Samsung Galaxy Watch 7

28.8 - 33.8 gm

IP68

40 mm, 44 mm, Aluminum

20 mm, Silicone, Sports, Fabric, Leather

40 mm: 40.4 x 9.7 x 40.4 mm, 44 mm: 44.4 x 9.7 x 44.4 mm

IP68, 5 ATM, MIL-STD-810H certified

Green, Cream, Silver

40 mm: 1.3-inch, 44 mm: 1.5-inch

Super AMOLED

40 mm: 432 x 432 px, 470 PPI, 44 mm: 480 x 480 px, 407 PPI

Up to 2000 nits

Sapphire Crystal

Always-on Display

Yes

5.3

Wi-Fi 5, dual-band

Yes

Yes

A-GPS, BDS, GLONASS, Galileo

Android 10.0 or later

Samsung Galaxy Wearable, Samsung Health

One UI

Samsung Exynos W1000 (3nm)

2GB RAM, 32GB storage

Yes (single speaker)

Yes (single mic)

Optical Heart Rate, ECG, Temperature, Accelerometer, Gyroscope, Compass, Barometer, Ambient Light

24/7 Heart Rate, SpO2 (Blood Oxygen), ECG, Blood Pressure, Sleep Tracking, Stress Monitoring, Skin Temperature, Body Composition, Women's Health, Step Count, Snore Detection

90+ workout modes

Up to 40 hours

300 mAh (Li-Ion)

Up to 40 hours (typical), 30 hours (AOD On)

Wireless charging

Bixby