All smartwatches today come with some level of water resistance

 All smartwatches today come with some level of water resistance, 

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Parsonver Swimming Smart Watch, 5ATM Waterproof for Pool & Open Water, Built-in GPS & Compass, AMOLED Screen Fitness Tracker with 100+ Sports Modes, Heart Rate & Sleep Monitor, AI Swim Analysis, Black

but a few models provide advanced features for swimming tracking.

After thorough and continuous testing by the Wareable team, we still consider the Apple Watch Ultra 2 to be the top choice for a waterproof smartwatch.

 Its features for diving, automatic depth tracking, and strong support for both built-in and third-party apps make it a strong contender.

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Apple Watch Ultra 2 [GPS + Cellular 49mm] Smartwatch with Rugged Titanium Case & Orange Ocean Band. Fitness Tracker, Precision GPS, Action Button, Bright Retina Display With AppleCare+ (2 Years)

That said, its high cost might not suit every swimmer or diver.

 As part of our ongoing evaluation, we have tested all the leading smartwatches to determine which ones can accurately distinguish between different swimming strokes, such as the breaststroke and the front crawl.

About this item

• 【5ATM PROFESSIONAL SWIMMING SMARTWATCH – ADVANCED PRO SWIM ANALYTICS】Swim smarter, perform better! Designed for passionate swimmers, track every lap with precision and monitor freestyle, breaststroke, backstroke, and more. Real-time metrics include distance, speed, stroke rate, SWOLF, and underwater heart rate. Customize pool lengths and pair with the app for advanced analytics, trend tracking, and technique tips to boost speed and efficiency. With robust 5ATM waterproofing—beyond IP68—train confidently in any water. Note: For optimal performance, avoid using buttons underwater and keep away from hot baths or saunas.
• 【BUILT-IN GPS & COMPASS – PHONE-FREE DURING WORKOUTS】 Enjoy total freedom during runs, hikes, or rides. This high-precision GPS Smart Watch for men and women tracks distance, pace, and calories automatically during your workouts—no phone needed. Real-time GPS maps your route, and the built-in compass keeps you on course. After your activity, sync with the app for full maps and detailed insights. Every workout becomes smarter, safer, and more enjoyable.
• 【100+ BUILT-IN SPORTS MODES + SMART AI ANALYSIS FOR PERSONALIZED TRAINING】The FitNova R1 indoor and outdoor fitness watch is your ultimate fitness tracker, supporting 100+ workout modes including running, cycling, swimming, HIIT, yoga, strength training, and more. It auto-detects running, walking, and cycling—no manual start needed—tracking every move accurately. Paired with the app, get 7- and 21-day performance trends plus AI-driven tips to optimize pace, form, and endurance. Whether training indoors, outdoors, or for a triathlon, train smarter and reach your goals faster.
• 【24/7 HEALTH GUARDIAN & SMART ALERTS】This advanced smart health watch offers continuous heart rate monitoring all day and night—including underwater—and tracks resting heart rate trends for better health insights. It deeply monitors sleep cycles, including deep, light, and REM stages. You can customize start and end times in the app’s Sleep Do Not Disturb mode to ensure uninterrupted, restful nights. It also tracks blood oxygen and stress levels, supports women’s health, and provides reminders for goals, hydration, breathing exercises, plus smart notifications for calls, texts, and more—right on your wrist.
• 【1.32” ULTRA-HD AMOLED DISPLAY & 200+ WATCH FACES WITH DIY & VIDEO】This 42mm (1.65") smartwatch for men and women features a 1.32” (33.5mm) ultra-HD AMOLED screen (466×466, 60Hz), sharper than most smartwatches. Always-On Display keeps time visible all day. One-button design ensures intuitive operation. Choose from 200+ watch faces, and upload your own photos or videos to create personalized animated watch faces—a feature most smartwatches lack.
• 【ALL-DAY ACTIVITY TRACKER WITH ULTRA-LONG BATTERY LIFE】 Power your week with up to 5–7 days of active use or 40 days on standby, thanks to a high-capacity 300mAh battery and fast 2-hour charging. Track steps, distance, calories, and active minutes effortlessly with this built-in fitness tracker. Fully compatible with Android and iPhone smartphones, it works seamlessly with Android 9.0+ and iOS 13.0+. Stay connected, stay fit, and enjoy life without constantly reaching for a charger.
• 【MORE THAN FITNESS – YOUR EVERYDAY SMART COMPANION】 This all-in-one multifunctional smartwatch features the latest 2025 technology, going beyond fitness. From alarms, timers, stopwatch, and weather updates to calculator, camera/music control, world clock, and Find My Phone, it simplifies daily life. Raise-to-wake, adjustable brightness, and Focus/Do Not Disturb modes keep you in control anytime, anywhere. Designed for active lifestyles and everyday convenience.
• 【MORE THAN JUST A SMARTWATCH—PERFECT GIFT WITH RELIABLE SERVICE】This versatile smartwatch is crafted for everyday life and makes a thoughtful gift for your loved ones—family, friends, or anyone who deserves the best. Stylish and practical, it combines convenience, elegance, and reliable performance, backed by dedicated