Samsung Galaxy A17 5G vs Samsung Galaxy A31

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Galaxy A17 5G compared with Galaxy A31

	SamsungGalaxy A17 5G	SamsungGalaxy A31
Overview
Released
Released	August 2025	April 2020
Display
Screen size
Screen size	6.7″	6.4″
Resolution
Resolution	2340 × 1080	2400 × 1080 (better)
Sharpness
Sharpness	385 pixels per inch	411 pixels per inch (better)
Panel
Panel	OLED	OLED
Refresh rate
Refresh rate	90 Hz	–
Display type
Display type	Super AMOLED, FHD+, 16M colours; 6.7″ full rectangle, 6.5″ with rounded corners	Full HD+ Super AMOLED Infinity-U display
Screen protection
Screen protection	Corning Gorilla Glass Victus (front)	–
Performance
Chip
Chip	Exynos 1330	Helio P65
Memory
Memory	4 GB	4 GB – 6 GB (better)
Storage
Storage	128 GB	64 GB, 128 GB
Storage type
Storage type	–	64 GB in Spain or 128 GB in Vietnam; microSD slot up to 512 GB
CPU
CPU	Octa-core (2.4 GHz, 2 GHz)	–
Cameras
Main camera
Main camera	50 MP (better)	48 MP
Ultra wide camera
Ultra wide camera	5 MP	8 MP
Telephoto camera
Telephoto camera	None	None
Optical zoom
Optical zoom	None	None
Front camera
Front camera	13 MP	20 MP (better)
Main camera
Main camera	50 MP wide, F1.8, autofocus, OIS	48 MP, F2.0, autofocus; no optical image stabilisation
Ultra wide camera
Ultra wide camera	5 MP, F2.2	8 MP, F2.2, 123-degree field of view
Front camera
Front camera	13 MP, F2.0	20 MP, F2.2
Zoom
Zoom	Digital zoom up to 10x	–
Video recording
Video recording	Up to FHD (1920 × 1080) at 30 fps; slow motion at 120 fps (HD)	–
Camera features
Camera features	2 MP F2.4 macro camera; night shots up to 2.5× brighter than the previous model (Samsung)	5 MP F2.4 macro and 5 MP F2.4 depth cameras
Battery and charging
Battery
Battery	5,000 mAh	5,000 mAh
Video playback (maker's claim)
Video playback (maker's claim)	Up to 18 hours	–
Wired charging
Wired charging	Up to 25 W (better)	Up to 15 W
Wireless charging
Wireless charging	None	None
Battery life detail
Battery life detail	At least 1,200 charge cycles; EU energy class B	–
Wired charging
Wired charging	25 W fast charging	–
Connectivity
Satellite messaging
Satellite messaging	Yes	–
Mobile network
Mobile network	5G Sub6 (FDD, TDD); 4G LTE (FDD, TDD); 3G WCDMA; 2G GSM	–
SIM
SIM	Dual nano-SIM, with the second slot shared with microSD (UK model)	–
Wi-Fi
Wi-Fi	Wi-Fi 5 (802.11a/b/g/n/ac), 2.4 and 5 GHz, VHT80	–
Bluetooth
Bluetooth	Bluetooth 5.3	–
Satellite features
Satellite features	Works with O2 Satellite in the UK (texts, supported apps, maps and location sharing where O2 has no signal; not emergency calls)	–
USB
USB	USB Type-C, USB 2.0	–
Positioning
Positioning	GPS, Glonass, Beidou, Galileo, QZSS	–
Design
Type
Type	Standard	Standard
Weight
Weight	192 g	185 g (better)
Thickness
Thickness	7.5 mm (better)	8.6 mm
Height × width
Height × width	164.4 × 77.9 mm	159.3 × 73.1 mm
Water and dust resistance
Water and dust resistance	IP54	–
Colours
Colours	Black, Grey, Blue	Black, white and blue in Vietnam
Buttons
Buttons	Key Island 2.0; side key can open Gemini	–
Water resistance detail
Water resistance detail	IP54, limited dust and splash resistance; not advised for beach or pool use	–
Biometrics
Biometrics	Fingerprint sensor	In-display fingerprint reader
Sensors
Sensors	Accelerometer, fingerprint sensor, gyro sensor, geomagnetic sensor, light sensor, virtual proximity sensing	–
Speakers
Speakers	No stereo support (Samsung UK spec)	–
Software
Operating system
Operating system	Android	Android
Software at launch
Software at launch	One UI 7 (Android 15)	Android 10 with One UI 2.0
Software updates
Software updates	Six OS upgrades and six years of security updates; security updates until 31 August 2031 (UK)	–
AI features
AI features	Gemini Live; Circle to Search with Google	–