Blackview BV9900 Pro vs Doogee S51

Blackview BV9900 Pro

Doogee S51

Network
2G network

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

GSM 850, 900, 1800, 1900; CDMA 800, 1900
3G network

HSDPA 850, 900, 1700, 1900, 2100

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

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(850), 19(850), 20(800), 25(1900), 26(850), 28(700), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700)

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

3.1 Mbps download, 1.8 Mbps upload

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

LTE, Cat6, 301 Mbps download, 51 Mbps upload

LTE, Cat7, 301 Mbps download, 102 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Metal, polycarbonate, TPU

Metal, rubber, polycarbonate
SIM

Dual SIM (Nano-SIM/Nano-SIM(microSD), dual stand-by)

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

156.5 mm

167.4 mm
Width

78.3 mm

81.4 mm
Thickness

14.2 mm

14.6 mm
Weight

264 g

266 g
Waterproof

Yes, IP68, IP69K

IP68/IP69K
Dust proof

Yes, IP68, IP69K

IP68/IP69K
MIL-STD-810G

Yes

-
MIL-STD-810H

-

Yes
Colors

Black

Black, Green, Orange

Display
Display type

IPS

IPS LCD
Physical size

5.84 inches

6.0 inches
Resolution

1080 x 2280 pixels

720 x 1440 pixels
Pixel density

432 ppi

268 ppi
Display colors

16777216

16777216
Protection

Scratch resisant, Corning Gorilla Glass 5

Scratch resistant, Corning Gorilla Glass
Multitouch

Yes

-

Main camera
Camera type

Quad

Dual
Main camera

48 MP, f/1.75 , 1/2" , 1.6 µm

20 MP, f/1.8 , 1/2.9" , 1.25 µm, (wide) , 90˚
(depth) , 2 MP, f/2.4 , 1/5" , 1.75 µm
5 MP, 1/5" , 1.12 µm
2 MP, 1/5" , 1.75 µm
Primary camera resolution

8000 x 6000 pixels

5184 x 3840 pixels
Primary camera video

2160p@30fps

1080p
Primary camera flash

dual-LED flash

quad-LED flash
Camera features

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

Autofocus, continuous shooting, digital zoom, 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

-
Wi-Fi display

Yes

-
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C reversible connector

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
Beidou

Yes

-
BDS

-

Yes

Features
Sensors

Accelerometer, altimeter, barometer, compass, fingerprint, geomagnetic, gyroscope, heart rate, humidity, light, magnetometer, pedometer, proximity, thermometr, UV meter

Accelerometer, compass, fingerprint, geomagnetic, gyroscope, light, proximity