| Prices | Price (USD) | USD $110.00 USD |
|---|---|---|
| Official Price | Global About 90 EUR | |
| Network | Technology |
GSM / HSPA / LTE
|
| Launch | Announced | 2021, August 11 |
| Status | Available. Released 2021, August 27 | |
| Body | Dimensions | 44.4 x 43.3 x 9.8 mm (1.75 x 1.70 x 0.39 in) |
| Weight | 30.3 g (44mm), 25.9 g (40mm) (1.06 oz) | |
| Build | Glass front (Gorilla Glass DX+), aluminum frame | |
| SIM | eSIM | |
| Features |
MIL-STD-810G compliant* IP68 dust tight and water resistant (immersible up to 50m) Compatible with standard 20mm straps ECG certified Blood pressure monitor *does not guarantee ruggedness or use in extreme conditions |
|
| Display | Type | Super AMOLED |
| Size | 1.4 inches | |
| Resolution | 450 x 450 pixels (~321 ppi density) | |
| Protection | Corning Gorilla Glass DX+ | |
| Display | 1.4″450×450 pixels | |
| Platform | OS | Android Wear OS 4, upgradable to 6.0, One UI Watch 8 |
| Chipset | Exynos W920 (5 nm) | |
| CPU | Dual-core 1.18 GHz Cortex-A55 | |
| GPU | Mali-G68 | |
| Memory | Card slot | No |
| Internal |
16GB 1.5GB RAM 1.5 GB |
|
| RAM | 16 GB | |
| Main Camera | Triple | 5 MP, AF |
| Features | Always-on display | |
| Video | Yes | |
| Selfie camera | Single | Yes |
| Sound | Loudspeaker | Yes |
| 3.5mm jack | No | |
| Comms | WLAN | Wi-Fi 802.11 a/b/g/n, dual-band |
| Bluetooth | 5.0, A2DP, LE | |
| Positioning | Yes, with A-GPS, GLONASS, GALILEO, BDS | |
| NFC | Yes | |
| Radio | No | |
| USB | No | |
| Features | Sensors | Accelerometer, gyro, compass, barometer, heart rate, SpO2 |
| Messaging | SMS | |
| Browser | HTML5 | |
| Battery | Type | Li-Ion 361 mAh |
| Charging | Wireless | |
| Misc | Colors | Black, Pink Gold, Silver, Green, Thom Browne Edition, Bespoke Edition, PXG Golf Edition |
| Models | SM-R860, SM-R870 | |
| Price | About 110 EUR | |
| Others | MIL-STD-810G compliant*50m water resistant (IP68)ECG certifiedBlood pressure monitor*does not guarantee ruggedness or use in extreme conditions | |
| Primary | No | |
| Alert types | Vibration, Ringtones | |
| Java | No | |
| Made by | Korea | |
| Release date | 2021, August |
Mini Review & Verdict
A smart summary of the Samsung Galaxy Watch4
Advantages
- Luminous OLED display offering crisp outdoor legibility and responsive touch feedback
- Comprehensive biometric tracking array covering heart rate, sleep quality, and active fitness metrics
- Ergonomic, lightweight wrist contouring designed for comfortable all-day and overnight wear
- Effortless magnetic wireless charging dock for convenient daily replenishment
Disadvantages
- Typical 1 to 2 day battery endurance requiring routine nightly charging cycles
- Requires companion pairing with a compatible host smartphone for complete ecosystem features
- Compact wrist-mounted form factor limits standalone acoustic loudspeaker depth
Crafted to merge everyday wearable elegance with advanced wrist intelligence, the Samsung Galaxy Watch4 features a durable aluminum and glass casing that balances featherlight comfort with active sports resilience. Visual feedback is delivered via a vibrant OLED screen spanning 1.4 inches, engineered for effortless outdoor daylight legibility. Curved contouring and responsive haptics ensure that interaction remains natural whether reviewing incoming alerts or glancing at custom watch complications.
Internal operations are driven by the Exynos W920 (5 nm) architecture, calibrated to manage real-time background sensor sampling with minimal power drain. The integrated biometric sensor array continuously logs heart rate variability, workout exertion, sleep cycles, and daily activity metrics with remarkable fidelity. Seamless software integration allows rapid voice assistant access, navigation prompts, and notification triage directly from the wrist without pulling out a smartphone.
Power longevity is tailored around active wrist life, engineered with daily splash resistance to accompany users through pool laps, sweaty cardio sessions, and rainy commutes. Replenishment is handled conveniently via a magnetic wireless charging dock. In summary, the Samsung Galaxy Watch4 stands as an accomplished wearable companion, delivering sophisticated biometric insights, robust durability, and refined wrist ergonomics.
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