Buy a refurbished Samsung Galaxy S23 SIM-free with 85%+ battery health, 12-month warranty, 45-day returns and fast UK delivery.
A refurbished Samsung Galaxy S23 is a smart way to get flagship Samsung quality in a compact, easy-to-hold phone. You get a bright 6.1-inch AMOLED display, fast Snapdragon performance, a strong triple camera system and premium build quality, but at a lower price than buying new.
At The Big Phone Store, your refurbished Samsung Galaxy S23 is tested, graded and dispatched in-house. It is SIM-free, unlocked for compatible UK networks, data-wiped, warranty-backed and covered by a 45-day returns process, giving you a safer alternative to buying a second hand Samsung Galaxy S23 privately.
Network: SIM-free and unlocked for compatible UK networks
Testing: 90+ point quality check before dispatch
Battery health: Minimum 85% as standard
Like New battery: 100% guaranteed battery health
Warranty: 12 months included
Returns: 45-day returns process
Delivery: Free UK delivery over £30, free fast delivery over £150
Preparation: Tested, graded, data-wiped and dispatched in-house
Yes. A reconditioned Samsung Galaxy S23 is worth it if you want a compact Samsung flagship with strong cameras, fast performance and a premium screen for less than buying new. It is safer than a typical used Samsung Galaxy S23 because it is tested, data-wiped, graded, warranty-backed and checked before dispatch.
A refurbished phone should feel like a confident upgrade, not a compromise. The Big Phone Store has specialised in refurbished, recycled and reused electronics since 1999, with in-house testing and UK-based support from real people.
Experience: Refurbishing electronics since 1999 - You buy from a long-standing specialist
Trust: 4.8 Trustpilot rating with 80,000+ reviews - You can see proof from real UK shoppers
Security: Data-wiped and history checked, including CheckMEND where relevant - Lower risk than a private sale
Quality: 90+ point quality check - Core features are tested before dispatch
Support: UK-based customer support - Help is available if you need it
Sustainability: WEEE-certified recycler - Your upgrade helps keep quality tech in use for longer
Stock: Website stock means it is actually in stock - No false availability
Device quality: OEM-quality parts or higher where parts are used - Repairs are handled to a proper standard
6.1-inch Dynamic AMOLED 2X display: Sharp, bright and easy to use one-handed, with a premium feel for browsing and video.
120Hz refresh rate: Smooth scrolling, cleaner movement and a faster feel across apps.
Snapdragon 8 Gen 2 for Galaxy: Strong flagship performance for daily apps, gaming, camera processing and multitasking.
8GB RAM: Keeps everyday app switching smooth and responsive.
50MP triple camera system: Wide, ultra-wide and telephoto cameras give you flexible photo options.
3x optical zoom: Useful for travel, pets, events and detail shots without moving closer.
12MP front camera: Clear selfies, video calls and social content.
3,900mAh battery: Built for typical daily use in a compact flagship body.
IP68 rating: Added dust and water resistance for normal everyday confidence.
A refurbished Samsung Galaxy S23 is professionally checked before sale. A typical used Samsung Galaxy S23 from a private seller may look cheaper, but it often comes with unknown battery health, unclear history and no practical warranty.
Professionally Refurbished | Typical Used Phone |
90+ point testing before dispatch | May only be briefly checked |
Minimum 85% battery health | Battery health may be unknown |
Professionally data-wiped | Data removal may not be complete |
12-month warranty included | Usually no warranty |
Clear cosmetic grade | Condition can be unclear |
Network and history checks completed | Hidden finance or network risk may remain |
Yes. Refurbished is usually safer because the phone is tested, graded, data-wiped and sold with a warranty and returns process. A private used Samsung Galaxy S23 may cost less upfront, but you often lose battery checks, support, history checks and a clear route back if the phone has a fault.
Every refurbished Samsung Galaxy S23 we sell is fully functional. The grade describes cosmetic condition, not performance.
Like New: Best for the cleanest look and 100% guaranteed battery health
Pristine: Best for excellent condition with very light signs of use
Very Good: Best for strong value with minor cosmetic marks
Good: Best for the lowest price if visible wear does not bother you
“The Galaxy S23 is a strong choice for buyers who want real flagship performance without a large phone. In testing, we pay close attention to battery behaviour, display response and camera consistency because those are the details compact-phone users notice every day.” - The Big Phone Store Refurbishment Team
Every refurbished Samsung Galaxy S23 comes with at least 85% battery health as standard. That means the battery is checked before dispatch, so the phone is ready for normal daily use.
Choose a Like New Samsung Galaxy S23 if you want 100% guaranteed battery health. This is a good option if you rely on your phone for maps, work calls, streaming, social media or long days away from a charger.
You will get at least 85% battery health as standard. If you choose a Like New refurbished Samsung Galaxy S23, you get 100% guaranteed battery health. Heavy users should consider Like New for the strongest battery option.
A cheap Samsung Galaxy S23 usually reflects condition grade, storage, colour or a current offer, not weak functionality. Each device is checked before dispatch so the phone feels ready to own, not just ready to sell.
Testing includes:
Battery health and charging
Display and touchscreen
Fingerprint and face recognition
Rear and front cameras
Speakers and microphones
Buttons and haptics
Wi-Fi, Bluetooth and mobile signal
USB-C port, sensors and core functions
Network and history checks: We complete checks, including CheckMEND where relevant, to reduce hidden-device risk.
Part-quality review: Where parts are used, we use OEM-quality parts or higher.
In-house control: Devices are tested, graded and dispatched by our own team, not passed through an unknown chain.
Specification | Samsung Galaxy S23 Detail | Benefit |
Display | 6.1-inch Dynamic AMOLED 2X | Premium screen in a compact size |
Resolution | 1080 x 2340 pixels | Clear text, photos and video |
Refresh rate | Up to 120Hz | Smooth scrolling and gaming |
Chip | Snapdragon 8 Gen 2 for Galaxy | Fast flagship performance |
Storage | 128GB, 256GB or 512GB, depending on stock | Options for apps, photos and downloads |
Rear camera | 50MP wide, 10MP telephoto, 12MP ultra-wide | Flexible shooting in more situations |
Video | Up to 8K recording | High-detail video capture |
Front camera | 12MP | Clear selfies and video calls |
Battery | 3,900mAh | Built for everyday compact flagship use |
Charging / port | USB-C | Simple modern charging |
Connectivity | 5G, Wi-Fi 6E, Bluetooth 5.3, NFC | Fast networks and easy payments |
Your order includes:
Refurbished Samsung Galaxy S23 handset
Charging cable
Sustainable packaging
SIM tool where applicable
A plug is only included if stated on the listing. This helps reduce unnecessary electronic waste, especially for buyers who already own a compatible charger.
Feature | Samsung Galaxy S23 | Samsung Galaxy S23 Plus |
Display | 6.1-inch AMOLED | 6.6-inch AMOLED |
Battery | 3,900mAh | 4,700mAh |
Storage | 128GB, 256GB or 512GB depending on stock | 256GB or 512GB |
Camera | 50MP triple camera | 50MP triple camera |
Feel | Smaller and easier one-handed | Bigger and more immersive |
Best for | Compact flagship use | Streaming, work, battery and bigger-screen comfort |
Choose the refurbished Samsung Galaxy S23 if you want a compact flagship that is easy to carry, easy to use one-handed and still fast enough for demanding daily use. Choose the Galaxy S23 Plus if you want a larger display and more battery capacity.
Benefit | Detail |
Warranty | 12-month warranty as standard |
Warranty upgrades | Upgrade to 2 years, 5 years or lifetime where available |
Returns | 45-day returns process |
Standard delivery | Free UK delivery over £30 |
Fast delivery | Free fast delivery over £150 |
Support | UK-based support from real people |
We value the opinions of all of our customers, and we're sure that you do too! If you're still unsure about buying the Galaxy S23 you want, take a look at the reviews our customers have left for us.
I just unboxed my Samsung Galaxy S23 and I'm loving it! The phone looks fantastic in Phantom Black and feels just like new. The 256GB storage is great for all my pics and apps. Plus, the team was super helpful when I had questions. Really worth the money!
Value for money
Overall performance
Phone condition
Battery
Delivery speed
Recycled packaging
Fantastic phone! The Samsung Galaxy S23 feels great in my hand and works smoothly. Looks brand new! Everyone complimented me on it. I found it easy to order from The Big Phone Store. They answered my questions quickly, and shipping was fast.
Value for money
Overall performance
Phone condition
Battery
Delivery speed
Recycled packaging
I bought a Galaxy S23 and it's amazing! Perfect upgrade from my old phone. It works fantastic and takes great photos. The sales team was super friendly and helped with your questions before buying. Overall, I'm really happy with this deal!
Value for money
Overall performance
Phone condition
Battery
Delivery speed
Recycled packaging
Yes. It is SIM-free and unlocked for compatible UK networks, so you can use your current SIM or choose a new network deal.
Yes. If it is shown as in stock on The Big Phone Store website, it is actually in stock and ready to order.
Yes. It has a 50MP triple rear camera system with wide, ultra-wide and telephoto lenses, making it strong for everyday photos, travel, video and social content.
Yes. The 6.1-inch design makes it easy to hold and carry compared with larger Plus and Ultra models, while still offering flagship Samsung performance.
Yes. The Galaxy S23 still gives you a premium AMOLED display, Snapdragon flagship performance, 5G, strong cameras and a compact design, especially when bought refurbished at a lower price.
Second hand usually means previously owned. Refurbished means the device has been tested, graded, cleaned, data-wiped and sold with warranty support.
Yes. Lower prices usually reflect grade, storage, colour or current offers. Functionality is still checked before dispatch.
Delivery depends on the option chosen at checkout. Free UK delivery is available over £30, with free fast delivery over £150.
