vivo X21i - Technical characteristics and specifications

X21i technical characteristics

About the device:

vivo X21i is a mobile/cell phone with dimensions of 154.4 x 75 x 7 mm (6.08 x 2.95 x 0.28 in), a weight of 159 grams, a screen size of 6.28 inches, 98.4 cm2 (~85.0% screen-to-body ratio) and a screen resolution of 1080 x 2280 pixels, 19:9 ratio (~402 ppi density).

It has a processor Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53), a graphics card Mali-G72 MP3, a 4 GB / 6 GB RAM memory and an internal memory of 128 GB, 4 GB RAM or 64 GB, 6 GB RAM expandable by memory card microSD, up to 256 GB (uses SIM 2 slot) .

The vivo X21i comes from the factory with the Android 8.1 (Oreo) operating system.

Technical information

Property	Value
Brand	vivo
Model	X21i

Connectivity
Network	GSM / CDMA / HSPA / LTE
2G connectivity	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G connectivity	HSDPA 850 / 900 / 2100
4G connectivity	LTE band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 38(2600), 39(1900), 40(2300), 41(2500)
5G connectivity	No
Network speed	HSPA, LTE
GPRS	Yes
EDGE	Yes
Date announced	2018, May
Status	Available. Released 2018, May

Body
Dimensions	154.4 x 75 x 7 mm (6.08 x 2.95 x 0.28 in)
Height	154.4
Thickness	7 mm
Weight gr.	159
Weight oz	5.61
SIM	Hybrid Dual SIM (Nano-SIM, dual stand-by)
Colors	Black, Aurora White, Ruby Red, Night Purple

Screen
Type of screen	Super AMOLED capacitive touchscreen, 16M colors
Screen resolution	1080 x 2280 pixels, 19:9 ratio (~402 ppi density)
Screen size	6.28 inches, 98.4 cm2 (~85.0% screen-to-body ratio)

Platform
OS	Android 8.1 (Oreo)
CPU	Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
Chipset	Mediatek MT6771 Helio P60 (12 nm)
GPU	Mali-G72 MP3

Storage and memory
Memory card	microSD, up to 256 GB (uses SIM 2 slot)
Internal memory	128 GB, 4 GB RAM or 64 GB, 6 GB RAM (See other devices with 128 GB)
RAM	4 GB / 6 GB

Cameras
Main camera	12 MP, f/1.8, 1/2.55", 1.4
Secondary camera	24 MP

Communications
WLAN	Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot
Bluetooth	5.0, A2DP, LE
GPS	Yes, with A-GPS, GLONASS
Radio	FM radio
USB	microUSB 2.0, USB On-The-Go
Sensors	Fingerprint (rear-mounted), accelerometer, proximity, compass