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CAT S31 vs Xiaomi 14 Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

Comparison mode:
Specs Size
Differences only
CAT S31
7.0
Xiaomi 14
CAT S31 Xiaomi 14
Released · Aug 31, 2017
Released · Oct 26, 2023
4.7-inch · 1280x720px
6.4-inch · 2670x1200px
Single camera
Triple camera
2GB · 16GB
8GB · 256GB
4000 mAh
4610 mAh
Check prices

Availability

Officially announced
Aug 31, 2017 Oct 26, 2023
Prices (MSRP)
$330 €847

Design

Dimensions
5.75 x 2.93 x 0.50 inches
146 x 74.42 x 12.6 mm 		6.02 x 2.81 x 0.32 inches
152.8 x 71.5 x 8.2 mm
Weight
7.05 oz / 200.0 g 6.63 oz / 188.0 g
Materials
Back: Glass
Frame: Aluminum
Resistance
Water, Dust, Shock, Vibration, Temperature; IP68; MIL-STD-810 certified Yes; IP68
Biometrics
Optical in-screen fingerprint
Features
Soft keys
Keys
Left: Lock/Unlock key; Right: Volume control Right: Volume control, Lock/Unlock key
Colors
Black Black, Silver, Pink, Green

Display

Size
4.7-inch, 56.03% screen-to-body 6.4-inch, 89.41% screen-to-body
Type
IPS LCD OLED, 120Hz, HDR, 3000 nits
Resolution
1280x720px, 312 PPI 2670x1200px, 20:9 ratio, 460 PPI
Colors
16 777 216
Protection
Corning Gorilla Glass 3
Features
HDR support, Dolby Vision, Ambient light sensor, Proximity sensor
PhoneArena Display Test
Bright Max (20% APL)
Untested Untested
Bright Min
Untested 2.1 (Average)
Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Snapdragon 210 8909 (28 nm) Snapdragon 8 Gen 3 SM8650-AB (4 nm)
Processor
Quad-core
1100 MHz
ARM Cortex-A7 		Octa-core
1x3.3GHz Cortex-X4
5x3.2GH​z Cortex-A720
2x2.3​GHz Cortex-A520
GPU
Adreno 304 Adreno 750
Memory
2GB/16GB 8GB/256GB (UFS 4.0)
12GB/256GB
16GB/512GB
16GB/1024GB
Storage expansion
microSDXC up to 128 GB not expandable
OS
Android (7.0 Nougat) Android (14)
PhoneArena Performance Test
GeekBench 6 Single
Untested 2204
GeekBench 6 Multi
Untested 6698
3D Mark High
Untested 4829
3D Mark Low
Untested 3647
Learn more on our PhoneArena Performance Test Results page.

Battery

Type
4000 mAh, Li - Ion 4610 mAh, Li - Polymer
Charging
Fast charging
Qi wireless charging, Reverse wireless charging
Charge speed
Wired: 90.0W
Wireless: 50.0W
PhoneArena Battery Tests
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested
Battery Life Estimate
6h 7min
Browsing
16h 5min
Video
6h 57min
Gaming
10h 18min
Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Single camera Triple camera
Main camera
8 MP (Autofocus) 50 MP (OIS, Laser and PDAF)
Aperture size: F1.6
Focal length: 23 mm
Sensor size: 1/1.31"
Pixel size: 1.12 μm
Second camera
50 MP (Ultra-wide, Autofocus)
Aperture size: F2.2
Focal Length: 14 mm
Third camera
50 MP (Telephoto, OIS)
Optical zoom: 3.2x
Aperture size: F2.0
Focal Length: 75 mm
Flash
LED Dual LED
Video recording
720p
Video calling, Video sharing 		8K UHD (24 fps), 4K UHD (60 fps), 1080p (960 fps)
Front
2 MP 32 MP
Video capture: 4K UHD (60 fps)
PhoneArena Camera Tests
N/A
Overall
N/A
Photo
N/A
Video
142
Overall
150
Photo
135
Video
Learn more on our PhoneArena Camera Test Results page

Connectivity & Features

Bluetooth
4.1 5.4
WLAN
b,g,n
Hotspot, Wi-Fi Direct
802.11 b, g, n 		a,b,g,n,ac,Wi-Fi 6,Wi-Fi 6E,Wi-Fi 7
Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax
USB
microUSB, USB 2.0 Type-C, USB 3.2
Sensors
Accelerometer, Compass, Ambient light sensor, Proximity sensor Accelerometer, Gyroscope, Compass, Barometer, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, BeiDou Glonass, Galileo, BeiDou, QZSS
Other
VoIP, Tethering, Computer sync, OTA sync NFC, Infrared

Multimedia

Headphones
3.5mm jack No 3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Multiple speakers
Features
Album art cover, Background playback
Screen mirroring
Wireless screen share Wireless screen share
Radio
FM
Additional microphone(s)
Noise cancellation

Cellular

5G Bands
n1, n3, n5, n7, n8, n28, n38, n40, n41, n48, n66, n77, n78, SA, NSA
4G (FDD) Bands
2, 4, 5, 7, 12, 17 1, 3, 4, 5, 7, 8, 18, 19, 26, 28, 66
4G (TDD) Bands
34, 38, 39, 40, 41, 42, 48
3G Bands
5, 8, 4, 2, 1 1, 2, 4, 5, 6, 8
Data Speed
LTE Cat 4 (150/50 Mbit/s), HSPA, HSUPA, UMTS
SIM type
Nano SIM Dual Nano SIM + eSIM

Phone Features

Notifications
Haptic feedback
Other features
Voice dialing, Voice commands, Voice recording

Alternative variants

Dual SIM
Dual SIM Yes
With 12GB RAM
Memory 12GB
With 16GB RAM and 512GB internal storage
Memory 16GB/512GB
With 16GB RAM and 1TB internal storage
Memory 16GB/1024GB
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