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Samsung Galaxy Watch3 Specifications
Versions: SM-R855F, SM-R845F (Global, LTE model); SM-R855U, SM-R845U (USA, LTE model); SM-R850, SM-R840 (Wi-Fi only) 45mm size, 1.4" display, 340 mAh battery 41mm size, 1.2" display, 247 mAh battery
Samsung
Released 2020, Aug 6
1 GB RAM · Exynos 9110 (10 nm)
- 53.8 (45mm), 48.2g (41mm), 43g (45mm tt.), 11.1mm thickness
- Tizen OS 5.5
- 4GB/8GB 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 | 3.5 | — |
| Camera | 3.6 | — |
| Body | 6.8 | — |
| Gaming | 4.5 | — |
| 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"
360x360 pixels
NO
1GB RAM
Exynos 9110
340mAh
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 | 2020, August 05 |
|---|---|---|
| Status | Available. Released 2020, August 06 |
|
Body
|
Dimensions | 46.2 x 45 x 11.1 mm (1.82 x 1.77 x 0.44 in) |
|---|---|---|
| Weight | 53.8 (45mm), 48.2 g (41mm), 43 g (45mm tt.) (1.90 oz) | |
| Build | Glass front (Gorilla Glass DX), stainless steel frame 316L or titanium frame | |
| SIM | eSIM | |
| ??? | MIL-STD-810G compliant* IP68 dust tight and water resistant (immersible up to 50m) ECG certified Blood pressure monitor Compatible with standard 22mm straps Rotating bezel *does not guarantee ruggedness or use in extreme conditions |
|
Display
|
Type | Super AMOLED |
|---|---|---|
| Size | 1.4 inches | |
| Resolution | 360 x 360 pixels (~364 ppi density) | |
| Protection | Corning Gorilla Glass DX |
|
Platform
|
OS | Tizen OS 5.5 |
|---|---|---|
| Chipset | Exynos 9110 (10 nm) | |
| CPU | Dual-core 1.15 GHz Cortex-A53 | |
| GPU | Mali-T720 |
|
Memory
|
Card slot | No |
|---|---|---|
| Internal | 4GB 1GB RAM, 8GB 1GB RAM | |
| ??? | eMMC |
|
Camera
|
??? | No |
|---|
|
Sound
|
Loudspeaker | Yes |
|---|---|---|
| 3.5mm jack | No |
|
Comms
|
WLAN | Wi-Fi 802.11 b/g/n |
|---|---|---|
| Bluetooth | 5.0, A2DP, LE | |
| Positioning | GPS, GLONASS, GALILEO, BDS | |
| NFC | Yes | |
| Radio | No | |
| USB | No |
|
Features
|
Sensors | Accelerometer, gyro, heart rate, barometer |
|---|
|
Battery
|
Type | Li-Ion 340 mAh |
|---|---|---|
| Charging | Wireless |
|
Misc
|
Colors | Mystic Bronze, Mystic Black, Mystic White |
|---|---|---|
| Models | SM-R850, SM-R840, SM-R855F, SM-R845F, SM-R855U, SM-R845U | |
| Price | About 100 EUR |
Samsung Galaxy Watch3 official images
Frequently asked questions
Is Samsung Galaxy Watch3 worth buying in 2026?
Samsung Galaxy Watch3 is worth considering if its strengths match your priorities. Genze scores it 4.1/10 for its class. Read owner reviews and compare alternatives before you buy.
What is the battery capacity of Samsung Galaxy Watch3?
Samsung Galaxy Watch3 has a 340 mAh battery. Real-world endurance depends on chipset efficiency, display, and usage.
What display size does Samsung Galaxy Watch3 have?
Samsung Galaxy Watch3 features a 1.40-inch display. See the Display section for resolution, refresh rate, and panel details.
Is Samsung Galaxy Watch3 water resistant?
Samsung Galaxy Watch3 is rated IP68. Always follow manufacturer guidance for liquids and dust exposure.
How much RAM does Samsung Galaxy Watch3 have?
Samsung Galaxy Watch3 is available with 1 GB RAM variants. Storage options are listed in the Memory section.
What is the Genze score for Samsung Galaxy Watch3?
Genze rates Samsung Galaxy Watch3 4.1/10 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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