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General

NameOppo R15 Dream Mirror EditionVivo iQOO Neo 855 Racing-
ModelR15 Dream Mirror EditioniQOO Neo 855 Racing-
PriceTK. 51,990Tk 48,000-

Network

Network TypeGSM / CDMA / HSPA / LTE GSM / CDMA / HSPA / LTE-
Network 2GGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA-
Network 3GHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 1700(AWS) / 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), 4(1700/2100), 5(850), 8(900), 19(800), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)-
Network SpeedHSPA, LTEHSPA, LTE-A-
Network GPRSYesYes-
Network EDGEYesYes-

Display

Display TypeAMOLED capacitive touchscreen, 16M Colors Super AMOLED capacitive touchscreen, 16M colors-
Display Size6.28 inches, 98.9 cm2 (~84.9% screen-to-body ratio 6.38 inches, 99.9 cm2 (~83.3% screen-to-body ratio)-
Display Resolution1080 x 2280 pixels 1080 x 2340 pixels, 19.5:9 ratio (~404 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 Flash12MP, f/1.8, 1/2.55-
Secondary Camera20 MP, f/2.0, 1080p16MP, f/2.0, 26mm (wide), 1/3.1-
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panorama LED flash, HDR, panorama HDR-
Video[email protected] [email protected], [email protected] [email protected]-

Body

Body Dimensions155.3 x 75 x 7.5 mm (6.11 x 2.95 x 0.30 in) 159.5 x 75.2 x 8.1 mm (6.28 x 2.96 x 0.32 in)-
Body Weight155.3 x 75 x 7.5 mm (6.11 x 2.95 x 0.30 in) 198.5 g (7.02 oz)-
Body BuildFront glass, ceramic body--
Body ColorCeramic Black, Dream Mirror Red Iceland Aurora, Carbon Black, Light Mint-

Launch

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

Platform

Operating SystemAndroid 8.1 Oreo Android 9.0 (Pie); Funtouch 9-
CPUOcta-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)Octa-core (1x2.96 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485)-
GPUAdreno 512Adreno 640 (700 MHz)-
ChipsetQualcomm SDM660 Snapdragon 660Qualcomm SDM855 Snapdragon 855+ (7 nm)-

Memory

Memory Internal128 GB 128GB -
Memory ExternalmicroSD, up to 256 GB (uses SIM 2 slot) No-
Ram6 GB 8GB, 12GB-

Battery

Battery TypeNon-removable Li-Po Battery Non-removable Li-Po-
Battery Capacity3400 mAh 4500 mAh-

Multimedia

Fm RadioNoYes-

Sound

AudioVibration, MP3, WAV Ringtones Vibration, MP3, WAV ringtones-
LoudspeakerYes Yes-
3.5mm JackYes - Active noise cancellation with dedicated micYes 32-bit/192kHz audio Active noise cancellation with dedicated mic-

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, EDR 5.0, A2DP, LE, aptX-
USBmicroUSB 2.0, USB On-The-Go Type-C 1.0 reversible connector, USB On-The-Go-
GPSYes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, BDS, GALILEO-

Features

SensorsFingerprint/rear-mounted, accelerometer, gyro, proximity, compassFingerprint -under display, optical, accelerometer, gyro, proximity, compass-
MessagingSMS(threaded view), MMS, Email, Push Email SMS(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 editorFast battery charging 33W-