eSIM compatible smartwatches are designed to connect directly to mobile networks without needing a physical SIM card. This allows the watch to make calls, send texts, and use mobile data independently from a smartphone. The eSIM is built into the device and is activated digitally through a carrier. These models are especially useful for users who want to stay connected during exercise, travel, or daily activities without carrying their phone. In this article, we will explain how eSIM works in smartwatches and list popular models that support this feature.

Why use an eSIM in a smartwatch?

Using an eSIM in a smartwatch allows the device to connect to mobile networks without depending on a smartphone. This makes it possible to make calls, send messages, stream music, or use apps while on the move. It's especially useful during outdoor activities like running or cycling, where carrying a phone may not be practical. However, this feature can lead to higher battery usage compared to standard models, which is something users should consider.

Most Popular Smartwatches Supporting eSIM

Smartwatches with eSIM are a good option for users who want mobile access without their phone. Below is a list of top models from major brands that support eSIM in their LTE versions. These watches let you make calls, send messages, and use data on their own, making them useful for staying connected anywhere.

Table 1: Most popular Smartwatch models compatible with eSIM

eSIM Compatible Apple Smartwatches

Apple has been one of the leading brands to adopt eSIM technology in smartwatches. Since the launch of the Apple Watch Series 3, several models have included eSIM support, allowing users to make calls, send messages, and access mobile data directly from their watch without needing an iPhone nearby.

It’s important to note that only GPS + Cellular versions of these Apple Watches come with eSIM functionality. The standard GPS-only models do not include the required cellular hardware.

Here is the full list of Apple smartwatches that support eSIM:

• Apple Watch Series 10 (GPS + Cellular)

• Apple Watch Ultra 2 LTE

• Apple Watch Series 9 (GPS + Cellular)

• Apple Watch Ultra LTE

• Apple Watch Series 8 (GPS + Cellular)

• Apple Watch SE 2nd Generation (GPS + Cellular)

• Apple Watch Series 7 (GPS + Cellular)

• Apple Watch Series 6 (GPS + Cellular)

• Apple Watch Series 5 (GPS + Cellular)

• Apple Watch Series 4 (GPS + Cellular)

• Apple Watch Series 3 (GPS + Cellular)

These models allow for standalone connectivity, which is especially useful during activities like running or traveling when carrying a phone isn’t ideal. They also support international roaming in supported regions, depending on your carrier.

One of the most popular models is the Apple Watch Series 8 (GPS + Cellular). With built-in eSIM, it lets users stay connected without needing their iPhone. Its broad carrier support makes it a reliable option for independent smartwatch use.

Before using eSIM features, make sure your Apple Watch is paired with a compatible iPhone and that your mobile carrier supports Apple Watch cellular plans in your region.

For more information, you can also read our guide on How to activate eSIM on iPhone?.

eSIM Compatible Samsung Smartwatches

Samsung offers a wide range of smartwatches that support eSIM (LTE) technology. These models enable users to make calls, send texts, and access mobile data directly from the watch, without needing a smartphone nearby. It’s important to note that only LTE-enabled versions come with eSIM support. Bluetooth-only variants do not include cellular hardware and cannot use eSIM functionality.

Here’s a full list of Samsung smartwatches that support eSIM:

• Samsung Galaxy Watch 7 Classic

• Samsung Galaxy Watch 7

• Samsung Galaxy Watch 6 Classic

• Samsung Galaxy Watch 6

• Samsung Galaxy Watch 5 Pro

• Samsung Galaxy Watch 5 LTE

• Samsung Galaxy Watch 4 LTE

• Samsung Galaxy Watch 3 LTE

• Samsung Galaxy Watch Active 3 4G

• Samsung Galaxy Watch Active 2 4G

• Samsung Galaxy Watch (LTE)

• Samsung Gear S3 Frontier (LTE)

• Samsung Gear S2 3G Classic

To use eSIM on these devices:

• Make sure to choose the LTE version of the model

• Confirm that your carrier supports eSIM activation for smartwatches

• Set up the eSIM using a QR code or carrier app, as required. Check our guide on how to setup eSIM.

One of the most commonly used models in this list is the Samsung Galaxy Watch 5 LTE. It includes built-in eSIM support, enabling users to stay connected without needing their phone nearby. Its wide availability and compatibility with major carriers make it a reliable option for users who want mobile access directly from their wrist.

These watches allow independent connectivity, ideal for staying in touch when your phone is not with you. Always verify local carrier compatibility before activating eSIM service on your device.

For more information, you can also read our guide on How to activate eSIM on Android?.

eSIM Compatible Huawei Smartwatches

Huawei has gradually introduced eSIM technology into its smartwatch lineup, allowing users to stay connected without needing to carry a smartphone. While the selection is more limited compared to other brands, Huawei does offer several models with built-in eSIM functionality. These models support independent cellular connectivity when paired with a compatible carrier and region.

Here is a list of Huawei smartwatches that support eSIM:

• Huawei Watch 2 Pro

• Huawei Watch 2

• Huawei Watch 3

• Huawei Watch 3 Pro

• Huawei Watch 3 Active 4G

• Huawei Watch 4

• Huawei Watch 4 Pro

One of the most popular models is the Huawei Watch 3 Pro, which includes integrated eSIM support. It enables users to make calls and use mobile data without a phone, as long as carrier support is available in their region. Its strong presence in global markets makes it a reliable choice for users who need cellular access directly from their watch.

To use eSIM on these devices:

• Make sure to select a model that supports LTE

• Check eSIM availability with your mobile carrier in your region

• Activate the eSIM through device settings or carrier-provided QR code

eSIM-enabled Huawei smartwatches allow standalone connectivity for calls, messages, and mobile data without needing a smartphone. However, availability may vary by region and carrier, so always check compatibility before activation.

eSIM Compatible Xiaomi Smartwatches

Xiaomi has recently expanded its smartwatch lineup to include models with eSIM functionality, offering users mobile connectivity directly from the wrist. While the range is still limited compared to other major brands, the company now provides several options that support eSIM-based communication features like calls, messaging, and data usage without relying on a smartphone.

Here is a list of Xiaomi smartwatches that support eSIM:

• Xiaomi Watch 2 Pro

• Xiaomi Watch S3

• Xiaomi Mi Watch

One of the most widely used models is the Xiaomi Watch 2 Pro, which includes eSIM support for mobile connectivity without a smartphone. It is commonly available in global markets and is currently Xiaomi’s most established option for users who want LTE access directly from their smartwatch.

These models include integrated eSIM hardware, allowing for independent mobile connectivity when paired with a supported carrier. Regional support for eSIM on Xiaomi devices may vary, so it's important to confirm local availability before purchasing or activating a plan.

To use eSIM on these devices:

• Make sure you choose the LTE version of the watch (if applicable)

• Confirm eSIM support with your carrier in your country

• Activate eSIM using a QR code or your provider’s mobile app

Xiaomi’s entry into the eSIM smartwatch space is still developing. While the device list remains small, supported models allow users to stay connected without their phone in many regions. For the best results, always verify carrier compatibility before setup.

For more information, you can also read our guide on How to Activate eSIM on Xiaomi?.

eSIM Compatible Google Smartwatches

Google has joined the eSIM smartwatch market with a limited but growing lineup. These watches allow users to stay connected without a smartphone by supporting standalone mobile connectivity via eSIM. Only LTE versions of these models come equipped with eSIM functionality, enabling phone calls, messaging, and data usage directly from the watch.

Here is a list of Google smartwatches that support eSIM:

• Google Pixel Watch 2

• Google Pixel Watch LTE

• Google Pixel Watch

Among these, the Google Pixel Watch 2 is currently the most widely used model. It supports eSIM activation for mobile connectivity, allowing users to stay connected while away from their phones. It’s commonly supported by major carriers in select regions and offers reliable access to mobile features via eSIM.

To use eSIM on these devices:

• Make sure to purchase the LTE version

• Confirm eSIM availability with your mobile carrier

• Activate the eSIM using a QR code or your carrier’s app

Google’s eSIM-compatible watches are ideal for those looking to use core mobile functions without carrying a smartphone. As with other brands, always verify carrier compatibility in your region before setting up the eSIM.

Other Smartwatches Compatible with eSIM

In addition to well-known brands like Apple, Samsung, Google, and Xiaomi, a number of other manufacturers have also launched smartwatches that support eSIM technology. These devices may not be as widely known, but they still offer the key benefit of eSIM connectivity. With this feature, users can make calls, send messages, and access mobile data directly from the watch without needing to carry their smartphone. This makes them a practical option for users who want independent network access in supported regions.

Here are some examples of smartwatches from other brands that support eSIM:

• Oppo: Models like the Oppo Watch, Watch SE, Watch 2, and Watch Pro 3 and 4 come with eSIM support, depending on the region.

• TicWatch: The TicWatch Pro 4G/LTE, Pro 3 Ultra, and Pro 5 all offer eSIM connectivity for mobile access without a phone.

• Amazfit Nexo: Supports eSIM in selected markets, making it one of the few models from Amazfit with cellular capability.

• Vivo Watch 2: Offers eSIM features with limited regional availability.

• Fossil: The Fossil Gen 5 LTE and Gen 6 LTE include eSIM for mobile use on supported networks.

• Garmin: The Forerunner 945 LTE allows eSIM activation, mainly for direct connectivity in supported regions.

As with all eSIM smartwatches, carrier compatibility may vary by country. Before activating eSIM on any of these devices, it’s best to confirm support with your local mobile operator.

Roamless eSIM Support

A Global eSIM like Roamless works with smartwatches that support LTE, allowing users to connect to mobile networks without using a physical SIM card or staying linked to a smartphone.

To set up Roamless on your smartwatch:

• Ensure your watch supports eSIM and is an LTE version

• Install the Roamless app to manage your connection

• Activate the global eSIM using the QR code provided

With Roamless, your smartwatch can access mobile data, send messages, and make calls independently. It’s a convenient option for users who want a global eSIM solution without switching between local carriers. Be sure to confirm compatibility with your smartwatch model before activation.

In addition, You can open the Roamless app and enter a valid promo code at checkout. To get the latest offers and extra data on your first purchase, visit our eSIM promo code page.

eSIM-supported smartwatches make it easy to stay connected without carrying a phone. Many brands now offer models with this feature, and options like Roamless provide global access. Just make sure your watch is compatible and check with your carrier before activating.

You can also read our guide on eSIM compatible phones, eSIM Compatible Tablets, eSIM compatible iPhones ,Xiaomi eSIM Supported Phones and Samsung Phones with eSIM for other devices.

FAQ

Is Wear OS compatible with eSIMs?
- Yes. Wear OS supports eSIM on smartwatches with LTE. Models from brands like Google and Samsung use it to enable calls, texts, and mobile data without needing a phone nearby. A compatible watch and carrier support are required. [1]

Can I use my smartwatch independently of my smartphone with an eSIM?
- Yes, many smartwatches with eSIM support can work independently. Once activated, you can make calls, send texts, and use mobile data without needing your phone nearby. Features may vary by model.

How do I make calls with my smartwatch?
- If your smartwatch has eSIM and call functionality, you can dial numbers, use contacts, or activate voice assistants (like “Hey Google”) to make a call. The feature must be supported and enabled by your carrier.

What is LTE connectivity?
- LTE stands for Long-Term Evolution and refers to 4G mobile network technology. A smartwatch with LTE support can connect to mobile data networks using an eSIM, allowing phone-free usage.

How do I know if my smartwatch is eSIM compatible?
- Go to your smartwatch’s Settings > Connectivity > SIM Manager. If you see an option like “Add mobile plan” or “Add eSIM”, your device supports eSIM.

Can I switch carriers with an eSIM smartwatch?
- Yes. One of the key benefits of eSIM is that you can switch carriers without changing physical SIM cards. This can be done from your watch’s settings or through the carrier’s mobile app.

Can I use my smartwatch with eSIM without my phone?
- Yes. Once your eSIM is active, your smartwatch can work on its own. You can make calls, receive messages, access apps, and use mobile data without keeping your phone with you.

Source:

Google Support. Use your watch without your phone. Google Help. https://support.google.com/wearos/answer/6056630