Galaxy A31 128GB - Blue - Unlocked

Customer reviews for Galaxy A31

Overall rating

330 verified reviews

Rating details

Accessories
4.3/5
Appearance
4.5/5
Battery
4.5/5
Lens & Camera
4.5/5
Overall performance
4.4/5
Packaging
4.5/5
Shipping
4.5/5

Reviews

Sacha G.
Verified purchase
Reviewed 29/03/2026, United Kingdom.
Excellent quality, fast delivery and outstanding service. Have bought 3 phones through Back Market and each has been brilliant 👏
Galaxy A31 128GB - White - Unlocked
Galaxy A31 128GB - White - Unlocked
Condition
Excellent
Almost no signs of wear. The body may have very light micro-scratches. For items with screens, the screen will have no scratches.
Purchased
15/03/2026
Mia P.
Verified purchase
Reviewed 10/11/2024, United Kingdom.
Phone in better condition than my other new one! Really fast delivery and love that I didn't have to spend so much on a new phone and also helped the environment, rly cool
Galaxy A31 128GB - Blue - Unlocked - Dual-SIM
Galaxy A31 128GB - Blue - Unlocked - Dual-SIM
Condition
Excellent
Almost no signs of wear. The body may have very light micro-scratches. For items with screens, the screen will have no scratches.
Purchased
26/10/2024
Sacha G.
Verified purchase
Reviewed 08/10/2023, United Kingdom.
Excellent quality, fast delivery, second time I have used Back Market and always impressed with service.
Galaxy A31 64GB - White - Unlocked
Galaxy A31 64GB - White - Unlocked
Condition
Excellent
Almost no signs of wear. The body may have very light micro-scratches. For items with screens, the screen will have no scratches.
Purchased
26/09/2023
Stephen J.
Verified purchase
Reviewed 20/02/2025, United Kingdom.
Fantastic, looks and works as new. Delivered in 2 days, Brilliant as always.
Galaxy A31 128GB - Black - Unlocked
Galaxy A31 128GB - Black - Unlocked
Condition
Excellent
Almost no signs of wear. The body may have very light micro-scratches. For items with screens, the screen will have no scratches.
Purchased
29/01/2025
Mildred F.
Verified purchase
Reviewed 28/09/2023, United Kingdom.
fantastic
Galaxy A31 64GB - Black - Unlocked
Galaxy A31 64GB - Black - Unlocked
Condition
Excellent
Almost no signs of wear. The body may have very light micro-scratches. For items with screens, the screen will have no scratches.
Purchased
28/08/2023
Marion A.
Verified purchase
Reviewed 27/11/2020, United Kingdom.
Really happy about my new phone, the delivery was fast. The box was a bit damaged but I guess it's because it reconditioned. The product is in perfect condition, it is delivered with a charger, a phone case and earphones. I recommend buying on BackMarket!
Galaxy A31 128GB - Black - Unlocked - Dual-SIM
Galaxy A31 128GB - Black - Unlocked - Dual-SIM
Condition
Excellent
Almost no signs of wear. The body may have very light micro-scratches. For items with screens, the screen will have no scratches.
Purchased
14/11/2020
Claudio S.
Verified purchase
Reviewed 17/08/2025, Italy.
I got it because my A 31 had problems. I am very satisfied with the choice. Congratulations on the quick delivery.
Translated from Italian
Galaxy A31 128GB - Blu
Galaxy A31 128GB - Blu
Condition
Fair
Signs of wear. The body may have a few visible scratches and dents. Items with screens may have light scratches.
Purchased
04/08/2025

Everything you ever wanted to know about the Galaxy A31

Durability
Overall performance
Camera
Screen quality

48 megapixelsMain camera
microSDXCSD Card Slot
Super AMOLEDScreen type
6.4Screen size (in)
1080 x 2400Resolution
BlueColour
2020Year of Release
SamsungBrand
Physical SIMSIM card

The Samsung Galaxy A31 is a versatile smartphone that offers a balanced mix of features for everyday use. Released in March 2020, this device is designed for users who need a reliable phone for browsing, social media, and casual photography.

Key features:

Display: 6.4-inch Super AMOLED, FHD+ resolution
Processor: MediaTek Helio P65
Camera: Quad-camera setup with 48MP main sensor
Storage: 128GB internal storage, expandable via microSD
Operating System: Ships with Android 10, upgradable to later versions

Who is this for?

The Samsung Galaxy A31 is ideal for students, casual users, and anyone seeking a dependable smartphone without the need for high-end features. It offers a good balance of performance and functionality for daily tasks, making it suitable for social media browsing and light gaming.

Pros & Cons:

Pros	Cons
Vibrant Super AMOLED display for clear visuals.	Performance may lag under heavy multitasking.
Quad-camera system for versatile photography.	Plastic build may feel less premium.

Why refurbished?

Choosing a refurbished Samsung Galaxy A31 allows you to access quality technology while making an eco-conscious decision. Each device undergoes thorough testing to ensure it meets high standards of functionality and reliability. Learn more about our quality standards.

Main camera: 48 megapixels
SD Card Slot: microSDXC
Screen type: Super AMOLED
Screen size (in): 6.4
Resolution: 1080 x 2400
Colour: Blue
Year of Release: 2020
Brand: Samsung
SIM card: Physical SIM
Memory (GB): 4 GB
Camera Type: Quadruple (4x)
Model: Galaxy A31
Carrier compatibility: Unlocked
Front camera: 20 megapixels
Storage: 128 GB
Foldable: No
Compatible with latest Update: No
OS: Android
Manufacturer Ref: SM-A315F
Serie: Samsung Galaxy A
SAR head: 0.49
SAR body: 1.68
Connector: USB-C + Jack 3.5mm
Colour (official name): Prism Crush Blue
Weight: 185 g
Mobile network: 4G

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Galaxy A31 128GB - Blue - Unlocked

Customer reviews for Galaxy A31

Overall rating

Rating details

Reviews

Reviews

Sacha G.

Mia P.

Sacha G.

Stephen J.

Mildred F.

Marion A.

Claudio S.

Everything you ever wanted to know about the Galaxy A31

Durability

Overall performance

Camera

Screen quality

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