Samsung Galaxy Fit3 Review: a no-nonsense fitness band that nails the basics (if you’re on Android)

I’ve been using the Samsung Galaxy Fit3 in silver for a few weeks, paired with a recent Samsung phone. I went for this instead of a full Galaxy Watch because I didn’t want to spend big money on something I might scratch at the gym or forget on a bench. I mainly wanted step counting, heart rate, sleep tracking, and phone notifications without charging the thing every single night.

Out of the box, it’s pretty straightforward: you get the band, the magnetic USB‑C charging cable, and the quick start guide. Setup with a Samsung phone is simple through Galaxy Wearable and Samsung Health. If you’re already in the Samsung ecosystem, it feels natural. If you’re on another Android brand, it should still work, but you’ll need to install a couple of Samsung apps, which is a bit of a faff.

My usage is pretty basic but constant: worn 24/7 except for showers at first (I later kept it on in the shower to test the waterproofing), 2–3 tracked workouts per week (mainly walking, cycling, some basic strength stuff), notifications on for calls, WhatsApp, email, and auto heart‑rate and sleep tracking enabled. I also kept the brightness reasonably high because I’m outside a lot.

Overall, the first impression is that this is a simple, light fitness band that focuses on the essentials. It’s not trying to be a full smartwatch like a Galaxy Watch or Apple Watch. If you expect that level of apps and features, you’ll be disappointed. If you just want a comfortable tracker that talks nicely to your Android phone, it starts to make sense pretty quickly.

On value, the Galaxy Fit3 sits in a nice spot. It’s usually priced well below full smartwatches like the Galaxy Watch series or an Apple Watch, and more or less in the same zone as mid‑range Fitbits or Xiaomi bands. For that money, you get solid step/heart/sleep tracking, a bright AMOLED screen, decent battery life, and tight integration with Samsung Health. You also get a 3‑year Samsung extended warranty in this UK version, which is actually reassuring at this price – if it fails after a year or two, you’re not just throwing it away.

Compared to something like a Fitbit Charge, the big plus is that Samsung Health doesn’t lock basic features behind a subscription. You pay once for the band and that’s it. Sleep stages, workout history, heart rate trends, all of that is free. If you’re already using a Samsung phone, the combo feels natural: notifications are clean, the Wear app is stable, and the Health app, while not perfect, is packed with info and workouts.

On the downside, there are clear trade‑offs for the lower price. No built‑in GPS, no NFC payments, no third‑party apps, and the battery claims are a bit optimistic. If you’re a serious runner who wants watch‑only GPS and advanced training metrics, something like a Garmin or a higher‑end Galaxy Watch will serve you better, even if it costs more. Also, iPhone users should basically ignore this – it’s Android‑only, and really best with Samsung phones.

For someone who wants a light, simple tracker that covers the basics well and doesn’t require daily charging or a subscription, the value is pretty strong. You’re not getting everything, but you are getting a lot of useful stuff for the price, and the 3‑year warranty is a nice safety net.

Design‑wise, the Galaxy Fit3 is very straightforward. It’s a slim rectangular band with a 1.6" AMOLED screen and a single side button. The silver case with the white band looks clean and low‑key. It doesn’t have that chunky smartwatch vibe like a Galaxy Watch or Garmin; it’s more in line with a Fitbit Charge style. On the wrist, it just looks like a normal fitness band, which I liked because it doesn’t clash with normal clothes or feel too sporty in the office.

The screen itself is bright and sharp enough. Resolution is 360 x 360, and at around 550 nits, I had no problem reading it outdoors on a cloudy UK day. In direct bright sun you still need to tilt your wrist a bit, but it’s usable. Colours are vivid, blacks are deep (typical AMOLED), and the watch faces are clear. There are plenty of free faces in the Galaxy Wearable app, from very simple digital ones to more data‑heavy layouts with steps, heart rate, and battery. I ended up using a fairly basic one because too much info on a narrow rectangle gets messy fast.

The overall look is minimal and practical. No rotating bezel, no flashy metal bits. Just a small aluminium case and a silicone‑style band that tucks into itself. If you want something that looks like a traditional watch, this isn’t it. If you want something that basically disappears on the wrist but still shows the time and your steps clearly, it works well. It’s also unisex; it doesn’t feel especially masculine or feminine.

The only design downside for me is that the rectangular shape limits how much info is comfortable to read at once. Long messages are a bit of a scroll fest, and detailed workout stats are better checked in the Samsung Health app afterwards. But that’s the trade‑off with this form factor. For quick glances, it’s fine; for detailed reading, you’ll grab your phone anyway.

Battery life is one of the big selling points on the product page with that “up to 13 days” claim. Let’s be blunt: you’re probably not getting 13 days unless you strip features down to the bare minimum. With my normal use (brightness at about 60–70%, always‑on display off, heart rate continuous, sleep tracking on, notifications on for main apps), I got around 5–7 days per charge. When I hammered it with more workouts and kept checking stats all day, it dropped closer to 4–5 days.

That lines up with what some Amazon users mention: a few get a week, some only manage around 3 days if they really push brightness and features. So the advertised 13 days feels like a best‑case scenario with low brightness, limited notifications, and maybe heart rate on interval mode instead of continuous. For me, a solid work week on one charge is acceptable, especially coming from watches that needed daily or every‑other‑day charging. It’s not mind‑blowing, but it’s practical.

Charging is fairly quick. Samsung claims about 65% in 30 minutes, and that roughly matched what I saw using a normal USB power adapter with the included USB‑C magnetic cable. Going from around 20% to full took under an hour in my tests. The only annoying bit is the USB‑C connector. If you mainly have older USB‑A chargers lying around, you’ll either need an adapter or a separate USB‑C plug. One Amazon review ranted about this, and I get it – it’s not a huge deal, but it’s one more small thing to buy if your setup is older.

In day‑to‑day life, I ended up plugging it in about once a week while I was at my desk. It’s light enough that if you forget and it dies, it’s not the end of the world, but still, it’s nice not to worry about it every day. So no, it doesn’t live up to the 13‑day marketing for normal use, but it’s still much better than full smartwatches that need charging every night or two.

Comfort is where the Galaxy Fit3 really shines. It weighs about 18.5 grams, and you feel that immediately. After a couple of days, I genuinely forgot it was on my wrist, including at night. Compared to heavier watches like a Galaxy Watch or a chunky Garmin, it’s night and day. If you hate the feeling of a heavy metal watch digging into your wrist while sleeping, this is a big plus.

The band is a soft fluoroelastomer (basically a nicer rubber) with a tuck‑in strap system. Instead of the loose end hanging out, it slides under the band. It takes a day or two to get used to, especially if you’ve only used classic watch straps, but once you get the hang of it, it’s actually more comfortable because nothing catches on sleeves or bags. I wore it during workouts, typing at a desk, and even sleeping on my side, and it never pinched or left marks, as long as I didn’t crank it too tight.

For sleep tracking, comfort matters a lot, and here it’s solid. I usually rip watches off during the night, but the Fit3 stayed on without bothering me. The back sensor area is fairly flat with no sharp edges, so you don’t feel it pressing into your skin. For workouts, it stays in place well enough to keep heart rate readings stable, as long as you wear it a finger or two above the wrist bone and snug but not painful. If it’s too loose, heart rate jumps around more, but that’s true for most trackers.

Water‑wise, it’s IP68 rated and designed to handle sweat, rain, and showers. I wore it in the shower and in a heavy rain walk. The only issue I ran into once was some ghost touches when water was all over the screen, similar to what one Amazon review mentioned. Enabling the water lock mode before going under the shower or into heavy rain fixes that. In short, for all‑day, everyday use, the comfort is one of its strongest points.

For durability, the Galaxy Fit3 has been surprisingly solid for a light, cheap‑ish band. The aluminium case feels more reassuring than plastic, and after a few weeks of normal wear – including gym sessions, banging it against door frames, and some rain – I didn’t see any major marks on the body. The screen hasn’t scratched yet, but to be fair, I’m not smashing it on concrete. I’d still consider a cheap screen protector if you’re clumsy or do contact sports.

Waterproofing is rated IP68 and 1 metre, and Samsung clearly expects you to use it in daily life with sweat, rain, and showers. I wore it in the shower and under heavy rain without issues. As mentioned earlier, the only quirk is that water droplets can mess with the touchscreen, causing random swipes or touches. That’s where the water lock mode comes in: turn it on before getting it soaked and that problem goes away. One Amazon user mentioned touch issues in a downpour and blamed themselves for not enabling water lock – I’d say that’s accurate.

The band material (fluoroelastomer) seems robust. No peeling, no cracks, and it doesn’t pick up lint like some cheap silicone bands do. The buckle feels secure; I never had it pop open by accident. Because the strap tucks in, it’s less likely to catch on things, which probably helps with long‑term durability. If it eventually wears out, it’s a standard style you can easily replace with third‑party straps.

Overall, I’d say it’s durable enough for everyday life, gym, and casual swimming or showers, but I wouldn’t treat it like a hardcore outdoor watch. If you’re rock climbing, working on a building site, or constantly bashing your wrists around, you might want something chunkier with more protection. For normal office‑plus‑gym use, though, it holds up fine so far.

In terms of performance, the Galaxy Fit3 does a pretty solid job on the basics: steps, heart rate, sleep, and general activity. Steps were very close to what my phone and a relative’s Fitbit recorded. On a 10,000‑step day, the difference was usually under a couple of hundred steps either way, which is totally fine for everyday tracking. It auto‑detects walks and runs reasonably well, though sometimes it starts recording a bit late, so for proper workouts I prefer to manually start the activity.

Heart rate tracking is decent for casual use. Resting heart rate and general trends lined up with a finger pulse oximeter I have at home. During workouts, it lags a bit when your heart rate changes quickly (intervals, for example), which is typical for wrist sensors, but for steady walking, cycling, or gym machines, it’s close enough. SpO2 readings work, but you need to stay still and wear it properly; if you’re fidgeting or it’s loose, it fails or gives weird numbers. Once I got the fit right, it was in the same ballpark as my standalone pulse oximeter.

Sleep tracking is good enough for most people. It tracks when you fall asleep, wake up, and gives you stages (light, deep, REM) plus a sleep score. It occasionally has gaps or thinks I’m awake when I’m just lying still watching TV in bed, but that’s normal for wrist trackers. Paired with a Samsung phone, you can even get snoring detection using the phone’s mic, which is mildly embarrassing but useful if you’re trying to figure out why you wake up tired.

On the smart side, notifications are reliable and fast. It mirrors what you let it mirror from your phone: calls, messages, app alerts. You can’t install extra apps or do fancy stuff like maps on your wrist. GPS is via the phone, so for walks and runs with your phone in your pocket, you still get proper distance and route mapping in Samsung Health. If you go out without your phone, you’ll only get time and heart rate, no mapped route. Overall, performance is solid for tracking and simple smart features, but it’s not a mini smartphone on your wrist.

On paper, the Galaxy Fit3 is sold as a fitness tracker that also behaves a bit like a smartwatch: 1.6" AMOLED screen, heart rate, sleep tracking, notifications, 100+ workout modes, and up to 13 days of battery. In practice, it feels more like a Fitbit‑style band than a full watch, which for me is a good thing. It stays out of the way but still gives you the data you care about.

The interface is simple: swipe left and right for widgets (steps, heart rate, sleep, weather, etc.), swipe down for quick settings, and use the side button to go back or open the app list. There’s no overload of features; you mainly get health stuff and a few basic tools like alarm, timer, stopwatch, and find my phone. No third‑party apps, no contactless payments, no fancy stuff. It gets the core tracking and notification job done, nothing more.

Notifications are handled well. You see who’s calling, you can reject calls, and you can read messages from WhatsApp, SMS, email, etc. Reply options are limited to preset answers or emoji, and only with some apps, so don’t expect to have full conversations from your wrist. For me it’s enough: I see if something’s urgent without pulling my phone out every two minutes.

In terms of health, you get heart rate, stress estimate, basic SpO2 (blood oxygen) checks, and sleep monitoring with sleep stages. There’s no built‑in GPS; it piggybacks on your phone’s GPS if you take the phone with you. That’s fine if you usually run or walk with your phone, but if you wanted a pure watch‑only GPS solution, this is not it. So overall: a focused tracker with decent smart features, not a full smartwatch replacement.