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Best Three deals: Get unlimited data SIM-only deals, cheap phone contracts and bargain broadband

Max Figgett
6 May 2022
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We've rounded up the very best Three deals for you, allowing you to save on a phone, SIM-only contract and 4G or 5G home broadband

There are always plenty of eye-catching Three deals to pick from. Whether you want to keep your phone and sign up for big-data SIM-only plan, fancy treating yourself to a shiny, top-of-the-range handset or are after exceptionally straightforward broadband, Three's website has a bevy of bargains for you.

There are plenty of perks with Three. It offers the most 5G zones across the UK, which equals supercharged streaming, pixel-perfect gaming and uber-speedy downloads. Switching network providers, while keeping your number, has never been easier, and its unlimited data plans come with no caps or limits. Tempting, right?

To save you the trouble of sifting through the numerous deals, we’ve done the maths to bring you Three's magnificent May deals.

Get the Xiaomi 12 with unlimited data for £51/mth PLUS three free months of YouTube Premium

This is a stellar Three deal: the 256GB version of the four-star Xiaomi 12 with unlimited 5G data for £51/mth (£30 upfront) on a two-year contract. If that wasn't enough, you'll also get three free months of YouTube Premium. You can bundle the phone with unlimited data and a pair of Xiaomi Redmi Buds 3 Pro earbuds for £53/mth too.
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Get three months of YouTube Premium

The best phone contract Three deals

1. Samsung Galaxy S21 5G (128GB) with unlimited data for £27.50/mth for six months


We gave the Samsung Galaxy S21 5G five stars in our glowing review and now you can get it for less with this attention-grabbing Three deal. You get unlimited data for £27.50/mth for the first six months, which then rises to £55/mth. That saves you a massive £165 over the course of the 24-month contract. An upfront cost of £29 applies and you can bundle the phone with a range of extras, including headphones, smartwatches and screen protectors.

Buy now from Three


2. Oppo Find X3 Pro 5G (256GB) with unlimited data for £32/mth for six months


We almost ran out of superlatives to describe the five-star Find X3 Pro 5G and praised its silky-smooth 6.78in AMOLED screen, drop-dead gorgeous looks, brilliant quartet of cameras, speedy internals and fast charging. With this peach of a May deal, you're getting the 256GB version of the handset with unlimited data for just £32/mth for the first six months of a two-year contract. The monthly cost will then rise to £64, but you're still saving £192 over the 24 months. An upfront fee of £29 applies.

Buy now from Three


3. Apple iPhone 13 Pro (128GB) with unlimited data for £35.50/mth for six months PLUS £200 Mastercard when you switch


Phone contract deals don't get much better than this: 50% off the hugely impressive iPhone 13 Pro for the first six months of a two-year plan, reducing your monthly payment to just £35.50. The price will then rise to £71/mth, but you're still saving £213 over the course of the contract. As ever, the price includes unlimited texts and minutes, as well as the Go Roam Around the World international bundles, and the offer is for the 128GB model in a choice of four colours. An upfront cost of £69 applies, but you'll also get a gigantic £200 prepaid Mastercard if you're new to Three. 

Buy now from Three


4. Samsung Galaxy Z Flip3 5G (128GB) with 100GB of data for £46/mth


If you've been waiting for a decent foldable phone to become affordable, now is the time to make the jump. We gave the Samsung Galaxy Z Flip3 5G five stars in our glowing review, praising its sturdiness, lightning-fast performance and, most importantly, price. Three is giving you a chance to bag this Best Buy award-winning phone for £46/mth with 100GB of data on a two-year contract. An upfront cost of £30 applies.

Buy now from Three


5. Samsung Galaxy S22 (128GB) with 100GB of data for £52/mth PLUS 12 months of Disney+

Three has a delicious Samsung Galaxy S22 deal for you: the 128GB version of the handset in a choice of four colours with 100GB of data for £52/mth on a two-year plan. A free year of Disney+ (worth £96) sweetens an already sugary deal.

Buy now from Three


6. Apple iPhone 13 Pro Max (128GB) with 100GB of data for £67/mth PLUS three free months of Apple TV+ and a £200 Mastercard when you switch


“Bigger is better” was the conclusion of our iPhone 13 Pro Max review in which we praised the high-end handset's long battery, macro photography, screamingly fast performance and smooth 120Hz display. This deal nabs you the 128GB model in a choice of four colours, along with 100GB of data for £66/mth on a two-year contract. You'll also get three months of Apple TV+ and a £200 prepaid Mastercard if you're switching to Three. An upfront cost of £90 applies.

Buy now from Three


The best SIM-only Three deals

1. Unlimited data for £10.50/mth for six months PLUS £100 Mastercard when you switch

Big data user? Sign up to Three's 24-month unlimited SIM-only tariff to get the first six months for half price. That works out at just £10.50/mth and then £21/mth from the seventh month. That buys you unlimited texts and minutes, 5G internet at no extra cost, a personal hotspot and Go Roam Around the World. Even better, you'll get a £100 prepaid Mastercard if you're new to Three.

Buy now from Three


2. 100GB of data for £16/mth

There are no price rises with this deal, though: you get a massive 100GB of data, unlimited texts and minutes, a personal hotspot and Go Roam Around the World for £16/mth on a two-year plan.

Buy now from Three


3. 12GB of data for £6/mth for six months

If you're a much more modest data consumer and only occasionally stream or play games, this deal gets you 12GB for £6/mth for the first six months of a two-year plan, before rising to £12. As ever, you're getting unlimited minutes and texts, as well as a personal hotspot and Go Roam Around the World.

Buy now from Three


The best broadband Three deals

1. 4G Hub with unlimited data for £10/mth for six months

Three is offering a mouth-watering home broadband deal this May: unlimited 4G data for just £10/mth for the first six months of a two-year plan. The price will then rise to £20/mth for the remainder of the contract, but the firm promises average download speeds of between 50Mbits/sec and 100Mbits/sec, making this a real steal. There's no need to wait for an engineer or for the company to connect you, either – simply plug in the 4G Hub to start browsing.

Buy now from Three


2. 5G Hub with unlimited data for £11/mth for six months

If you live in an area that's covered by 5G, you can get scintillating speeds via Three's 5G Hub for just £11/mth for the first six months of a 24-month plan, with the price rising to £22/mth for the remaining 18 months. The company has the largest 5G network of all of the major mobile providers and delivers an average 5G download speed of 104Mbits/sec, according to Opensignal. As with the 4G Hub above, getting set up couldn't be easier: simply plug in the 5G Hub wherever you want and begin surfing, gaming, streaming or working.

Buy now from Three


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