Free delivery by 29 - 30 Oct
Choose location
Suggested searches
Items
Suggested searches
Items
Popular searches
All guaranteed 100% functional
1 / 3.
1 / 3.
Galaxy S21 5G
- Fair
- 128 GB
- Physical SIM + eSIM
- Purple
€211.50
Save €720.50
Proudly refurbished by Nest Green (France)
Free delivery by 29 - 30 Oct
Comes with
Compatible charging cable
Often bought together
Galaxy S21 5G
Purple • 128 GB • Physical SIM + eSIM
Refurbished price:€211.50
€932.00 newVersus €932.00 new
Total price: €233.49
These items might be sold and delivered by different sellers.
Customer reviews for Galaxy S21 5G
Overall rating
4.3/54.3/519,355 verified reviewsRating details
Accessories
4.1/5
Appearance
4.5/5
Battery
4/5
Lens & Camera
4.5/5
Overall performance
4.2/5
Packaging
4.5/5
Shipping
4.6/5
Reviews
Reviews
Fiona M.
Verified purchaseReviewed 10/02/2025, Ireland.
5/5I can noy fault my experience with Back Market. I ordered the phone at 8.30 am on thursday and it was delivered to Ireland by 12pm on the Friday, the next day. The phone is perfect. Amazing quality. I will definitely buy more.
Galaxy S21 5G 256GB - Purple - Unlocked
Galaxy S21 5G 256GB - Purple - Unlocked
Condition
Excellent
Purchased
30/01/2025
Dolores M.
Verified purchaseReviewed 02/11/2024, Ireland.
5/5Excellent quality and delighted I had the choice of a new battery which is not on offer in other refurb websites I visited. Very happy with my purchase and will be back.
Galaxy S21 5G 128GB - Grey - Unlocked
Galaxy S21 5G 128GB - Grey - Unlocked
Condition
Excellent
Purchased
17/10/2024
Liam D.
Verified purchaseReviewed 12/08/2024, Ireland.
5/5Excellent all around. Site was easy to use and kept me informed of postal delivery etc. I got two o hones and they are both excellent. The description was right on the mark and I will be definitely using thus site again.
Galaxy S21 5G 128GB - Grey - Unlocked
Galaxy S21 5G 128GB - Grey - Unlocked
Condition
Excellent
Purchased
29/07/2024
Craig W.
Verified purchaseReviewed 26/05/2025, Ireland.
5/5Arrived fast, exactly as it was described.
Galaxy S21 5G 128GB - Grey - Unlocked
Galaxy S21 5G 128GB - Grey - Unlocked
Condition
Excellent
Purchased
10/05/2025
Zinta N.
Verified purchaseReviewed 13/01/2025, Ireland.
4.9/5Phone is nice , issue is no all languages looks like Chinese stile but for what need I can use it
Galaxy S21 5G 128GB - Grey - Unlocked
Galaxy S21 5G 128GB - Grey - Unlocked
Condition
Excellent
Purchased
04/01/2025
Ciara C.
Verified purchaseReviewed 08/09/2025, Ireland.
1/5Paid for a premium refurbished unlocked phone. When the phone came it was locked to another network. I had to return the phone leaving me with no phone for some days. I was not impressed. Will not use this site again.
Galaxy S21 5G 128GB - Grey - Unlocked
Galaxy S21 5G 128GB - Grey - Unlocked
Condition
Excellent
Purchased
27/08/2025
James F.
Verified purchaseReviewed 15/12/2024, Ireland.
4.9/5I'm very happy with my purchase it's in mint condition and working perfectly. I would recommend Back Market to anyone
Galaxy S21 5G 128GB - Purple - Unlocked
Galaxy S21 5G 128GB - Purple - Unlocked
Condition
Premium
Purchased
25/11/2024
Popular searches
Everything you ever wanted to know about the Galaxy S21 5G
Durability
Overall performance
Camera
Screen quality
0.46SAR head
AndroidOS
2021Year of Release
5GNetwork
Triple (3x)Camera Type
128 GBStorage
Physical SIM + eSIMSIM card
NoFoldable
1.51SAR body
The Galaxy S21 5G is a flagship smartphone from Samsung that continues to impress with its robust features and sleek design. Released in January 2021, this model is still relevant in today’s tech landscape, offering a blend of performance and style that appeals to a wide range of users.
Key features:- Release Date: January 2021
- Display: 6.2-inch Dynamic AMOLED 2X, FHD+ resolution
- Processor: Exynos 2100 (International) / Snapdragon 888 (USA)
- Camera: Triple rear cameras with 12MP ultra-wide, 12MP wide, and 64MP telephoto lenses
- Connectivity: 5G compatible for fast internet speeds.
The Galaxy S21 5G is ideal for tech enthusiasts, professionals, and casual users who seek a high-performing smartphone with excellent camera capabilities. It’s particularly suited for those who enjoy photography and media consumption, thanks to its vibrant display and versatile camera system.
Pros & Cons:| Pros | Cons |
|---|---|
| Stunning display with excellent colour accuracy. | No expandable storage option available. |
| Versatile camera system for various photography needs. | Average battery life compared to some competitors. |
Why refurbished?
Choosing a refurbished Galaxy S21 5G allows you to access premium features while being eco-conscious. Each device undergoes thorough testing and quality assurance to ensure reliability. Scopri di più sui nostri standard di qualità.
- SAR head
- 0.46
- OS
- Android
- Year of Release
- 2021
- Network
- 5G
- Camera Type
- Triple (3x)
- Storage
- 128 GB
- SIM card
- Physical SIM + eSIM
- Foldable
- No
- SAR body
- 1.51
- Model
- Galaxy S21 5G
- Colour
- Purple
- Resolution
- 1080 x 2400
- Weight
- 169 g
- Carrier compatibility
- Unlocked
- Brand
- Samsung
- Front camera
- 10 megapixels
- Manufacturer Ref
- SM-G991U
- Memory (GB)
- 8 GB
- Screen size (in)
- 6.2
- Serie
- Samsung Galaxy S
- Screen type
- Dynamic AMOLED 2X
- Connector
- USB-C
- Main camera
- 12 megapixels
- Color (official name)
- Phantom violet
- Compatible with latest Update
- Yes
- SD Card Slot
- No
Galaxy S21 5G
Related articles
SamsungIs the Samsung S9 still a good phone to buy? | Back Market
SamsungSamsung Galaxy S22: Price, Release Date and Technical Specifications | Back Market
SamsungSamsung Galaxy S23 review: display, design, performance and camera specs | Back Market
SamsungSamsung S10e review – Retro Cool or Just Old? | Back Market
SamsungThe best Samsung phone in 2025 | Back Market
SamsungOur review of the Samsung Galaxy A71 | Back Market
Samsung TabSamsung Galaxy Tab S9 series first look review: which one should you get? | Back Market
Welcome to Back Market
The best prices for high-quality renewed goods by refurbishers we’ve checked and vetted. We don’t mind if you Google us.
Get to know us
- 1-year minimum warranty
- Free delivery on all orders
- Free 30-day returns
- Excellent customer support
product-page-e2e-translation-check-en-ie