Samsung Galaxy S23 Ultra prices on UK networks' contracts

No upfront costs

We've compared contracts with no upfront costs for the Samsung Galaxy S23 Ultra being offered by each network this July, to find the best options across a range of data plans. These are the results:

Have a look at Three's 300GB deal below, for a small amount of data with nothing to pay up front:

Unlimited minutes + Unlimited texts +  300GB data (5G) =  £43 a month, £0 up front (24‑month contract)
See full deal

🛈 Monthly price will increase each April by the Consumer Price Index rate of inflation published in January + 3.9%

And last but not least, this deal from Three is a good shout if you want unlimited data with your Samsung Galaxy S23 Ultra that has nothing to pay up front too:

Unlimited minutes + Unlimited texts +  Unlimited data (5G) =  £44 a month, £0 up front (24‑month contract)
See full deal

🛈 Monthly price will increase each April by the Consumer Price Index rate of inflation published in January + 3.9%

Useful link: Compare all no upfront cost deals above

Unlimited data

We've searched through all the networks that offer unlimited data with their Galaxy S23 Ultra contracts this July. Below, we pick through the best-value option from each provider:

We'd say the strongest deal is Vodafone's £34 a month one here with £175 to pay up front:

Unlimited minutes + Unlimited texts +  Unlimited data (5G) =  £34 a month, £175 up front (24‑month contract)
See full deal

🛈 Monthly price + out of bundle charges will increase every April by the Consumer Price Index rate of inflation + 3.9%

Or for a next best alternative, take a look at Three's unlimited data deal below at £35 a month:

Unlimited minutes + Unlimited texts +  Unlimited data (5G) =  £35 a month, £169 up front (24‑month contract)
See full deal

🛈 Monthly price will increase each April by the Consumer Price Index rate of inflation published in January + 3.9%

While here's the best option on O2 to get the Samsung Galaxy S23 Ultra with unlimited data:

Unlimited minutes + Unlimited texts +  Unlimited data (5G) =  £48 a month, £149 up front (24‑month contract)
See full deal

🛈 Each April, your monthly subscription charge will increase by the RPI rate published in February of that year plus 3.9%

And bottom of the pile is giffgaff's unlimited data contract here, which comes in at £56.92 a month:

Unlimited minutes + Unlimited texts +  Always On data (5G) =  £56.92 a month, £50 up front (36‑month contract)
See full deal

🛈 giffgaff reserve the right to increase the cost of this phone's airtime plan annually with one month's notice

None of the other networks offer the Samsung Galaxy S23 Ultra with unlimited data. But there may be more combos of upfront cost, contract length and speed if you give our comparison tool further up the page a go.

Useful link: Compare all unlimited data deals above

giffgaff have 72 deals for the Galaxy S23 Ultra

From our most recent check, the Samsung Galaxy S23 Ultra is currently available in Green only on giffgaff. They only have it in one choice of memory: 512GB.

There's two choices of contract length for the Galaxy S23 Ultra on giffgaff: 36 or 24 months but it's only possible to get it directly with them - none of the re-sellers like Carphone Warehouse offer giffgaff deals for it.

giffgaff's best Samsung Galaxy S23 Ultra deals

✔ Best overall deal

This is the most competitive giffgaff plan for the Galaxy S23 Ultra, compared against other networks:

Unlimited minutes + Unlimited texts +  Always On data (5G) =  £56.92 a month, £50 up front (36‑month contract)
See full deal

🛈 giffgaff reserve the right to increase the cost of this phone's airtime plan annually with one month's notice

✔ Unlimited data

Our favourite unlimited data deal for the Samsung Galaxy S23 Ultra on giffgaff is the one above in the best overall deal section.

On a pay monthly deal, you're looking at prices between £37.75 - £83.92 per month on giffgaff, depending on the minutes, texts and data you want. And that's with £25 - £200 upfront costs.

Useful link: Compare all giffgaff's Galaxy S23 Ultra deals

O2's Galaxy S23 Ultra deals start from £17 a month

On O2, our latest search of all their deals found that the Samsung Galaxy S23 Ultra is available in Phantom Black, Cream and Green at the moment. Memory-wise, they've got the 256GB and 512GB versions.

You've got three contract length choices of 24, 36 or 12 months for the Galaxy S23 Ultra on O2 and you can get it on their network by joining direct or via the Mobile Phones Direct re-sellers.

O2's best Samsung Galaxy S23 Ultra deals

✔ Best overall deal

Here's the O2 deal we think is the best value at the moment for the Galaxy S23 Ultra:

Unlimited minutes + Unlimited texts +  Unlimited data (5G) =  £48 a month, £149 up front (24‑month contract)
See full deal

🛈 Each April, your monthly subscription charge will increase by the RPI rate published in February of that year plus 3.9%

✔ Unlimited data

O2's best unlimited data plan for the Samsung Galaxy S23 Ultra is the same as our overall favourite deal above.

Depending on the amount of minutes, texts and data you want in your deal, monthly costs on O2 range between £17 - £171.57 (with £29 - £699 upfront costs).

Useful link: Compare all O2's Galaxy S23 Ultra deals

Three offer 2112x Galaxy S23 Ultra deals starting from £13

Looking at their latest deals in July, if you want the Samsung Galaxy S23 Ultra from Three, they've currently got it in Phantom Black, Green, Cream and Lavender. And they've got it in the 256GB and 512GB memory versions.

Three offer the Galaxy S23 Ultra on 24 or 36‑month contracts and you have a choice of getting it on a contract directly from them or via the re-sellers Fonehouse, Metrofone, Mobile Phones Direct and Reward Mobile.

Three's best Samsung Galaxy S23 Ultra deals

✔ Best overall deal

The deal below is Three's current most competitive plan for the Galaxy S23 Ultra:

Unlimited minutes + Unlimited texts +  Unlimited data (5G) =  £36 a month, £149 up front (24‑month contract)
See full deal

🛈 Monthly price will increase each April by the Consumer Price Index rate of inflation published in January + 3.9%

✔ Unlimited data

If you want unlimited data with your Samsung Galaxy S23 Ultra, our top-pick on Three is the same as our overall best deal above.

The monthly costs on Three range between £13 - £78.97 according to the amount of minutes, texts and data you want. You're looking at paying £0 - £760 upfront too.

Useful link: Compare all Three's Galaxy S23 Ultra deals

Vodafone's Galaxy S23 Ultra deals start at £17 a month

Our latest search of their deals finds that Vodafone currently have the Samsung Galaxy S23 Ultra in Phantom Black, Green and Cream. And there's only a choice of one memory variant: 256GB.

The Galaxy S23 Ultra only comes on one length of contract with Vodafone (24 months) and you can only get it from the re-sellers Fonehouse, Metrofone and Mobile Phones Direct. You can't get it direct from Vodafone.

Vodafone's best Samsung Galaxy S23 Ultra deals

✔ Best overall deal

This is Vodafone's current most-competitive plan for the Galaxy S23 Ultra, from our most recent comparison:

Unlimited minutes + Unlimited texts +  Unlimited data (5G) =  £36 a month, £135 up front (24‑month contract)
See full deal

🛈 Monthly price + out of bundle charges will increase every April by the Consumer Price Index rate of inflation + 3.9%

✔ Unlimited data

The best Samsung Galaxy S23 Ultra plan with unlimited data from Vodafone is the same as the one we've chosen as their best overall deal above.

Price-wise, Vodafone have contracts priced ranging between £17 - £54 a month (with £19 - £679 upfront), depending on the minutes, texts and data you want.

Useful link: Compare all Vodafone's Galaxy S23 Ultra deals