Samsung Galaxy Watch 6 vs Fitbit Sense 2
Compare specifications, current prices and availability. Choose up to four products from the same family.
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At a glance
Key specifications and important differences. Full details follow below.
| Feature |  Samsung Galaxy Watch 6 |  Fitbit Sense 2 |
|---|---|---|
| Price | Price range: KSh 22,500.00 through KSh 23,500.00 | KSh 29,500.00 |
| Display | Super AMOLED 44 mm: 1.5-inch 40 mm: 1.3-inch | AMOLED |
| Battery capacity | 44 mm: 425 mAh 40 mm: 300 mAh | — |
| Water resistance | 5 ATM | Water resistant to 50 m for suitable shallow-water use |
| Processor | Exynos W930 (5 nm) | — |
| RAM | 2 GB | — |
| Storage | 16 GB | — |
| Operating system | Wear OS Powered by Samsung; One UI Watch | — |
| Network / cellular | LTE on LTE models only | — |
| Positioning / GNSS | Built-in L1 GPS; GPS, GLONASS, BeiDou and Galileo | Built-in GPS and GLONASS |
| Health & wellness features | Heart-rate monitoring, ECG, blood pressure, body composition, blood oxygen and skin-temperature features; availability varies by market and paired phone | Heart rate, blood oxygen, cEDA body response, ECG-compatible, skin-temperature variation and stress features; availability varies and not intended for diagnosis |
Full specifications
2 of 4 products
| Specification | Samsung Galaxy Watch 6 | Fitbit Sense 2 |
|---|---|---|
| Identity & design | ||
| Brand | Samsung | Fitbit |
| Model | Galaxy Watch6 | Fitbit Sense 2 |
| Announced | July 2023 | August 2022 |
| Dimensions | 44 mm: 44.4 × 42.8 × 9.0 mm 40 mm: 40.4 × 38.8 × 9.0 mm | 40.5 × 40.5 × 11.2 mm |
| Weight | 44 mm: 33.3 g 40 mm: 28.7 g | 37.64 g |
| Build materials | Armor Aluminum case; sapphire-crystal display | Aluminum watch case and buckle; Corning Gorilla Glass 3 |
| Wrist size | — | Small: 130–180 mm; large: 165–220 mm; both sizes included |
| Strap / band | — | Flexible classic sport band; small and large sizes included |
| Controls / buttons | Touchscreen and physical buttons | Side button and AMOLED touchscreen |
| Display | ||
| Display | Super AMOLED 44 mm: 1.5-inch 40 mm: 1.3-inch | AMOLED |
| Screen resolution | 44 mm: 480 × 480 pixels (327 ppi) 40 mm: 432 × 432 pixels (330 ppi) | — |
| Display protection | Sapphire crystal | Corning Gorilla Glass 3 |
| Display features | Full-colour Always-On Display; up to 2,000 nits | Always-on display supported; increases power use |
| Performance & software | ||
| Processor | Exynos W930 (5 nm) | — |
| CPU | Dual-core CPU up to 1.4 GHz | — |
| RAM | 2 GB | — |
| Storage | 16 GB | — |
| Operating system | Wear OS Powered by Samsung; One UI Watch | — |
| Connectivity | ||
| Network / cellular | LTE on LTE models only | — |
| SIM / eSIM | eSIM on LTE models | — |
| Wi-Fi | Wi-Fi 2.4 GHz and 5 GHz | Wi-Fi hardware present but deactivated and cannot be enabled |
| Bluetooth | Bluetooth 5.3 | Bluetooth Low Energy |
| NFC | Supported | Built-in NFC; supported payment features vary by country and bank |
| Positioning / GNSS | Built-in L1 GPS; GPS, GLONASS, BeiDou and Galileo | Built-in GPS and GLONASS |
| Audio & communication | ||
| Speaker | Speaker | Built-in speaker, rated 75 dB SPL at 10 cm |
| Microphone | Microphone | Built-in microphone |
| Calling | Bluetooth calling; standalone cellular calling on LTE models | On-wrist Bluetooth calling features depend on phone, app and region support |
| Sensors, health & fitness | ||
| Sensors | Samsung BioActive Sensor (optical heart-rate, electrical heart and bioelectrical impedance analysis), temperature sensor, accelerometer, barometer, gyroscope, geomagnetic sensor and light sensor | Multi-path optical heart-rate sensor; cEDA skin-conductance sensor; multipurpose electrical sensors compatible with ECG and EDA apps; red and infrared SpO₂ sensors; gyroscope; altimeter; 3-axis accelerometer; skin-temperature sensor; ambient-light sensor |
| Health & wellness features | Heart-rate monitoring, ECG, blood pressure, body composition, blood oxygen and skin-temperature features; availability varies by market and paired phone | Heart rate, blood oxygen, cEDA body response, ECG-compatible, skin-temperature variation and stress features; availability varies and not intended for diagnosis |
| Sleep tracking | Sleep tracking and sleep coaching | Sleep stages, sleep score and overnight wellness tracking |
| Sports / workout modes | Multiple workout modes with automatic workout detection | Exercise tracking with SmartTrack automatic exercise recognition; steps, distance, calories and Cardio Fitness Score |
| Training & outdoor features | GPS workout tracking and personalised heart-rate zones | — |
| Safety & emergency features | Fall detection and SOS features when configured | — |
| Battery & durability | ||
| Battery capacity | 44 mm: 425 mAh 40 mm: 300 mAh | — |
| Battery life | Up to 40 hours with Always-On Display off; up to 30 hours with Always-On Display on | More than 6 days; up to 5 hours with continuous GPS; always-on display, SpO2 and cEDA increase power use |
| Charging | Fast WPC-based wireless charging | Proprietary charging cable; about one day of battery from 12 minutes of fast charging |
| Water resistance | 5 ATM | Water resistant to 50 m for suitable shallow-water use |
| Durability / certifications | IP68; MIL-STD-810H | 5 ATM under ISO 22810:2010 |
| Compatibility | ||
| Phone compatibility | Android 10 or later with more than 1.5 GB RAM and Google Mobile Services; compatibility varies by market and device | Android 11.0 or later; iOS 16.4 or later; Bluetooth LE and internet required |
| Companion app | Galaxy Wearable and Samsung Health | Google Health app |
| Colors | Graphite; Silver; Gold | Shadow Grey / Graphite Aluminum; Lunar White / Platinum Aluminum; Blue Mist / Soft Gold Aluminum |
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