Sell my Samsung Galaxy S23, S23+, S23 Ultra

Get a great price, a 5-star service, free delivery, and same day payment when you sell your Samsung Galaxy S23 device today. It only takes 30 seconds to get a no-obligation quote and you could make £££'s! Choose your model below to get started.


How do I sell my Samsung Galaxy S23?


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Choose your Galaxy S23 from above or use our handy search to find your model. Provide a few details about the storage, network and condition of your Samsung.

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Complete your sale and package your Galaxy S23 carefully. We suggest you use bubble wrap to add that extra layer of protection during transit.

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Send your Galaxy S23 back to us. Either take your packaged device to the Post Office or arrange a Royal Mail home collection.

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Once we've received and tested your Samsung Galaxy S23, we'll process your payment and it should be with you the same day.


Why sell my Galaxy S23 with Tech Octopus?


Samsung Galaxy S3 mobiles in various colours

We've got over 10 years experience buying and selling old and unused mobile phones. You can get a great price for your Galaxy S23 and get paid quickly into your Bank or PayPal account.

We offer a free delivery service and it's 100% risk-free. Once we've assessed and valued your mobile, If you're not happy with the price you receive, we'll return it back to you free of charge.

We're on a mission to change the world by stopping phones from ending up in landfill, but we'll even go that extra step further. For every device that we purchase, we'll plant a tree on your behalf. Working in partnership with More Trees, we want to make a real difference to the planet. Get a great price for your Galaxy S23 and feel great for doing it too!


Checklist for selling your Galaxy S23


  • Backup your Galaxy S23 data - Please ensure that you backup any data and images to the cloud.
  • Remove any associated Samsung account - Make sure you remove your account from Samsung. Find out how.
  • Factory Reset your Galaxy S23 - Before packaging your Samsung phone, please factory reset your device.
  • Remove accessories - Make sure any cases, screen protectors, Sim cards and memory cards are removed from your Galaxy S23
  • Clean your Galaxy S23 - Before sending your smartphone back, please give it a good clean.

Questions about your Galaxy S23 trade in 


Why should I sell my Galaxy S23 with Tech Octopus?


There's a number of reasons why you should sell your Galaxy mobile with The Tech Octopus:

  • We offer a great price, whether you're selling a perfect condition or even a faulty device, we'll offer you a very competitive value.
  • It's 100% FREE! Shipping your Samsung phone to us is free with our pre-paid postage labels, and if you're not happy with our valuation, we'll return your device for free.
  • Customers love us - Read our website reviews to see what customers have to say about selling with us.
  • We care about the environment and the circular economy. For every mobile we purchase, we'll plant a tree in your name.
  • You'll be paid quickly. We aim to pay you on the same day we receive your Samsung device..
  • 14-day price guarantee on every quote.
  • We use trusted diagnostic software to assess the condition and functionality of your S23. Find out more about our testing process.
  • We provide a Certified Data Wipe so you can be assured that your data is fully removed.

What should I do before sending my Galaxy S23 back?


Before you trade-in and return your phone, follow these simple steps below to ensure a fast and simple experience:


  1. Unpair any accessories that may be connected to your Galaxy, such as headphones and watches
  2. Backup any data and images to the cloud or a personal computer
  3. Sign out of your Samgung account. Find out how
  4. Erase all of your content and settings - Don't worry if you forget to do this as we'll wipe your device on arrival
  5. Remove any SIM cards and accessories such as cases and screen protectors
  6. Give your S23 a clean to make sure there's no dirt that could affect our conditional checks

Do you buy broken or damaged Galaxy S23 phones?


You might be surprised to hear that even if your Galaxy S23 is damaged or faulty, we can still offer you a great price. Lots of people don't want to go through the process of repairing a screen when it's been smashed or through the hassle of a repair when their device develops some sort of technical issue. We'll buy your Galaxy S23 in most conditions. Whether this is brand new, fully working or faulty. Simply get a quote today and choose 'Faulty' and you'll receive an instant quote for your smartphone.

Find out more about selling your damaged Phone.


How much can I get for my Samsung Galaxy S23?


We strive to offer competitive prices on the Galaxy S23 range along with excellent service. Why not see how much you could get by selling today.

Sell my Galaxy S23

Sell my Galaxy S23+

Sell my Galaxy S23 Ultra