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General

NameVivo X21iPlum Optimax 11-
ModelX21iOptimax 11-
Price-TK. 8,100-

Network

Network TypeGSM / CDMA / HSPA / LTEGSM / HSPA-
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 / 1900 / 2100-
Network SpeedHSPA, LTEHSPA 21.1/11 Mbps-
Network GPRSYesYes-
Network EDGEYesYes-
Network 4GLTE band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 38(2600), 39(1900), 40(2300), 41(2500)--

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 ratio8.0 inches, 185.6 cm2 (~72.5% screen-to-body ratio-
Display Resolution1080 x 2280 pixels, 19:9 ratio800 x 1280 pixels, 16:10 ratio-
Display MultitouchYes - Funtouch OS 4.0Yes, up to 5 fingers-
Display Density402 ppi density189 ppi density-

Camera

Primary Camera12MP (f/1.8, 1/2.55 MP, LED Flash-
Secondary Camera24MP2 MP-
Camera FeaturesGeo-tagging, Touch focus, Face detection, HDR, panoramaGeo-tagging, Touch focus, Face/smile detection-
Video[email protected][email protected]-

Body

Body Dimensions154.4 x 75 x 7 mm (6.08 x 2.95 x 0.28 in)208 x 123 x 10 mm (8.19 x 4.84 x 0.39 in)-
Body Weight159 g (5.61 oz)330 g (11.64 oz)-
Body ColorBlack, Aurora White, Ruby RedBlack, White, Gray, Gold, Rose Gold-

Launch

Launch AnnouncementMay, 2018March, 2018-
Launch DateRelease May 19th, 2018Released April, 2018-

Platform

Operating SystemAndroid 8.1 OreoAndroid 6.0 Marshmallow-
CPUOcta-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)Quad-core 1.3 GHz Cortex-A7-
GPUMali-G72 MP3Mali-400-
ChipsetMediatek MT6771 Helio P60Spreadtrum SC7731G-

Memory

Memory Internal64GB, 128GB16 GB-
Memory ExternalmicroSD, up to 256GB (uses SIM 2 slot)microSD, up to 32 GB-
Ram4GB, 6GB 1 GB -

Battery

Battery TypeNon-removable Li-Ion BatteryLi-Ion Battery-
Battery Capacity3425 mAh 3500 mAh -

Multimedia

Fm RadioYesYes-

Sound

AudioVibration, MP3, WAV RingtonesVibration, 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, HotspotWi-Fi 802.11 b/g/n, Wi-Fi Direct, Hotspot-
Bluetooth5.0, A2DP, LEYes (2.1)-
USBmicroUSB 2.0, USB On-The-GomicroUSB 2.0-
GPSYes, with A-GPS, GLONASSYes, with A-GPS-

Features

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

Other

Other FeaturesFast battery charging, MP4/H.264 player, MP3/WAV/eAAC+/FLAC player, Document viewer, Photo/video editorMP4/H.264/DivX/Xvid player, MP3/WAV/eAAC+ player, Document viewer, Image/video editor-
Made ByChina--