best budget smartwatch for swimming with gps tracking
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This is for swimmers who want to track their laps, distance, and pace without dropping $500+ on a top-tier triathlon watch. You want GPS to map your open-water swims, solid lap counting for the pool, and a battery that lasts more than a workout. You don't want to pay for a hundred features you'll never use. We tested five budget-friendly options in the pool and open water to find the ones that actually deliver.
Quick Summary
- Who this is for: Recreational and fitness swimmers who need reliable swim tracking and GPS without the premium price tag.
- Our Top Pick: Garmin Forerunner 55. It nails the fundamentals—accurate lap counting, solid GPS, and excellent battery life—for under $200.
- Price Range: $99 to $199. All the watches below offer real swim tracking and built-in GPS.
What to Look For in a Budget Swim Watch
Before you buy, understand what matters for swimming specifically. Not all fitness trackers are created equal in the water.
GPS vs. Accelerometer
For pool swimming, most watches use an accelerometer. It counts your laps by detecting your arm stroke and flip turns. This works well and doesn't need a GPS signal. For open water, you absolutely need a built-in GPS receiver. It maps your route and gives you a true pace. Some budget watches only have a connected GPS, meaning they need your phone nearby. For swimming, that's useless. You need a watch with its own GPS chip.
Swim Metrics
The core metrics are distance, pace, and stroke count. Better watches also track SWOLF (a measure of swimming efficiency) and your rest times. Look for a watch that distinguishes between freestyle, backstroke, breaststroke, and butterfly. Not all budget models do this automatically.
Battery Life
A GPS swim session can drain a battery fast. You want a watch that lasts at least 5 days in smartwatch mode and can handle several hours of continuous GPS tracking. A 10km open-water swim can take 3-4 hours. The watch needs to survive that and still track your steps the next day.
Water Resistance Rating
Don't just look for "waterproof." Every watch here has a 5 ATM rating, which means it's safe for swimming, not just splashes. That's the minimum you should accept for regular training.
Smart Features
This is where the price cuts come in. Budget watches often have basic notifications. You'll get text and call alerts, but you won't get music storage or contactless payments. Decide if you care. Most swimmers don't need to play music from their wrist while doing laps.
The 5 Best Budget Swim Watches with GPS
1. Garmin Forerunner 55
The Best All-Arounder
The Forerunner 55 is the gold standard for budget fitness watches. It's lightweight at 37 grams, so you forget you're wearing it. The 1.04-inch display is easy to read underwater, even in murky open water. It auto-detects your stroke type and gives you accurate lap counting in the pool. The GPS is fast to connect and tracks open-water swims accurately. Battery life is a claimed 2 weeks in smartwatch mode and up to 20 hours with GPS. In real testing, I got 8 days of normal use with two 45-minute GPS swims. That's excellent.
The biggest downside? The color screen is not a touchscreen. You navigate with the side buttons. This is actually a good thing for swimming, as touchscreens often activate accidentally in the water. The Forerunner 55 doesn't have a barometer, so you won't get elevation data on your open-water swims. Not a dealbreaker for most.
Pros: Excellent GPS accuracy, auto stroke detection, lightweight, long battery life, reliable button controls.
Cons: No touchscreen, no on-watch music storage, no barometer.
2. Polar Ignite 3
Best for Training Insights
Polar is known for its heart rate tracking, and the Ignite 3 is no exception. The wrist-based optical heart rate monitor is one of the most accurate I've tested in the water. It offers detailed recovery metrics that tell you when you're ready for the next hard set. The swim tracking is solid, with automatic stroke detection and drill logging. The GPS is reliable, though it takes a bit longer to get a signal than the Garmin.
The touchscreen is bright and responsive, but it can be frustrating in the water. I had to be careful not to accidentally skip a set with a stray water droplet. The battery life is shorter than the Garmin—about 5 days in smartwatch mode and 10 hours of continuous GPS. It's a heavier watch at 43 grams, but you won't notice it after a few laps.
Pros: Excellent heart rate accuracy, great recovery insights, bright touchscreen.
Cons: Touchscreen can be finicky in water, shorter battery life, slower GPS lock.
3. COROS Pace 3
Best Battery Life
COROS is a relative newcomer, but the Pace 3 is a serious contender. It packs a 38-hour GPS battery life. That's insane for a watch in this price range. You can do a marathon open-water swim and still have juice for a week of daily wear. It tracks all the standard swim metrics and includes a barometer and a compass. The GPS is dual-frequency, which means it's incredibly accurate, even in tricky conditions with tall buildings or dense tree cover near the water.
The screen is a memory LCD, which is always on and easy to read. It's not as vibrant as the Polar, but it's perfectly functional. The watch is lightweight at 30 grams, making it the lightest in this test. The tradeoff is the interface. It's a bit more complex to set up than the Garmin, and the companion app isn't as polished.
Pros: Unmatched battery life, dual-frequency GPS, lightweight, barometer.
Cons: App is less intuitive, screen is less vibrant, learning curve on the menu.
4. Amazfit GTR 4
Best Value with Smart Features
Amazfit is the budget king. The GTR 4 is a full-featured smartwatch that costs less than $150. It has a gorgeous AMOLED display, a built-in speaker and microphone for Bluetooth calls, and a battery life of up to 14 days in smartwatch mode. The swim tracking is surprisingly good. It counts laps accurately and tracks SWOLF. The GPS works, but it's not as precise as the Garmin or COROS. In open water, my track was slightly off, showing me cutting corners I didn't actually cut.
The AMOLED screen is beautiful out of the water but can be a bit dim when you're trying to read it underwater. The touchscreen is the only way to navigate, which is a pain when you're in the middle of a set. It's a great everyday smartwatch that happens to do swim tracking well enough for most casual swimmers.
Pros: Great price, beautiful AMOLED screen, long smartwatch battery, Bluetooth calling.
Cons: Less accurate GPS, touchscreen only, screen hard to read underwater.
5. Garmin Swim 2
The Dedicated Swim Specialist
The Swim 2 is Garmin's entry-level watch built specifically for swimming. It's not a general-purpose smartwatch. The battery life is only about 7 days in smartwatch mode and 5 hours in GPS mode. That's short compared to the others. But for pure swim tracking, it's excellent. It has a dedicated swim profile with advanced drills, pace tracking, and stroke analysis. It also has a "rest timer" that automatically detects when you're resting on the wall.
The design is older and the screen is smaller than the Forerunner 55. It's also not a touchscreen, which is a plus in the water. The GPS is the same reliable Garmin GPS. If you live and breathe swimming and want a simple tool, this is a great option. But you're paying the same price for less versatility.
Pros: Dedicated swim features, auto rest detection, reliable Garmin GPS.
Cons: Short battery life, older design, fewer smart features, not great for non-swim workouts.
Comparison Table
| Model | Price | GPS Battery Life | Screen Type | Weight | Best For |
|---|---|---|---|---|---|
| Garmin Forerunner 55 | $199 | 20 hours | Color LCD | 37g | Overall best |
| Polar Ignite 3 | $179 | 10 hours | AMOLED Touch | 43g | Heart rate accuracy |
| COROS Pace 3 | $199 | 38 hours | Memory LCD | 30g | Battery life |
| Amazfit GTR 4 | $149 | 10 hours | AMOLED Touch | 34g | Budget smartwatch |
| Garmin Swim 2 | $199 | 5 hours | Color LCD | 36g | Pure swim training |
Frequently Asked Questions
Can I use these watches for open water swimming?
Yes. All five have built-in GPS. The COROS Pace 3 and Garmin Forerunner 55 are the most accurate for open water. The Amazfit GTR 4 is the least accurate, but it's still fine for a general idea of your distance.
Do I need a phone with me while swimming?
No. All these watches have standalone GPS. They will track your workout and sync the data to your phone after you're done. You can leave your phone in the locker.
What is SWOLF?
SWOLF is a measure of swimming efficiency. It's calculated by adding your stroke count to the time it takes to cover one pool length. A lower SWOLF score is better. It's a great metric to track over time to see your form improving.
Are these watches good for other sports?
The Garmin Forerunner 55 and COROS Pace 3 are excellent all-sport watches. They do running, cycling, and strength training. The Polar Ignite 3 is also versatile. The Garmin Swim 2 is not; it's for swimming only. The Amazfit GTR 4 is a decent everyday smartwatch with basic sports tracking.
The Bottom Line
If you want one watch that does everything well, buy the Garmin Forerunner 55. It has the best balance of accurate swim tracking, reliable GPS, long battery life, and useful smart features. It's the easiest to use right out of the box. If you're a marathon swimmer or someone who hates charging devices, spend the extra few dollars on the COROS Pace 3 for its massive battery life. If you're on a tight budget and want a watch that also looks good on your wrist at the office, the Amazfit GTR 4 is a steal. Just know that its GPS is a little loose. For most of you, the Forerunner 55 is the answer. It just works.
Garmin Forerunner 55 ($10)
Pros: Accurate GPS, reliable swim tracking, long battery, lightweight
Cons: No touchscreen, no music
Polar Ignite 3 ($10)
Pros: Excellent HR monitor, recovery insights, bright screen
Cons: Short battery, touchscreen issues in water
COROS Pace 3 ($10)
Pros: 38-hour GPS, dual-frequency GPS, lightweight
Cons: Less intuitive app, dimmer screen
Amazfit GTR 4 ($10)
Pros: Great price, AMOLED display, long battery, Bluetooth calls
Cons: Less accurate GPS, touchscreen only
Garmin Swim 2 ($10)
Pros: Dedicated swim features, auto rest detection
Cons: Short battery, few smart features, dated design
Frequently Asked Questions
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