Our quick take
TomTom Spark Cardio + Music - 4.0 / 5
TomTom Spark review: Design
TomTom Spark review: Setup and connections
TomTom Spark review: 24/7 activity tracking
TomTom Spark review: Features and sports supported
TomTom Spark review: Performance
TomTom Spark review: Battery life
TomTom Spark review: Music on the move
TomTom Spark review: Data sharing
To recap
The TomTom Spark is a compelling sports watch offering plenty of features for fitness fans. The results are accurate, with good distance tracking and very good heart rate monitoring, but the dependency on a PC feels a little backward.