Galaxy Watch7

Released 24 July 2024.1 Last checked 23 October 2026.

110 of 150 fields known.

At a glance

Weight (case only)
28.8g1
Lower than 84% of other smartwatches. Lower is better.

SourceCalculatedHide missing

Front and side, drawn to scale.

Water resistance: 5ATM1
Water resistance standard: ISO 22810:201010
Dust and water rating: IP681
Dive rating: Not available
Max dive depth: Not available
MIL-STD-810: Yes1
MIL-STD-810 tests: Temperature cycling: -20 C for 1 hour and 50 C for 1 hour, repeated for 6 hours1
Operating temperature: Min0Max35°C10

Platform: Wear OS1
OS at launch: Wear OS 51
Software: One UI 8 Watch14
Latest OS: Wear OS 614
Works with: Android1
Phone requirement: Android 11 or later with more than 1.5 GB RAM and Google Play services. Current Samsung Health Monitor additionally requires a compatible Galaxy phone with Android 12 or later.1 13
App store: Yes9
Voice assistants: Bixby, Google Gemini10 15
Chipset: Samsung Exynos W10001
Process: 3nm1
CPU cores: 51
CPU configuration: Count Core Max clock (GHz)
1 Cortex-A78 1.6
4 Cortex-A55 1.5
Source7 8
Max CPU clock: 1.6GHz
GPU: ARM Mali-G68 MP222
Low-power coprocessor: Not available

Count	Core	Max clock (GHz)
1	Cortex-A78	1.6
4	Cortex-A55	1.5

Heart rate sensor: Samsung BioActive Sensor1
ECG capability: Yes12
Blood oxygen sensing: Yes12
Skin temperature sensing: Yes1
Blood pressure feature: Calibrated with a cuff13
Body composition sensor: Yes1
Skin conductance (EDA): Not available
Medical clearances: FDA De Novo authorization for Sleep Apnea feature, FDA clearance for ECG Monitor and Irregular Heart Rhythm Notification1 13

Health features: Continuous heart rate, Heart rate alerts, Blood oxygen app, Heart rate variability, Sleep tracking, Sleep stages, Stress tracking, Readiness score, Cycle tracking, Temperature-based ovulation, Body composition, ECG app, Irregular rhythm notifications, Sleep apnea notifications10 11 13
Fitness features: Automatic workout detection, Pool swim, Open water swim, Strength rep counting, Interval workouts10
Sport profiles: Not available
Dive modes: Not available
External sensors: Not available

Battery capacity: 300mAh1
Claimed battery life: Mode With solar Hours (h)
Smartwatch No 40
Always-on No 30
Source7
Smartwatch mode (claimed): 40h
AOD battery life (up to): 30h
GPS mode (claimed): Not available
Solar charging: Not available
Charging method: Proprietary wireless charger9
Charging guidance: Use the supplied Samsung wireless charging cable with a compatible Samsung USB power adapter. The wall adapter is sold separately. Adapter guidance does not establish power accepted by the watch.9
Max charging power (watch): Not available
Fast charging: Yes1
Quick charge claim: Not available
Charge 0 to 80% (claimed): Not available
Full charge time (claimed): Not available

Mode	With solar	Hours (h)
Smartwatch	No	40
Always-on	No	30

Peak brightness (measured): Not available
Battery life (measured): 24h20 21
Battery tests (measured): Test Hours (h)
Mixed use, always-on 24
Other 40
Source20 21
Full charge time (measured): Not available

Test	Hours (h)
Mixed use, always-on	24
Other	40

Lug width: 20mm17 23
Quick-release strap: Yes9
Strap system: 20 mm quick-release spring-bar straps with Samsung one-click band release17
Strap material: Hydrogenated nitrile butadiene rubber (HNBR)16 23
Strap: Green Sport Band (Small/Medium)2
Strap sizes: Size Wrist (min) (mm) Wrist (max) (mm)
Small/Medium 130 190
Source2