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.
Samsung Galaxy Watch Ultra2 is a 47 mm smartwatch in gray, identified as the 2026 generation. It has an AMOLED display, LTE with eSIM support, a titanium metal case, and a silicone strap.
Features include built-in music playback, an app store, Google Assistant, Google Pay, and heart-rate monitoring. A built-in camera, smart alarm, and ANT+ are absent.
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Samsung Galaxy Watch Ultra2 gray 47 mm size; gray color; 2026 generation
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Samsung Galaxy Watch Ultra2 Black
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Samsung Galaxy Watch9 Graphite 40 mm case in Graphite
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Samsung Galaxy Watch9 Silver 44 mm smartwatch in silver
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Samsung Galaxy Watch9 Graphite 44 mm case size; Graphite color
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Samsung Galaxy Watch9 S Cream
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| Brand | Samsung | Samsung | Samsung | Samsung | Samsung | Samsung |
| Model | Galaxy Watch Ultra2 | Galaxy Watch Ultra2 | Galaxy Watch9 | Galaxy Watch9 | Galaxy Watch9 | Galaxy Watch9 S |
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| Price | BYN 1,743.56 | BYN 1,742.26 | BYN 1,033.63 | BYN 1,119.65 | BYN 1,097.57 | BYN 1,041.62 |
| 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 |
| NFC | Yes | Supported | Yes | Yes | Present | Present |
| ANT+ | Absent | Absent | No | No | Absent | Confirmed absent |
| Size | 47 mm | 47 mm case | 40 mm | 44 mm | 44 mm case size | 40 mm |
| Wi-Fi | 802.11ac (Wi-Fi 5) | 802.11ac (Wi-Fi 5) | 802.11ac (Wi-Fi 5) | 802.11ac (Wi-Fi 5) | 802.11ac (Wi-Fi 5) | 802.11ac (Wi-Fi 5) |
| Width | 47.1 mm | 47.1 mm | 40.4 mm | 43.7 mm | 43.7 mm | 40.4 mm |
| Length | 47.4 mm | 47.4 mm | 42.7 mm | 46 mm | 46 mm | 42.7 mm |
| Weight | 61.5 g | 61.5 g | 31.5 g | 34 g | 34 g | 31.5 g |
| App Store | Yes | Supported | Yes | Yes | Present | Present |
| Thickness | 10.7 mm | 10.7 mm | 8.6 mm | 8.6 mm | 8.6 mm | 8.6 mm |
| Clasp Type | Buckle | Buckle | Buckle | Buckle | ||
| Model Name | Galaxy Watch Ultra2 | Galaxy Watch Ultra2 | Galaxy Watch9 | Galaxy Watch9 | Galaxy Watch9 | Galaxy Watch9 S |
| Smart alarm | Absent | Absent | No | No | Absent | Confirmed absent |
| Strap Color | Gray | Black | Green | Graphite | White | |
| Display Size | 1.52 inches | 1.52 inches | 1.34 inches | 1.47 inches | 1.47 inches | |
| Product Type | smartwatch | Smartwatch | Smartwatch | Smartwatch | Smartwatch | Smartwatch |
| RAM Capacity | 2 GB | 2 GB | 2 GB | 2 GB | ||
| Case Material | Titanium metal | Titanium | Aluminum metal | Aluminum | Aluminum metal | Aluminum |
| Notifications | SMS, email, calendar, social networks, incoming calls, recent call list, workout data, and alarm | SMS, email, calendar, social networks, incoming calls, recent call list, workout data, and alarms | SMS, email, calendar, social networks, incoming calls, recent call list, workout data, and alarms | SMS, email, calendar, social networks, incoming calls, recent call list, workout data, and alarm | SMS, email, calendar, social networks, incoming calls, recent call list, workout data, and alarm | SMS, email, calendar, social networks, incoming calls, recent call list, workout data, and alarm |
| Remote Control | Smartphone camera and music player | Smartphone camera and smartphone music player | Smartphone camera and smartphone music player | Smartphone camera and smartphone music player | Smartphone camera and music player | Smartphone camera and smartphone music player |
| Strap Material | Silicone | Silicone | Silicone | Silicone | Silicone | Silicone |
| Watch controls | Touchscreen and physical buttons | Touchscreen and physical buttons | Touchscreen, touch button, and physical buttons | Touchscreen, touch button, and physical buttons | Touchscreen, touch button, and physical buttons | Touchscreen, touch button, and physical buttons |
| Watch payments | Google Pay | Google Pay | Google Pay | Google Pay | Google Pay | Google Pay |
| Built-in camera | Absent | Absent | No | No | ||
| Sports profiles | Strength training, cardio training, walking, rowing, 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, team sports, skiing, and golf | Strength training, cardio training, walking, rowing, yoga, running, cycling, swimming, surfing, snowboarding, gaming sports, skiing, and golf | |||
| Voice Assistant | Google Assistant | Google Assistant | Google Assistant | Google Assistant | Google Assistant | Google Assistant |
| Workout planner | Yes | Supported | Yes | Yes | Present | Present |
| Operating System | Wear OS | Wear OS | Wear OS | Wear OS | Wear OS | Wear OS |
| Always-on display | Yes | Supported | Yes | Yes | Present | Present |
| Bluetooth Version | 6.0 | 6.0 | 5.4 | 5.4 | 5.4 | 6.0 |
| Replaceable strap | Yes | Supported | Yes | Yes | Present | Present |
| Display Resolution | 498x498 | 498 x 498 | 438x438 | 480x480 | 480x480 | |
| Display Technology | AMOLED | AMOLED | AMOLED | AMOLED | AMOLED | |
| Scratch protection | Sapphire glass | Sapphire glass | Sapphire glass | Sapphire glass | Sapphire glass | Sapphire glass |
| Market release year | 2026 | 2026 | 2026 | 2026 | 2026 | 2026 |
| Additional Functions | Sleep tracking, stress tracking, women's health tracking, calorie counting, apnea detection, heart-rate monitoring, breathing exercises, glove operation, timer, stopwatch, compass, voice recorder, flashlight mode, smartphone finding, customizable button, SOS button, incident alerts (fall/accident), wireless headphone connection, and use as an access card | Sleep tracking, stress tracking, women's health tracking, calorie counting, apnea detection, heart-rate monitoring, breathing exercises, glove operation, timer, stopwatch, compass, voice recorder, flashlight mode, smartphone finder, configurable button, SOS button, incident alerts (in case of a fall/accident), wireless headphone connection, and use as an access card | Sleep tracking, stress tracking, women's health tracking, calorie counting, apnea detection, heart-rate monitoring, breathing exercises, timer, stopwatch, compass, smartphone finding, and noise monitoring | Sleep tracking, stress-level tracking, women's health tracking, calorie counting, apnea detection, heart-rate monitoring, breathing exercises, timer, stopwatch, compass, smartphone finder, and noise monitoring | Sleep tracking, stress tracking, women's health tracking, calorie counting, apnea detection, heart rate monitoring, breathing exercises, timer, stopwatch, compass, smartphone finder, and noise monitoring | Sleep tracking, stress tracking, women's health tracking, calorie counting, apnea detection, heart-rate monitoring, breathing exercises, timer, stopwatch, compass, smartphone finder, and noise monitoring |
| Built-in music player | Yes | Supported | Yes | Yes | Present | Present |
| Smartphone connection | Bluetooth | Bluetooth | Bluetooth | |||
| Professional functions | Low-temperature operation; dive log; workout load analysis (Training Load/Training Load Focus); cadence measurement; VO2 Max estimate; recovery time estimate; workout readiness estimate (Body Battery/Readiness); HRV status estimate; workout progress estimate (Training Status); training effect estimate, including swimming training effect (SWOLF); reverse route navigation (Tracback); slope and ascent gain display (ClimbPro Ascent Feature); pedal power phase tracking (Power Phase/PP); and functional threshold power (FTP) estimate | Operation at low temperatures; dive log; training-load analysis (Training Load/Training Load Focus); cadence measurement; VO2 Max calculation; recovery-time calculation; workout-readiness calculation (Body Battery/Readiness); heart-rate variability status calculation (HRV); training-progress calculation (Training Status); training-effect calculation; swimming training-effect calculation (SWOLF); reverse-route mapping (Tracback); display of slope and elevation gain (ClimbPro Ascent Feature); pedal power-phase tracking (Power Phase/PP); and functional threshold power assessment (FTP) | Cardiorespiratory fitness calculation (VO2 Max), workout readiness calculation (Body Battery/Readiness), and heart rate variability status calculation (HRV) | Cardiorespiratory fitness calculation (VO2 Max), workout readiness calculation (Body Battery/Readiness), and heart rate variability status calculation (HRV) | Cardiorespiratory fitness (VO2 Max) calculation, workout readiness (Body Battery/Readiness) calculation, and heart rate variability (HRV) status calculation | |
| Water-resistance class | 10 ATM | 5 ATM | 5 ATM | 5 ATM | ||
| Blood Pressure Measurement | Based on sensor readings | Based on sensor readings | Based on sensor readings | Based on sensor readings | Based on sensor readings | Based on sensor readings |
| Automatic workout recognition | Yes | Yes | Yes | Present | ||
| Supported smartphone operating system | Android | Android | Android | Android | Android | |
| Calls | Call management and conversation supported | Call control and conversation | Call control and conversation supported | Call management and conversation; the watch can be used to talk | ||
| Display Brightness | 5000 nits | 3000 nits | 3000 nits | 3000 nits | ||
| GPS | Yes | Yes | Present | Present | ||
| Altimeter | Yes | Yes | Present | Present | ||
| Barometer | Yes | Yes | Present | Present | ||
| Pedometer | Yes | Present | Present | |||
| ECG sensor | Yes | Yes | Present | Present | ||
| Depth gauge | No | No | Absent | Confirmed absent | ||
| Charging Type | Wireless (WPC) | Wireless (WPC) | Wireless (WPC) | Wireless (WPC) | ||
| Fast Charging | Yes | Yes | Present | Present | ||
| SIM Card Support | No | No | No SIM card support | Confirmed absent | ||
| Heart Rate Monitor | Built-in | Built-in | Built in | Built-in | ||
| Ambient light sensor | Yes | Yes | Present | |||
| Skin temperature measurement | Yes | Yes | Present | Present | ||
| Blood oxygen saturation measurement | Yes | Yes | Present | Present | ||
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