Macworld

Do you really need an Apple Watch with cellular? Apple’s GPS + Cellular models let you make calls, send messages, stream music and use online services when your iPhone isn’t nearby, but you’ll pay more for the Watch and usually need an additional cellular plan.

For many Apple Watch owners, the standard GPS model is all they need because their iPhone is rarely far away. But cellular can make a big difference if you regularly run, work out, walk the dog or go out without your phone, or if you want an Apple Watch for a child or family member who doesn’t have an iPhone.

Apple’s current lineup consists of the Apple Watch Series 12, Apple Watch Ultra 4 and Apple Watch SE 3. The Series 12 and SE 3 are available in GPS and GPS + Cellular versions, while every Apple Watch Ultra 4 includes cellular connectivity.

So is a cellular Apple Watch worth paying extra for? Here’s what you get, what you don’t, and who should choose each version.

Apple Watch GPS vs GPS + Cellular – At a glance FeatureGPS Apple WatchGPS + Cellular Apple WatchGPS workout tracking without iPhoneYesYesApple Pay without iPhoneYesYesDownloaded music and podcasts without iPhoneYesYesCalls and messages with iPhone nearbyYesYesCalls and messages without iPhoneOver Wi-FiYes, with Wi-Fi or an active cellular planStream music without iPhoneWi-Fi requiredYes, with Wi-Fi or cellularReceive internet-based notifications away from iPhoneWi-Fi requiredYes, with Wi-Fi or cellularEmergency calling away from iPhoneRequires Wi-Fi or another supported connectionCellular provides an additional connectionApple Watch For Your KidsNoYesAdditional hardware costNoYesMonthly cellular feeNoUsuallyPotential battery impact from cellular useNo cellular radio useYes, particularly during extended direct cellular use Apple Watch GPS vs GPS + Cellular: What’s the difference?

The biggest difference is simple: a GPS + Cellular Apple Watch can connect directly to a mobile network when your iPhone isn’t with you and Wi-Fi isn’t available.

A GPS-only Apple Watch doesn’t need your iPhone to use GPS. Both versions can record workouts and collect GPS data when you’re running, cycling or walking without your phone, and the information syncs with your iPhone when the devices reconnect.

A GPS Apple Watch can also use Apple Pay, monitor your health and play downloaded music, podcasts and audiobooks without an iPhone or internet connection. If it connects to a compatible Wi-Fi network, it can also use many internet-based features while your iPhone is out of range.

The extra cellular connection is primarily useful when you want to make and receive calls, send messages, stream audio or use apps that need an internet connection when neither your iPhone nor a usable Wi-Fi network is available.

Which Apple Watches have cellular in 2026

David Price / Foundry

Apple’s current lineup consists of the Apple Watch SE 3, Apple Watch Series 12 and Apple Watch Ultra 4.

The Apple Watch Series 12 and SE 3 require you to make the GPS-versus-cellular decision when you buy. The Apple Watch Ultra 4 doesn’t: cellular hardware is included as standard.

Apple WatchGPS priceGPS + Cellular priceCellular differenceApple Watch SE 3, 40mm$249/£219$299/£289$50/£70Apple Watch Series 12, 42mm$399/£369$499/£469$100/£100Apple Watch Ultra 4, 49mm—$799/£749Cellular included Prices shown are Apple’s starting prices and can vary with case size, material and band. What can a cellular Apple Watch do without an iPhone?

The main reason to buy a cellular Apple Watch is that it can remain connected when you leave your iPhone behind.

With a Wi-Fi or cellular connection you can:

  • Make and receive phone calls.
  • Send and receive messages.
  • Receive notifications.
  • Stream Apple Music, podcasts and audiobooks.
  • Read email.
  • Use Maps.
  • Use apps and services that require an internet connection.

You don’t need cellular for everything, though.

Away from your iPhone, a GPS Apple Watch can still track workouts and activity, collect GPS data, monitor health, use Apple Pay and play music, podcasts and audiobooks stored on the Watch.

That distinction is important. You don’t need cellular simply because you want to go running without your iPhone. A GPS Apple Watch can still record your run.

Cellular becomes useful if you also want to receive calls and messages, stream rather than download your music, use Maps and other online services, or remain contactable while your iPhone is at home.

Of course, if you use cellular on your Apple Watch to do those things you will have to pay for the data.

For more information read: All the things an Apple Watch can do without an iPhone.

Who should buy a cellular Apple Watch – and who shouldn’t?

If you’re unsure which version to buy, it mainly comes down to how often you expect to use your Apple Watch without your iPhone.

For most people, the key question is: How often will you actually use your Apple Watch away from your iPhone and a Wi-Fi connection?

If that’s a regular part of how you expect to use the Watch, cellular can be worth the extra cost. If your iPhone rarely leaves your side, the GPS model provides most of the same everyday Apple Watch experience for less.

If this sounds like you…ChooseYou regularly run, cycle, exercise or go out without your iPhone and still want calls, messages, Maps, streaming and notificationsGPS + CellularYou specifically want to carry your iPhone less but remain contactableGPS + CellularYou want an additional way to contact emergency services when your iPhone and Wi-Fi aren’t availableGPS + CellularYou’re buying an Apple Watch for a child or family member without their own iPhoneGPS + CellularYou’re buying an Apple Watch Ultra 4Cellular is included; decide whether you need to activate a planYour iPhone is almost always with youGPSYou mainly want health, fitness and workout trackingGPSYou’re happy to download music and podcasts before exercisingGPSKeeping the purchase price and ongoing costs as low as possible is your priorityGPS Why you might want an Apple Watch with cellular

Thomas Deehan / Foundry

The main reason to buy an Apple Watch with cellular is the freedom to leave your iPhone behind while staying fully connected.

Here are the most compelling use cases:

You exercise without your iPhone

Running, cycling, swimming and going to the gym are among the clearest use cases for a cellular Apple Watch.

You can leave your iPhone at home but still make or receive a call, get messages and notifications, stream music and use connected services.

Without cellular, you can still track your workout and listen to downloaded music. If you connect to a known Wi-Fi network, you can also access many online features.

The advantage of cellular is that you aren’t dependent on finding Wi-Fi.

You regularly leave your phone behind

Cellular makes sense if one of the reasons you’re buying an Apple Watch is to carry your iPhone less.

You might want to go for a walk, head to the gym, walk the dog or run an errand without taking your phone while still remaining contactable.

If your iPhone is almost always in your pocket or bag, however, the Watch will normally use its connection instead, making the cellular hardware largely redundant.

You want connectivity for emergencies

Cellular can also provide reassurance when you’re exercising or walking without your iPhone.

Fall Detection and Crash Detection can detect an incident without an iPhone, but the Watch requires a network connection to contact emergency services. A cellular Watch can use its own mobile connection when Wi-Fi isn’t available.

There is an important exception with the Ultra 4. The Ultra 4 also has satellite connectivity and supports Emergency SOS and Find My location sharing via satellite when cellular and Wi-Fi aren’t available.

The Series 12 does not have built-in satellite connectivity.

You’re setting up an Apple Watch for a child

A cellular model is also the right choice when setting up an Apple Watch for a child or another family member who doesn’t have their own iPhone.

Apple Watch For Your Kids, previously called Family Setup, allows a family member’s Apple Watch to be configured from another person’s iPhone. A cellular plan allows calls, messages and location sharing when the Watch is away from the managing iPhone.

This makes the cellular SE 3 an attractive option for children because it’s Apple’s least expensive current Apple Watch.

Why you might not need a cellular Apple Watch

For a large number of Apple Watch owners, their iPhone is almost always nearby.

When your iPhone is in your pocket or bag, your Apple Watch can already use its connection for calls, messages, notifications and internet access. You aren’t gaining much from the Watch’s cellular hardware during that time.

And even when your iPhone isn’t nearby, your Apple Watch can use known Wi-Fi networks for many online features.

There are also plenty of things that don’t require either cellular or Wi-Fi. You can track workouts and activity, collect GPS data, monitor your health, use Apple Pay and play downloaded media.

So ask yourself how often you actually expect to leave your iPhone behind.

If the answer is “hardly ever,” paying more for the cellular Watch and paying your network provider a monthly fee is unlikely to offer much practical benefit.

For more help deciding which Apple Watch to buy read our guide to the best Apple Watch.

Does cellular use more Apple Watch battery?

Jim Martin / Foundry

Yes. Cellular connectivity can drain an Apple Watch battery faster, particularly when you’re using the Watch independently of your iPhone for extended periods.

Apple itself says battery life varies according to cellular coverage. We’ve also found in previous Apple Watch testing that battery life is affected by how much cellular connectivity you use. That’s because an Apple Watch is most power-efficient when it’s connected to its paired iPhone over Bluetooth. When the iPhone isn’t available, Wi-Fi uses less power than a mobile network.

Signal strength matters too. Apple advises connecting to a strong Wi-Fi or cellular signal where possible because maintaining a connection in an area with poor coverage can consume more battery power.

That means activities such as making calls, streaming music or using online apps over cellular for long periods are likely to have a greater impact than receiving the occasional message or notification.

Buying a GPS + Cellular model doesn’t mean the Watch will constantly use its mobile connection, however. Apple Watch automatically chooses the most power-efficient available connection: Bluetooth to your iPhone first, followed by Wi-Fi and then cellular when the other connections aren’t available.

Interestingly, Apple has sometimes fitted cellular versions of a Watch with a larger battery than the equivalent GPS model. The 44mm first-generation Apple Watch SE, for example, had a 1.129Wh battery in its cellular version compared with 0.994Wh in the GPS model. This hasn’t been consistent across Apple Watch generations, however, and many later GPS and cellular models have used identical-capacity batteries.

Apple rates the Series 12 for up to 24 hours of normal use and the Ultra 4 for up to 50 hours, while the SE 3 is rated for up to 18 hours.

We’ve also seen much better real-world results from the Series 12. In our first full battery test, the Series 12 lasted 51 hours before running out of power. However, battery life varies significantly according to how the Watch is used, and this wasn’t a test of sustained cellular use.

If you’re trying to extend battery life, Low Power Mode can help. When your iPhone isn’t nearby, Low Power Mode normally turns off Wi-Fi and cellular connections along with incoming calls and notifications. If you open an app that requires data, however, the Watch can temporarily reconnect so the app works.

If you expect to spend many hours away from your iPhone making calls, streaming or using data over cellular, battery life should therefore be a more significant consideration when choosing between GPS and GPS + Cellular.

If maximum battery endurance matters more to you than remaining connected when your iPhone isn’t nearby, the GPS-only model removes cellular as a potential source of additional power consumption.

FAQ 1.

Can you use an Apple Watch without paying for cellular?

Yes. A GPS Apple Watch doesn’t require a cellular plan, and you can also use a GPS + Cellular model without activating cellular service.

Without cellular, the Watch can use your iPhone’s connection or Wi-Fi for online features. It can also perform many tasks without an internet connection at all, including tracking workouts and activity, monitoring health, using Apple Pay and playing downloaded media.

The Apple Watch Ultra 4 includes cellular hardware as standard, but that doesn’t mean you have to activate a cellular plan.

2.

Can a cellular Apple Watch make calls without an iPhone nearby?

Yes.

When connected to its cellular network, a GPS + Cellular Apple Watch can make and receive calls without its paired iPhone nearby.

A GPS Apple Watch can also make calls without the iPhone nearby if it has a suitable Wi-Fi connection.

3.

Do I need the same carrier for my iPhone and Apple Watch?

No, you don’t need the same carrier for your iPhone and Apple Watch, but there are some important practical considerations to keep in mind.

A cellular Apple Watch can work with a different carrier than your iPhone, but the setup is more complicated. In most cases, carriers offer Apple Watch plans that are designed to work in conjunction with an existing wireless phone plan.

4.

Can I buy a cellular Apple Watch now and activate cellular later?

Yes. You don’t have to activate cellular service when you buy a GPS + Cellular Apple Watch.

The Ultra 4 is a good example: every Ultra 4 contains cellular hardware, but you don’t have to activate a mobile plan.

How much does a cellular Apple Watch cost?

A cellular Apple Watch Series 11 costs $100/$100 more than the standard version, while the SE costs $50/£70 more if you want to include cellular. The Apple Watch Ultra is only available with cellular.

Some networks will charge you extra to get data on your Apple Watch, while others allow you to add it to an existing iPhone contract and share the data.

A cellular Apple Watch plan typically costs about $10 per month in the U.S., on top of your existing wireless phone plan. This is the figure most commonly cited across carriers and deal coverage.

Here’s a breakdown of what to expect:

U.S. options: Most major U.S. carriers (AT&T, T-Mobile, Verizon, Xfinity Mobile, and others) charge around $10/month for unlimited data on an Apple Watch when paired with an existing iPhone plan. See Apple’s exhaustive list of providers.

U.K. options: Carriers like Three, EE, O2, and Vodafone offer cellular Apple Watch plans. Notably, Three lets you connect your watch to your iPhone and share the existing data allowance at no additional cost through its Smartwatch Pairing Plan.

For more advice on buying an Apple Watch, take a look at our round-up of the best Apple Watch deals and our in-depth Apple Watch buying guide.