Blackview A9 Pro vs Cat S31

Blackview A9 Pro

Cat S31

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 900, 2100

HSDPA 850, 900, 1900, 2100 - EU; HSDPA 850, 900, 1700(AWS), 1900, 2100 - USA
4G network

LTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 18(800);

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 speed

LTE, Cat4, 150 Mbps download, 51 Mbps upload

LTE, Cat4, 150 Mbps download, 50 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
SIM

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

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

143.6 mm

146 mm
Width

72.4 mm

74.4 mm
Thickness

9.2 mm

12.6 mm
Weight

175 g

200 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, Blue, Gold, White

Black

Main camera
Main camera

8 MP

8 MP
Primary camera resolution

3264 x 2448 pixels

-
Primary camera video

720p@30fps

720p@30fps
Primary camera Autofocus

-

autofocus
Primary camera flash

dual-LED flash

LED flash
Camera features

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

Geo-tagging, face detection, touch focus

Features
Messaging SMS

-

SMS(threaded view)
Messaging MMS

-

MMS
Messaging Email

-

Email
Messaging IM

-

IM
Messaging Push Email

-

Push Email
Java

-

No
Sensors

Accelerometer, fingerprint, light, proximity

Accelerometer, compass, proximity