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General

NameAllview V3 ViperOppo A12-
ModelV3 ViperA12-
PriceTK. 21,990Tk 14,000-

Network

Network TypeGSM / HSPA / LTEGSM / HSPA / LTE-
Network 2GGSM: 850 / 900 / 1800 / 1900 MHzGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-
Network 3GUMTS : 850 / 900 / 2100 MHzHSDPA 850 / 900 / 1900 / 2100-
Network 4GLTE : 800 / 850 / 900 / 1800 / 2100 / 2600 MHz, LTE-TDD : 1900 MHz (Band 39), LTE-TDD : 2500 MHz (Band 41) LTE-TDD : 2300 MHz (Band 40) LTE-TDD : 2600 MHz (Band 38)LTE band 1(2100), 3(1800), 5(850), 8(900), 38(2600), 40(2300), 41(2500)-
Network Speed-HSPA, LTE-A-
Network GPRS-Yes-
Network EDGE-Yes-

Display

Display TypeIPS LCD capacitive touchscreen, 16M colorsIPS LCD capacitive touchscreen, 16M colors-
Display Size5.5 inches, 78.1 cm2 (~73.3% screen-to-body ratio)6.22 inches, 96.6 cm2 (~82.0% screen-to-body ratio)-
Display Resolution720 x 1440 pixels, 18:9 ratio (~293 ppi density)720 x 1520 pixels, 19:9 ratio (~270 ppi density)-
Display Multitouch-Yes-
Display Screen Protection- Corning Gorilla Glass 3 450 nits typ. brightness-

Camera

Primary Camera13MP, AF13MP, f/2.2, 1/3.1
2MP
-
Secondary Camera13Megapixels with LED Flash5MP, f/2.0, 1/5-
Camera FeaturesAutofocus Continuous shooting Digital image stabilization Digital zoom Dual camera Exposure compensation Face detection Geotagging HDR ISO settings Manual focus Optical Stabilization (OIS) Optical zoom Panorama Scene mode Self-timer Touch focus White balance settings LED flash, HDR, panorama HDR-
Video1080p@30fps 1080p@30fps 1080p@30fps-

Body

Body Dimensions148.3 x 71.8 x 8.1 mm (5.84 x 2.83 x 0.32 in)155.9 x 75.5 x 8.3 mm (6.14 x 2.97 x 0.33 in)-
Body Weight143.6 g (5.08 oz)165 g (5.82 oz)-
Body Build-Glass front, plastic back, plastic frame-
Body Color-Blue-

Launch

Launch AnnouncementJanuary, 2018April 20, 2020-
Launch DateReleased February, 2018Released April 20, 2020-

Platform

CPUQuad-core 1.3 GHz Cortex-A53Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)-
GPUMali-T720MP2PowerVR GE8320-
ChipsetMediatek MT6737 (28 nm)Mediatek MT6765 Helio P35 (12nm)-
Operating System-Android 9.0 (Pie); ColorOS 6.1-

Memory

Memory Internal32GB32GB, 64GB eMMC 5.1-
Memory ExternalSupport up to 256GB (Uses SIM 2 Slot)microSDXC-
Ram3GB3GB, 4GB-

Battery

Battery TypeNon-removable Li-PoNon-removable Li-Po-
Battery Capacity3000 mAh 4230 mAh-

Multimedia

Fm RadioYesYes-

Sound

AudioVibration, MP3 ringtones, WAVVibration, Ringtones-
LoudspeakerYesYes-
3.5mm JackYesYes-

Connectivity

WiFiWi-Fi 802.11 b/g/n, hotspot, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot-
Bluetooth4.2, A2DP, LE5.0, A2DP, LE-
USBmicroUSB 2.0microUSB 2.0, USB On-The-Go-
GPSYes, with A-GPSYes, with A-GPS, GLONASS, BDS-

Features

SensorsFingerprint - rear-mounted, accelerometer, proximity, compassFingerprint -rear-mounted, accelerometer, gyro, proximity, compass-
MessagingSMS, MMS, Email, Push Mail, IM, HangoutsSMS(threaded view), MMS, Email, IM-
BrowserHTML5HTML5-
Java-No-

Other

Other FeaturesAllview V3 Viper Handset 3,000 mAh Battery, Power Adapter Micro USB Data Cable, Screen Protector Headset Sim Removal Tool Protection, Cover Flyer Bitdefender Warranty Card User ManualColor: Blue-
Made By-China-