We've found some amazing fitness tracker deals this Amazon Prime Day

Garmin Vivoactive 4 Was: $329.99, Now: $169.99 at Amazon
There’s currently 48% to be saved on this very capable smartwatch and fitness tracker that monitors respiration, menstrual cycle, stress, sleep, estimated heart rate, hydration and more. It can also play playlists from playlists from Spotify, Amazon Music, or Deezer and comes preloaded with 20 GPS and indoor sports apps.

Tom’s Guide: ★★★★ | TechRadar: ★★★★ 

Price check: Walmart: $219 | Best Buy: $349.99 | Target $349.99

Garmin Forerunner 735XT Was: $349.99, Now: $292.00 at Amazon
Save a tidy 17% on this Garmin smartwatch that provides advanced tracking features for runners, swimmers and cyclists. It also estimates heart rate from the wrist or with a chest strap heart rate monitor.

Tom’s Guide: ★★★★ | TechRadar: ★★★★½

Price check: Walmart: $349.99 

Garmin Forerunner 245 Music Was: $349.99 , Now: $209.99 at Amazon
This is another incredibly low price on Amazon, with the Garmin Forerunner retailing for nearly $150 less than usual. Garmin makes some of the most high-spec, super-durable running watches on the market and this is an all-time fan favorite, with in-depth tracking features that can genuinely help you improve your running times. 

Tom’s Guide: ★★★★½ | TechRadar: ★★★★

Price check: Walmart $329.99 | Best Buy $319.99 | Target $349.99

Garmin Forerunner 945 Was: $499.99, Now: $419.00 at Amazon

Save over $80 on this top of the range Garmin running watch. A high-performing multisport watch that has a heart rate tracker, sleep tracker, GPS availability, and up to 14 days of battery life in smartwatch mode. 

Live Science: ★★★★½ | Tom’s Guide: ★★★★½ | TechRadar: ★★★★ 

Price check: Walmart: $385.90 | Best Buy: $499.00

Garmin Venu 2S Was: $399.99, Now: $249.99 at Amazon

Save nearly 40% on the top rated Garmin Venu 2S. Get up to 7 hours of battery life in GPS mode with music, plus rapid recharging and battery saver mode. 

Live Science: ★★★★½ | Tom’s Guide: ★★★★ | TechRadar: ★★★★½

Price Check:  Walmart $335.99

Garmin Instinct Solar Rugged Outdoor Smartwatch Was $349.99, Now $199.99 at Amazon 

Save 43% on the Garmin Instinct Solar Rugged Outdoor Smartwatch this Prime Day. This watch uses solar power charging and has a built-in 3-axis compass, global satellite system, and health and fitness tracker – perfect for venturing into the great outdoors. 

Live Science: ★★★★ | Tom’s Guide: ★★★★ | TechRadar: ★★★★½ 

Price check: Walmart: $257.99 | Best Buy: $199.99

Fitbit Inspire 3 Advanced Fitness & Health Tracker Was: $99.95 Now: $79.95 at Amazon

This is one of our favorite trackers from Fitbit and it’s currently reduced by $20. It has the unique ‘EDA’ scanner functionality, which can help you monitor your stress levels. On top of that, it also boasts Fitbit’s excellent sleep-tracking functionality and all the other main health metrics too.  

Live Science: ★★★★ | Tom’s Guide: ★★★★½ | TechRadar: ★★★★ 

Price check: Walmart: $79.95 | Best Buy: $79.95 |Target $79.95

Fitbit Charge 5 Was: $149.95, Now: $99.95 at Amazon

Save 33% on one of our favorite Fitbits: the Charge 5. Optimize your workout routine with a Daily Readiness Score that reveals if you’re ready to exercise or should focus on recovery. This great fitness tracker tops our guide to the Best Fitbit

Live Science: ★★★★ |Tom's Guide: ★★★★½ |Tech Radar: ★★★★ |T3: ★★★★

Price check: Walmart $99.95 |Best Buy 149.95 | Target $149.95

Fitbit Versa 4  Was $199.95, Now $139.95 at Amazon
Get better results from your workout routine with Versa 4 + Premium. Know when you’re up for a challenge or need a recovery day with your personalized Daily Readiness Score. Track more exercises than ever right from your wrist with 40+ exercise modes and never miss a beat with calls, texts and notifications right on your wrist. Now reduced by 30% for Amazon Prime Day!

Live Science: ★★★½ |Tom's Guide: ★★★ |Tech Radar: ★★★ |T3: ★★★

Price check: Walmart $139.95 |Best Buy 199.95 | Target $199.95

Fitbit Sense  Was: $249.95, Now: $183.15 at Amazon
The Fitbit Sense tops our list of the best Fitbits available right now. It’s stylish, with a large, easy-to-read display, and it offers a ‘stress sensing’ EDA feature, which is something completely unique to Fitbit. On top of that, it has a respectable six-day battery and all of the other standard health tracking features available.  

Live Science: ★★★★½ | Tom’s Guide: ★★★★½ | TechRadar: ★★★★ 

Price check: Walmart: $149| Best Buy: $249.95 |Target $249.95

Fitbit Luxe Was: $129.95 Now: $99.95 at Amazon

Get the top rated Fitbit Luxe for less this Prime Day - now with a 23% reduction on Amazon. See how jewelry gets smart with a tracker that doubles as a timeless accessory and features a vibrant color display.

Live Science: ★★★★½ | Tech Radar: ★★★★½ | Tom's Guide: ★★★★

Price check: Best Buy $99.95 | Walmart $99.95 | Target $99.95

Apple Watch Series 8 Was: $429,  Now: $309 at Amazon

Your essential companion for a healthy life is now even more powerful. Advanced sensors provide insights to help you better understand your health. New safety features can get you help when you need it. The bright, Always-On Retina display is easy to read, even when your wrist is down.

Live Science: ★★★★½ | Tom's Guide: ★★★★★ | Tech Radar: ★★★★ | T3: ★★★★

Price Check: Best Buy $359 | Walmart $329 |Target $499.99

Apple Watch SE (2nd Gen) Was: $279 Now: $229.99 at Amazon

All the essentials to help you monitor your fitness, keep connected, track your health, and stay safe. Now up to 20 percent faster, with features like Crash Detection and enhanced workout metrics, it’s a better value than ever.

Live Science: ★★★★ | Tom's Guide: ★★★½ | Tech Radar: ★★★★ | T3: ★★★★  

Price Check: Best Buy $219 | Walmart $308.94 |Target $309.99

SUUNTO 5 Peak | Was $199,  Now $151.05

Sleek and Stylish feature full GPS sports watch equipped with easy-to-use sport/outdoor features, great battery life, music controls on the watch and turn by turn navigation.

TechRadar: ★★★½

Price Check: Walmart $299

Polar Grit X Pro Was: $449.31, Now $388.99

One of Garmin's top challengers, Polar produce military grade fitness trackers and GPS watches that will keep you going wherever in the world you end up. Now 13% off for Prime Day.

Live Science: ★★★½ | Tech Radar: ★★★★ |T3: ★★★★★

Price Check: Walmart $529.95 | Polar $529.95

SAMSUNG Galaxy Watch 5 Pro + Buds 2 Bundle Was: $599.98,  Now: $468.99 at Amazon

Looking for a great bundle? Samsung's premium Galaxy Watch 5 Pro is now 21% cheaper on Amazon - and it comes with a pair of top quality noise cancelling Bluetooth earbuds. This smartwatch will track your workouts and monitor all your vital stats, including your heart rate, sleep habits and body composition. 

SAMSUNG Galaxy Watch 4 Was: $329.99, Now: $174.99 at Amazon

Galaxy Watch 4 delivers everything you need to conquer your day - and now you can get it with a hefty 47% discount. This clever smart watch will track your workouts and monitor all your vital stats, including your heart rate, sleep habits and body composition.

Live Science: ★★★★½ | Tom's Guide: ★★★★

Price check: Best Buy: $169.99 | Walmart: $169| Target $199.99

SAMSUNG Galaxy Watch 4 Classic Was: $399.99, Now: $349.95 at Amazon

Galaxy Watch 4 Classic can do everything its older brother can - but looks much better. If you are after a fitness tracker that combines functionality and stylish design, then 4 Classic model should land on your radar. Now with a fantastic 13% discount on Amazon. 

Tech Radar: ★★★½ 

Price check: Best Buy: $199.99 | Walmart: $174.99 | Target $379.99

SAMSUNG Galaxy Watch 5  Was: $279.99, Now: $151.05 on Amazon

Save more than 45% on this top of the range smartwatch, now almost $130 cheaper with this Prime Day deal. Galaxy Watch5 provides body composition data right on your wrist; you can now get readings on body fat, skeletal muscle, body water, basal metabolic rate and Body Mass Index (BMI).

Tom’s Guide: ★★★★½ | TechRadar: ★★★★ 

Price check: Best Buy: $199.99 | Walmart: $151.05