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General

NameVivo X21iRealme C15-
ModelX21iC15-
Price-Tk 12,000-

Network

Network TypeGSM / CDMA / HSPA / LTEGSM / HSPA / LTE-
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 / 2100HSDPA 850 / 900 / 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, 8, 38, 40, 41-
Network SpeedHSPA, LTEHSPA 42.2/11.5 Mbps, LTE-A-
Network GPRSYesYes-
Network EDGEYesYes-

Display

Display TypeSuper AMOLED capacitive touchscreen, 16M ColorsIPS LCD capacitive touchscreen, 16M colors-
Display Size6.28 inches, 98.4 cm2 (~85.0% screen-to-body ratio6.5 inches, 102.0 cm2 (~81.7% screen-to-body ratio)-
Display Resolution1080 x 2280 pixels, 19:9 ratio720 x 1560 pixels, 20:9 ratio (~270 ppi density)-
Display MultitouchYes - Funtouch OS 4.0Yes-
Display Density402 ppi density--
Display Screen Protection-Corning Gorilla Glass-

Camera

Primary Camera12MP (f/1.8, 1/2.513MP, f/2.2, (wide), PDAF
8MP, f/2.2, (ultrawide)
2MP, f/2.4, (macro)
2MP, f/2.4, (depth)
-
Secondary Camera24MP8MP, f/2.0, (wide)-
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panoramaLED flash, HDR, panorama HDR, panorama-
Video[email protected][email protected]-

Body

Body Dimensions154.4 x 75 x 7 mm (6.08 x 2.95 x 0.28 in)164.5 x 75.9 x 9.8 mm (6.48 x 2.99 x 0.39 in)-
Body Weight159 g (5.61 oz)209 g (7.37 oz)-
Body ColorBlack, Aurora White, Ruby RedMarine Blue, Seagull Grey-

Launch

Launch AnnouncementMay, 20182020, July 28-
Launch DateRelease May 19th, 2018Released 2020, July 28-

Platform

Operating SystemAndroid 8.1 OreoAndroid 10, realme UI 1.0-
CPUOcta-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)Octa-core 2.3 GHz Cortex-A53-
GPUMali-G72 MP3PowerVR GE8320-
ChipsetMediatek MT6771 Helio P60MediaTek Helio G35 (12 nm)-

Memory

Memory Internal64GB, 128GB64GB eMMC 5.1-
Memory ExternalmicroSD, up to 256GB (uses SIM 2 slot)microSDXC (dedicated slot)-
Ram4GB, 6GB 3GB, 4GB -

Battery

Battery TypeNon-removable Li-Ion BatteryNon-removable Li-Po-
Battery Capacity3425 mAh 6000 mAh-
Charging -Charging 18W-

Multimedia

Fm RadioYesYes-

Sound

AudioVibration, MP3, WAV RingtonesVibration, MP3, 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, HotspotWi-Fi 802.11 b/g/n, hotspot-
Bluetooth5.0, A2DP, LE5.0, A2DP, LE, aptX-
USBmicroUSB 2.0, USB On-The-GomicroUSB 2.0, USB On-The-Go-
GPSYes, with A-GPS, GLONASSYes, with A-GPS, GLONASS, BDS-

Features

SensorsFingerprint-rear-mounted, accelerometer, proximity, compassFingerprint -rear-mounted, accelerometer, proximity, compass-
MessagingSMS(threaded view), MMS, Email, Push EmailSMS(threaded view), MMS, Email, IM-
BrowserHTML5HTML5-
JavaNoNo-

Other

Made ByChinaChina-
Other FeaturesFast battery charging, MP4/H.264 player, MP3/WAV/eAAC+/FLAC player, Document viewer, Photo/video editorColor: Marine Blue, Seagull Grey-