Cat S31 vs Digma Linx A452 3G

Cat S31

Digma Linx A452 3G

Network
2G network

GSM 850, 900, 1800, 1900

GSM 900, 1800
3G network

HSDPA 850, 900, 1900, 2100 - EU; HSDPA 850, 900, 1700(AWS), 1900, 2100 - USA

HSDPA 1900
4G network

LTE frequency band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800) - EU; LTE frequency band 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 12(700), 17(700) - USA

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HSDPA speed

-

21 Mbps
HSUPA speed

-

5.76 Mbps
LTE speed

LTE, Cat4, 150 Mbps download, 50 Mbps upload

-
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
SIM

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

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

146 mm

133.5 mm
Width

74.4 mm

67 mm
Thickness

12.6 mm

11 mm
Weight

200 g

129 g
Waterproof

IP68, 1.2 m and 35 minutes

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Dust proof

IP68

-
MIL-STD-810G

Yes - dust, humidity, rain, salt, vibration, solar radiation, transport and thermal shock resistant

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Colors

Black

Black

Main camera
Main camera

8 MP

2 MP
Primary camera resolution

-

1600 x 1200 pixels
Primary camera video

720p@30fps

480p@30fps
Primary camera Autofocus

autofocus

-
Primary camera flash

LED flash

LED
Camera features

Geo-tagging, face detection, touch focus

Autofocus, continuous shooting, geotagging, panorama, HDR, touch focus, face detection, exposure compensation, self-timer, scene mode