The Charge tracks steps and sleep, and does it well, but you really should wait for the heart-rate-tracking version next year. Here's why.
Fitbit's Charge HR adds heart-rate tracking to an already solid fitness band at a great price, but all the kinks don't feel fully ironed out yet.
The Fitbit Charge is a fine replacement for the discontinued Fitbit Force, but you're better off waiting for Fitbit's heart-rate-tracking upgrade.
Fitbit dives into all-day heart-rate tracking with its new Charge HR and Surge, but you'll have to wait until early 2015 to buy them. We went wrists-on.
All-day heart rate tracking, and it doesn't cost much more than the old Fitbit Charge. The question is, do you need it?
Leaked marketing materials show that Fitbit has a fitness-focused $250 smartwatch on the way, with GPS and continuous heart-rate monitoring.
Whether you have a compatible smartphone, or need to use a computer, it only takes a few minutes to set up the Fitbit Flex.
Buy a Fitbit Flex or Fitbit Charge, and Microsoft will throw in a pair of $40 earbuds at no charge.
The Fitbit activity tracker is no longer available via Apple's online store. A dispute between the two companies may be behind the move.
For a limited time, a Lumia 830 in your shopping cart is the ticket to a free (and ordinarily $100) Fitbit Flex as well.