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Samsung Galaxy Watch 9 review image showing the watch in an outdoor setting
Rushil Agrawal / Android Authority

The Galaxy Watch 9 is a great watch with one problem you'll notice every day

Samsung's latest smartwatch is better, faster, and frustratingly familiar.
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Sep 25, 2026 — 6:00 AM ET

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Samsung Galaxy Watch 9

The Galaxy Watch 9 is extremely comfortable to wear and features a bright, excellent display. Its health and fitness tracking is comprehensive, with more useful insights than ever. However, battery life remains its biggest weakness, meaning all its great features are only great if you strictly charge it every single night.

MSRP: $379.99

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What we like

Extremely comfortable
Smooth performance
Comprehensive health tracking suite
Strong software support

What we don't like

No battery life improvement
No rapid charging
Some health features locked to Samsung phones

Samsung Galaxy Watch 9

The Galaxy Watch 9 is extremely comfortable to wear and features a bright, excellent display. Its health and fitness tracking is comprehensive, with more useful insights than ever. However, battery life remains its biggest weakness, meaning all its great features are only great if you strictly charge it every single night.
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I’ve been wearing a Galaxy Watch 7 for two years. Samsung threw trade-in offers at me throughout the Watch 8 cycle, and I didn’t bite, partly because I was between jobs at the time and partly because my Watch 7 was still doing everything I needed. So when the Galaxy Watch 9 ($379.99 at Amazon) showed up, I was ready to be impressed. Two generations is a long time to sit out. Whatever Samsung had been cooking for its new smartwatches, I was going to feel all of it at once.

But after three weeks of using it, I’ve realized that while the Galaxy Watch 9 is a very good smartwatch, it’s not one I can wholeheartedly recommend without one very familiar asterisk.

It wears much better than it looks

Samsung Galaxy Watch 9 on a wrist with the screen on
Rushil Agrawal / Android Authority

I’ve been daily driving the 44mm Bluetooth model of the Galaxy Watch 9, which costs $409.99. The 40mm starts at $379.99, while LTE adds $50 to either size. For context, every version costs about $30 more than the equivalent Galaxy Watch 8 did at launch. There’s no Galaxy Watch 9 Classic this year, continuing Samsung’s recent pattern of bringing the rotating-bezel model back every other generation. If you want the mechanical bezel, the Watch 8 Classic is your only current option.

Coming from a Watch 7 or older, the first thing you’ll notice on the Watch 9 is the infamous squircle. Samsung first introduced this design two years ago with the Galaxy Watch Ultra, and last year it replaced the standard Galaxy Watch’s fully circular body with a squared-off chassis and a circular display inside it. That leaves the body bulging out around all four corners.

For what it’s worth, you stop noticing it once you’re actually using the watch because your attention naturally stays on the circular screen. But whenever I look at the watch as an object, I still prefer Samsung’s older design. I also suspect the darker Graphite version hides those corners a little better than the Silver model I tested.

The new shape does help with comfort. A square-ish chassis gives Samsung extra internal space around the corners that simply wouldn’t exist in a perfectly circular case. At 34g, the 44mm Watch 9 weighs about the same as my 33.8g Watch 7, but the body is 8.6mm thick instead of 9.7mm, which could be a result of the extra internal space. The new shape also has a flatter underside, which sits more flush against my wrist, and Samsung’s Dynamic Lug System lets the straps fall more naturally from the case.

The Dynamic Lug System also makes changing bands extremely easy. Any bands you bought for a Watch 8 will carry straight over, but the standard bands you might have collected for a Watch 7 or older won’t work here.

The Galaxy Watch 9 is so comfortable to wear, you'll almost forget it's there.

To be clear, none of these design changes are new to the Watch 9; they came with the Watch 8 last year. Either way, the Watch 9 is ridiculously comfortable. I’ve worn it through full workdays, workouts, DJ sets, and to bed every night, and it’s never felt cumbersome or heavy.

The right side still has Samsung’s familiar Home and Back buttons, and I noticed one small improvement that I appreciated more than I expected. On my Watch 7, the buttons would occasionally get pressed by accident while I was working out, usually by the back of my own wrist, and the watch would pause my workout without telling me. That has not happened once on the Watch 9. Whether Samsung changed the button travel or it’s simply down to the flatter case sitting differently on my wrist, I can’t say for certain. But whatever fixed it, I’m glad it did.

The screen is excellent, but that isn’t new

Samsung Galaxy Watch 9 review image showing the watchs display in close-up
Rushil Agrawal / Android Authority

The 44mm Watch 9 has a 1.47-inch Super AMOLED display with a 480 x 480 resolution, the same size and resolution as the Watch 8 and effectively the same as my Watch 7. The big difference coming from my Watch 7 is brightness.

Samsung increased the peak brightness on its smartwatches to 3,000 nits with the Watch 8, and that carries over unchanged to the Watch 9. Coming from my Watch 7, I could notice the improvement almost immediately. I never found my Watch 7 particularly hard to read outside, but the Watch 9 requires noticeably less squinting or wrist-twisting in direct sunlight.

The watch’s display is protected by sapphire crystal, and so far I haven’t seen any scratches or scuffs. The watch’s body also carries 5ATM, IP68, and MIL-STD-810H durability ratings. I didn’t think twice about wearing it to the gym, in the shower, or while swimming, so you shouldn’t either. However, it has no raised edges to protect the screen from direct impact, so if you plan to hike with the watch, it may be worth investing in a screen protector.

Nailing the fundamentals

Samsung Galaxy Watch 9 review image showing the apps screen
Rushil Agrawal / Android Authority

The biggest hardware change on the Watch 9 series is the processor. After years of using its own Exynos chips, Samsung has switched the Galaxy Watch 9 and Watch Ultra 2 to Qualcomm’s Snapdragon Wear Elite platform, and the performance gains are noticeable.

Scrolling through Tiles feels smoother, apps open faster, and there are fewer of those tiny pauses that have always stopped Galaxy Watches from feeling completely fluid. Still, coming from a Watch 7, I wouldn’t call the difference transformative. My two-year-old watch still feels perfectly usable. And as you’ll see in a minute, the faster chip may also have come at a cost.

The Watch 9 ships with Wear OS 7 and Samsung’s One UI 9 Watch interface. Samsung is promising five major Wear OS upgrades and five years of security patches, one additional OS upgrade compared with the policy it offered on previous Galaxy Watches. One UI 9 Watch itself will feel immediately familiar to anyone who has used a recent Galaxy Watch. Swipe down for quick settings, up for apps, and horizontally through your Tiles. Almost everything I regularly use is only a swipe or two away.

The Galaxy Watch continues to offer one of the strongest hardware/software combos.

I’m still not a huge fan of Samsung’s watch faces. There are plenty to choose from, but I just don’t like how most of them look. What Samsung does very well, though, is information density. There are watch faces that let me see my steps, sleep, battery, weather, heart rate, calendar, Energy Score, and more without opening anything. That’s exactly what I want from a smartwatch.

One software addition I liked more than expected is Raise to Talk. Instead of pressing a button or saying a wake phrase, you can simply bring the watch toward your mouth and start speaking to Gemini. At times, the gesture wouldn’t trigger Gemini at all, and I had a few instances where the watch seemed to freeze while trying to invoke it. But overall, it worked much better than I expected a brand-new feature like this to work.

More health data than I know what to do with

Samsung Galaxy Watch 9 showing the Vitals dashboard screen
Rushil Agrawal / Android Authority

The health hardware hasn’t changed much from the Watch 8. Samsung’s BioActive Sensor handles optical heart-rate sensing, ECG, and bioelectrical impedance measurements for body composition. There’s also a temperature sensor, accelerometer, barometer, gyroscope, geomagnetic sensor, ambient-light sensor, and dual-frequency GPS.

Samsung Health is better than ever and now tracks everything from sleep, blood oxygen, stress, body composition, and ECG to newer metrics like Heart Health Score, Fitness Index, Daily Cardio Load, and Blood Pressure Trends (with the latter requiring an upper-arm cuff to work).

I’m sure some people know exactly what to do with every one of these numbers. I’m not one of them. Personally, I’m still figuring out what to change in my day after seeing many of these scores and graphs. Vitals, however, is something I immediately understood.

Instead of making me interpret five disconnected graphs, Vitals looks at things like heart rate, heart-rate variability, respiratory rate, skin temperature, and blood oxygen while I sleep, compares them to my normal baseline, and flags anything unusual.

For sleep and activity tracking, I have very few complaints. Samsung supports more workout types than I’ll ever use, and the watch can automatically recognize basic activities like walking without me having to start a workout first.

The Galaxy Watch 9 continues to be a reliable activity tracker.

I wouldn’t treat the step count or distance figures from any smartwatch as laboratory measurements, but over years of using Galaxy Watches I’ve found them consistent enough to tell me whether I spent the day moving or sitting at my desk.

It’s also worth noting that basic Samsung Health functionality works fine on any Android device, but some of the features Samsung markets are tied to pairing with a Galaxy phone. That means features including ECG, irregular-heart-rhythm notifications, and sleep apnea detection aren’t officially available if you’re using something like a Pixel or OnePlus phone.

The one thing that ruins it all

Samsung Galaxy Watch 9 with the Daily Cardio Load dashboard on screen
Rushil Agrawal / Android Authority
I know, I know. All of us do

The Galaxy Watch 9 “technically” has a bigger battery than its 44mm predecessors. Its 445mAh cell is a whole 10mAh more than the Watch 8, and gasp 20mAh more than the Watch 7. In actual use, the difference, as you’d expect, is negligible.

I typically get around 30 to 35 hours of battery life on the Watch 9 with always-on display turned off and not more than an hour of workout tracking. On more active days, the battery can disappear considerably faster. One day, when I DJed for about three hours and logged roughly 20,000 steps, the watch was already down to 15% after about 24 hours.

It also feels like the watch loses more battery overnight. I’ve had evenings with the Watch 9 sitting at around 40%, assumed it would survive the night, and woken up to a dead watch. I’ve lost multiple nights of sleep data this way.

None of this is dramatically different from my Galaxy Watch 7, but that’s exactly my problem. After skipping a generation and coming back to a watch with a bigger battery and a brand-new processor, I was hoping Samsung would finally give me a meaningful quality-of-life improvement here. It hasn’t.

Battery life still remains the biggest weakness for the Galaxy Watch.

Samsung could have made the battery life easier to accept by improving the charging speed, but there hasn’t been any progress there either. In my testing, a full charge still takes over an hour and a half. More importantly, plugging in a dead watch for 10 or 15 minutes doesn’t give you some huge burst of battery. Mine generally gains around one percentage point per minute, even during those early stages.

That’s where Google’s approach with the Pixel Watch 5 makes more sense to me. The 45mm model is rated for up to 40 hours even with the always-on display enabled, but more importantly, Google says it can reach 50% in about 15 minutes and fully charge in roughly an hour.

That completely changes how annoying mediocre smartwatch battery life feels. If I’m about to leave home and realize my watch is nearly dead, a short charge while I shower or get ready can give me meaningful runtime. The Galaxy Watch 9 is basically as good as dead if you forget to charge it for at least 30-40 minutes.

One important caveat: I’ve only tested the 44mm Galaxy Watch 9. The 40mm model received a much bigger battery upgrade this year, jumping to 390mAh from 325mAh on the Watch 8. But Samsung claims the same runtime for both Watch 9 sizes, so I won’t get my hopes up.

Samsung Galaxy Watch 9 review verdict: Should you buy it?

Samsung Galaxy Watch 9 next to a Watch 7
Rushil Agrawal / Android Authority
Galaxy Watch 9 (L) next to a Watch 7 (R)

The Galaxy Watch 9 ($379.99 at Amazon) is undoubtedly a very good smartwatch. It’s incredibly comfortable; the display is bright and easy to read; performance is smooth; Samsung’s health and fitness platform is ridiculously comprehensive; and the company is promising some of the best long-term software support you’ll find on an Android smartwatch.

If this is your first smartwatch, I think you’ll probably be very happy with it. The same goes if you’re upgrading from a Galaxy Watch that’s three or four years old. There are enough improvements across the design, display, performance, software, and health tracking that the upgrade will feel substantial.

I’m just disappointed that the one improvement everyone wanted the most isn’t among them. The only real upgrade my Watch 7 needed was better battery life, or much faster charging, so the mediocre battery endurance doesn’t matter. The Galaxy Watch 9 gave me neither.

Maybe the new chipset is causing the battery drain, and it could be optimized further. Maybe future updates will squeeze a few more hours out of it. But right now, I can’t wholeheartedly recommend someone buying a watch when I know they’ll instantly feel let down by its battery experience.

The Watch 9 is a good all-round smartwatch, but it fails to improve on the biggest weakness of Galaxy Watches.

If you’re looking for alternatives to the Watch 9, the Galaxy Watch 8 ($349.99 at Amazon) is very difficult to ignore. You get what I’d call 90% of the Watch 9 experience: essentially the same design, display, health sensors, durability, and much of the same software. You miss out on the newer Snapdragon processor and the Watch 9’s extra year of promised software support, but for most people, I don’t think either fundamentally changes how the watch feels to use. And if you can find one on sale, the price difference is substantial enough to make the compromises worth living with.

If you want to look outside Samsung, the Pixel Watch 5 ($399 at Amazon) is the strongest alternative for a polished Wear OS experience. Its faster charging alone addresses one of my biggest complaints with the Galaxy Watch 9. Any discount you can find on the Pixel Watch 4 ($349.99 at Amazon) would still make it worth considering.

And if battery life is your biggest priority, OnePlus and Amazfit continue to show how much further a smartwatch can go. The OnePlus Watch 3 ($269.99 at Amazon) delivers multi-day endurance while still giving you Wear OS, while something like the Amazfit Balance series ($299.99 at Amazon) can last considerably longer if you’re willing to give up Google’s app ecosystem.

Also, if you want a Samsung watch that genuinely lasts, Samsung will happily sell you one for almost double the price. The Galaxy Watch Ultra 2 ($699.99 at Amazon) delivers multi-day battery life with its massive 800mAh battery, but it wears like it too.

Samsung Galaxy Watch 9
Lightweight • Gemini • Bigger battery • Snapdragon Wear Elite
MSRP: $379.99
Samsung's lightest smartwatch gets even smarter
The Galaxy Watch 9 makes Samsung's smartwatch more comfortable than ever with a lighter aluminum design, a bigger battery, and the Snapdragon Wear Elite chip. New AI-powered health insights and Gemini's Raise to Talk feature make it a smarter everyday companion.
Positives
  • Extremely comfortable
  • Smooth performance
  • Comprehensive health tracking suite
  • Strong software support
Cons
  • No battery life improvement
  • No rapid charging
  • Some health features locked to Samsung phones
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