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General

NameOppo R15 Dream Mirror EditionVivo V20 2021-
ModelR15 Dream Mirror EditionV20 2021-
PriceTK. 51,990Tk. 30,000-

Network

Network TypeGSM / CDMA / HSPA / LTEDual SIM (Nano-SIM, dual stand-by)-
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 / 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)1, 3, 5, 7, 8, 20, 28, 38, 39, 40, 41-
Network SpeedHSPA, LTEHSPA 42.2/5.76 Mbps, LTE-A (CA)-
Network GPRSYesYes-
Network EDGEYesYes-

Display

Display TypeAMOLED capacitive touchscreen, 16M ColorsAMOLED capacitive touchscreen-
Display Size6.28 inches, 98.9 cm2 (~84.9% screen-to-body ratio6.44 inches, 100.1 cm2-
Display Resolution1080 x 2280 pixels1080 x 2400 pixels, 20:9 ratio-
Display MultitouchYesYes-
Display Density401 ppi density409 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 Flash64MP, f/1.9, 26mm (wide), 1/1.72-
Secondary Camera20 MP, f/2.0, 1080p44MP, f/2.0, (wide), AF-
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panoramaDual-LED dual-tone flash, HDR, panorama-
Video[email protected]2160p @30fps, 3840×2160 pixels-

Body

Body Dimensions155.3 x 75 x 7.5 mm (6.11 x 2.95 x 0.30 in)161.3 x 74.2 x 7.4 mm (6.35 x 2.92 x 0.29 in)-
Body Weight155.3 x 75 x 7.5 mm (6.11 x 2.95 x 0.30 in)171 g (6.03 oz)-
Body BuildFront glass, ceramic bodyGlass front, glass back-
Body ColorCeramic Black, Dream Mirror RedSunset Melody, Midnight Jazz, Moonlight Sonata-

Launch

Launch AnnouncementMarch, 201824 December 2020-
Launch DateRelease April 1st, 201824 December 2020-

Platform

Operating SystemAndroid 8.1 OreoAndroid 11, Funtouch 11-
CPUOcta-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)-
GPUAdreno 512Adreno 618-
ChipsetQualcomm SDM660 Snapdragon 660Qualcomm SDM730 Snapdragon 730 (8 nm)-

Memory

Memory Internal128 GB128GB-
Memory ExternalmicroSD, up to 256 GB (uses SIM 2 slot)microSDXC (dedicated slot)-
Ram6 GB 8GB-

Battery

Battery TypeNon-removable Li-Po BatteryLi-Ion (Lithium Ion)-
Battery Capacity3400 mAh 4000 mAh-

Multimedia

Fm RadioNoYes-

Sound

AudioVibration, MP3, WAV RingtonesYes-
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 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot-
Bluetooth5.0, A2DP, LE, EDR5.0, A2DP, LE-
USBmicroUSB 2.0, USB On-The-GoUSB Type-C 2.0, USB On-The-Go-
GPSYes, with A-GPS, GLONASSYes, with A-GPS, GLONASS, GALILEO, BDS-

Features

SensorsFingerprint/rear-mounted, accelerometer, gyro, proximity, compassFingerprint (under display, optical), accelerometer, gyro, proximity, compass-
MessagingSMS(threaded view), MMS, Email, Push EmailSMS(threaded view), MMS, Email, Push Email, IM-
BrowserHTML5HTML5-
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 editor--