| key specs |
| Display Size |
45mm |
42mm |
| Compatible OS |
Android |
Android, iOS |
| Dial Shape |
Round |
Rectangle |
| Display Type |
AMOLED |
AMOLED |
| Strap Colour |
- |
Dolphon Grey, Obsidian Black, Streamer Gold |
| general |
| Brand |
Fossil |
Amazfit |
| Model |
Gen 5 LTE |
GTS 2 |
| Release date |
January 1, 2021 |
September 22, 2020 |
| Model Number |
FTW40531F |
- |
| Model Name |
Gen 5 LTE |
GTS 2 |
| Dial Shape |
Round |
Rectangle |
| Size |
Regular |
Regular |
| Touchscreen |
Touchscreen |
Yes |
| Interchangeable Strap |
Yes |
- |
| Water Resistant |
3ATM |
5 ATM |
| Dial Material |
Stainless Steel |
Aluminium Alloy |
| Dial Colour |
Black Silicone, Blush Silicone |
Dolphon Grey, Obsidian Black, Streamer Gold |
| Strap Colour |
- |
Dolphon Grey, Obsidian Black, Streamer Gold |
| product details |
| Sensor |
Accelerometer, Altimeter, Com, Gyroscope, Off-body IR, PPG Heart Rate |
Air pressure, Accelerometer, Gyroscope, Geomagnetic sensor, ambient light sensor |
| Compatible Device |
Android |
Android, iOS |
| Notification |
Yes |
Yes |
| Battery Life |
24 hours+ |
7 days |
| Charger Type |
Magnetic |
Magnetic |
| Rechargeable Battery |
Yes |
Yes |
| Other Features |
Google Fit, four battery modes, integrate with car, Google Pay |
- |
| Charge Time |
- |
2 hours |
| connectivity features |
| Call Function |
Yes |
- |
| Bluetooth |
Yes |
Yes |
| Bluetooth Version |
4.2 LE |
5.0 |
| Wi-Fi |
Yes |
Yes |
| GPS |
Yes |
- |
| Messaging |
Yes |
- |
| platform and storage features |
| Operating System |
Wear OS |
- |
| Compatible Operating System |
Android |
Android, iOS |
| RAM |
1GB |
- |
| Internal Memory |
8GB |
- |
| camera and display features |
| Display Resolution |
416x416 |
348x442 |
| Display Size |
45mm |
42mm |
| Display Type |
AMOLED |
AMOLED |
| fitness and watch functions |
| Step Count |
Yes |
Yes |
| Calorie Count |
Yes |
Yes |
| Heart Rate Monitor |
Yes |
Yes |
| Altimeter |
Yes |
- |
| Com |
Yes |
Yes |
| Alarm Clock |
Yes |
Yes |
| Date & Time Display |
Yes |
Yes |
| Number of Buttons |
3 |
1 |
| Calendar |
- |
Yes |
| Other Watch Functions |
- |
BioTracker 2 PPG, biological data sensor |
| audio and video features |
| Speaker |
Yes |
Yes |
| Microphone |
Yes |
Yes |
| ratings |
| Overall NDTV Rating |
- |
Read Review |
| Design and comfort Rating |
- |
|
| Tracking accuracy Rating |
- |
|
| Companion app Rating |
- |
|
| Software and ecosystem Rating |
- |
|
| Battery life Rating |
- |
|
| dimensions |
| Width |
- |
35.6 |
| Height |
- |
42.8 |
| Thickness |
- |
9.7 |
| Weight (g) |
- |
24.70 |
