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 IMIKI SF1 smart watch has a 2.01-inch AMOLED display with 410x502 resolution and supports calls, notifications and voice assistant functions. It includes sleep, stress and women's health tracking, and supports cardio workouts, walking, running and cycling.
| This item | Recommendations | |||||
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IMIKI SF1 Black
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IMIKI TG1 Black
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IMIKI TG2 Black
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IMIKI ST2 Gold-colored case with pink silicone strap
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IMIKI KW66 Pro Black
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IMIKI TG1 Pink
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| Brand | IMIKI | IMIKI | IMIKI | IMIKI | IMIKI | IMIKI |
| Model | SF1 | TG1 | TG2 | ST2 | KW66 Pro | TG1 |
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| Price | BYN 336.57 | BYN 309.00 | BYN 296.44 | BYN 289.00 | BYN 288.37 | BYN 279.00 |
| 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 | No | No | No | No | No | No |
| NFC | No | No | No | No | No | |
| ANT+ | No | No | No | No | No | |
| Wi-Fi | No | No | No | No | No | |
| Width | 37 mm | 45.3 mm | 46 mm | 40.8 mm | 46 mm | 45.3 mm |
| Length | 45.8 mm | 45.3 mm | 51 mm | 49.7 mm | 46 mm | 45.3 mm |
| Weight | 39.8 g | 46.7 g | 55 g | 40 g | 55 g | |
| Calling | Call control and conversation supported | Call control and conversation; can speak through the watch | Call control and conversation supported | Can manage calls and conduct conversations on the watch | ||
| Altimeter | No | No | No | No | No | |
| App Store | No | No | No | No | No | |
| Barometer | No | No | No | No | No | |
| Pedometer | Yes | Yes | Yes | Yes | Yes | |
| Thickness | 1.2 mm | 10.6 mm | 12.5 mm | 12.5 mm | 11.5 mm | 10.6 mm |
| Clasp Type | Magnetic | Magnetic | Buckle | Magnetic | Magnetic | |
| ECG sensor | No | No | No | No | No | |
| Model Name | SF1 | TG1 | TG2 | ST2 | KW66 Pro | TG1 |
| Depth gauge | No | No | No | No | No | |
| Smart alarm | No | No | No | No | No | |
| Display Size | 2.01 inches | 1.43 inches | 1.96 inches | 1.43 inches | 1.43 inches | |
| Product Type | Smart watch | Smartwatch | Smartwatch | Smart watch | Smartwatch | Smartwatch |
| Strap colors | Black, orange | Black, red | Black, red | |||
| Charging Type | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic |
| Fast Charging | No | No | No | No | No | |
| Notifications | SMS, email, calendar, social networks, incoming calls, workout data, alarm | SMS, email, calendar, social networks, incoming calls, workout data, alarms | SMS, email, calendar, social networks, incoming calls, workout data, alarms | SMS, email, calendar, social networks, incoming calls, workout data, and alarm | SMS, email, calendar, social networks, incoming calls, workout data, and alarm | SMS, email, calendar, social networks, incoming call, workout data, alarm |
| Case materials | Metal (aluminum), plastic | Aluminum and plastic | Metal (aluminum), plastic | Metal (aluminum), plastic | Metal (zinc alloy) and plastic | |
| Remote Control | Smartphone music player | Smartphone music player | Smartphone camera and smartphone music player | Smartphone music player | Smartphone camera and smartphone music player | |
| Strap Material | Silicone | Silicone | Silicone | Silicone | Silicone | Silicone |
| Watch controls | Touchscreen, physical buttons, crown (wheel) | Touchscreen, physical buttons, crown (wheel) | Touchscreen, physical buttons, crown (wheel) | Touchscreen and crown (wheel) | Touchscreen, physical buttons, crown (wheel) | |
| Sports profiles | Cardio workouts, walking, running, cycling | Cardio workouts, walking, running, cycling, ball sports | Cardio workouts, walking, running, cycling, gaming sports | Cardio workouts, walking, running, cycling | Cardio workouts, walking, running, cycling, and gaming sports | Cardio workouts, walking, running, cycling, gaming sports |
| Voice Assistant | Supported | No | Supported | Present | No | |
| Workout planner | No | No | No | No | No | |
| SIM Card Support | No | No | No | No | No | No |
| Always-on display | Yes | Present | Yes | No | Yes | Yes |
| Bluetooth Version | 5.2 | 5.2 | 5.2 | 5.2 | 5.3 | 5.2 |
| Replaceable strap | Yes | Yes | Yes | Yes | Yes | Yes |
| Screen brightness | 1000 nits | 1000 nits | 1000 nits | |||
| Display Resolution | 410x502 | 466x466 | 240x296 | 466x466 | 466x466 | |
| Display Technology | AMOLED | AMOLED | AMOLED | TFT | AMOLED | AMOLED |
| Heart Rate Monitor | Built-in | Built in | Built-in | Built-in | Built-in | Built-in |
| Market launch year | 2024 | 2024 | 2024 | |||
| Scratch protection | No | No | No | No | No | |
| Additional Functions | Sleep tracking, stress level tracking, women's health tracking, calories burned counting, smartphone finder | Sleep tracking, women's health tracking, calorie counting, timer, stopwatch, flashlight mode, smartphone finder, built-in mini-games | Sleep tracking, stress-level tracking, women's health tracking, calorie counting, breathing exercises, timer, stopwatch, calculator, flashlight mode, smartphone finder, built-in mini-games | Sleep tracking, calorie expenditure counting, smartphone finding | Sleep tracking, calories burned counting, heart rate monitoring, breathing exercises, timer, stopwatch, and calculator | Sleep tracking, women's health tracking, calories burned counting, timer, stopwatch, flashlight mode, smartphone finder, built-in mini-games |
| Ambient light sensor | No | No | No | No | No | |
| Built-in music player | No | No | No | No | No | |
| Smartphone connectivity | Bluetooth | Bluetooth | Bluetooth | Bluetooth | Bluetooth | |
| Blood Pressure Measurement | No | Based on sensor readings | No | Based on sensor readings | No | Based on sensor readings |
| Supported Operating Systems | Android, iOS | Android, iOS | Android, iOS | Android, iOS | Android, iOS | |
| Skin temperature measurement | No | No | No | No | No | |
| Automatic workout recognition | No | No | No | |||
| Blood oxygen saturation measurement | Yes | Yes | Yes | Yes | Yes | |
| Maximum operating time in ordinary mode | 360 hours | 360 hours | 336 hours | 168 hours | 360 (unit not stated) | |
| Dust, water and impact resistance rating | IP68 | IP68 | IP68 | |||
| Case Color | Black | Black | Black | |||
| Watch payments | No | No | No | No | ||
| Display Brightness | 400 nits | 1000 nits | 1000 nits | |||
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