1. Design


The most befitting smartwatches to wear while working out indoor or outdoor should be lightweight, comfortable to wear, have long battery life, and can easily be viewed outdoors under direct sunlight.

Well, these three fulfill all these criteria, however, the Polar Ignite takes it a little further with its incredibly slim design that makes it the sleekest among the three, while also having the least weight that of course, makes it the most befitting wear for sports activities.

It’s no doubt, a perfect definition of what a fitness smartwatch should be.
The slim stainless steel bezel on the Ignite and Suunto 5 leaves these two with a more stylish design, and of course, makes the fashion statement of some sought, but then the Ignite with a slimmer bezel has a specific characteristics appearance that makes it the most suitable choice for women.

Although, the Forerunner 245 with the smallest case size is also a great choice for women, while the Suunto 5 is most befitting for men.


2. Fitness Tracking


These three being outstanding fitness smartwatches are comprehensive choices for tracking your active life. Each of these will track your complete sleep cycle, calories burned after an activity, steps, distance, pace, routes, track your fitness level/ VO2 max, continuous heart rate tracking – all the essential features for the pro athlete with each having specific sport profiles that allow you choose your preferred workout modes from the numerous sport modes available.

However, the Suunto 5 features a multisport mode and recovery option that helps you see how well your body is recuperating from the previous exercise. This makes it a great choice for triathlon athletes and professionals alike.

On the other hand, the Ignite offers over 100 sport modes, plus the new FitSpark training guide that offers ready-made daily on-demand workouts that match your recovery, fitness level and training history helping you choose your preferred workout mode effortlessly. There’s also the Training Load – that quantify the strain of your training sessions, helping you see how well your training strain your body.

While, the Forerunner 245 comes with a pulse ox sensor that monitors your blood oxygen level giving you insight on how well your body utilizes oxygen – a very essential feature that gives you insight on your sleep quality, and also a great deal for climbers.

There’s also the body energy battery monitoring feature that uses collected data to gauge your energy level – A feature that helps you know how active you’re to embark on the next workout activity. So, that you can achieve more fitness goals, but don’t break down.

3. Battery Life

Interestingly, these three devices have some of the most impressive battery life on the market that lets you go long on a single charge.

However, Forerunner 245 takes it a bit further with its about 7 days long battery life on smartwatch mode and 24 hours in training with GPS and heart rate tracking which makes it the best choice for anyone engaging in extreme workout activities.