Sources and limitations

Listed specifications are reference information, not results of TechMyte testing. Rumored details may change, and hardware or supported features can differ by region. Confirm the exact model with its manufacturer before buying.

Battery capacity does not establish tested endurance; megapixel count does not establish camera quality. Use the comparison tool to identify differences, then check the features that matter to your use.

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Technical data sheet

Full Specifications

Network

Technology	GSM / CDMA / HSPA / LTE
2G bands	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands	HSDPA 850 / 900 / 1900 / 2100
4G bands	1, 3, 5, 7, 8, 19, 28, 38, 39, 40, 41
Speed	HSPA 42.2/5.76 Mbps, LTE (4CA) Cat16 1024/150 Mbps

Launch

Announced	2018, December
Status	Available. Released 2018, December

Body

Dimensions	157.2 x 75.3 x 8.1 mm (6.19 x 2.96 x 0.32 in)
Weight	199 g (7.02 oz)
SIM	Dual SIM (Nano-SIM, dual stand-by)

Battery

Type	Super AMOLED
Charging	22.5W wired

Display

Size	6.39 inches, 100.2 cm2 (~84.7% screen-to-body ratio)
Resolution	1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)

Platform

OS	Android 9.0 (Pie), Funtouch 4.5
Chipset	Qualcomm SDM845 Snapdragon 845 (10 nm)
CPU	Octa-core (4x2.7 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)
GPU	Adreno 630

Memory

Card slot	No
Internal	128GB 10GB RAM, 256GB 8GB RAM

Selfie camera

Video	4K@30fps, 1080p@30fps

Sound

Loudspeaker	Yes
3.5mm jack	Yes

Comms

WLAN	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth	5.0, A2DP, LE
Positioning	GPS, BDS, GNSS
NFC	No
Radio	No
USB	USB Type-C 2.0, OTG

Features

Sensors	Fingerprint (under display, optical), accelerometer, gyro, proximity, compass

Misc

Colors	Polar Blue
Price	About 960 EUR
Models	V1821A, 1813, V1821T

Main Camera

Features	LED flash, HDR, panorama
Dual	12 MP, f/1.8, 1/2.55", 1.4Âµm, dual pixel PDAF, 4-axis OIS 2 MP, f/1.8, 1/5.0", 1.75Âµm, (depth) TOF 3D, f/1.3, (depth)
Triple	No - uses main camera

Tests

Performance	AnTuTu: 292042 (v7), 346833 (v8) GeekBench: 2009 (v5.1)
Display	Contrast ratio: Infinite (nominal), 4.108 (sunlight)
Camera	Photo / Video
Loudspeaker	Voice 68dB / Noise 72dB / Ring 88dB
Audio quality	Noise -94.0dB / Crosstalk -88.1dB
Battery (old)	Endurance rating 81h

vivo NEX Dual Display