Get with the programme ...

Nike Triax C8

You select a high and a low heart rate. The watch beeps outside the zone, and at the end of a run, tells you how long you stayed in the zone.

After a workout, you can review your lap times for up to 50 laps, average heart rate, and see how long you spent in your heart rate zone.

It also tells the time, and date, and has one alarm. $1,120

Polar A5

The A5 combines exercise guidance with valuable feedback about your workout.

A built-in walking test tells you how fit you are, and helps you set up your exercise programme.

The ZonePointer will keep you in your Target Zone, and the OwnCal calorie counter will help you manage your weight-loss programme. $980.