vivo X21 UD device specification | Firmware File - Database of Stock ROM (Flash File)

vivo X21 UD

Released 2018, March

156.2g, 7.4mm thickness

Android 8.1, Funtouch 4

6 GB RAM

6.28"

1080x2280 pixels

6 GB RAM

Snapdragon 660

3200 mAh

Li-Ion

Technology	GSM / CDMA / HSPA / LTE
2G bands	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
	32-bit/192kHz audio
3G bands	HSDPA 850 / 900 / 1900 / 2100
4G bands	1, 2, 3, 5, 8, 34, 38, 39, 40, 41
Speed	HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps
Announced	2018, March
Status	Available. Released 2018, March
Dimensions	154.5 x 74.8 x 7.4 mm (6.08 x 2.94 x 0.29 in)
Weight	156.2 g (5.50 oz)
Build	Glass front (Gorilla Glass 3), aluminum back, aluminum frame
SIM	Hybrid Dual SIM (Nano-SIM, dual stand-by)
Type	Li-Ion 3200 mAh, non-removable
Size	6.28 inches, 98.4 cm2 (~85.2% screen-to-body ratio)
Resolution	1080 x 2280 pixels, 19:9 ratio (~402 ppi density)
Protection	Corning Gorilla Glass 3
OS	Android 8.1 (Oreo), Funtouch 4
Chipset	Qualcomm SDM660 Snapdragon 660 (14 nm)
CPU	Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
GPU	Adreno 512
Card slot	microSDXC (uses shared SIM slot)
Internal	128GB 6GB RAM
Dual	12 MP, f/1.8, 1/2.55", 1.4µm, dual pixel PDAF 5 MP, f/2.4, (depth)
Features	LED flash, HDR, panorama
Video	1080p@30fps
Single	12 MP, f/2.0, (wide), 1/2.8", 1.28µm
Loudspeaker	Yes
3.5mm jack	Yes
WLAN	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth	5.0, A2DP, LE
GPS	Yes, with A-GPS, GLONASS
NFC	No
Radio	FM radio
USB	microUSB 2.0, USB On-The-Go
Sensors	Fingerprint (under display, optical), accelerometer, proximity, compass
Charging	Fast charging 18W
Colors	Black, Ruby Red
Models	X21UD A
Price	About 550 EUR

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