Skip to content
0
Cat S31
View Specs
Phone Insight
Full Specifications September 3, 2026
Cat S31 Android 7.0
Cat · 2017

Cat S31

Cat S31 Android smartphone. Announced Sep 2017. Features 4.7″ display, Snapdragon 210 chipset, 8 MP primary camera, 2 MP front camera, 4000 mAh battery, 16 GB storage, 2 GB RAM, MIL-STD-810G compliant, Corning Gorilla Glass 3.

Display 4.7"
Chipset Snapdragon 210
RAM 2 GB
Storage 16GB storage, microSDXC
Camera 8 MP
Battery 4000 mAh
OS Android 7.0
Build 200g, 12.6mm thickness

Launch

Announced 2017, September. Released 2017, October
Status Discontinued

Platform

OS Android 7.0 (Nougat)
Chipset Qualcomm MSM8909 Snapdragon 210 (28 nm)
CPU Quad-core 1.3 GHz Cortex-A7
GPU Adreno 304

Display

Type TFT
Size 4.7 inches, 60.9 cm 2 (~56.1% screen-to-body ratio)
Resolution 720 x 1280 pixels, 16:9 ratio (~312 ppi density)
Protection Corning Gorilla Glass 3

Memory

Card slot microSDXC (dedicated slot)
Internal 16GB 2GB RAM
memoryother eMMC 4.5

Main Camera

Single 8 MP, AF
Features LED flash
Video 720p@30fps

Selfie camera

Single 2 MP

Body

Dimensions 146 x 74.4 x 12.6 mm (5.75 x 2.93 x 0.50 in)
Weight 200 g (7.05 oz)
SIM · Nano-SIM · Nano-SIM + Nano-SIM
bodyother IP68 dust tight and water resistant (immersible up to 1.2m for 30 min) Drop resistant up to 1.8m MIL-STD-810G compliant

Battery

Type Li-Ion 4000 mAh, non-removable

Sound

Loudspeaker Yes
3.5mm jack Yes

Comms

WLAN Wi-Fi 802.11 b/g/n
Bluetooth 4.1, A2DP, LE
Positioning GPS, GLONASS, BDS
NFC No
Radio FM radio
USB microUSB 2.0, OTG

Network

Technology GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G bands HSDPA 850 / 900 / 1900 / 2100 - EU
4G bands 1, 2, 3, 5, 7, 8, 20 - EU
Speed HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps

Features

Sensors Accelerometer, proximity, compass

Misc

Colors Black
Phone Insight phoneinsight.org/ Printed September 3, 2026

For live pricing, photos, and comparisons, visit phoneinsight.org/phones/cat-s31/

In depth

Full specifications

Announced 2017, September. Released 2017, October
Status Discontinued
OS Android 7.0 (Nougat)
Chipset Qualcomm MSM8909 Snapdragon 210 (28 nm)
CPU Quad-core 1.3 GHz Cortex-A7
GPU Adreno 304
Type TFT
Size 4.7 inches, 60.9 cm 2 (~56.1% screen-to-body ratio)
Resolution 720 x 1280 pixels, 16:9 ratio (~312 ppi density)
Protection Corning Gorilla Glass 3
Card slot microSDXC (dedicated slot)
Internal 16GB 2GB RAM
memoryother eMMC 4.5
Single 8 MP, AF
Features LED flash
Video 720p@30fps
Single 2 MP
Dimensions 146 x 74.4 x 12.6 mm (5.75 x 2.93 x 0.50 in)
Weight 200 g (7.05 oz)
SIM · Nano-SIM · Nano-SIM + Nano-SIM
bodyother IP68 dust tight and water resistant (immersible up to 1.2m for 30 min) Drop resistant up to 1.8m MIL-STD-810G compliant
Type Li-Ion 4000 mAh, non-removable
Loudspeaker Yes
3.5mm jack Yes
WLAN Wi-Fi 802.11 b/g/n
Bluetooth 4.1, A2DP, LE
Positioning GPS, GLONASS, BDS
NFC No
Radio FM radio
USB microUSB 2.0, OTG
Technology GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G bands HSDPA 850 / 900 / 1900 / 2100 - EU
4G bands 1, 2, 3, 5, 7, 8, 20 - EU
Speed HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Sensors Accelerometer, proximity, compass
Colors Black
Price About 330 EUR
PhoneInsight Benchmark
20.7/100
Basic

A specs-derived composite score, not a lab benchmark -- useful for ranking and comparison.

Processor 8
Display 54.7
Camera 40.3
Battery 56
0.2%Popularity rank
498,109 hitsTotal views
Keep exploring

You might also like

vivo Y400 Pro Android 15
vivo

vivo Y400 Pro

64.6 Benchmark
8GB RAM Dimensity 7300
Motorola Moto G86 Android 15
Motorola

Motorola Moto G86

66.4 Benchmark
8/12GB RAM Dimensity 7300
Oscal Pilot 3 Android 15
Oscal

Oscal Pilot 3

57 Benchmark
12GB RAM Dimensity 6300
vivo X200 FE Android 15
vivo

vivo X200 FE

10.3 Benchmark
12/16GB RAM Dimensity 9300+