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Samsung Galaxy Watch4 Specifications
Versions: Bluetooth; Bluetooth/LTE
Samsung
Released 2021, Aug 27
5 GB RAM · Exynos W920 (5 nm)
- 30.3g (44mm), 25.9g (40mm), 9.8mm thickness
- Android Wear OS 4, up to 6.0, One UI Watch 8
- 16GB storage, no card slot
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Genze vs community
Genze and community ratings are both shown on a /10 scale. Genze is derived from internal model scores and price rules; community averages come from approved reviews (1–10 per category).
| Category | Genze /10 | Users /10 |
|---|---|---|
| Battery | 0.7 | — |
| Display | 5.8 | — |
| Performance | 4.8 | — |
| Camera | 3.6 | — |
| Body | 6.4 | — |
| Gaming | 5.3 | — |
| Software | 4.4 | — |
| Connectivity | 2.5 | — |
| Sensors | 7.2 | — |
| Software updates | — | — |
| Clean software | — | — |
| Heating | — | — |
| Media | — | — |
Community columns fill in when reviews are approved.
Quick specifications
1.4"
450x450 pixels
NO
1.5GB RAM
Exynos W920
361mAh
5W
Score breakdown
From specs, price tier & release year
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Full specifications
|
Network
|
Technology | GSM / HSPA / LTE |
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | |
| 3G bands | HSDPA 850 / 900 / 2100 | |
| 4G bands | 1, 3, 5, 7, 8, 20 | |
| Speed | 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 | |
| ??? | 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+ |
|
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 |
|
Camera
|
??? | No |
|---|
|
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 | GPS, GLONASS, GALILEO, BDS | |
| NFC | Yes | |
| Radio | No | |
| USB | No |
|
Features
|
Sensors | Accelerometer, gyro, compass, barometer, heart rate, SpO2 |
|---|
|
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 |
Samsung Galaxy Watch4 official images
Frequently asked questions
Is Samsung Galaxy Watch4 worth buying in 2026?
Samsung Galaxy Watch4 is worth considering if its strengths match your priorities. Genze scores it 4.5/10 for its class. Read owner reviews and compare alternatives before you buy.
Is Samsung Galaxy Watch4 good for gaming?
Samsung Galaxy Watch4 scores 53/100 on our gaming index (chipset, display smoothness, and thermals). Casual and mid-tier titles usually run well; for competitive esports, compare frame stability and heating against phones in the same price band.
What is the battery capacity of Samsung Galaxy Watch4?
Samsung Galaxy Watch4 has a 361 mAh battery. Real-world endurance depends on chipset efficiency, display, and usage.
What display size does Samsung Galaxy Watch4 have?
Samsung Galaxy Watch4 features a 1.40-inch display. See the Display section for resolution, refresh rate, and panel details.
Is Samsung Galaxy Watch4 water resistant?
Samsung Galaxy Watch4 is rated IP68. Always follow manufacturer guidance for liquids and dust exposure.
How much RAM does Samsung Galaxy Watch4 have?
Samsung Galaxy Watch4 is available with 5 GB RAM variants. Storage options are listed in the Memory section.
What is the Genze score for Samsung Galaxy Watch4?
Genze rates Samsung Galaxy Watch4 4.5/10 based on performance, display, camera, battery, body build, and value versus phones in the same price tier.
Where do these specifications come from?
Specifications are compiled from official manufacturer and carrier sources, reviewed by our editors where possible, and enriched with Genze scores and community feedback. GenZe Rank is not responsible for errors or omissions. Regional variants, firmware updates, and retailer listings may differ from what is shown here—always confirm critical details on the official product page before you buy.
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