Samsung Galaxy Watch 8 3,3 cm (1,3 polegadas) AMOLED 40 mm Digital 438 x 438 píxeis Ecrã tátil 4G prateado Wi-Fi GPS (satélite)

The Samsung Galaxy Watch 8 is a 40 mm round smartwatch with a 3.3 cm (1.3") AMOLED touchscreen offering 438 x 438 pixel resolution and high brightness. It runs Wear OS, provides 4G mobile connectivity and satellite positioning, and includes a 425 mAh built-in battery in a lightweight aluminium case ideal for everyday wear.

Advantages

The device combines a high-contrast AMOLED display with durable water resistance and multi-band satellite navigation. Integrated sensors such as heart rate, accelerometer and gyroscope support activity tracking, while built-in microphone and speaker enable voice interactions. Connectivity options include Wi‑Fi, Bluetooth 5.3 and NFC for payments and accessory pairing.

Suitable for

• Everyday wear and timekeeping
• Fitness and activity tracking
• Navigation and outdoor use with GPS and multi-constellation support
• Hands-free calls and voice assistant interactions

Key specifications

• Display: 3.3 cm (1.3") AMOLED, 438 x 438 pixels
• Brightness: up to 600 cd/m²
• Water resistance: rated to 5 ATM (suitable for swimming and daily water exposure)
• Sensors: heart rate monitor, accelerometer, gyroscope
• Connectivity: 4G cellular, GPS/BeiDou/GLONASS/Galileo, Wi‑Fi, Bluetooth 5.3, NFC
• Battery: built-in 425 mAh
• Operating system: Wear OS
• Material and weight: aluminium case, approx. 30 g
• Memory: 2000 MB RAM and 32 GB internal storage

How to use

Charge the watch fully before first use, then follow the on-screen pairing procedure with your smartphone using the companion app. Configure network and location settings to enable 4G and GPS features. Use the touchscreen and physical controls to navigate apps, start workouts, check notifications and make calls. Regularly update the system software via Wi‑Fi to keep features and security up to date.

Recommendations

For accurate activity and heart rate measurements, wear the watch snugly on your wrist and keep firmware updated. Avoid exposing the device to high-pressure water jets or deep diving despite its 5 ATM rating. Use NFC for convenient contactless payments where supported.