Google Fitbit Air Activity Tracker

Why we like it

Put activity and sleep information into a lightweight wearable. This Fitbit Air listing describes continuous tracking, quick charging and up to seven days of battery life under its stated conditions. It is an option for shoppers who want daily information in an app. Some coaching features require a separate optional subscription.

Features to know

• Fitbit OS
• 64 MB

Who it's best for

Track daily activity without another screen.

Before you buy

• Verify model availability, phone compatibility, included trial terms, subscription costs, sensor limitations, band fit, and privacy controls.

See it in action