Table 5.
Comparison of opinions (summarized from seven subjects for each device)
| Opinion About Features | Jawbone Up24 | Fitbit Flex | Withings Pulse | Misfit Shine |
|---|---|---|---|---|
| Design | Light and good for any sport | Device design is good and sleek, it is good for any sports | Design is not attractive but the fabric band can hold it as a wristband | Design is very attractive, beautiful, and fashionable |
| Display | Easy to tap the screen to activate | Easy to tap the screen to activate | Display is large and shows the activity tracking without any smartphone sync. | Display is a clock; it can also be used as a watch, but in the sunshine, it is hard to see the LED display |
| Water Resistance | It is water resistant, but as per the manual, it is less waterproof | It can be used in the shower without worry | As per the manual, it is not water resistant | It is designed for swimming, water resistance is high |
| UI App | 1. Tips on app and how to use always shown on home screen | 1. App UI is colorful and fun, easy to use | 1. Display is easy to use and colorful | 1. Display is beautiful and easy to understand |
| 2. Enjoyable fitness tracker | 2. Nutrient analysis is very detailed | 2. Dashboard log is easy to check all activity | 2. It has a goal tracker to let you know your daily activity | |
| 3. Dashboard shows the overall daily activity | 3. Dashboard shows the overall daily activity | 3. The heart rate function is good for checking your health status | 3. App can share with your friends and show how your friends are seeking their goals | |
| Metric Function | Sleep tracking is main function and is very detailed but is difficult to use | Food and nutrient calculation is main function and is very easy to use | Pulse O2 measurement is main function and can help you detect your heart status | Goal tracking is main function; you can check against your status to seek your goal |
| Battery | It can charge only through the USB cable | It has a battery indicator to check the battery status, but it has high battery consumption | It has a battery indicator to check the battery status, battery can last many days | It is comfortable, no need to charge the battery |
| Synchronization | Slow synchronization | Slow synchronization but always loses connection | Fast synchronization, data can be sent via Bluetooth and Wi-Fi | Fast synchronization, but easy to lose connection |
| Others (Disadvantage/Cons) | 1. The device requires smartphone to display | 1. It requires smartphone | 1. Design is not modern | 1. It requires smartphone |
| 2. No display on itself | 2. Slow synchronization | 2. If the battery is low, the device cannot connect, data transfer progress on smartphone is inaccurate | 2. It has slow synchronization, not always updated in real time | |
| 3. Sleep tracking results are difficult to use and non-automatic | 3. The device is confusing, sometimes it needs restarting | 3. Sleep tracking is not automatic | 3. Sometimes gives inaccurate display | |
| 4. Cannot share data through social networks | 4. Tracking problem when climbing or descending stairs | 4. Not waterproof | 4. Tracking problem when climbing or descending stairs (inaccurate) | |
| 5. Most expensive among four devices | 5. High battery consumption | 5. Automatic loss of syncing | 5. The display does not always respond to finger tapping | |
| 6. It is not fully waterproof | 6. Data does not update sometimes | 6. Screen is difficult to see in sunlight | 6. No nutrient analysis | |
| 7. Slow synchronization | 7. Calorie count is not easy to use and only European food included in database | 7. No nutrient analysis | 7. Always disconnected from mobile phone |