Samsung Galaxy Watch Ultra 2 47mm Customer Reviews
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Samsung Galaxy Watch Ultra 2 47mm
Google Pixel Watch 5 45mm
Amazfit T-Rex 3 Pro
Apple Watch Series 12 42mm| Specification | Samsung Galaxy Watch Ultra 2 47mm | Google Pixel Watch 5 45mm | Amazfit T-Rex 3 Pro | Apple Watch Series 12 42mm |
|---|---|---|---|---|
| Brand | Samsung | Amazfit | Apple | |
| Model | Samsung Galaxy Watch Ultra 2 47mm | Google Pixel Watch 5 (41 mm and 45 mm configurations) | Amazfit T-Rex 3 Pro | Apple Watch Series 12 (42mm and 46mm configurations) |
| Announced | 2026, July 22 | 2026, August 12 | Not specified | 9 September 2026 |
| Dimensions | 47.4 × 47.1 × 10.7 mm | 41 mm or 45 mm diameter × 12.3 mm height | 48 mm: 48 × 48 × 14 mm; 44 mm: 44.8 × 44.8 × 13.2 mm, without heart-rate sensor base | 42mm: aluminum/titanium 42 × 37 × 9.7 mm; ceramic 43 × 37 × 9.85 mm. 46mm: aluminum/titanium 46 × 40 × 9.7 mm; ceramic 47 × 41 × 9.85 mm. |
| Weight | 61.5 g without band | 41 mm: 31 g; 45 mm: 36.7 g, without band | 48 mm: 52 g; 44 mm: 46.8 g, without strap | 42mm: aluminum GPS 32.2 g, GPS + Cellular 31.5 g, titanium 36.5 g, ceramic Pearl White 41.7 g / Night Blue 42.8 g. 46mm: aluminum GPS 39.5 g, GPS + Cellular 38.6 g, titanium 44.9 g, ceramic Pearl White 51.3 g / Night Blue 52.9 g. |
| Build materials | Titanium case | Aluminum case | Fibre-reinforced polymer case; Grade 5 titanium bezel and buttons | Aluminum, titanium or ceramic case, depending on configuration |
| Strap / band | Marine silicone; PeakForm hybrid; Trail fabric | Second-generation Active Band; soft-touch HNBR | 48 mm: 22 mm; 44 mm: 20 mm silicone quick-release strap; pin buckle | Band supplied; material and size depend on the selected configuration |
| Controls / buttons | Touchscreen; Home and Back buttons; customizable Quick Button | Touchless one-handed gestures Side button Haptic crown Gen 3 premium haptics | 4 physical buttons; touchscreen | Digital Crown with haptic feedback; side button; band-release button; single tap, double tap and wrist flick gestures |
| Wrist size | Not specified | 41 mm: small 130–175 mm, large 165–210 mm; 45 mm: small 150–185 mm, large 165–215 mm | 48 mm: 145–210 mm; 44 mm: 140–205 mm | 42mm: 130–200 mm; 46mm: 140–245 mm |
| Specification | Samsung Galaxy Watch Ultra 2 47mm | Google Pixel Watch 5 45mm | Amazfit T-Rex 3 Pro | Apple Watch Series 12 42mm |
|---|---|---|---|---|
| Display | 1.52-inch Super AMOLED | 41 mm: 1.2-inch; 45 mm: 1.4-inch Actua 360 LTPO AMOLED | 48 mm: 1.5-inch; 44 mm: 1.32-inch AMOLED | Always-On Retina LTPO3 wide-angle OLED |
| Screen resolution | 498 × 498 pixels | 41 mm: 408 × 408; 45 mm: 456 × 456 pixels; 320 ppi | 48 mm: 480 × 480 pixels, 322 ppi; 44 mm: 466 × 466 pixels, 353 ppi | 42mm: 374 × 446 pixels, 970 mm² display area. 46mm: 416 × 496 pixels, 1196 mm² display area. Both: 326 ppi. |
| Display protection | Sapphire crystal | 3D Corning Gorilla Glass 5 | Sapphire glass | Ceramic Shield 2 on aluminum cases; sapphire front crystal on titanium and ceramic cases |
| Display features | 5000 nits (peak) | Always-on display; 1–60 Hz; DCI-P3 colour | Not specified | 1 Hz refresh; up to 2,000 nits peak brightness; 1 nit minimum brightness |
| Specification | Samsung Galaxy Watch Ultra 2 47mm | Google Pixel Watch 5 45mm | Amazfit T-Rex 3 Pro | Apple Watch Series 12 42mm |
|---|---|---|---|---|
| Processor | Qualcomm Snapdragon Wear Elite, 3 nm | Qualcomm Snapdragon W5 Gen 2; Cortex-M55 coprocessor | Not specified | Apple S11 chip; 4-core Neural Engine |
| CPU | 5-core | Quad-core (4x1.7 GHz Cortex-A53) | Not specified | 64-bit dual-core |
| RAM | 2 GB | 3 GB | Not specified | Not specified |
| Storage | 64 GB | 64 GB eMMC | Not specified | 64 GB |
| Operating system | Wear OS 7; One UI 9 Watch | Wear OS 7 | Zepp OS 6 | watchOS 27 |
| GPU | Not specified | Adreno A702 | Not specified | Not specified |
| Specification | Samsung Galaxy Watch Ultra 2 47mm | Google Pixel Watch 5 45mm | Amazfit T-Rex 3 Pro | Apple Watch Series 12 42mm |
|---|---|---|---|---|
| Network / cellular | GSM / HSPA / LTE | LTE and UMTS on cellular editions | Not specified | 5G RedCap and LTE on GPS + Cellular models; international roaming supported |
| SIM / eSIM | eSIM | LTE edition: eSIM | Not specified | eSIM on GPS + Cellular models |
| Wi-Fi | Wi-Fi 2.4 GHz + 5 GHz | Wi-Fi 802.11a/b/g/n/ac/ax; 2.4 GHz + 5 GHz | Wi-Fi 2.4 GHz | Wi‑Fi 4 (802.11n), 2.4 GHz and 5 GHz |
| Bluetooth | Bluetooth 5.3 | Bluetooth 6.0 | Bluetooth 5.2 BLE | Bluetooth 5.3 |
| NFC | Supported | Supported | Not specified | Supported; Apple Pay |
| Positioning / GNSS | Dual-frequency GPS, L1 + L5 | Dual-band L1 + L5; GPS; Galileo; GLONASS; BeiDou; QZSS | Dual-band GNSS; 6 satellite systems; circularly polarized antenna | Precision L1 GPS; GLONASS; Galileo; QZSS; BeiDou |
| Ultra Wideband (UWB) | Not specified | Supported | Not specified | Second-generation Ultra Wideband chip |
| Satellite features | Not specified | Satellite SOS on LTE edition; regional availability | Not specified | Not specified |
| Specification | Samsung Galaxy Watch Ultra 2 47mm | Google Pixel Watch 5 45mm | Amazfit T-Rex 3 Pro | Apple Watch Series 12 42mm |
|---|---|---|---|---|
| Speaker | Supported | Supported | Supported | Speaker with media playback |
| Microphone | Supported | Supported | Supported | Microphone with Voice Isolation |
| Calling | Bluetooth calling with a connected smartphone; standalone calling on LTE editions | Yes | Bluetooth calling | Bluetooth calling; cellular calling on GPS + Cellular models; international emergency calling |
| Specification | Samsung Galaxy Watch Ultra 2 47mm | Google Pixel Watch 5 45mm | Amazfit T-Rex 3 Pro | Apple Watch Series 12 42mm |
|---|---|---|---|---|
| Sensors | Samsung BioActive: optical heart-rate, electrical heart signal, bioelectrical impedance analysis; temperature; accelerometer; barometer; gyroscope; geomagnetic; light sensor | Compass; altimeter; red and infrared SpO₂ sensors; electrical ECG sensors; multipath optical heart-rate sensor; accelerometer; gyroscope; ambient-light sensor; cEDA skin-conductance sensor; far-field skin-temperature sensor; barometer; magnetometer | BioTracker 6.0 PPG; accelerometer; gyroscope; geomagnetic sensor; barometric altimeter; ambient light; temperature | High-g accelerometer; high dynamic-range gyroscope; compass; always-on altimeter; ambient-light sensor; second-generation electrical heart sensor; always-on optical heart sensor; blood-oxygen sensor; temperature sensor; depth gauge; water-temperature sensor |
| Health & wellness features | Heart rate; SpO₂; ECG; body composition; temperature; stress; Vitals; Heart Health Score | Continuous heart rate; ECG; SpO₂; skin temperature; stress tracking; cEDA | 24-hour heart rate, SpO₂ and stress; one-tap measurement; PAI; breathing exercises; high and low heart-rate alerts; low SpO₂ alerts; high-altitude SpO₂ reminders; skin temperature; HybridCharge | Heart rate and HRV; Blood Oxygen; ECG; respiratory rate; wrist temperature; Readiness and Vitals; high/low heart-rate and irregular-rhythm notifications; cycle tracking; hypertension notifications |
| Sleep tracking | Sleep-stage tracking; sleep-apnea risk detection; sleep Vitals | Sleep stages; sleep score; overnight health metrics | Sleep stages including REM; naps; sleep breathing quality; sleep score | Sleep duration and stages; sleep score; sleep-apnea notifications |
| Sports / workout modes | Running; trail running; cycling; swimming; multisport and other automatic/manual workouts | Not specified | 187 sports modes | Running; hiking; cycling; pool and open-water swimming; skiing; snowboarding; rowing; paddling; golf; walking; HIIT; yoga; strength; dance; Pilates; Tai Chi; kickboxing; multisport and more |
| Training & outdoor features | Daily Cardio Load; Fitness Index; workout and recovery guidance | Not specified | Zepp Coach; PeakBeats; training templates; interval training; track running; trajectory correction; virtual pacer; offline maps; turn-by-turn navigation; route import; return navigation; route-deviation alerts; altitude assistant; compass; sunrise and sunset; moon phase; tides; storm warnings; contour and ski maps; POI search; route planning; round-trip routing; auto rerouting; HYROX Virtual Pace | Custom workouts and views; Training Load; heart-rate zones; VO₂ max; Race Route; Pacer; running dynamics; automatic track detection; offline maps, routes, waypoints and Backtrack |
| Safety & emergency features | 86 dB safety siren; automatic Fall Detection; Emergency SOS by five Home-button presses | Emergency SOS; fall detection; safety check | Not specified | Emergency SOS; international emergency calling; Fall Detection; Crash Detection; flashlight; Check In; noise monitoring; emergency waypoints |
| Diving / depth features | Automatic depth, dive-time and water-temperature tracking | 5 ATM | Freediving to 45 m; recreational scuba-diving mode | Depth gauge to 6 m; water-temperature sensor |
| Specification | Samsung Galaxy Watch Ultra 2 47mm | Google Pixel Watch 5 45mm | Amazfit T-Rex 3 Pro | Apple Watch Series 12 42mm |
|---|---|---|---|---|
| Battery capacity | 800 mAh | 41 mm: 332 mAh; 45 mm: 465 mAh | 48 mm: 700 mAh; 44 mm: 500 mAh, rated | Not specified |
| Battery life | Up to 60 hours with AOD on | 41 mm: 30 hours AOD, 48 hours Battery Saver; 45 mm: 40 hours AOD, 72 hours Battery Saver | 48 mm: 25 days typical, 10 days heavy, 38 hours accurate GPS, 74 hours GPS power saver; 44 mm: 17 days typical, 8 days heavy, 26 hours accurate GPS, 51 hours GPS power saver | Up to 24 hours normal use; up to 38 hours Low Power Mode; up to 10 hours outdoor workout |
| Charging | Fast wireless charging, WPC-based | USB-C magnetic pin charging | Magnetic charging head | Fast-charge capable; up to 80% in about 30 minutes; 15 minutes for up to 12 hours normal use; 5 minutes for up to 10 hours sleep tracking |
| Water resistance | 10 ATM; IP69K | 5 ATM; IP68 | 10 ATM | 50 m swimproof under ISO 22810:2010 |
| Durability / certifications | MIL-STD-810H; EN13319 | Custom 3D Corning® Gorilla® Glass 5 | Rugged outdoor construction with Grade 5 titanium controls and sapphire glass | IP6X dust resistance |
| Specification | Samsung Galaxy Watch Ultra 2 47mm | Google Pixel Watch 5 45mm | Amazfit T-Rex 3 Pro | Apple Watch Series 12 42mm |
|---|---|---|---|---|
| Phone compatibility | Android 13.0 or later; more than 1.5 GB RAM; Google Mobile Services | Android 12 or later; Google account | Android 7 or later; iOS 15 or later | iPhone 11 or later, including iPhone SE (2nd generation or later), with iOS 27 or later |
| Companion app | Galaxy Wearable; Samsung Health | Google Pixel Watch; Fitbit | Zepp | Apple Watch app on iPhone; Health and Fitness apps for associated data |
| Colors | Titanium Silver; Titanium Gray | 41 mm: Obsidian, Fog, Olive, Canyon; 45 mm: Obsidian, Fog, Olive | 48 mm: Tactical Black, Black Gold; 44 mm: Arctic Gold, Black Gold | Aluminum: Dark Bronze, Light Gold, Black, Space Gray; titanium: Radiant Gold, Natural; ceramic: Pearl White, Night Blue |
| Specification | Samsung Galaxy Watch Ultra 2 47mm | Google Pixel Watch 5 45mm | Amazfit T-Rex 3 Pro | Apple Watch Series 12 42mm |
|---|---|---|---|---|
| Case material | Titanium | 100% recycled aluminum | Fibre-reinforced polymer; Grade 5 titanium bezel | Not specified |
| Peak brightness | 5,000 nits peak | 3,000 nits peak; 1 nit minimum | 3,000 nits peak | Up to 2,000 nits peak; 1 nit minimum |
| Charging time | 100% in 90 minutes; 40% in 30 minutes | 41 mm: 15/25/45 minutes to 50/80/100%; 45 mm: 15/30/60 minutes | Not specified | About 30 minutes to 80%; 15 minutes for up to 12 hours normal use; 5 minutes for up to 10 hours sleep tracking |
| Release status | Available. Released 2026, August 07 | Available. Released 2026, August 20 | Not specified | Available. Released 2026, September 18 |
| Model numbers | SM-L715F, SM-L715U | G0F3Y, G1XJ6, G25QD, GFW3R | Not specified | A3582, A3587 |
| Card slot | No | No | Not specified | No |
| Camera | No | No | Not specified | No |
| 3.5 mm headphone jack | No | No | Not specified | No |
| USB | No | No | Not specified | No |
| Radio | No | No | Not specified | No |
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 | Not specified | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | Not specified | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G bands | 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 66, 71 | LTE | Not specified | 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 38, 39, 40, 41, 66, 71 |
| Network speed | HSPA, LTE | HSPA, LTE | Not specified | HSPA, LTE, 5G |
| SAR (US) | 0.44 W/kg (body) | Not specified | Not specified | Not specified |
| SAR (EU) | 0.42 W/kg (body) | Not specified | Not specified | Not specified |
| Pixels per inch | Not specified | 320 ppi | 48 mm: 322 ppi; 44 mm: 353 ppi | 326 ppi |
| Packing list | Not specified | Watch; small and large bands; charging dock or cable; quick start guide | Watch with standard strap; magnetic charging head; instruction manual | Apple Watch Series 12; band; 1 m magnetic fast-charger to USB-C cable |
| Third-party fitness apps | Not specified | Google Play apps; Google Maps; Google Wallet; Google Assistant | Strava; adidas Running; TrainingPeaks; komoot; Relive; Google Fit; Apple Health | Not specified |
| Flashlight | Not specified | Not specified | Red and white LED flashlight | Supported |
| Smart recognition | Not specified | Not specified | 25 strength-training movements; 8 sports movements | Not specified |
| Display material | Not specified | Not specified | Not specified | LTPO3 wide-angle OLED |
| Cover / touchscreen | Not specified | Not specified | Not specified | Supported |
| 5G bands | Not specified | Not specified | Not specified | 1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 26, 28, 38, 40, 41, 66, 71 SA/NSA |
| Additional hardware features | Not specified | Not specified | Not specified | Health Sensing System: third‑generation electrical heart sensor, always‑on optical heart sensor, blood oxygen sensor, temperature sensor; Temperature sensing (0.01˚ accuracy); Media playback |
Samsung Galaxy Watch Ultra 2 47mm specifications
| Brand | Samsung |
|---|---|
| Model | Samsung Galaxy Watch Ultra 2 47mm |
| Announced | 2026, July 22 |
| Dimensions | 47.4 × 47.1 × 10.7 mm |
| Weight | 61.5 g without band |
| Build materials | Titanium case |
| Strap / band | Marine silicone; PeakForm hybrid; Trail fabric |
| Controls / buttons | Touchscreen; Home and Back buttons; customizable Quick Button |
| Display | 1.52-inch Super AMOLED |
|---|---|
| Screen resolution | 498 × 498 pixels |
| Display protection | Sapphire crystal |
| Display features | 5000 nits (peak) |
| Peak brightness | 5,000 nits peak |
| Processor | Qualcomm Snapdragon Wear Elite, 3 nm |
|---|---|
| CPU | 5-core |
| RAM | 2 GB |
| Storage | 64 GB |
| Operating system | Wear OS 7; One UI 9 Watch |
| Network / cellular | GSM / HSPA / LTE |
|---|---|
| SIM / eSIM | eSIM |
| Wi-Fi | Wi-Fi 2.4 GHz + 5 GHz |
| Bluetooth | Bluetooth 5.3 |
| NFC | Supported |
| Positioning / GNSS | Dual-frequency GPS, L1 + L5 |
| USB | No |
| Radio | No |
| 2G bands | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G bands | 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 66, 71 |
| Network speed | HSPA, LTE |
| Speaker | Supported |
|---|---|
| Microphone | Supported |
| Calling | Bluetooth calling with a connected smartphone; standalone calling on LTE editions |
| Sensors | Samsung BioActive: optical heart-rate, electrical heart signal, bioelectrical impedance analysis; temperature; accelerometer; barometer; gyroscope; geomagnetic; light sensor |
|---|---|
| Health & wellness features | Heart rate; SpO₂; ECG; body composition; temperature; stress; Vitals; Heart Health Score |
| Sleep tracking | Sleep-stage tracking; sleep-apnea risk detection; sleep Vitals |
| Sports / workout modes | Running; trail running; cycling; swimming; multisport and other automatic/manual workouts |
| Training & outdoor features | Daily Cardio Load; Fitness Index; workout and recovery guidance |
| Safety & emergency features | 86 dB safety siren; automatic Fall Detection; Emergency SOS by five Home-button presses |
| Diving / depth features | Automatic depth, dive-time and water-temperature tracking |
| Battery capacity | 800 mAh |
|---|---|
| Battery life | Up to 60 hours with AOD on |
| Charging | Fast wireless charging, WPC-based |
| Water resistance | 10 ATM; IP69K |
| Durability / certifications | MIL-STD-810H; EN13319 |
| Phone compatibility | Android 13.0 or later; more than 1.5 GB RAM; Google Mobile Services |
|---|---|
| Companion app | Galaxy Wearable; Samsung Health |
| Colors | Titanium Silver; Titanium Gray |
| Case material | Titanium |
|---|
| Charging time | 100% in 90 minutes; 40% in 30 minutes |
|---|
| Release status | Available. Released 2026, August 07 |
|---|---|
| Model numbers | SM-L715F, SM-L715U |
| Card slot | No |
|---|
| Camera | No |
|---|
| 3.5 mm headphone jack | No |
|---|
| SAR (US) | 0.44 W/kg (body) |
|---|---|
| SAR (EU) | 0.42 W/kg (body) |
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