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General

NameAllview V3 ViperVivo X21 UD-
ModelV3 ViperX21 UD-
PriceTK. 21,990TK. 56,900-

Network

Network TypeGSM / HSPA / LTEGSM / CDMA / HSPA / LTE-
Network 2GGSM: 850 / 900 / 1800 / 1900 MHzGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA-
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), 2(1900), 3(1800), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)-
Network Speed-HSPA, LTE-
Network GPRS-Yes-
Network EDGE-Yes-

Display

Display TypeIPS LCD capacitive touchscreen, 16M colorsSuper AMOLED capacitive touchscreen, 16M Colors-
Display Size5.5 inches, 78.1 cm2 (~73.3% screen-to-body ratio)6.28 inches, 98.4 cm2 (~85.2% screen-to-body ratio-
Display Resolution720 x 1440 pixels, 18:9 ratio (~293 ppi density)1080 x 2280 pixels-
Display Multitouch-Yes - Funtouch OS 4.0-
Display Density-402 ppi density-

Camera

Primary Camera13MP, AF12MP (f/1.8, 1/2.5`, 1.4 µm, Dual Pixel PDAF) + 5MP (f/2.4), phase detection autofocus, LED Flash-
Secondary Camera13Megapixels with LED Flash12MP, f/2.0, 1080p-
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 settingsGeo-tagging, Touch focus, Face detection, HDR, panorama-
Video[email protected][email protected]-

Body

Body Dimensions148.3 x 71.8 x 8.1 mm (5.84 x 2.83 x 0.32 in)154.5 x 74.8 x 7.4 mm (6.08 x 2.94 x 0.29 in)-
Body Weight143.6 g (5.08 oz)156.2 g (5.50 oz)-
Body Build-Front glass, aluminum body-
Body Color-Black, Aurora White, Ruby Red-

Launch

Launch AnnouncementJanuary, 2018March, 2018-
Launch DateReleased February, 2018Release March 28th, 2018-

Platform

CPUQuad-core 1.3 GHz Cortex-A53Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)-
GPUMali-T720MP2Adreno 512-
ChipsetMediatek MT6737 (28 nm)Qualcomm SDM660 Snapdragon 660-
Operating System-Android 8.1 Oreo-

Memory

Memory Internal32GB128GB-
Memory ExternalSupport up to 256GB (Uses SIM 2 Slot)microSD, up to 256GB (uses SIM 2 slot)-
Ram3GB6GB -

Battery

Battery TypeNon-removable Li-PoNon-removable Li-Ion Battery-
Battery Capacity3000 mAh 3200 mAh -

Multimedia

Fm RadioYesYes-

Sound

AudioVibration, MP3 ringtones, WAVVibration, MP3, WAV Ringtones-
LoudspeakerYesYes-
3.5mm JackYesYes - 32-bit/192kHz audio - Active noise cancellation with dedicated mic-

Connectivity

WiFiWi-Fi 802.11 b/g/n, hotspot, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi 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-

Features

SensorsFingerprint - rear-mounted, accelerometer, proximity, compassFingerprint under display, accelerometer, proximity, compass-
MessagingSMS, MMS, Email, Push Mail, IM, HangoutsSMS(threaded view), MMS, Email, Push Email-
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 ManualFast battery charging, MP4/H.264 player, MP3/WAV/eAAC+/FLAC player, Document viewer, Photo/video editor-
Made By-China-