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General

NameVivo X21iXiaomi Redmi K30T Pro-
ModelX21iRedmi K30T Pro-
Price-Upcoming-

Network

Network TypeGSM / CDMA / HSPA / LTE GSM / CDMA / HSPA / EVDO / LTE / 5G -
Network 2GGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMAGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-
Network 3GHSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 1900 / 2100 -
Network 4GLTE band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 38(2600), 39(1900), 40(2300), 41(2500) 1, 3, 5, 7, 8, 34, 38, 39, 40, 41 -
Network SpeedHSPA, LTE HSPA 42.2/5.76 Mbps, LTE-A; 5G -
Network GPRSYesYes-
Network EDGEYesYes-
Network 5G- 1, 3, 41, 78, 79 SA/NSA -

Display

Display TypeSuper AMOLED capacitive touchscreen, 16M Colors Super AMOLED capacitive touchscreen -
Display Size6.28 inches, 98.4 cm2 (~85.0% screen-to-body ratio 6.67 inches -
Display Resolution1080 x 2280 pixels, 19:9 ratio 1080 x 2400 pixels -
Display MultitouchYes - Funtouch OS 4.0Yes-
Display Density402 ppi density--
Display Screen Protection- Corning Gorilla Glass -

Camera

Primary Camera12MP (f/1.8, 1/2.564MP
13MP
5MP
2MP
-
Secondary Camera24MP Motorized pop-up 20MP -
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panorama HDR, panorama -
Video[email protected] 2160p @30fps, 3840×2160 pixels -

Body

Body Dimensions154.4 x 75 x 7 mm (6.08 x 2.95 x 0.28 in) 165.1 x 76.4 x 9.3 mm (6.5 x 3.01 x 0.37 in) -
Body Weight159 g (5.61 oz) 218 g (7.69 oz) -
Body ColorBlack, Aurora White, Ruby Red Moonlight White, Midnight Black, Mint Green -
Body Build- Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame -

Launch

Launch AnnouncementMay, 2018 Not announced yet -
Launch DateRelease May 19th, 2018 Exp. December, 2020 -

Platform

Operating SystemAndroid 8.1 Oreo Android 10 -
CPUOcta-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53) Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585) -
GPUMali-G72 MP3 Adreno 650 -
ChipsetMediatek MT6771 Helio P60 Mediatek Dimensity 1000+ (7nm) -

Memory

Memory Internal64GB, 128GB 128/256/512 GB (ROM) -
Memory ExternalmicroSD, up to 256GB (uses SIM 2 slot)No-
Ram4GB, 6GB 6/8 GB (RAM) -

Battery

Battery TypeNon-removable Li-Ion Battery Li-Poly (Lithium Polymer) -
Battery Capacity3425 mAh 4500 mAh -
Charging- Fast charging -

Multimedia

Fm RadioYesYes-

Sound

AudioVibration, MP3, WAV Ringtones Vibration, MP3, WAV ringtones -
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, Hotspot Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot -
Bluetooth5.0, A2DP, LE 5.1, A2DP, LE, aptX HD, aptX Adaptive -
USBmicroUSB 2.0, USB On-The-Go 2.0, Type-C 1.0 reversible connector, USB On-The-Go -
GPSYes, with A-GPS, GLONASS Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS -

Features

SensorsFingerprint-rear-mounted, accelerometer, proximity, compass Fingerprint -under display, optical, accelerometer, gyro, proximity, compass -
MessagingSMS(threaded view), MMS, Email, Push Email SMS(threaded view), MMS, Email, Push Email, IM -
BrowserHTML5HTML5-
JavaNoNo-

Other

Made ByChinaChina-
Other FeaturesFast battery charging, MP4/H.264 player, MP3/WAV/eAAC+/FLAC player, Document viewer, Photo/video editor Fast charging -