![]() The latter analyzes gas composition as you exhale and very accurately determines your calorie usage. Those algorithms are the secret sauce that the company has worked diligently to tweak and improve, by experimenting and comparing FitBit's accuracy with other test machines.įor example, as the engineers test the "calories burned" feature, they compare FitBit's results with a portable telemetric gas analysis system. Then FitBit's software relies on special algorithms to convert raw accelerometer data into usable information. Now, your information is private until you configure it otherwise.Ĭurious about the FitBit's technology? Take a peek on the next page. Because of the potential for embarrassment, the company changed that setting. Create an online group of friends or co-workers and together, you can share wisdom and inspiration that'll keep you on track.īy default, older versions of FitBit made your workout information public. You can also compare your stats with those of approved friends. These tokens recognize your achievements and push you to aim for loftier goals. And you can create and monitor a food plan that helps you make better eating choices.Īs you achieve specific goals, you'll unlock virtual badges that reward your positive behavior. You can check your daily, weekly and monthly stats, of course, as well as set goals. Once your data is synced to your online account, you have a plethora of options. Only your computer-connected base station allows you to do that. The app doesn't let you upload data from your FitBit to your account, though. Alternately, you can use the FitBit smartphone app (for iPhone or Android) to record workouts, as well as your food intake. To bridge the gap, you can manually log activities through your Web account. It can't tell that you just lifted weights for an hour, or that a rigorous yoga class just wiped you out. Battery life is estimated at about three days, and you can check power levels at any time by plugging the unit into its base station.įitBit doesn't track every kind of activity. ![]() There's enough internal memory that the FitBit can store an entire week's worth of continuous data. The original FitBit featured teal accents the Ultra comes with your choice of either blue or plum. It displays so-called "chatter" messages, too, that are supposed to encourage you to keep moving (even though that super-sized milkshake is causing you some serious side cramps.Īnd of course, there are the aesthetics. In addition, the Ultra lets you check the time and includes a stopwatch so that you can manually time various activities. From there, your statistics go to your online profile, where you can peruse details, monitor your progress (or lack thereof) and redouble your dedication to getting into shape. A little flower avatar "grows" as you become active it gets shorter if laziness takes hold.Įvery time you pass within 15 feet (4.5 meters) of its wireless base station, FitBit automatically offloads a cornucopia of numbers. So if it's late in the day and you still have 8,000 steps to get to your goal of 15,000, you know it's time to get going, and fast. The clip has a built-in OLED ( organic light-emitting diode) that scrolls current activity data. Thrashing around at midnight because of that quadruple latte you gulped at 4 p.m.? FitBit will know. It knows when you go to bed, how frequently you awaken and how long you lie prostrate, staring at the ceiling, pondering unmet deadlines. It's also sensitive enough to detect just how vigorous your motions are, which differentiates a slow stroll from a jog that consumes far more calories.Īt night, you slip the FitBit into a wristband so it can monitor your sleep quality. Throughout the day, FitBit logs a range of data about your activities, including the number of steps you take, distance traversed and calories burned. About the size of a clothes pin, the FitBit is shaped like a clip, which you can easily slide into your pants pocket or onto a bra strap, as it's only around 2 inches (5 centimeters) long and about half an inch (1.2 centimeters) thick.
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