Blackview BV8900 vs vivo V21

Blackview BV8900

vivo V21

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1700(AWS), 1900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 66

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 39, 40, 41
HSDPA speed

-

42.2 Mbps
HSUPA speed

-

5.76 Mbps
EV-DO speed

-

EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
LTE speed

-

LTE-A, 1200 Mbps download, 150 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Aluminium alloy, polycarbonate, rubber, TPU

Glass front, plastic frame, plastic back
SIM

Hybrid Dual SIM (Nano-SIM, dual stand-by)

Hybrid Dual SIM (Nano-SIM, dual stand-by)
Height

172.4 mm

159.7 mm
Width

82.2 mm

73.9 mm
Thickness

19.8 mm

7.3 mm
Weight

398 g

176 g
Waterproof

IP68/IP69K (1.5m and 30 mins)

-
Dust proof

IP68/IP69K

-
MIL-STD-810H

Yes

-
Colors

Black, Green, Orange

Blue, Sunset Dazzle

Display
Display type

IPS LCD

AMOLED
Physical size

6.5 inches

6.44 inches
Resolution

1080 x 2408 pixels

1080 x 2400 pixels
Pixel density

406 ppi

409 ppi
Display colors

16777216

16777216
Protection

Corning Gorilla Glass Victus

Scratch resistant, 2.5D curved glass screen

Main camera
Camera type

Quad

Triple
Main camera

(wide) , 64 MP, f/1.8 , 1/1.97" inches, 0.7 µm

(wide) , 64 MP, f/1.8 , 1/1.72" , 0.8 µm, 26 mm
(thermal module)

(ultrawide) , 8 MP, f/2.2 , 120˚ , 16 mm, 1/4.0" , 1.12 µm
(Lepton module)

(macro) , 2 MP, f/2.4
Primary camera resolution

9280 x 6920 pixels

9280 x 6920 pixels
Primary camera video

4K@30fps, 1080p@30fps

4K@30fps (no OIS), 1080p@30/60fps
Primary camera flash

LED flash

LED flash
Camera features

Autofocus, continuous shooting, digital zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus

Autofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 3.0

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.2

v5.1
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
NFC

Yes

No
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes