Samsung Galaxy Fit 3 vs Samsung Galaxy Watch 9 40mm
Compare specifications, current prices and availability. Choose up to four products from the same family.
Selected Item  Samsung Galaxy Fit 3 Original price was: KSh 8,000.00.KSh 7,500.00Current price is: KSh 7,500.00.Buy now |
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At a glance
Key specifications and important differences. Full details follow below.
| Feature | Samsung Galaxy Fit 3 |  Samsung Galaxy Watch 9 40mm |
|---|---|---|
| Price | Original price was: KSh 8,000.00.KSh 7,500.00Current price is: KSh 7,500.00. | KSh 39,500.00 |
| Display | 1.6-inch AMOLED, 16 million colors | 1.34-inch Super AMOLED Always On Display |
| Battery capacity | 208 mAh typical | 390 mAh lithium-ion |
| Water resistance | 5 ATM rated | 5 ATM / 50 m under ISO 22810; IPX8 tested to 1.5 m fresh water for up to 30 minutes |
| Positioning / GPS | — | Dual-band GPS (L1+L5); GLONASS; Galileo; BeiDou; QZSS |
| Health & wellness features | Heart rate, blood oxygen, stress and menstrual-cycle tracking; body composition and ECG are not supported | Heart rate; ECG; blood pressure; blood oxygen; body composition; skin temperature; antioxidant index; Energy Score |
| Sleep tracking | Sleep monitoring and coaching when paired with Samsung Health | Sleep duration, patterns and quality; sleep coaching; sleep-apnea risk detection |
| Sports / workout modes | More than 100 workout types with automatic workout detection | Automatic and manual workout tracking across running, walking, cycling, swimming and other activities |
| Phone compatibility | Compatible Android smartphones; Samsung account and Galaxy Wearable/Samsung Health apps required; some features require a Galaxy phone | — |
Full specifications
2 of 4 products
| Specification | Samsung Galaxy Fit 3 | Samsung Galaxy Watch 9 40mm |
|---|---|---|
| Identity & design | ||
| Brand | Samsung | Samsung |
| Model | Samsung Galaxy Fit3 (SM-R390) | Samsung Galaxy Watch9 40mm |
| Announced | February 2024 | 22 July 2026 |
| Dimensions | 42.9 × 28.8 × 9.9 mm | 42.7 × 40.4 × 8.6 mm |
| Weight | 18.5 g body only (band excluded) | 31.5 g |
| Build materials | Aluminum body with display cover glass | Sapphire crystal front; Armor Aluminum 2 frame |
| Wrist size | Band fit varies by supplied strap configuration | — |
| Strap / band | Quick-release sport band; color varies by configuration | Lightweight breathable Sport Band with Dynamic Lug System |
| Controls / buttons | Home button and touchscreen | Touchscreen and two side buttons |
| Display | ||
| Display | 1.6-inch AMOLED, 16 million colors | 1.34-inch Super AMOLED Always On Display |
| Screen resolution | 256 × 402 pixels | 438 × 438 pixels |
| Display protection | — | Sapphire crystal |
| Display features | Always-on display supported; reduces battery life | Full-color Always On Display; up to 3,000 nits peak brightness |
| Memory & software | ||
| RAM | — | 2 GB |
| Storage | 256 MB | 32 GB |
| Operating system | FreeRTOS | Wear OS 7 with One UI Watch 9 |
| Connectivity | ||
| Bluetooth | Bluetooth 5.3 | Bluetooth 6.0 |
| NFC | — | Supported |
| Positioning / GNSS | — | Dual-band GPS (L1+L5); GLONASS; Galileo; BeiDou; QZSS |
| Health & fitness | ||
| Sensors | Accelerometer, barometer, gyroscope, optical heart-rate sensor, and ambient-light sensor | Accelerometer; barometer; bioelectrical impedance analysis sensor; electrical heart sensor; gyroscope; geomagnetic sensor; ambient-light sensor; optical heart-rate sensor; skin-temperature sensor |
| Health & wellness features | Heart rate, blood oxygen, stress and menstrual-cycle tracking; body composition and ECG are not supported | Heart rate; ECG; blood pressure; blood oxygen; body composition; skin temperature; antioxidant index; Energy Score |
| Sleep tracking | Sleep monitoring and coaching when paired with Samsung Health | Sleep duration, patterns and quality; sleep coaching; sleep-apnea risk detection |
| Sports / workout modes | More than 100 workout types with automatic workout detection | Automatic and manual workout tracking across running, walking, cycling, swimming and other activities |
| Smart features | ||
| Safety & emergency features | Fall detection and SOS features when paired with a compatible Galaxy phone | Fall detection and Emergency SOS |
| Speaker | — | Supported |
| Microphone | — | Supported |
| Battery & durability | ||
| Battery capacity | 208 mAh typical | 390 mAh lithium-ion |
| Battery life | Up to 13 days with always-on display off; up to approximately 3.5 days with always-on display enabled | Up to 40 hours with Always On Display off; up to 30 hours with Always On Display on |
| Charging | Magnetic USB-C charging cable | Fast WPC-based wireless charging, 10 W |
| Water resistance | 5 ATM rated | 5 ATM / 50 m under ISO 22810; IPX8 tested to 1.5 m fresh water for up to 30 minutes |
| Compatibility | ||
| Phone compatibility | Compatible Android smartphones; Samsung account and Galaxy Wearable/Samsung Health apps required; some features require a Galaxy phone | — |
| Companion app | Galaxy Wearable and Samsung Health | Samsung Health |
| Colors | Gray, Silver, or Pink Gold | Cream; Graphite |
| Additional specifications | ||
| Processor | — | Snapdragon SW6100 Wear Elite (3 nm) |
| CPU | — | Penta-core, 1 × 2.1 GHz + 4 × 1.95 GHz |
| Network / cellular | — | GSM, HSPA and LTE on LTE models |
| SIM / eSIM | — | eSIM on LTE models |
| Wi-Fi | — | Wi‑Fi 802.11 a/b/g/n/ac, dual-band |
| Calling | — | Bluetooth calling; standalone cellular calling on LTE models |
| Training & outdoor features | — | Personalized exercise guidance; running coaching; dual-band GNSS route tracking |
| Durability / certifications | — | IP6X dust resistance; MIL‑STD‑810H certified; ECG certified |
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