Smart Watches & Wearable Tech

From fitness trackers to smartwatches, we’ve got a huge range of wearables to keep you connected and help monitor your health.

Generic smartwatch

Smartwatches and fitness trackers

We’ve got smartwatches to keep you connected, along with fitness watches for tracking your health.

Woman sitting looking at Samsung Watch

Samsung Galaxy watches

Stay connected on the go, without having to bring your phone with you. With a 4G connected Samsung Galaxy watch, you can take calls, receive messages, and get social media alerts from your wrist. Plus, with body composition, daily activity reports, sleep monitoring, and more – a Samsung Galaxy watch makes it easier than ever to track your wellbeing goals and explore what’s going on under the surface.

See Samsung watches

Women's wrist with google pixel watch

Google Pixel watches

Pop the Google Pixel Watch WiFi on and raise your productivity game with Google Assistant, Maps, Wallet, Calendar and more. Plus enjoy the best of Fitbit to keep track of your wellness goals. Let the enhanced Google Pixel Watch 2 banish your power fears with its improved battery that can last up to 24 hours. And see your alerts at a glance, from sleep patterns and stress-risks to calories burned and improved heart rate tracking.

Shop Google Pixel watches

Two fitbits on blue background

Fitness trackers

Our range of activity trackers and fitness watches are great for keeping tabs on your sleep, steps, and more. Check your heart rate and how many calories you’ve burned during your workouts. Stay motivated by tracking your progress and PBs. And get a more rounded view of your overall wellbeing by monitoring your sleep patterns.

See fitness trackers

Why get smartwatches with O2?


Which smartwatch brands does O2 sell?

We sell watches across various brands, including Apple, android smartwatches such as the Samsung watch and Google Pixel Watches integrated with Fitbit activity tracking. View our latest smartwatch deals here.


Also, check out our range of non-cellular smartwatches here.

Does my Samsung phone have to be with O2?

Yes, in order to set up and install the eSIM on your 4G connected Samsung watch, you must pair it with a compatible Samsung phone that is connected to the O2 network.

Do I have to pair my smartwatch with a phone, or will it work without doing so?

In order to set up and install the eSIM on your 4G connected Samsung watch, you must pair it with a compatible Samsung phone.

If the watch is not paired to a compatible Samsung phone then you will not be able to make calls or receive calls or texts via the watch.

How do I learn more about the Samsung Watch?

See all FAQs about Samsung watches.

What is a good smart watch for kids?

The Spacetalk Kids watch is more than a smartwatch. Keep connected to your little one with a built-in 4G phone. And a GPS system will accurately track your child's route so they won't get lost.

The Spacetalk Adventurer has no social media or open internet in a bid to enhance your little one's safety. Connect to your child with the Spacetalk App and control their watch from the app.

See all FAQs about the Spacetalk Adventurer Kids Smartwatch.

Are there different smart watch sizes for men and women?

Choosing the right watch size comes down to preference. Men and women with smaller wrists may find a more comfortable fit with 41mm (S/M) and larger wrists more suited to 45mm (M/L).

For Apple, S/M band fits 140–190mm wrists. M/L band fits 160–210mm wrists.

For Samsung, S/M size fits 130–190mm wrists. M/L size fits 145–205mm wrists

Are smartwatches good for running?

Many can use health features during exercise and rest, including heart rate monitors, pedometers, blood pressure monitors, and sleep monitors. Built-in fitness apps keep track of essential metrics for running such as calories, steps and distance. Apple Series 4 or later detects when you fall and calls emergency services automatically if you remain unresponsive.

Can you swim in a smart watch?

Always check the specific model is suitable for swimming. Water resistant smartwatches with an IP68 rating can be submerged up to 1.5 meters for 30 minutes.