Bold design; Excellent sleep tracking; GPS and heart-rate tracking work well; Strong battery life;

Virtually no third party apps yet; Fitbit Coach not available till later in 2017; Fitbit Pay not ready in the UK yet; Expensive for what it can currently do;

good feature and build two minor reason I don't want to give five stars 1- the limitation of selecting on screen work outs are lower 2- the buckle when you close is not propely seated and looks weired other then all perfect! I'm keeping mine :-)

Fitbit has introduced a new member to its tracker family the Fitbit Ionic. This first-ever smartwatch is replacing the Surge, which has been on the market for t

"The Ionic is Fitbit's first 'smartwatch' and is a capable performer. The optical heart rate falls short on point-to-point accuracy but this isn't unique to Ionic"

Looks; UI app integration

Bluetooth does not extend to external sensors; optical heart rate falls short on point to point accuracy

The Ionic is Fitbit's latest smart device release and it includes all the features you'd expect with a fitness tracker like GPS, a heart rate monitor called PUREPULSE®, and sleep tracking. Additionally, there is onboard storage for 300+ songs and downloaded Pandora playlists.

Ultimately, the Ionic is a respectable debut for Fitbit's first serious attempt at a true smartwatch, and the company continues to excel at fitness-tracking features. But while its new operating system is intuitive and well-designed, overall the device still feels like a placeholder.

Bright display; Long battery life; Comprehensive fitness features; Swim tracking; Contactless payments work well

Finicky; incomplete software; Cannot reply to notifications; Limited selection of third-party apps

If you're more focused on fitness, Garmin's Vivoactive 3 lasted about three days on a charge during my tests. With a round face, Garmin's new smartwatch is more fashionable than the bulky, square Ionic.

Imagine there was a version of the Apple Watch that could go for four or five days between charges and work with Android phones as well as iPhones. The catch is that this superlative waterproof fitness tracker -- with sleep tracking!

The Fitbit Ionic offers a comfortable design, with 50-meter water resistance for swimming, GPS and mobile payments; You only need to recharge it once or twice a week

While the Ionic supports future apps and watch faces, few are available yet; Included apps feel slow and don't launch from the watch face; There's not much on-watch coaching and music storage and playback is often more trouble than it's worth

F itness has become a huge seller in recent years. A quick glimpse at your Instagram feed and every third person out there is trying to make a living posting their latest regimes, workouts, guides, and numerous other videos, as well as an inordinate number of selfies.

Fitbit Ionic review: This is the first smartwatch from the company and aims to woo customers who want to add a layer of smartness to their fitness regime.