New Release
Updated: Mar 2026
Samsung Galaxy Watch3
$399
(Expected Price)
Reviewed by the MobGadgets Tech Team
We analyze specs, compare pricing, and aggregate real-world data to bring you unbiased mobile reviews. Learn how we test.
Should you buy the Samsung Galaxy Watch3?
Reasons to Buy
- Massive The Samsung Galaxy Watch3 comes with a non-removable Li-Ion 340 mAh battery, which provides decent battery life for a smartwatch. The battery capacity is sufficient to last through a full day of normal usage. With the always-on display feature enabled, the screen-on time may vary, but users can expect around 1-2 days of usage on a single charge. The watch supports wireless charging, allowing for convenient and hassle-free charging. The charging technology is efficient, and the watch can be charged quickly using the wireless charger. Additionally, the watch offers battery optimization features to maximize battery performance and efficiency. Users can also enable a battery saver mode to extend the battery life further when needed. Overall, the battery of the Samsung Galaxy Watch3 provides a satisfactory level of endurance and meets the demands of most users. battery life
- Large 6.7" display for media
- Excellent value at $399
Reasons to Avoid
- May be bulky due to large battery
- Average camera performance in low light
Full Specifications
ALL VERSIONS 45MM41MM
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
- Network Technology: GSM / 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*
50m water resistant (IP68)
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 - : Always-on display
- 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, non-removable Charging: Wireless (Qi)
- Misc Colors: Mystic Bronze, Mystic Black, Mystic White Models: SM-R850, SM-R840, SM-R855F, SM-R845F, SM-R855U, SM-R845U Price: € 129.95 / $ 69.99
Frequently Asked Questions
With its Dimensity 6300 chipset and 6GB of RAM, it handles everyday tasks and moderate gaming efficiently, though extremely graphic-intensive games may require lower settings.
Yes, to complement its massive The Samsung Galaxy Watch3 comes with a non-removable Li-Ion 340 mAh battery, which provides decent battery life for a smartwatch. The battery capacity is sufficient to last through a full day of normal usage. With the always-on display feature enabled, the screen-on time may vary, but users can expect around 1-2 days of usage on a single charge. The watch supports wireless charging, allowing for convenient and hassle-free charging. The charging technology is efficient, and the watch can be charged quickly using the wireless charger. Additionally, the watch offers battery optimization features to maximize battery performance and efficiency. Users can also enable a battery saver mode to extend the battery life further when needed. Overall, the battery of the Samsung Galaxy Watch3 provides a satisfactory level of endurance and meets the demands of most users. battery, it features standard fast charging capabilities to get you back up and running quickly.
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