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General

NameVivo X21iWalton Primo RX7-
ModelX21iPrimo RX7-
Price-Tk. 12,999-

Network

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

Display

Display TypeSuper AMOLED capacitive touchscreen, 16M Colors IPS INCELL Touchscreen -
Display Size6.28 inches, 98.4 cm2 (~85.0% screen-to-body ratio 6.3 inches-
Display Resolution1080 x 2280 pixels, 19:9 ratio 2340 x 1080 pixels Full HD+-
Display MultitouchYes - Funtouch OS 4.0Yes-
Display Density402 ppi density--

Camera

Primary Camera12MP (f/1.8, 1/2.5 Dual: 16MP
5MP
-
Secondary Camera24MP 13MP-
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panoramaLED Flash, Depth Sensor, BSI, PDAF-
Video[email protected] [email protected]-

Body

Body Dimensions154.4 x 75 x 7 mm (6.08 x 2.95 x 0.28 in)160.6 x 75.8 x 8.3 mm-
Body Weight159 g (5.61 oz) 171 g-
Body ColorBlack, Aurora White, Ruby Red Midnight Purple, Aurora Green-

Launch

Launch AnnouncementMay, 2018October,2019-
Launch DateRelease May 19th, 2018Released October,2019-

Platform

Operating SystemAndroid 8.1 Oreo Android 9.0 (Pie)-
CPUOcta-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53) Octa core, 2.0 GHz-
GPUMali-G72 MP3 Mali G71 MP2-
ChipsetMediatek MT6771 Helio P60 MediaTek-

Memory

Memory Internal64GB, 128GB 32GB-
Memory ExternalmicroSD, up to 256GB (uses SIM 2 slot) microSD, up to 2564GB-
Ram4GB, 6GB 4GB-

Battery

Battery TypeNon-removable Li-Ion Battery Non-removable Lithium Polymer Battery -
Battery Capacity3425 mAh 3900 mAh-
Battery Charging- Fast Battery Charging 10W-

Multimedia

Fm RadioYesYes-

Sound

AudioVibration, MP3, WAV RingtonesYes-
LoudspeakerYesYes-
3.5mm JackYes - 32-bit/192kHz audio - Active noise cancellation with dedicated micYes-

Connectivity

WiFiWi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, HotspotYes-
Bluetooth5.0, A2DP, LEYes-
USBmicroUSB 2.0, USB On-The-Go microUSB 2.0-
GPSYes, with A-GPS, GLONASS Yes - with A-GPS-

Features

SensorsFingerprint-rear-mounted, accelerometer, proximity, compass Fingerprint, Accelerometer -3D, Proximity, Gyroscope, E-Compass, Hall-
MessagingSMS(threaded view), MMS, Email, Push Email SMS(threaded view), MMS, Email-
BrowserHTML5 HTML5-
JavaNo No-

Other

Made ByChinaBangladesh-
Other FeaturesFast battery charging, MP4/H.264 player, MP3/WAV/eAAC+/FLAC player, Document viewer, Photo/video editorColor: Midnight Purple, Aurora Green-