Which FitBit Fitness Tracker is Right for You?

The Fitbit, introduced in 2008, is one of the most popular physical activity trackers designed to help you keep track of your daily steps, calories burned, and hours slept without being intrusive. The Fitbit Tracker was the first model introduced, although there are now nine Fitbit models on the market. Here's a look at the various Fitbit models and how to choose the right one for you.

Advertiser Links for Fitbit Fitness Trackers

The Fitbit App

The Fitbit app works for iPhone, Android, and Windows devices. The application allows you to log your weight, daily activities, and food intake while tracking your fitness goals. Most Fitbit devices can sync wirelessly to update progress via the app.

Choosing the Right Fitbit: Comparing Features

Need help choosing between Fitbit models? Here's an overview of the fitness trackers currently for sale.

Fitbit Zip: $59.95

The Zip is a perfect choice if you're very active and want a basic fitness tracker that can fit in your pocket. The Zip is about the size of a quarter and it tracks distance, steps, and calories burned.

Fitbit One: $99.95

The One can clip to your belt, purse, or fit in your pocket. It has a digital display -- unlike the Zip -- and the ability to track steps, distance, floors climbed, calories burned, vigorous activity, and sleep. Specs for the One model include a battery life of 10-14 days, an OLED display, automatic wireless syncing, and memory to support detailed motion tracking for 7 days.

Fitbit Flex: $99.95

The Flex is one of the most popular models as it's mid-range in terms of cost and features. The Flex is worn on the wrist and it tracks movement and sleep patterns. The Flex has 5 LED lights that indicate progress toward your goals. This model does not have a display or clock. The Flex has a battery life of up to 5 days.

Fitbit Charge: $129.95 to $149.95

The Charge replaced the older Force model in 2014. The Charge has a thicker wristband with a unique feature: it can display caller information if you connect a smartphone. The Charge HR has the same appearance with a built-in heart-rate monitor and calorie counter, as well as a shorter battery life of 5 instead of 7 days.

Fitbit Surge

The Fitbit Surge is the latest model and it has an appearance that's much closer to a smartwatch than previous Fitbits. The Surge has a built-in heart-rate monitor and it can track elevation, distance, and pace with the GPS. The Surge offers several features not found with other models, including GPS tracking, music control of a smartphone, text and call notifications, and multi-sport function.