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General

NameVivo X21iXiaomi Mi 9 Explorer-
ModelX21iMi 9 Explorer-
Price-Tk. 50,990-

Network

Network TypeGSM / CDMA / HSPA / LTE GSM / CDMA / HSPA / LTE-
Network 2GGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMASM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA-
Network 3GHSDPA 850 / 900 / 2100 HSDPA 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-A-
Network GPRSYesYes-
Network EDGEYesYes-

Display

Display TypeSuper AMOLED capacitive touchscreen, 16M Colors Super AMOLED capacitive touchscreen, 16M Colors -
Display Size6.28 inches, 98.4 cm2 (~85.0% screen-to-body ratio 6.39 inches, 100.2 cm2 (~85.2% screen-to-body ratio)-
Display Resolution1080 x 2280 pixels, 19:9 ratio 1080 x 2340 pixels, 19.5:9 ratio-
Display MultitouchYes - Funtouch OS 4.0Yes-
Display Density402 ppi density 403 ppi density-
Display Screen Protection-Corning Gorilla Glass 6 - HDR10 - DCI-P3-

Camera

Primary Camera12MP (f/1.8, 1/2.5 Triple: 48 MP
16 MP
12 MB
-
Secondary Camera24MP 20 MP, f/2.0, 0.9µm-
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panoramaDual-LED Flash, HDR, Panorama-
Video[email protected] [email protected]/60fps, [email protected]/120/240fps-

Body

Body Dimensions154.4 x 75 x 7 mm (6.08 x 2.95 x 0.28 in)157.5 x 74.7 x 7.6 mm (6.20 x 2.94 x 0.30 in)-
Body Weight159 g (5.61 oz) 173 g (6.10 oz)-
Body ColorBlack, Aurora White, Ruby Red Transparent Black-
Body Build- Back Glass (Gorilla Glass 5), Aluminum Frame (7000 series)-

Launch

Launch AnnouncementMay, 2018February, 2019-
Launch DateRelease May 19th, 2018Release March, 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 (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485)-
GPUMali-G72 MP3 Adreno 640-
ChipsetMediatek MT6771 Helio P60 Qualcomm SDM855 Snapdragon 855-

Memory

Memory Internal64GB, 128GB 256 GB-
Memory ExternalmicroSD, up to 256GB (uses SIM 2 slot) No-
Ram4GB, 6GB 12 GB-

Battery

Battery TypeNon-removable Li-Ion Battery Non-removable Li-Po Battery -
Battery Capacity3425 mAh 3300 mAh Battery-

Multimedia

Fm RadioYesNo-

Sound

AudioVibration, MP3, WAV Ringtones Vibration, MP3, WAV Ringtones-
LoudspeakerYesYes-
3.5mm JackYes - 32-bit/192kHz audio - Active noise cancellation with dedicated micNo - Active noise cancellation with dedicated mic-

Connectivity

WiFiWi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, Hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Hotspot-
Bluetooth5.0, A2DP, LE 5.0, A2DP, LE, aptX HD-
USBmicroUSB 2.0, USB On-The-Go 2.0, Type-C 1.0 reversible connector, USB On-The-G-
GPSYes, with A-GPS, GLONASS Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO,-

Features

SensorsFingerprint-rear-mounted, accelerometer, proximity, compass Fingerprint -under display, accelerometer, gyro, proximity, compass-
MessagingSMS(threaded view), MMS, Email, Push Email SMS(threaded view), MMS, Email, Push Email, IM-
BrowserHTML5 HTML5-
JavaNo No-

Other

Made ByChina China-
Other FeaturesFast battery charging, MP4/H.264 player, MP3/WAV/eAAC+/FLAC player, Document viewer, Photo/video editor Fast battery charging 27W (Quick Charge 4+)
Fast wireless charging 20W
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