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mendmyi
Sell your Galaxy S23 Ultra to mendmyi, paid the same day

Sell Your Galaxy S23 Ultra

2023 · S918B, SC-52D, SCG20, SM-S9180, SM-S918B, SM-S918N, SM-S918Q, SM-S918U, SM-S918U1, SM-S918W

We pay up to £317, paid the same day.

The condition of your Galaxy S23 Ultra sets the quote, and a cracked screen or a worn battery both count, separately or together. Choose the accurate storage size and condition when you ask, and the figure you see is the figure we pay. You can have it collected, hand it in at the Haverhill shop, or post it, and the payment is the same.

Storage
Condition
Confirm your device matches - tick all that apply:

Not sure whether a part is original? How to check a refurbished phone

Before you sell

We cannot buy a device that is still under contract or on finance, because until it is paid off you are not yet its legal owner. We also cannot buy a device that is part of an ongoing insurance claim, or that has been reported lost or stolen.

We record the name and address of everyone we buy from, and check them against photo ID and proof of address. HMRC requires it: buying from a private seller, we have to raise the purchase invoice ourselves and it must carry your details. Bring the documents into the shop and show us, or send a photo if the device is reaching us another way.

GOV.UK: VAT margin schemes, section 6.2
We'll pay youCalculating your price

Choose a storage size for a price

★★★★★ 4.9 from 767 reviews

Combined rating across Google, Trustpilot and Facebook reviews.

Paid the same day

Bank transfer as soon as your device is checked, or store credit towards an upgrade or downgrade.

Price held 14 days

Once we send your offer it will not drop, so you have time to decide.

We repair, so faulty still pays

Cracked screen or worn battery is a job on our bench, not a write-off.

Not the Galaxy S23 Ultra storage or condition you were looking for?

We buy a lot more than we list here. Older iPhones, Samsung and Pixel handsets, iPads, Apple Watches, MacBooks and games consoles all get a real offer, and a cracked or faulty device is still worth something to us because we repair them in house. Tell us what you have and we will come back with a firm price.

No obligation, and nothing to pay. We will not give you a number we cannot honour, so if we need to see it first we will say so.

Three steps

How selling your Galaxy S23 Ultra works

No haggling, no waiting on a callback, and no offer that quietly drops when you arrive.

Get your price

Pick your Galaxy S23 Ultra storage and condition above and the price we pay appears straight away, no waiting for a callback.

Get it to us, three ways

Walk into the shop, book a free collection from your door within 5 miles, or post it free from anywhere in mainland UK.

Paid the same day

Accept the offer and you are paid there and then, by bank transfer, or store credit towards an upgrade or downgrade.

How selling your phone works, start to finish →

Your price

What your Galaxy S23 Ultra is worth depends on

Storage

Bigger storage means a better price. Tell the finder above which Galaxy S23 Ultra you have and it prices that exact variant.

The storage size affects the figure, so check whether the phone has 128GB, 256GB, 512GB or 1024GB before asking for a quote. Quote figures are linked to the capacity you select.

Screen condition

A cracked screen does not drop you to a faulty price. You keep the condition the phone is otherwise in and we simply take off what the glass costs us to replace, because we replace them ourselves.

Cracked screens and worn batteries are both accepted when you sell a Galaxy S23 Ultra, including when they appear together. Select the combined condition at quote stage and the amount shown is based on it.

Body and connector

Dents, scuffs and cracks to the casing are graded as part of the overall condition. A cracked back or a bent frame lowers the offer but rarely rules a device out.

You can have the Galaxy S23 Ultra collected free of charge, hand it in at our Haverhill shop, or post it to us. The payment is identical whichever of the three routes you choose.

Photo ID and proof of address are needed for every purchase, with no exceptions. Once those checks are complete, payment goes out on the same day regardless of whether you visited the shop or sent the phone by post.

Repair is a real alternative because mendmyi repairs devices as well as buying them, so you are free to weigh up what suits the Galaxy S23 Ultra. If you do sell, the offer we confirm after inspection is held for 14 days while you decide.

Battery health

We check battery condition ourselves on the bench rather than asking you to self-report a figure online, since there is no single on-device reading we can rely on for every brand. A genuinely worn cell comes off at what a real replacement costs us, worked out once we have the Galaxy S23 Ultra in front of us.

Whether it powers on

A device that boots and passes our checks is worth more than one that does not, but a dead handset is still worth telling us about rather than binning.

iCloud or Google account lock

We can only buy your Galaxy S23 Ultra once it is signed out of your Google account, which is what clears Factory Reset Protection.

Sign out of your Google account and remove the screen lock, PIN, password and biometrics before the phone leaves you. A Galaxy S23 Ultra still tied to your account cannot be processed until this is cleared, so doing it first avoids a delay.

Original parts matter to the price: an aftermarket screen, battery or camera fitted by someone else changes what we can pay. If you are not sure what is in your Galaxy S23 Ultra, our guide on how to check a refurbished phone walks through what to look for.

Five minutes

Before you sell: five minutes that protect you

Do these before you hand the device over and the sale goes through without a hitch.

  • 1.Back up what you want to keep

    Photos, contacts and anything else you would not want to lose. If an upgrade is replacing it, here is our guide to moving everything to your new phone.

  • 2.Sign out of iCloud or your Google account

    Turn off Find My before you hand over the Galaxy S23 Ultra. A device still signed in cannot be bought from you.

  • 3.Take out the SIM and any memory card

    These are yours to keep and are not part of the sale.

  • 4.Note down the IMEI

    Dial *#06# or check Settings to find it, in case you want a record for your own files.

Want the full walkthrough? Read our guide on how to wipe your phone before selling.

No surprises

Ownership, ID and your data

Three things worth knowing before you sell anything to anyone, not just to us.

The device has to be yours to sell

We cannot buy a device that is still under contract or on finance, because until it is paid off you are not yet its legal owner. We also cannot buy a device that is part of an ongoing insurance claim, or that has been reported lost or stolen.

"This device is not under contract or finance, is not part of an insurance claim, and has not been reported lost or stolen - I own it outright."

We record name, address and ID on every purchase

We record the name and address of everyone we buy from, and check them against photo ID and proof of address. HMRC requires it: buying from a private seller, we have to raise the purchase invoice ourselves and it must carry your details. Bring the documents into the shop and show us, or send a photo if the device is reaching us another way.

It protects you as much as us: the purchase can always be traced back to a genuine sale rather than an anonymous one. A photocard driving licence showing your current address covers both documents on its own.

GOV.UK: VAT margin schemes, section 6.2

Your data is wiped at our shop

Once your device is checked in, it is fully wiped and factory reset at our shop before it goes anywhere else. Nothing of yours is left behind on it.

Locked in

Your price is held for 14 days

Once we send you an offer for your Galaxy S23 Ultra, it is held for 14 days. That gives you time to compare us against the online recyclers before deciding, without the price moving under you.

What Our Customers Say

Rated 5★ across multiple platforms

Dean
“Excellent Service – Data Fully Recovered!<br>I’m genuinely impressed with the service I received. My phone suffered water damage and completely stopped displaying anything, so I thought my data was gone for good. Thankfully, the team managed to recover everything — photos, contacts, messages, the lot.<br><br>They were professional, quick, and kept me updated throughout the process. What felt like a disaster turned into a huge relief thanks to their skill and care. If you’re dealing with a water‑damaged device and worried about your data, I can honestly say you’re in safe hands here.<br><br>Highly recommended.”
Google
Jacqueline
“Excellent service as always very polite and friendly staff first class 👍 ”
Trustpilot
john
“Nothing is too hard in the store, a very helpful and knowledgeable young man”
Google
Emily
“Such an easy and convenient purchase. Helpful and informative staff. Kept me informed and flexible with collection. Really pleased with my purchase and so glad not to have to traipse into a city!”
Trustpilot
Dean
“Excellent service start to finish, would recommend to anyone, done on the same day i took it in, and a quality job too !!”
Google
Karen
“Popped in for help with an iPhone. Service was great, helpful, polite and friendly. They sorted the issue. Great service. Would definitely recommend 👌”
Google
Julie
“Fin was very friendly, knowledgeable and took time to explain matters around the phone. Professional. Great service. Thoroughly recommend.”
Google
John
“Did a great job with my iphone12 brought it back from the brink of death. Really recommend these top service very good experience.”
Facebook

Selling your Galaxy S23 Ultra

Can I bring my Galaxy S23 Ultra to the Haverhill shop instead of sending it by post?

Yes, you can hand it in at the Haverhill shop counter, book a free collection, or post it to us. The amount you are paid for the phone is identical whichever method you choose.

What do you need before you pay me for my Galaxy S23 Ultra, and when does the money go out?

Photo ID and proof of address are required on every purchase, with no exceptions. Once those are confirmed, payment is sent the same day regardless of how the phone reached us.

Should I repair my Galaxy S23 Ultra rather than selling it?

There is a genuine choice here, because mendmyi repairs devices as well as buying them. You can weigh up what the phone needs and whether you want to keep it or let it go, and we are not steering you towards either.

Once you have checked my Galaxy S23 Ultra, how long is the quote held?

After we inspect the device and confirm the offer, that figure is held for 14 days. You can take that time to decide before the quote expires.

Is the amount I am quoted for my Galaxy S23 Ultra negotiable after you see it?

No, the quote shown is the amount paid once we verify the condition and storage. It is not an opening position and there is no negotiation after arrival.

Does a cracked screen and a worn battery stop you from buying my Galaxy S23 Ultra?

No, we would still buy it with both a cracked screen and a worn battery. Choose that combined condition when you request a quote and the figure reflects both issues.

More ways to sell

Not in Haverhill?

We collect free from towns across the area, or send a tracked postage label.