iPhone 18 Pro Max 256GB Silver
100GBof 5G data
100 GBof 5G data
£29.99a month
£639.00 upfrontEffective £56.61/moBuy nowat iD Mobile
at iD MobileDeal details
Apple iPhone 18 Pro Max deals
iPhone 18 Pro Max deals (490)
490 deals · from 5 retailers · Updated 5h ago
Deals not available as upgrades for existing customers
24 month contract
£1358.76 total cost
iPhone 18 Pro Max 256GB Silver
100GBof 5G data
100 GBof 5G data
£44.99a month
£289.00 upfrontEffective £57.03/moBuy nowat iD Mobile
at iD MobileDeal details
iPhone 18 Pro Max 256GB Silver
400GBof 5G data
400 GBof 5G data
£29.99a month
£659.00 upfrontEffective £57.45/moBuy nowat iD Mobile
at iD MobileDeal details
iPhone 18 Pro Max 256GB Silver
400GBof 5G data
400 GBof 5G data
£44.99a month
£309.00 upfrontEffective £57.87/moBuy nowat iD Mobile
at iD MobileDeal details
iPhone 18 Pro Max 256GB Glacier
10GBof 5G data
10 GBof 5G data
£56.79a month
£29.00 upfrontEffective £58.00/moBuy nowat Mozillion
at MozillionDeal details
iPhone 18 Pro Max 256GB Black
10GBof 5G data
10 GBof 5G data
£45.54a month
£299.00 upfrontEffective £58.00/moBuy nowat Mozillion
at MozillionDeal details
iPhone 18 Pro Max 256GB Silver
10GBof 5G data
10 GBof 5G data
£51.79a month
£149.00 upfrontEffective £58.00/moBuy nowat Mozillion
at MozillionDeal details
iPhone 18 Pro Max 256GB Burgundy
10GBof 5G data
10 GBof 5G data
£49.71a month
£199.00 upfrontEffective £58.00/moBuy nowat Mozillion
at MozillionDeal details
iPhone 18 Pro Max 256GB Black
10GBof 5G data
10 GBof 5G data
£55.96a month
£49.00 upfrontEffective £58.00/moBuy nowat Mozillion
at MozillionDeal details
iPhone 18 Pro Max 256GB Black
10GBof 5G data
10 GBof 5G data
£47.63a month
£249.00 upfrontEffective £58.01/moBuy nowat Mozillion
at MozillionDeal details
iPhone 18 Pro Max 256GB Silver
10GBof 5G data
10 GBof 5G data
£53.88a month
£99.00 upfrontEffective £58.01/moBuy nowat Mozillion
at MozillionDeal details
iPhone 18 Pro Max 256GB Silver
500GBof 5G data
500 GBof 5G data
£29.99a month
£679.00 upfrontEffective £58.28/moBuy nowat iD Mobile
at iD MobileDeal details
iPhone 18 Pro Max 256GB Silver
500GBof 5G data
500 GBof 5G data
£44.99a month
£329.00 upfrontEffective £58.70/moBuy nowat iD Mobile
at iD MobileDeal details
iPhone 18 Pro Max 256GB Burgundy
100GBof 5G data
100 GBof 5G data
£50.99a month
£199.00 upfrontEffective £59.28/moBuy nowat iD Mobile
at iD MobileDeal details
iPhone 18 Pro Max 256GB Silver
Unlimited5G data
Unlimited5G data
£29.99a month
£719.00 upfrontEffective £59.95/mo- Unlimited data
Buy nowat iD Mobile
at iD MobileDeal details
iPhone 18 Pro Max 256GB Glacier
100GBof 5G data
100 GBof 5G data
£54.99a month
£125.00 upfrontEffective £60.20/moBuy nowat iD Mobile
at iD MobileDeal details
iPhone 18 Pro Max 256GB Silver
100GBof 5G data
100 GBof 5G data
£56.99a month
£79.00 upfrontEffective £60.28/moBuy nowat iD Mobile
at iD MobileDeal details
iPhone 18 Pro Max 256GB Silver
400GBof 5G data
400 GBof 5G data
£51.99a month
£199.00 upfrontEffective £60.28/moBuy nowat iD Mobile
at iD MobileDeal details
iPhone 18 Pro Max 256GB Silver
Unlimited5G data
Unlimited5G data
£44.99a month
£369.00 upfrontEffective £60.37/mo- Unlimited data
Buy nowat iD Mobile
at iD MobileDeal details
iPhone 18 Pro Max 256GB Glacier
100GBof 5G data
100 GBof 5G data
£58.99a month
£45.00 upfrontEffective £60.87/moBuy nowat iD Mobile
at iD MobileDeal details
iPhone 18 Pro Max 256GB Glacier
400GBof 5G data
400 GBof 5G data
£55.99a month
£125.00 upfrontEffective £61.20/moBuy nowat iD Mobile
at iD MobileDeal details
iPhone 18 Pro Max 256GB Burgundy
500GBof 5G data
500 GBof 5G data
£52.99a month
£199.00 upfrontEffective £61.28/moBuy nowat iD Mobile
at iD MobileDeal details
iPhone 18 Pro Max 256GB Silver
400GBof 5G data
400 GBof 5G data
£57.99a month
£79.00 upfrontEffective £61.28/moBuy nowat iD Mobile
at iD MobileDeal details
iPhone 18 Pro Max 256GB Black
30GBof 5G data
30 GBof 5G data
£59.54a month
£49.00 upfrontEffective £61.58/moBuy nowat Mozillion
at MozillionDeal details
Showing 24 of 490 deals
The iPhone 18 Pro Max is the largest model in Apple's 2026 pro line-up, and it is on sale now in the UK. It is also the only iPhone offered with 2TB of storage, which makes it the most expensive contract decision Apple sells, and the one where getting the total cost wrong hurts most. The table above compares live UK network and retailer contracts, sorted by what you actually pay across the full term.
iPhone 18 Pro Max: What Is on Sale
The configurations you can order, and how the live deals above are put together. Prices stay in the table, where they are refreshed through the day.
1
On sale since pre-orders opened on 12 September 2026
Apple, the networks and the big retailers opened ordering at the same time, and live contracts are now in the table above. The Pro Max is typically the model whose popular configurations carry the longest despatch dates.
2
Four storage tiers, up to 2TB
256GB, 512GB, 1TB and 2TB. The 2TB tier is exclusive to the Pro Max — the smaller iPhone 18 Pro stops at 1TB. On a contract that top tier is the single biggest swing in total cost anywhere in the iPhone range.
3
The same four finishes as the Pro
Burgundy, Black, Glacier and Silver. Finish and storage are ordered together, so the combination you want matters more than either choice on its own while stock is tight.
4
Prices live in the table, not in this copy
Network tariffs move through the day. Rather than write a monthly figure into a paragraph that goes stale, the table above shows each merchant's current monthly cost, upfront fee and total.
5
Specifications: check Apple's page
We do not write screen size, chip, camera or battery claims into this page until our editors have verified them. Apple's own product page is the authoritative source for the iPhone 18 Pro Max's technical specifications.
6
The table updates itself
The deal table at the top of this page is fed by live network and retailer feeds and refreshed through the day. New iPhone 18 Pro Max tariffs appear there as merchants publish them, without anyone adding them by hand.
iPhone 18 Pro or iPhone 18 Pro Max?
Two differences between the two Pro models for 2026 are clear-cut: the Pro Max is the larger handset, and it is the only one offered with 2TB of storage. For dimensions, weight, battery capacity and any camera differences, check Apple's side-by-side comparison rather than relying on a summary.
That leaves a cleaner decision than usual. If you want the biggest screen Apple sells, or you genuinely need more than 1TB, the Pro Max is the only model that does it. If neither applies, the smaller Pro is the same generation of handset in a size more people find comfortable one-handed, and it will almost certainly cost less on every equivalent tariff.
In each recent generation Apple has priced the larger Pro above the smaller one at matching storage tiers, and networks pass that difference through to monthly payments. Compare the two hubs on the same network, data allowance and storage tier to see the real gap today, rather than assuming the two models land in the same budget.
The 2TB Question: Pro Max Storage Tiers
Storage cannot be changed after purchase, and on a contract it is not a one-off payment — it is built into every month you pay. This table is about the consequence of each tier, not about the specification.
← Swipe to see all columns →
Every iPhone 18 Pro Max price on this page is in the table above, taken from each merchant's own feed and refreshed through the day. We do not repeat figures in the copy because they change, and at this end of the range a small difference is tens of pounds a year. Check the deal is still at the listed price on the merchant's page before you order.
Working Out What an iPhone 18 Pro Max Contract Really Costs
The Pro Max is where the gap between the headline monthly price and the real cost of a contract is widest. Six pieces of arithmetic decide whether you have found a good deal or an expensive one.
1
Total cost is the only fair comparison
Monthly payment multiplied by the number of months, plus the upfront fee. That single number is how the table above is sorted, and it is the only way to rank two tariffs that split the cost differently. A £4-a-month saving that comes with £200 more upfront is not a saving.
2
The upfront fee is a lever, not a fixed cost
Most networks sell the same handset across a ladder of upfront fees. Paying more at the start almost always lowers the total. If you can cover a larger upfront payment, compare the whole ladder rather than only the zero-upfront rung.
3
36 months lowers the monthly and raises the commitment
Longer terms make an expensive handset look affordable. They also mean a third year on a phone that will be two generations old, and a third year of annual price rises. Work out both the monthly and the total before the longer term tempts you.
4
Add the annual rise to the total before comparing
Most large UK networks raise bills once a year. New contracts must state that increase in pounds and pence under Ofcom rules, so the figure is in the terms — multiply it by the years remaining and add it in. Networks that do not raise mid-contract often win on total cost even when their monthly looks higher.
5
The storage premium is charged every month
Moving from 512GB to 2TB does not add a one-off sum to a contract; it adds to every payment for 24 or 36 months. Multiply the monthly difference by the term before you size up — that is the number to judge, not the few pounds shown on the tariff page.
6
Insurance and excess belong in the maths
The most expensive handset in the range is also the most expensive to replace, and network insurance is sold hard at the point of order. Check the monthly premium, check the claim excess, and check whether your home insurance or packaged bank account already covers it. Either way, put the real figure in your total.
Stock, Despatch and Delivery
None of the below is a commitment from Apple or any network. It is the pattern the top model follows after every launch, and it is worth knowing before you order.
1
The Pro Max usually carries the longest despatch waits in the range, and the top storage tiers are the hardest to get.
2
Despatch dates are shown per configuration, not per handset. Changing colour or storage can move your delivery by weeks in either direction.
3
Network stock and Apple stock are separate pools. A configuration on a long wait at one retailer may be available sooner at another.
4
Cancelling and reordering to change a configuration puts you at the back of the queue. Decide storage and finish before ordering, not during.
5
If a quick delivery does not matter to you, waiting a few more weeks usually means better stock and better value.
Contract or SIM-Free? The Pro Max Version of the Question
On the most expensive handset in the range the gap between the two routes is at its widest, so it is worth deciding deliberately rather than by default.
Pros
A contract spreads the cost of an expensive handset
One predictable monthly payment instead of a four-figure bill on day one, which is the whole reason most Pro Max buyers take this route.
Credit on the handset is normally interest-free
UK device plans are usually interest-free, so spreading the cost does not in itself mean paying more for the handset.
Trade-in credit is easy to apply at the point of order
Networks and retailers take your old handset against the upfront cost in the same checkout, which is simpler than selling privately.
Bundled extras are concentrated at the top of the range
Where networks offer subscriptions, accessories or early-upgrade rights, the flagship tariffs are where they show up first.
Cons
You are tied in for 24 or 36 months
Leaving early means settling the remaining device payments, and the longer the term the larger that figure.
Annual in-contract price rises usually apply
Buying SIM-free and pairing a rolling SIM-only plan keeps you out of that mechanism entirely.
You cannot sell the handset mid-term
On a contract the handset is not yours to sell until the device plan is settled. Outright ownership is the only route that keeps that option open.
The bill does not always drop once the handset is paid off
On bundled contracts it often carries on at the same rate. Split device-plan contracts are clearer about this — check which one you are signing.
Pros
Cons
A contract spreads the cost of an expensive handset
One predictable monthly payment instead of a four-figure bill on day one, which is the whole reason most Pro Max buyers take this route.
You are tied in for 24 or 36 months
Leaving early means settling the remaining device payments, and the longer the term the larger that figure.
Credit on the handset is normally interest-free
UK device plans are usually interest-free, so spreading the cost does not in itself mean paying more for the handset.
Annual in-contract price rises usually apply
Buying SIM-free and pairing a rolling SIM-only plan keeps you out of that mechanism entirely.
Trade-in credit is easy to apply at the point of order
Networks and retailers take your old handset against the upfront cost in the same checkout, which is simpler than selling privately.
You cannot sell the handset mid-term
On a contract the handset is not yours to sell until the device plan is settled. Outright ownership is the only route that keeps that option open.
Bundled extras are concentrated at the top of the range
Where networks offer subscriptions, accessories or early-upgrade rights, the flagship tariffs are where they show up first.
The bill does not always drop once the handset is paid off
On bundled contracts it often carries on at the same rate. Split device-plan contracts are clearer about this — check which one you are signing.
Reviews: Reading the Early Verdicts
We do not carry a star rating for the iPhone 18 Pro Max. Independent reviews are now appearing, but they are based on weeks of use rather than months, and any rating that pre-dates the handset's release was either carried over from an older model or invented.
Early reviews are good at the things you notice on day one: the screen, the cameras in good light, how the handset feels. They are weaker on what matters across a 24- or 36-month contract, such as battery health after a year, heat under sustained load and camera behaviour in poor light. If those would change your mind, read more than one review before signing.
Ordering online keeps your statutory cooling-off period, which gives you a route back if the handset is not what you expected. Ordering with no exit plan is the one approach we would not recommend.
Five Things to Settle Before You Order
On the most expensive iPhone in the range, a few minutes of preparation saves real money. Settle these before you click through to a deal.
1Step
Know where your current contract stands
Find out what is left to pay and what leaving early would cost.
2Step
Decide storage and finish in advance
These are the two choices that cannot be changed without cancelling and reordering.
3Step
Set a total-cost ceiling, not a monthly one
Work out the most you are willing to pay across the whole term, then shop to that.
4Step
Get your trade-in details together
Trade-in values are at their best around launch and drop through the autumn.
5Step
Check the tariff, not just the handset
The airtime half of the deal is where most of the avoidable cost sits.
How the Deal Table Works
Live iPhone 18 Pro Max contracts from the networks and retailers we carry, refreshed through the day, with the upfront fee shown alongside the monthly payment rather than buried in the terms.
Filters for network, data allowance, upfront cost and contract length, and sorting by total contract cost so the cheapest deal across the full term comes first, not the one with the lowest headline monthly figure.
Deals are listed as merchants publish them. Confirm the final price and despatch date on the merchant's page before you order, because tariffs can change between feed refreshes.
Compare iPhone 18 Pro Max Deals on Switch
Live iPhone 18 Pro Max contracts from UK networks and retailers are in the table above, sorted by total contract cost across the full term so an expensive handset is at least compared honestly. If last year's Max would do the job, the iPhone 17 Pro Max listings are live too and usually cheaper.
Free AI deals helper
Meet Squid AI, your free deals agent
Tell Squid AI your budget and it searches every iPhone 18 Pro Max deal for you.
No sign-up · answers in seconds
- Save moneyFinds the lowest total cost, not just the monthly price.
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- Cheapest deal, any networkCompares live prices across networks and retailers.
FAQs
Can I buy the iPhone 18 Pro Max in the UK now?
Yes. Pre-orders opened at 1pm on Saturday 12 September 2026, at the same time as the iPhone 18 Pro, and UK networks and retailers now sell it on contract. Despatch dates vary by colour and storage, so check the date on the merchant's page before you order.
How much storage does the iPhone 18 Pro Max come with?
What is the difference between the iPhone 18 Pro and the iPhone 18 Pro Max?
How much does the iPhone 18 Pro Max cost per month?
Is the iPhone 18 Pro Max more expensive than the iPhone 18 Pro?
Are there any iPhone 18 Pro Max reviews yet?
Can I return an iPhone 18 Pro Max if I change my mind?
Should I take network insurance on an iPhone 18 Pro Max?
Compare deals by network
We make finding a new iPhone 16 pay monthly deal easy by presenting offers from all the major UK networks, including O2, Three, Vodafone, Sky Mobile, Tesco Mobile, Talkmobile, and iD Mobile, on clear, easy-to-compare deal tables.
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