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General

NameOppo R15 Dream Mirror EditionSamsung Galaxy Note20 Ultra-
ModelR15 Dream Mirror EditionGalaxy Note20 Ultra-
PriceTK. 51,990Tk. 129,999-

Network

Network TypeGSM / CDMA / HSPA / LTEGSM / CDMA / HSPA / EVDO / LTE-
Network 2GGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMAGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) CDMA 800 / 1900-
Network 3GHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO-
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, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66-
Network SpeedHSPA, LTEHSPA 42.2/5.76 Mbps, LTE-A (7CA) Cat20 2000/200 Mbps-
Network GPRSYesYes-
Network EDGEYesYes-

Display

Display TypeAMOLED capacitive touchscreen, 16M ColorsDynamic AMOLED 2X, 120Hz, HDR10+-
Display Size6.28 inches, 98.9 cm2 (~84.9% screen-to-body ratio6.9 inches, 116.7 cm2-
Display Resolution1080 x 2280 pixels1440 x 3088 pixels-
Display MultitouchYesYes-
Display Density401 ppi density496 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 Flash108MP
12MP
12MP
-
Secondary Camera20 MP, f/2.0, 1080p10MP, f/2.2, 26mm (wide), 1/3.2-
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panoramaauto-HDR, panorama Dual video call, Auto-HDR-
Video[email protected]2160p @120fps, 3840×2160 pixels-

Body

Body Dimensions155.3 x 75 x 7.5 mm (6.11 x 2.95 x 0.30 in)164.8 x 77.2 x 8.1 mm (6.49 x 3.04 x 0.32 in)-
Body Weight155.3 x 75 x 7.5 mm (6.11 x 2.95 x 0.30 in)208 g (7.34 oz)-
Body BuildFront glass, ceramic bodyMystic Bronze, Mystic Black, Mystic White-
Body ColorCeramic Black, Dream Mirror RedGlass front (Gorilla Glass Victus), glass back (Gorilla Glass Victus), stainless steel frame-

Launch

Launch AnnouncementMarch, 201805 August, 2020-
Launch DateRelease April 1st, 2018Available. 21 August, 2020-

Platform

Operating SystemAndroid 8.1 OreoAndroid 10, upgradable to Android 11, One UI 3.0-
CPUOcta-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)Octa-core (2x2.73 GHz Mongoose M5 & 2x2.50 GHz Cortex-A76 & 4x2.0 GHz Cortex-A55) - Global Octa-core (1x3.00 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.8 GHz Kryo 585) - USA-
GPUAdreno 512Mali-G77 MP11 - Global Adreno 650 - USA-
ChipsetQualcomm SDM660 Snapdragon 660Exynos 990 (7 nm+) - Global Qualcomm SM8250 Snapdragon 865+ (7 nm+) - USA-

Memory

Memory Internal128 GB128GB, 256GB, 512GB ROM-
Memory ExternalmicroSD, up to 256 GB (uses SIM 2 slot)microSDXC (uses shared SIM slot)-
Ram6 GB 8GB, 12GB RAM-

Battery

Battery TypeNon-removable Li-Po BatteryLi-Ion (Lithium Ion)-
Battery Capacity3400 mAh 4500 mAh-

Multimedia

Fm RadioNoYes-

Sound

AudioVibration, MP3, WAV RingtonesVibration, MP3, WAV ringtones-
LoudspeakerYesYes, with stereo speakers-
3.5mm JackYes - Active noise cancellation with dedicated micNo 32-bit/384kHz audio Tuned by AKG-

Connectivity

WiFiWi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, HotspotWi-Fi 802.11 a/b/g/n/ac/ax, dual-band, Wi-Fi Direct, hotspot-
Bluetooth5.0, A2DP, LE, EDR5.0, A2DP, LE, aptX-
USBmicroUSB 2.0, USB On-The-Go3.2, Type-C 1.0 reversible connector, USB On-The-Go-
GPSYes, with A-GPS, GLONASSYes, with A-GPS, GLONASS, BDS, GALILEO-

Features

SensorsFingerprint/rear-mounted, accelerometer, gyro, proximity, compassFingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer Samsung Wireless DeX (desktop experience support) ANT+ Bixby natural language commands and dictation-
MessagingSMS(threaded view), MMS, Email, Push EmailSMS(threaded view), MMS, Email, Push Email, IM-
BrowserHTML5HTML5-
JavaNoNo-

Other

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