Doogee S51 vs Huawei Mate X3

Network
2G network

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

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

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

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO
4G network

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

LTE frequency band 1, 2, 3, 4, 5, 6, 7, 8, 9, 12, 17, 18, 19, 20, 26, 34, 38, 39, 40, 41
5G network

-

5G band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41 SA/NSA
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, Cat7, 301 Mbps download, 102 Mbps upload

LTE
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Metal, rubber, polycarbonate

Glass front, glass back or eco leather back, aluminum frame
SIM

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

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

167.4 mm

156.9 mm
Width

81.4 mm

72.4 mm
Thickness

14.6 mm

11.8 mm
Height unfolded

-

156.9 mm
Width unfolded

-

141.5 mm
Thickness unfolded

-

5.3 mm
Weight

266 g

239/241 g
Waterproof

IP68/IP69K

IPX8
Dust proof

IP68/IP69K

IPX8
MIL-STD-810H

Yes

-
Colors

Black, Green, Orange

Black, Dark Green, Gold, Purple, White

Display
Display type

IPS LCD

Foldable OLED
Physical size

6.0 inches

7.85 inches
Resolution

720 x 1440 pixels

2224 x 2496 pixels
Pixel density

268 ppi

426 ppi
Display colors

16777216

1073741824
Protection

Scratch resistant, Corning Gorilla Glass

Kunlun Glass (cover display only)
Display features

-

120Hz
Cover display

-

OLED
Cover display physical size

-

6.4 inches
Cover display resolution

-

1080 x 2504 pixels

Main camera
Camera type

Dual

Triple
Main camera

(wide) , 20 MP, f/1.8 , 90˚ , 1/2.9" , 1.25 µm

(wide) , 50 MP, f/1.9 , 23 mm, 50x digital zoom
(depth) , 2 MP, f/2.4 , 1/5" , 1.75 µm

(periscope telephoto) , 8 MP, f/3.4 , 125 mm, 5x optical zoom
(ultrawide) , 13 MP, f/2.2 , 13 mm
Primary camera resolution

5184 x 3840 pixels

8192 x 6144 pixels
Primary camera video

1080p

4K@30/60fps, 1080p@30/60fps, gyro-EIS
Primary camera flash

quad-LED flash

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

Autofocus, continuous shooting, digital zoom, optical 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, macro-mode, phase detection autofocus, XMAGE

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, 802.11ax
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 3.1, Display Port 1.2
USB On-The-Go

Yes

Yes
Bluetooth

v5.0

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Infrared

-

Yes
NFC

Yes

Yes; NFC-SIM, HCE
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

-

Yes
NavIC

-

Yes

Features
Sensors

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

Accelerometer, altimiter, barometer, color spectrum, compass, fingerprint, gyroscope, proximity