Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
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Black Garmin CIRQA fitness tracker without a screen, size L-XL, with a plastic case and replaceable black fabric strap. It supports smartphone connection via Bluetooth and includes sleep, stress and women's health tracking, calorie counting, and breathing exercises.
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| Brand | Garmin | Garmin | Garmin | Garmin | Huawei | Huawei |
| Model | CIRQA | Fenix 8 Pro | Fenix 8 | Garmin Fenix 8 Pro | Band 11 Pro | Band 11 |
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| Price | BYN 1,248.50 | BYN 4,680.91 | BYN 4,354.05 | BYN 5,021.34 | BYN 187.62 | BYN 152.22 |
| 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 | Yes | Present | No | ||
| NFC | No | Yes | Absent | No | ||
| ANT+ | Yes | Yes | Absent | No | ||
| Size | L-XL | 47 mm | 47 mm | 47 mm case size | ||
| Wi-Fi | No | Absent | No | |||
| Width | 27 mm | 47 mm | 47 mm. | 28.2 mm | 28.2 mm | |
| Length | 47 mm | 47 mm | 47 mm. | 43.5 mm | 42.6 mm | |
| Weight | 14.8 g | 56 g | 52 g. | 18 g | 17 g | |
| Controls | Physical buttons | Touchscreen, physical buttons, and crown (wheel). | Touchscreen and physical buttons | |||
| Altimeter | No | Yes | Absent | No | ||
| Barometer | No | Yes | Absent | No | ||
| Pedometer | Yes | Yes | Present | Yes | ||
| Thickness | 9 mm | 16 mm | 13.8 mm. | 8.99 mm | 8.99 mm | |
| Case Color | Black | Black | Black | |||
| Clasp Type | Hook-and-loop | Buckle | Buckle | Buckle | ||
| ECG sensor | No | Yes | Absent. | Absent | No | |
| Model Name | CIRQA | Fenix 8 Pro | Fenix 8 | Garmin Fenix 8 Pro | Band 11 Pro | Band 11 |
| Depth gauge | No | Yes | Absent | No | ||
| Smart alarm | Yes | Absent. | Absent | No | ||
| Strap Color | Black | Black | Black | |||
| Product Type | Fitness tracker without a screen | smartwatch | Smartwatch | Smartwatch | Fitness tracker | Fitness tracker |
| Case Material | Plastic | Metal (titanium) | Aluminum | Aluminum | ||
| Charging Type | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | |
| Strap Material | Fabric | Silicone | Silicone; replaceable. | Silicone | Silicone | |
| Sports profiles | Strength training, cardio training, walking, yoga, running, cycling, swimming and team sports | Strength training, cardio training, walking, yoga, running, cycling, swimming, diving, surfing, snowboarding, gaming sports, skiing, and golf | 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, yoga, running, cycling, swimming, diving, surfing, snowboarding, gaming sports, skiing and golf | Strength training, cardio training, walking, rowing, yoga, running, cycling, swimming, gaming sports, and martial arts | Strength training, cardio training, walking, rowing, yoga, running, cycling, swimming, game sports, and martial arts |
| Voice Assistant | No | Yes | Present. | Absent | No | |
| Workout planner | Yes | Yes | Present. | Supported | Present | Yes |
| Operating System | Proprietary | Proprietary | Harmony OS | Harmony OS | ||
| SIM Card Support | No | Absent | No | Absent | No | |
| Replaceable strap | Yes | Yes | Yes | Supported | Yes | |
| Heart Rate Monitor | Built-in | Built-in; external monitor available separately | Built in | Built-in | ||
| Scratch protection | No | Sapphire glass | Sapphire glass | Absent | No | |
| Market release year | 2026 | 2025 | 2024. | 2025 | 2026 | |
| Additional Functions | Sleep tracking, stress tracking, women's health tracking, calories burned counting and breathing exercises | Sleep tracking, stress-level tracking, women's health tracking, calorie counting, apnea detection, heart-rate monitoring, breathing exercises, removal detection, glove operation, timer, stopwatch, compass, flashlight mode, and smartphone finder | Sleep tracking, stress-level tracking, women's health tracking, calorie counting, sleep apnea detection, breathing exercises, timer, stopwatch, compass, flashlight mode, and phone finding. | Sleep tracking, stress tracking, women's health tracking, calorie counting, sleep apnea detection, heart-rate monitoring, breathing exercises, timer, stopwatch, calculator, compass, flashlight mode, and smartphone finding | Sleep tracking, stress-level tracking, women's health tracking, calorie counting, apnea detection, heart-rate monitoring, breathing exercises, timer, stopwatch, calculator, compass, flashlight mode, and smartphone finding | |
| Ambient light sensor | No | Present | Yes | |||
| Built-in music player | No | Yes | Present. | Absent | No | |
| Smartphone connection | Bluetooth | Bluetooth | Bluetooth | Bluetooth | ||
| Water Resistance Rating | 5 ATM | 10 ATM | 10 ATM. | 10 ATM | 5 ATM | |
| Blood Pressure Measurement | No | Absent | Absent. | No | Absent | No |
| Skin temperature measurement | Yes | Absent | No | Absent | No | |
| Blood oxygen saturation measurement | Yes | Yes | Present | Yes | ||
| App Store | Yes | Present. | Absent | No | ||
| Display Size | 1.4 inches | 1.4 inches | 1.62 inches | 1.62 inches | ||
| Notifications | SMS, email, calendar, social networks, incoming calls, recent calls list, workout data, and alarm | SMS, email, calendar, social networks, incoming calls, recent calls list, workout data, and alarms. | SMS, email, calendar, social networks, incoming calls, workout data, and alarms | SMS, email, calendar, social networks, incoming calls, workout data, and alarms | ||
| Remote Control | Action camera | Can remotely control a smartphone camera, an action camera, and a smartphone music player. | Smartphone camera and smartphone music player | Smartphone camera and smartphone music player | ||
| Watch controls | Touchscreen and physical buttons | Touchscreen and physical buttons | Touchscreen and physical buttons | |||
| Watch payments | Garmin Pay | Garmin Pay. | Garmin Pay | Absent | No | |
| Built-in camera | Absent | Absent | No | |||
| Always-on display | Yes | Yes | Present | Yes | ||
| Display Resolution | 454x454 | 454x454 | 286 × 482 | 286x482 | ||
| Display Technology | AMOLED | AMOLED | AMOLED | AMOLED | ||
| Supported smartphone operating systems | Android, iOS | Android and iOS | Android, iOS, HarmonyOS | Android, iOS, HarmonyOS | ||
| Edition | Sapphire | International version | International version | |||
| Professional functions | Extended dive metrics recording and dive log; training load and Training Load Focus analysis; cadence, stride length, and ground contact time measurements; Grit and Flow metrics; Performance Condition; Pace/PacePro; VO2 Max; Recovery Time; Body Battery/Readiness; HRV status; Training Status and Training Effect, including SWOLF for swimming; Tracback routes; Race Time Prediction; ClimbPro Ascent Feature; FTP and Lactate Threshold; running Vertical Oscillation; tide data; windsurfing and kitesurfing profiles; Trendline popular-route maps; and resort ski maps. | Ground contact time measurement, running pace control (Pace/PacePro), VO2 Max calculation, recovery time calculation, heart rate variability (HRV) status calculation, and race time prediction | Cardiorespiratory fitness (VO2 Max) calculation, recovery time calculation, and heart rate variability (HRV) status calculation | |||
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