Doogee S51 vs Motorola Razr 40

Network
2G network

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

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

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

HSDPA 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, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 42, 43, 48, 66 - global version; 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71 - North America
5G network

-

5G band 1, 2, 3, 5, 7, 8, 20, 26, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6 - global version; 1, 2, 3, 5, 7, 12, 14, 20, 25, 26, 28, 29, 30, 41, 48, 66, 70, 71, 77, 78 SA/NSA/Sub6 - North America
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-A (CA)
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Metal, rubber, polycarbonate

Plastic front (opened), plastic front (closed), plastic back, aluminum frame (7000 series), hinge (stainless steel)
SIM

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

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

167.4 mm

88.2 mm
Width

81.4 mm

74 mm
Thickness

14.6 mm

15.8 mm
Height unfolded

-

170.8 mm
Width unfolded

-

74 mm
Thickness unfolded

-

7.4 mm
Weight

266 g

188.6 g
Waterproof

IP68/IP69K

Water-repellent coating
Dust proof

IP68/IP69K

-
MIL-STD-810H

Yes

-
Colors

Black, Green, Orange

Grape Compote, Sage Green, Summer Lilac, Vanilla Cream

Main camera
Camera type

Dual

Dual
Main camera

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

(wide) , 64 MP, f/1.7 , 0.7 µm
(depth) , 2 MP, f/2.4 , 1/5" , 1.75 µm

(ultrawide) , 13 MP, f/2.2 , 1/1.3" , 1.12 µm, 120˚
Primary camera resolution

5184 x 3840 pixels

9280 x 6920 pixels
Primary camera video

1080p

4K@30fps, 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, digital image stabilization, optical image stabilization, geotagging, panorama, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus, laser autofocus, RAW, night vision

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 2.0
USB On-The-Go

Yes

-
Bluetooth

v5.0

v5.3
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth EDR

-

Yes
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

-

Yes

Features
Sensors

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

Accelerometer, barometer (USA only), compass, fingerprint, gyroscope, proximity