 x 2.95 x 0.30 in) 505.2 g (1.11 lb)-
Body BuildFront glass, ceramic body--
Body ColorCeramic Black, Dream Mirror RedBlack-

Launch

Launch AnnouncementMarch, 2018September, 2019-
Launch DateRelease April 1st, 2018Released September, 2019-

Platform

Operating SystemAndroid 8.1 Oreo Android 8.1 Oreo (Go edition)-
CPUOcta-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)Quad-core 1.3 GHz Cortex-A7-
GPUAdreno 512Mali-400-
ChipsetQualcomm SDM660 Snapdragon 660Mediatek MT8321A (28 nm)-

Memory

Memory Internal128 GB 16 GB -
Memory ExternalmicroSD, up to 256 GB (uses SIM 2 slot) microSD, up to 128 GB (dedicated slot)-
Ram6 GB 1 GB -

Battery

Battery TypeNon-removable Li-Po Battery Non-removable Li-Po-
Battery Capacity3400 mAh 4000 mAh-
Stand-by- Up to 400 h-
Talk time- Up to 8 h 20 min-

Multimedia

Fm RadioNoYes-

Sound

AudioVibration, MP3, WAV Ringtones Vibration, MP3, WAV ringtones-
LoudspeakerYesYes-
3.5mm JackYes - Active noise cancellation with dedicated micYes-

Connectivity

WiFiWi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, HotspotWi-Fi 802.11 b/g/n-
Bluetooth5.0, A2DP, LE, EDR 4.0, A2DP-
USBmicroUSB 2.0, USB On-The-Go microUSB 2.0-
GPSYes, with A-GPS, GLONASS Yes, with A-GPS-

Features

SensorsFingerprint/rear-mounted, accelerometer, gyro, proximity, compass Accelerometer-
MessagingSMS(threaded view), MMS, Email, Push Email SMS(threaded view), MMS, Email, IM-
BrowserHTML5 HTML5-
JavaNoNo-

Other

Made ByChinaChina-
Other FeaturesFast battery charging: VOOC Flash Charge ,5V/4A MP4/H.264 player, MP3/WAV/eAAC+/FLAC player, Document viewer, Photo/video editorBattery charging 10W-