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General

NameOppo R15 Dream Mirror EditionAlcatel 1B (2020)-
ModelR15 Dream Mirror Edition1B (2020)-
PriceTK. 51,990Tk 5,700-

Network

Network TypeGSM / CDMA / HSPA / LTE GSM / HSPA / LTE-
Network 2GGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMAGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-
Network 3GHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 1900 / 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)LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 28(700)-
Network SpeedHSPA, LTEHSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps-
Network GPRSYesYes-
Network EDGEYesYes-

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 5.5 inches, 78.1 cm2 (~74.6% screen-to-body ratio)-
Display Resolution1080 x 2280 pixels 720 x 1440 pixels, 18:9 ratio (~293 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 Flash13MP, f/2.0, (wide), 1/4-
Secondary Camera20 MP, f/2.0, 1080p5MP, f/2.2, (wide), 1/5-
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panoramaLED flash, HDR-
Video[email protected][email protected]-

Body

Body Dimensions155.3 x 75 x 7.5 mm (6.11 x 2.95 x 0.30 in) 146.1 x 71.6 x 9.9 mm (5.75 x 2.82 x 0.39 in)-
Body Weight155.3 x 75 x 7.5 mm (6.11 x 2.95 x 0.30 in) 168 g (5.93 oz)-
Body BuildFront glass, ceramic body Glass front, plastic back, plastic frame-
Body ColorCeramic Black, Dream Mirror Red Prime Black, Pine Green-

Launch

Launch AnnouncementMarch, 2018January,2020-
Launch DateRelease April 1st, 2018Release 2020, Q1-

Platform

Operating SystemAndroid 8.1 Oreo Android 10.0 (Go edition)-
CPUOcta-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)Quad-core 1.3 GHz Cortex-A53-
GPUAdreno 512Adreno 308-
ChipsetQualcomm SDM660 Snapdragon 660Qualcomm QM215 (28 nm)-

Memory

Memory Internal128 GB 16GB -
Memory ExternalmicroSD, up to 256 GB (uses SIM 2 slot) microSD, up to 32GB (dedicated slot)-
Ram6 GB 2GB-

Battery

Battery TypeNon-removable Li-Po Battery Non-removable Li-Po-
Battery Capacity3400 mAh 3000 mAh-

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, Wi-Fi Direct, hotspot-
Bluetooth5.0, A2DP, LE, EDR 4.2, A2DP, LE-
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, compassAccelerometer, proximity-
MessagingSMS(threaded view), MMS, Email, Push Email SMS(threaded view), MMS, Email, IM-
BrowserHTML5 HTML5-
JavaNoYes-

Other

Made ByChinaUSA-
Other FeaturesFast battery charging: VOOC Flash Charge ,5V/4A MP4/H.264 player, MP3/WAV/eAAC+/FLAC player, Document viewer, Photo/video editorColor: Prime Black, Pine Green-