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Fitbit Flex 2 – Review and Opinions

The Fitbit Flex 2 is Fitbit's first utterly waterproof health tracker, optimized for every day 24/7 exercise tracking but may also be used in sports activities, operating, health club or swimming.

By way of Bluetooth it offers restricted help for smartphone notifications. As well as, the gadget is provided with a wide range of trendy accessories, for use each as a wrist bracelet and as a pendant to be mixed with more refined clothing.

Full Review Fitbit Flex 2

The Fitbit Flex 2 is a part of the new spherical of hardware and software program updates organized by Fitbit to keep up with the occasions its massively in style line of trackers for day by day actions and sports.

The system is small, mild and outfitted with a collection of actually neat equipment, based mostly on way of life and suitable for any sort of context. They range from sporty wrist straps in elastic material to silver ones, a small design jewel, to the pendants that encapsulate the central module of the tracker and permit it to be worn naturally in the neck, in everyday life as in most events formal.

Probably the most vital new factor of the Fitbit Flex 2 is the utterly waterproofed body, subsequently not only immune to the shower (which can actually permit it to be worn 24/7) but in addition to water sports activities.

As an exercise tracker, the system calculates the steps, the calories burned and the distances traveled, however inside the limits imposed by its range of sensors, which does not embrace the GPS nor the potential of hooking as much as that of the smartphone, as as an alternative granted by the Fitbit Cost 2 .

The control and dialogue interface consists of a set of colored LEDs. Within the absence of a show, the majority of the work is entrusted, nevertheless, to the rich and complete Fitbit app, which allows the consumer to determine private targets, log each exercise performed, share the leads to a social key and analyze their way of life , as summarized by the statistics collected, to realize good physical type.

The app also lets you entry the opposite features of the Fitbit Flex 2, corresponding to sleep monitoring, which incorporates the supply of an actual tailor-made relaxation program, to increase the advantages of hours spent in bed when it comes to common fitness .

Among the tracking features there are the automatic recognition of the activities by way of SmartTrack (with summaries in the Fitbit app) and the verify of the lively minutes and the hourly exercise, all tools to fight sedentariness, with the assistance of useful reminders for the movement .

The mixing with smartphones, by way of Bluetooth, also consists of the reception of notifications by telephone (SMS and incoming calls).

Design and Materials

fitbit flex 2 sensorThe Fitbit Flex 2 is a pleasure for the eyes and is definitely among the many most aesthetically oriented health trackers in circulation. Design on this case just isn’t a secondary facet, however a real supporting issue with respect to hardware and its sensible features.

The key of this tracker is the extremely small measurement of the central module, which measures 31.7 x eight.9 x 6.eight mm and weighs solely 23 grams. Within the package deal we’ll discover it accompanied by two Basic sort straps, in small and giant sizes, together with a cable for recharging the lithium polymer battery.

The Basic is the essential strap mannequin, in rubberized material and with a textured coating, out there in black, lavender, magenta and navy. To these colours can be added pink, gray and yellow, with bundles at discounted prices, containing three straps, such because the Sport and the Pink Pack.

For a decidedly greater figure we will take residence a Luxe metallic bracelet, made from silver, gold or rose gold-plated chrome steel, an adjunct that may rework the Fitbit Flex 2 right into a tracker with the appearance of a wrist jewel.

The final choice is that of the pendant with a sequence, additionally in metal, with a gold or silver coating, designed, just like the bracelet, for a feminine audience.

The form could be very easy in itself. It’s a black stick, moved solely by the presence of a collection of LEDs for reporting notifications and the extent of progress in the direction of personal objectives.

The Fitbit Flex 2 is waterproof as much as 50 meters deep, putting itself in the identical vary of units as the Misfit Shine 2 and the Garmin Vivosmart HR +.

Options and Performance

fitbit flex 2 water resistantThe Fitbit Flex 2 is provided with a 3-axis accelerometer and vibration motor. The primary process of the motion sensor is that of the day by day exercise monitoring, which includes the calculation of steps, distances traveled and calories burned.

With out GPS or features like the GPSConnect, for the exploitation of the module for satellite tv for pc tracking of the cellular, the system has the SmartTrack mode, which permits it to routinely acknowledge physical actions and synchronize them with the Fitbit app, suitable with iOS , Android and Windows cellular, a superb software program platform that any longer will turn out to be “THE” reference point for every facet of our bodily type.

The app offers in truth the historic evaluation (relative subsequently not solely to the present day but in addition to the earlier ones) of the actions, the evaluation of caloric consumption, the guide insertion of knowledge referring to the facility provide and rather more.

The potential of determining specific and custom-made targets for every reference parameter is prime, a perform aimed toward encouraging the consumer with well-defined objectives when it comes to energy (with relative weight reduction and care of the line), steps and distances to cowl, a natural antidote to the potential injury of a sedentary way of life.

The presence of connectivity by way of Bluetooth and the vibration motor signifies that we will obtain notifications from cell phones, however on a clearly lowered scale. SMS and incoming calls will probably be introduced by the LEDs, illuminated in blue.

The yellow is used as an alternative for the silent alarm clock, ancillary functionality linked to the much more related sleep monitoring, which Fitbit Flex 2 performs routinely, then synchronizing the info with the app, the place it is going to be potential to guage them each quantitatively and qualitatively, with graphical views, long-distance tendencies and private rest planning choices.

The primary function of this model is the waterproofness of the body, which may also be used underwater, a top quality that Fitbit had not but integrated into other trackers. Add to this the wealth of options for the aesthetic facet and use in everyday life, with sporty, elegant straps and even pendants.

The declared autonomy is as an alternative of 5 days, according to the performance, for example, of the Fitbit Cost 2, with steady recording of daytime exercise and sleep.

Exercise Monitoring features

fitbit flex 2 colorsThe Fitbit Flex 2 permits an correct calculation of steps, distances and energy. The term “accurate” must definitely be reinterpreted in mild of the small quantity of on-board sensors, which incorporates neither GPS, for a precise measurement of distances, nor an HR sensor, typically used to combine caloric consumption knowledge, by recording coronary heart fee.

The absence of GPS has a specific influence on the calculation of distances, which in this case shall be derived only from the steps measured by the accelerometer.

As a motivational private coach, the Fitbit Flex 2 is programmed to calculate lively minutes, hourly exercise and time spent without shifting. Visible reminders are used for this objective. The LED will glow purple to encourage you to take a minimum of 250 steps per hour, green to speak the achievement of the every day aim.

The luminous interface is a really ingenious answer, nevertheless it has its flaws. To start with, regardless of intentions, it might be unintuitive. The connection between colors and their which means is bigoted, and we’ll completely need to memorize it with a purpose to avoid making confusion together with a number of alerts in speedy succession.

Secondly, the whole perform of motivational teaching risks dropping incisiveness. Between having a tiny LED, reminding us of getting to make the fateful 250 steps, and a more structured communication by way of display, the second wins.

Lengthy-awaited, as an alternative, water resistance is absolutely appreciated. Finally we will really deliver this small and elegant tracker with us in all places, within the office, while we sleep or in the pool, taking the time period “tracking 24/7” very actually.

Sleep Monitoring

The Fitbit Flex 2 mechanically screens sleep by movement, recorded by the integrated accelerometer. What provides this function an additional edge is the Fitbit app, which offers a qualitative and quantitative evaluation of the hours spent in bed.

A distinction is made between mild or deep sleep, with the show of knowledge referring to the only night time and the previous ones, so as to spotlight any developments and right mistaken habits.

The app is able to common the primary readings, to acquire the really helpful amount of sleep, but in addition allows the consumer to determine personal values, with the time to go to rest and the time to get up. . In this second case the app will tell us how ceaselessly our similar parameters are revered, to spotlight the divergence between real practices and advisable habits.


The Fitbit Flex 2 supports SMS and incoming name notifications. The implementation of this function is essentially limited, given the shortage of displays.

When a textual content or telephone name arrives we might be alerted by a vibration and the blue mild of the LED interface.