| Brand | Unique Features | Price Range | Battery Life | Best For | 
|---|---|---|---|---|
| Polar | Advanced training features, Running power | £179-£499 | Up to 7 days | Serious athletes | 
| Garmin | Navigation features, Golf metrics | £199-£899 | Up to 14 days | Outdoor enthusiasts | 
| Fitbit | Social features, Simplified metrics | £99-£299 | Up to 5 days | Casual users | 
| Apple Watch | ECG, Fall detection | £399-£799 | 18 hours | iOS users | 
| Samsung | Blood pressure monitoring, Body composition | £199-£449 | Up to 3 days | Android users | 
They offer 99% accuracy in heart rate monitoring and GPS tracking, validated by independent research studies.
Yes, most models are water-resistant up to 100 metres, suitable for swimming and water sports.
Battery life ranges from 4-7 days in standard mode and 20-40 hours with GPS active.
Yes, they support smart notifications for calls, messages, and calendar alerts from connected smartphones.
Yes, they provide detailed sleep analysis including stages, duration, and recovery insights.
Yes, Polar Activity Trackers work with both Android and iOS devices.
Yes, most models support swimming metrics and are water-resistant.
Yes, through heart rate variability analysis and dedicated stress tracking features.
Yes, data can be exported to various platforms and third-party apps.
Standard warranty is 2 years with optional extended coverage available.