Samsung Galaxy Watch9 review

Samsung's latest smartwatch adds health tracking features but struggles with battery life and data overload.

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Sep 19, 2026

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Samsung Galaxy Watch9 review

Samsung's latest smartwatch adds health tracking features but struggles with battery life and data overload.

In brief

Samsung's latest smartwatch adds health tracking features but struggles with battery life and data overload. The Galaxy Watch9 is a solid everyday smartwatch for Samsung users, but the battery life falls short of claims and the new health metrics feel like quantity over quality. Originally reported by WIRED.

Samsung's everyday smartwatch arrives

Image may contain Wristwatch Arm Body Part Person Electronics and Speaker

Samsung launched the Galaxy Watch9 this summer as its everyday smartwatch option, alongside the more rugged Galaxy Watch Ultra2. It starts at $80 and comes in 40-mm and 44-mm sizes.

Faster processor, same familiar design

The Watch9 uses Qualcomm's Snapdragon Wear Elite processor for smoother performance. The design keeps Samsung's distinctive squircle shape with a circular display and square bezel with rounded corners.

Gemini voice assistant on your wrist

Wear OS 7 adds raise-to-talk for Google's Gemini AI. Lift your wrist toward your mouth and start talking to the assistant, a feature the Google Pixel Watch has had for two generations.

Battery boost doesn't deliver

Battery boost doesn't deliver

Samsung increased battery capacity in both sizes, but real-world battery life averaged 25 hours with Always-On Display, not the claimed 30 hours. Charging takes about 100 minutes, much longer than competitors.

Bright display handles any condition

The AMOLED display reaches 3,000 nits and remains readable in direct sunlight. It maintains IP68 and 5ATM ratings for water and dust resistance, plus MIL-STD-810H durability certification.

Comfortable all-day wear

The Watch9 feels good on your wrist throughout the day and night. The Sport Band stays secure during runs and workouts while handling sweat without irritation.

Health features: impressive but overwhelming

Samsung added Hearing, Vitals, Sleep Apnea, Daily Cardio Load, Fitness Index, and Heart Health Score. The suite is impressive but creates data overload rather than actionable insights.

Sleep and hearing tracking actually work

Sleep Apnea detection is FDA-cleared and matches Apple Watch and Pixel Watch accuracy. Hearing alerts warn of unsafe noise levels. Vitals monitors overnight blood oxygen, heart rate, and temperature after a seven-night baseline.

Fitness scores feel like noise

Daily Cardio Load and Fitness Index try to turn multiple measurements into single scores. These are cool but questionable, and the reviewer prefers spotting long-term trends rather than trusting individual results.

“I'm generally skeptical of turning physiological measurements into a single score”

Heart Health Score needs extra gear

Heart Health Score requires calibration against a separate blood pressure cuff. Most people won't buy an extra device for this, especially since Apple and Oura detect hypertension without requiring calibration.

Reliable sleep tracking carries over

Sleep tracking remains accurate and delivers a daily sleep score with AI-powered Sleep Coach recommendations. This existing feature works well and didn't need reinvention.

Best for new Galaxy Watch buyers

The Watch9 is a solid choice if you're new to Galaxy Watch or invested in Samsung's ecosystem. But if you own a Watch8, the modest updates don't justify upgrading.

The bottom line

The Galaxy Watch9 is a solid everyday smartwatch for Samsung users, but the battery life falls short of claims and the new health metrics feel like quantity over quality.

Read the original on WIRED

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