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NameVivo X21iWalton Primo H8 Pro-
ModelX21iPrimo H8 Pro-
Price-Tk. 8,499-


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 UMTS 900/2100 MHz-
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 TypeSuper AMOLED capacitive touchscreen, 16M Colors IPS Notch Display HD+ -
Display Size6.28 inches, 98.4 cm2 (~85.0% screen-to-body ratio 5.71 inches, 19:9 display ratio-
Display Resolution1080 x 2280 pixels, 19:9 ratio 720 x 1520 pixels-
Display MultitouchYes - Funtouch OS 4.0Yes-
Display Density402 ppi density 2.5D Curved Glass-


Primary Camera12MP (f/1.8, 1/2.5 13MP-
Secondary Camera24MP 8MP-
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panoramaDigital Zoom, Touch Focus, ISO Balance, Auto HDR, Panorama-
Video[email protected] [email protected]-


Body Dimensions154.4 x 75 x 7 mm (6.08 x 2.95 x 0.28 in)147.3 x 70.9 x 8.9 mm-
Body Weight159 g (5.61 oz) 159 g-
Body ColorBlack, Aurora White, Ruby Red Chameleon Black, Cyan Blue, Red-
Body Build-Info.not available-


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


Operating SystemAndroid 8.1 Oreo Android 9. (Pie)-
CPUOcta-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53) Octa-core 1.6 GHz-
GPUMali-G72 MP3 PowerVR Rogue GE8320-
ChipsetMediatek MT6771 Helio P60ARM Cortex-A55-


Memory Internal64GB, 128GB 32GB-
Memory ExternalmicroSD, up to 256GB (uses SIM 2 slot) microSD, up to 64GB-
Ram4GB, 6GB 3GB-


Battery TypeNon-removable Li-Ion Battery Non-removable Li-Ion-
Battery Capacity3425 mAh 3520 mAh-


Fm RadioYesYes-


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


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-


SensorsFingerprint-rear-mounted, accelerometer, proximity, compass Accelerometer, Light -Brightness, Proximity, Fingerprint Sensor, Step Detector-
MessagingSMS(threaded view), MMS, Email, Push Email SMS(threaded view), MMS, Email-


Made ByChina Bangladesh-
Other FeaturesFast battery charging, MP4/H.264 player, MP3/WAV/eAAC+/FLAC player, Document viewer, Photo/video editorDual 4G Support,
OTG Support,
Liveness Face Unlock,
Auto Call Recorder,
Online Themes,
Smart Controls