Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
If you are interested in more details, you can find full information on the seller's page.
The Kospet Tank S2 is a white smartwatch with a 1.32-inch AMOLED display, GPS and fitness tracking features. It supports Bluetooth connection to Android and iOS smartphones, and can provide call control and conversation, including speaking through the watch.
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
|
KOSPET Tank S2 White
|
KOSPET Tank T3 Ultra 2 Black
|
KOSPET ORB 2 Black
|
KOSPET ORB 2 Silver
|
KOSPET T4 SE Black
|
KOSPET Pulse 2 Black
|
|
| Brand | KOSPET | KOSPET | KOSPET | KOSPET | KOSPET | KOSPET |
| Model | Tank S2 | Tank T3 Ultra 2 | ORB 2 | ORB 2 | T4 SE | Pulse 2 |
| Color |
|
|
|
|
|
|
| Price | BYN 337.40 | BYN 330.94 | BYN 344.60 | BYN 344.60 | BYN 739.00 | BYN 321.00 |
| Seller | Rulez BY | Rulez BY | Rulez BY | Rulez BY | Rulez BY | Rulez BY |
| Update | Nov 14, 2026 | Nov 14, 2026 | Nov 14, 2026 | Nov 14, 2026 | Nov 14, 2026 | Nov 14, 2026 |
| GPS | Yes | Yes | Yes | Yes | Present | |
| NFC | No | No | No | No | No | Absent |
| ANT+ | No | No | No | No | No | Absent |
| Wi-Fi | No | No | No | No | No | Absent |
| Width | 48 mm | 48 mm | 48 mm | 48 mm | 48.6 mm | 44.3 mm |
| Length | 54 mm | 48 mm | 48 mm | 48 mm | 48.6 mm | 50 mm |
| Weight | 51 g | 83.8 g | 41 g | 41 g | 250 g | 40.5 g |
| Altimeter | Yes | Yes | No | No | Absent | |
| App Store | No | No | No | No | No | Absent |
| Barometer | Yes | Yes | No | No | Absent | |
| Pedometer | Yes | Yes | Yes | Yes | Present | |
| Thickness | 10 mm | 13.7 mm | 12.7 mm | 12.7 mm | 13.7 mm | 12.4 mm |
| Clasp Type | Buckle | Buckle | Buckle | Butterfly clasp | Buckle | |
| ECG sensor | No | No | No | No | No | Absent |
| Model Name | Tank S2 | Tank T3 Ultra 2 | ORB 2 | ORB 2 | T4 SE | Pulse 2 |
| Depth gauge | No | No | No | No | No | Absent |
| Smart alarm | No | No | No | No | Absent | |
| Strap Color | White | Black | Black | Gray | Black | Black |
| Display Size | 1.32 inches | 1.43 inches | 1.43 inches | 1.43 inches | 1.43 inches | 1.96 inches |
| Product Type | Smartwatch | Smartwatch | Smartwatch | Smart watch | Smartwatch | Smartwatch |
| Charging Type | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic |
| Fast Charging | No | No | No | No | Yes | Absent |
| Notifications | SMS, email, calendar, social networks, workout data, and alarm | SMS, email, calendar, social networks, incoming calls, recent calls list, workout data, and alarm | SMS, email, calendar, social networks, workout data, and alarm | SMS, email, calendar, social networks, workout data, alarm | SMS, email, calendar, social networks, incoming calls, workout data and alarm | SMS, email, calendar, social networks, workout data, and alarms |
| Remote Control | Smartphone camera and smartphone music player | Smartphone camera and smartphone music player | Smartphone camera and smartphone music player | Smartphone camera and smartphone music player | Smartphone camera and smartphone music player | |
| Sport profiles | Walking, rowing, yoga, running, cycling, swimming, and surfing | Strength training, cardio training, walking, rowing, yoga, running, cycling, swimming, diving, surfing, snowboarding, gaming sports, martial arts, skiing, and golf | Strength training, cardio training, walking, running, cycling and swimming | |||
| Strap Material | Silicone | Silicone | Silicone | Silicone | Steel | Silicone |
| Watch controls | Touchscreen and physical buttons | Touchscreen and physical buttons | Touchscreen and physical buttons | Touchscreen, physical buttons | Touchscreen and physical buttons | Touchscreen and physical buttons |
| Built-in camera | No | No | No | No | Absent | |
| Voice Assistant | No | No | No | No | No | Present |
| Workout planner | No | No | Yes | Yes | Yes | Absent |
| Operating System | Kospet OS | Kospet OS | Kospet OS | Kospet OS | Apexmove OS | |
| SIM Card Support | No | No | No | No | No | Absent |
| Always-on display | Yes | Yes | Yes | Yes | Yes | Present |
| Replaceable strap | Yes | Yes | Yes | Yes | Yes | Present |
| Display Brightness | 1000 nits | 1000 nits | 1000 nits | 1000 nits | 1000 nits | |
| Display Resolution | 466x466 | 466x466 | 466x466 | 466x466 | 466 x 466 | |
| Display Technology | AMOLED | AMOLED | AMOLED | AMOLED | AMOLED | AMOLED |
| Heart Rate Monitor | Built in | Built-in | Built-in | Built-in | Built-in | |
| Scratch protection | Yes | Gorilla Glass v3 | Yes | Yes | Yes | Present |
| Additional Functions | Sleep tracking, women's health tracking, calorie counting, heart-rate monitoring, breathing exercises, timer, stopwatch, compass, and smartphone finding | Sleep tracking, stress-level tracking, women's health tracking, calorie counting, heart-rate monitoring, breathing exercises, timer, stopwatch, compass, flashlight mode, and smartphone finder | Sleep tracking, stress-level tracking, calories burned counting, heart-rate monitoring, timer, stopwatch, compass, flashlight mode, smartphone finder, voice chat | Sleep tracking, stress-level tracking, calorie counting, heart-rate monitoring, timer, stopwatch, compass, flashlight mode, smartphone finder, voice chat | Sleep tracking, calories burned counting, heart rate monitoring, timer, stopwatch, compass and smartphone finder | Sleep tracking, stress-level tracking, calorie counting, heart-rate monitoring, timer, stopwatch, compass, flashlight mode, and smartphone finding |
| Ambient light sensor | No | No | No | No | Absent | |
| Display Refresh Rate | 60 Hz | 60 Hz | 60 Hz | 60 Hz | ||
| Built-in music player | No | No | No | No | No | Absent |
| Professional function | Reverse route building (Tracback) | Operation at low temperatures | Operation at low temperatures | |||
| Smartphone connection | Bluetooth | Bluetooth | Bluetooth | Bluetooth 5.3 | Bluetooth | |
| Water Resistance Rating | 5 ATM | 5 ATM | 10 ATM | 5 ATM | ||
| Blood Pressure Measurement | Based on sensor readings | No | No | No | Absent | |
| Skin temperature measurement | No | No | No | No | No | Absent |
| Automatic workout recognition | Yes | Yes | No | Absent | ||
| Blood oxygen saturation measurement | Yes | Yes | Yes | Yes | ||
| Supported smartphone operating systems | Android, iOS | Android, iOS | Android, iOS | Android, iOS | ||
| Maximum operating time in ordinary mode | 12 hours | Up to 360 hours | 384 hours | |||
| Calls | Call control and conversation supported | Call management and conversation; speaking through the watch is supported | Call control and conversation supported | Call control and conversation via the watch | ||
| Case materials | Metal (steel) and plastic | Aluminum metal and plastic | Aluminum, plastic | Aluminum and plastic | ||
| Watch payments | No | No | No | No | Absent | |
| Case Color | Titanium | Black | Titanium | |||
There are no text reviews yet. If you have experience using this product, please leave a review. It will help other people decide whether this product is right for them.