Cat S31 vs Prestigio Grace 3878 4G

Cat S31

Prestigio Grace 3878 4G

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

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

HSDPA 900, 2100
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

LTE frequency band 3(1800), 7(2600), 18(800)
HSDPA speed

-

42 Mbps
HSUPA speed

-

5.76 Mbps
LTE speed

LTE, Cat4, 150 Mbps download, 50 Mbps upload

LTE Cat 4, 150 Mbps download, 51 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

-

Plastic
SIM

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

Micro SIM
Height

146 mm

124 mm
Width

74.4 mm

208.5 mm
Thickness

12.6 mm

9.2 mm
Weight

200 g

321 g
Waterproof

IP68, 1.2 m and 35 minutes

-
Dust proof

IP68

-
MIL-STD-810G

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

-
Colors

Black

Black

Main camera
Camera type

-

Single
Main camera

8 MP

2 MP
Primary camera resolution

-

1600 x 1200 pixels
Primary camera video

720p@30fps

720p@30fps
Primary camera Autofocus

autofocus

-
Primary camera flash

LED flash

-
Camera features

Geo-tagging, face detection, touch focus

Digital zoom, panorama, HDR, face detection, self-timer, scene-mode