Polar
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 Polar Ignite 2: A likeable sports wearable that looks great The Polar Ignite 2 is stuffed with features, looks great and is comfy to wear, but iffy GPS and some odd restrictions undermine its appeal£200 - 
 
 
 Polar Ignite 3 review: Needs more training The Polar Ignite 3 looks beautiful but the substance needs more work£289 - 
 
 
 Polar Ignite review: Frustratingly close to brilliance The Polar Ignite is brilliant in many ways, but once again slips on consistency and accuracy£174.50 - 
 
 
 Polar Vantage V review: Sadly, just too imprecise The Polar Vantage V offers a hugely advanced feature set but it doesn't do the basics well enough for a wearable this expensive£439 - 
 
 
 Polar Personal Trainer review Polar Personal Trainer isn't pretty, but it provides a powerful range of online planning and analysis tools