If you carry around an iPhone as your smartphone of choice then the Apple Watch is hands-down the best option for a smartwatch, for the seamless integration if nothing else. But what about the rest of us? You've got more options than you might realise for a companion wearable, and we're going to get into the pros and cons of each.

With generalist smartwatches like the Apple Watch and various Android Wear, Fitbit and other devices on the market, the ante has been raised when it comes to sport watches. My first running watches, in the 1990s were basically glorified stopwatches with connectivity to a chest-strap heart rate monitor. But today's models are far more sophisticated. Enter the Suunto Spartan Trainer Wrist HR - a very competent device that's suited to triathletes.

Have an ancient mobile phone sitting around? Tinkernut shows you how to make use of it by turning it into a smartwatch with a Genuino brain.