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โค๏ธ Track smarter, train harder, and never miss a beat!
The Polar FT4 Heart Rate Monitor delivers continuous, precise heart rate tracking with a comfortable, soft fabric chest strap. Featuring Smart Calorie technology, it calculates calories burned based on your personal data. Water resistant up to 30 meters and compatible with GymLink-enabled gym equipment, itโs designed for versatile, reliable fitness monitoring across all your workouts.







| ASIN | B001U0OFCS |
| Best Sellers Rank | #182,489 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #122 in Heart Rate Monitors (Sports & Outdoors) |
| Brand Name | POLAR |
| Color | (Silver / Black) |
| Country of Origin | United States |
| Customer Reviews | 4.3 4.3 out of 5 stars (7,577) |
| Date First Available | August 6, 2003 |
| Included Components | Chest Strap For Accurate Heart Rate, Heart Rate Chest Strap Made Of Soft Fabric, Polar Ft4 Heart Rate Monitor, User Replaceable Battery And Water Resistant |
| Item Dimensions LxWxH | 9.75 x 0.75 x 1.5 inches |
| Item Package Dimensions L x W x H | 4.65 x 3.86 x 2.91 inches |
| Item Weight | 1 Pounds |
| Manufacturer | Polar |
| Material | Silver |
| Model Year | 2009 |
| Number of Items | 1 |
| Package Weight | 0.22 Kilograms |
| Part Number | 90036750 |
| Sport Type | Excercise & Fitness |
| Style | FT4 |
| Suggested Users | unisex-adult |
S**A
the goldilocks of athletic monitors
This monitor is great. Being able to track my heart rate has enabled me to finally have enjoyable and effective outdoor and at-home workouts. Before, I always either questioned my efficiency and often pushed myself way too hard, leading to injury and loss of motivation to continue, or avoided home workouts because I thought I wouldn't be working hard enough with them. Now, I know exactly how intense I need to be going because of the heart rate tracking. Ever since I was 12 (I'm 21 now), between half and all of my workouts took place at the gym because I always thought that was the only setting in which I could have a good workout. I can definitely say that was just a psychological thing! Even though this monitor is somewhat of an investment, it's definitely going to save me money because I don't feel like I will need to join a gym in order to get fit. In addition to the heart rate tracking, the calorie counting function is really motivating. This is a really simple, no-frills kind of device, which I really like. I once had the bodybugg device and it really irritated my skin and was quite ugly to wear. It also did not track my heart rate, just calories, making it a poor device for improving athletic performance. It (like the Fitbit and many other devices) had an online tracking software that in theory was cool, but for me, was just too meticulous and annoying. To my knowledge, there is no complicated online tracking app for the FT4; instead I just retrieve my data straight from the watch. I also had the Fitbit and it just measured way too many senseless parameters that I did not need to know about during my workout (i.e., flights of stairs per day, a vine of leaves that showed my "activity level"(duh, I'm working out, I know I am being active)). I also prefer that I just have a device to measure my workout and not something like the FitBit that I need to remember to take with me everywhere I go. I think it would be nice to have a distance tracking function on the polar FT4, but other than that, it really is the perfectly simple device to help motivate you during your workouts!
A**R
Awesome Product!!
I purchased the Polar FT4 Heart Rate Monitor Watch about a year ago after doing a lot of research on the countless fitness trackers out there on the market, and I rely heavily on Amazon reviews. I typically do not write reviews myself, but I have been so happy with this purchase I was compelled to share my support for this as well. The ratings and reviews on this monitor are spot on. When I was looking for a fitness tracker I was taking a few things into consideration: truly reliable heart rate monitoring (running & lifting weights), calorie tracker, workout timer, and price. I was not concerned about a step counter, sleep tracker, and or a fancy app tracker to go along with it. Don't get me wrong, those Fitbit watches are slick, but I personally didn't really need all of that. Plus, I didn't want a fitness watch to wear all day; I prefer to wear my other daily watches. Last thing about Fitbit, while they do have a good track record of accurate heart rate monitoring while walking/running, I've read that their watches do not track heart rate as well when doing strength training/lifting, which was personally a deal breaker for me. My goal was to monitor my daily calorie intake to lose weight, so I paired this watch which tracks calories burned during workouts and the free Under Armour calorie counter app which tells you exactly how many calories are in the food/meals you eat. They worked amazing together. To date, I'm down 23 lbs. and I seriously don't think I could have done it without this watch. It is so simple to use, and it provides instant gratification at the end of the workout to know exactly how many calories you've burned. One thing I've always struggled with while running/working out was the guessing game of how many calories I burned, did I really push myself as hard as I could, and constantly looking at the clock on the wall to figure out my rest time. This watch takes care of all of that. The workout timer is also amazing because I like to do a lot of circuit training, so whenever I am done with a lift, I know exactly how much time I have to rest until the next set. Such a simple concept for a fitness watch, but Polar just makes it so easy, itโs amazing. No issues with batteries, malfunctioning, or anything like that either. I could go on, but in all, I couldn't be happier with this purchase. If you are looking for an easy to use, reliable, and functional heart rate monitor, then I can tell you this is it. Awesome job Polar, I think you've made a lifelong customer because of it. Good luck everyone!
J**R
I wasn't sure at first but this has helped me so much!
I wasn't sure about this, because I've never used a "heart rate monitor" before and I pictured something they'd hook you up to in a hospital. However, the good reviews here on Amazon sold me, and it wasn't that expensive. Well, I couldn't be happier. The strap isn't bulky at ALL--I really do forget it's there! I thought it was weird that you have to wet the "electrodes" before use, but I just literally rinse them for a second and then put it on. When I'm done working out, I immediately take the strap off, rinse it off thoroughly, and hang it to dry (after taking off the little monitor thing, of course). I've washed it a few times with gentle soap, as per the instructions. This is exactly what I wanted for my fitness goals. I'm not a huge fitness nut, but I wanted to get healthier and lose some weight, and I hated estimating how many calories I was burning. Proof--on MyFitnessPal, which I use to track my activity and eating, it wanted to give me around 150 calories for a 51-minute I took with my dog today. However, this HRM said 350--because it picked up on the fact that most of it was uphill and I was going at a fast pace, hence burning more calories. I also like seeing my heart rate fluctuate because it motivates me to keep moving--not to let my dog sniff too much! I've always hated going up hills, and now I know why--my heart rate jumps at least 15 BPM when I'm going up a hard hill! But that's how I burn so many calories (that and the brisk pace). So, I'm more motivated to go up hills because there's an explicit pay off. It's also very encouraging to look down and see how many calories you're burning! And to know that it's realistic and not something a computer comes up with. I will say that the elliptical at the gym is pretty darn close to this thing, but it says I'm burning about 20 more calories than I really am at any given time. So I've burned, say, 250, but the elliptical says 270. Not a huge deal, but I like knowing it's really 250 because I don't want those 20 calories to make me go over my "budget" for the day. Again, I was pretty skeptical with this, because I pictured it being really bulky and not accurate. But I find it's very accurate, and very motivating! I also like that you can set up the heart rate goal so you know if you're getting too low or high. This thing really encourages me to keep moving and to keep my heart rate up--which is just what I wanted! Very easy to use, too. A great purchase! BONUS - I plan to try to start a family in the near future, and this will be great for monitoring my heartrate while walking, etc. so I don't go over the safe limit. It's just good to see where your heart rate is.
A**J
Works great for my needs
Pros: Cute as a watch Tracks Calories Monitors Heart Rate Summarizes Workout Has back light Connects with Polar fitness equipment in the gym Cons: Only tracks 10 workouts Does not have pedometer Cannot download workouts online. I've had this watch for about 2.5 years. I really enjoy this as a watch or a heart rate monitor. I usually workout consistently for a few months, break for a couple of months and repeat that cycle. When I do workout I like to track my calories and heart rate. This is not a fancy heart rate monitor that uses GPS or any advanced technological features. The watch is fairly easy to set up. It allows you to input height, weight, age and gender to accurately track metrics. Once the watch is in workout mode you can easily toggle the screen between heart rate, calories burned and current time. It also has a screen to let you know if you're "in the zone" - within min and max heart rate for your age group. It has a beep, which I found annoying, if you're not in the zone. That beep can be turned off in the settings. The monitor also comes with a strap and transmitter. I thought the strap was comfortable and barely noticed it while working out. I did have an issue with the transmitter after a year or so of use. I noticed sometimes it would stop transmitting to the watch. This happened a few times (not because of low battery). If I turned off workout mode and turned it back on it would be fine again. The battery life has been great so far. My watch battery just died last week (after 2.5 yrs), and the transmitter battery had to be replaced last year. Make sure you remove the transmitter from the strap to conserve battery life. Like I said earlier, the transmitter will transmit to any polar equipment in the gym. I notice it transmits the heart rate to the equipment but the gym equipment still calculates it's own calories. I trust the calories more on the watch since it takes into account age, gender, height and weight. The gym equipment only tracks age and weight to calculate calories. The only thing I don't like is the monitor only tracks 10 workouts. I keep my own workout log, so that's not a huge problem for me. The other issue is you can't track your workout progress online. There are other Polar products that can be hooked up to the computer so you can download your workout and track your progress on their website, but not this model. You have to manually input info from this model online, which seems like a pain. Overall, it's a great product for the price. I would definitely recommend.
W**J
Very useful, comfortable, easy to use
I have tried so many heart monitors, and none of them suited me. They either didn't work well, weren't comfortable, didn't have a continuous reading of my heart rate, which is important, or the chest strap was too big for my rib cage. I had heard good things about Polar, so I decided to try the FT4, and it works really well. The chest strap is really easy to put on, and I am able to get it tight around my chest. It does start slipping a little sometimes when I sweat a lot or move fast, but it does not seem to interfere with transmitting my heart rate. I either put electrode gel or water on it, and both seem to work well. The wrist monitor shows a continuous heart rate, and you can cycle through different screens to see calories burned, how long you've been working out, etc. I would have liked to have been able to set a maximum and minimum heart rate, so it could alert me if I went over or under either, but this model does not seem to have that. It is not a big deal, though, since I can just easily look at the screen if I'm worried my heart rate is getting too high. After your workout, it gives you a summary of the calories you burned, what your average heart rate was, what your maximum heart rate was, how long you were "in the zone," and so on. It is very, very helpful. I was not aware that I was burning so many calories at the gym because MyFitnessPal apparently thought I wasn't working out very hard and would estimate my calories at 200. I was actually burning way over that. This is very useful because I base my caloric intake on how much I burn. The only minor problem I have had with it is that in some yoga positions, it loses its signal. I don't really care, though. It's understandable that it loses its signal because I'm twisting myself into a pretzel. It also makes faint beeping noises sometimes. I have no idea why, but I figured out how to turn them off. If I am remembering correctly, if you press pause while it's in workout mode and press down (I think), you can go to the screen that lets you turn off the sounds. I'm very happy with my heart monitor, and it has proven incredibly useful. My husband bought the black one and has been very happy with his, as well.
L**I
Caution about SoftStrap Size!!!!!
So I bought this in September and have not been to the gym without it ever since. It is truly my companion and I will not workout with it on. So the pros of this are that it does exactly what it says it does, it tracks your heart rate, calories burned, gym time, and even stores this information as training files on the watch itself. The heart rate monitor itself is tiny and easy to put on. It is very comfortable, as in you do not notice you are even wearing it (if i run errands after the gym I usually forget to take it off until I get home to shower). It is a very reliable device and I would definitely recommend this to anyone who wants to keep track of calories burned and how much time they spend in the gym (or outside running). CONS: When you receive the watch it comes with the soft strap in a generic size of M-XXL. I am a very petite girl and so I had a lot of trouble with keeping the band up on my chest. It would often slide onto my stomach and so there's me at the gym, doing cardio, trying to get this heart rate monitor back in the correct position (I wear it directly under my sports bra). It was tightened as far as it would go and it still fell down. It really started interfering with my workouts and so I contacted Polar and they replaced the soft strap with an XS at no charge to me. Now it fits perfect!:) Also, for some odd reason this watch DOES NOT have a stopwatch. I mistakenly thought that because it was a sports watch it would have a stop watch, nope. Just keep in mind when buying this if your a tinier person like I am the soft strap will give you grief. However, I still gave this 5 stars because it is an EXCELLENT watch, does what it is supposed to do, and Polar customer service was super nice and completely understood my situation. When this watch poops out on me (which I hope isn't for a long time) I will definitely be buying this brand again!
R**R
Still doesn't work after sent to manufacturer and charged when said wouldn't be
I loved it initially; I could track my progress and I enjoyed its features: simple and easy to use. It worked for about three months without any issue. Then it started to have error messages in the middle of workouts: check heart rate signal. It wasn't that often so I could deal with it, but then it couldn't find a heart rate at all after a while. I was even cleaning it after each use and changed the battery in both the watch and strap. I sent it to the manufacturer since it was still under a year old. I explained I didn't need a battery and that I was receiving an error message every time I used the monitor. They provided me with an invoice for $40 which included $20 for a new strap and $20 for a battery replacement I didn't need. I called to understand being charged for items I didnโt need and that I thought it was under warranty for the first year. They said the strap wasn't under warranty but I don't know how I was supposed to know this. So even though they say their product is covered under warranty for the first year, the main component that breaks isn't. They said the heart rate sensor transmitted failed so they replaced that at no cost. They said the strap was oxidized and damaged but not covered. I told the customer service representative I would buy the new strap and I asked if I would be charged for shipping and the woman said no. I repeated to make sure it was clear I wouldnโt be charged for shipping and she said no. I then checked my credit card and found out I was charged $7.50 for shipping. When I called they wouldnโt stand by their statement of not being charged and would not refund me the shipping and handling and just apologized for the misunderstanding. They asked if I wanted someone to contact me after listening to the recorded conversation. I said yes. No one contacted me. I received an email survey for customer satisfaction. I stated my story again and received a reply that I would be refunded the shipping and handling, which I appreciated. The worst part is: shortly after receiving the product back I started receiving the error message again. Even after cleaning it after each use. So in the end I paid $20 for something that still doesnโt work. So not only did I receive poor customer service but the product is practically worthless because it doesnโt perform its main function.
C**Y
It's ok..
This HRM has become such an asset to my workouts that I feel lost without it on the rare occasions when I'm not wearing it. I purchased this watch about 9 months ago and for as often as I've used it, it still works perfectly. The chest band is comfortable and I never even feel it while working out plus it stays in place very nicely. The main reason I purchased this was to motivate me to continue on my fitness journey and I can honestly say that it has helped tremendously. After a good workout, it's always a nice "surprise" to see how many calories I burned and I compete against myself each time to see if I can do a little better. It's probably not a completely accurate reading but that's okay with me. Seeing results whether that be on the screen of your HRM or the transformation of your body is one of the most motivating and uplifting things. The second reason for getting it is obviously to check my heart rate. I do a lot of HIIT training which really elevates your heart rate. Most of the time, even when I'm "Out of zone"(169-171, etc.) I'm fine. It just means I'm putting in some serious work but just this past week, I was towards the end of a HIIT workout when this wave of nausea passed over me like a cloud. I felt as if I were about to pass out and I quickly pulled my headphones out of my ears and looked down at my HRM which was beeping a "174 out of zone" I immediately slowed to get it back down and was thankful that I had it. I would definitely recommend the Polar FT4 to anyone that exercises consistently, to those wanting to begin to exercise regularly or for those who do it periodically. No matter what way or how you work out, it's still a work out and you're still moving.Good luck and don't give up! ***UPDATE*** For two years, this little guy worked like a charm. Every now and again, it would lose signal but it was very rare. Now? I can't ever get it to catch my heart rate. I've changed the battery in the watch and when that didn't help, I also changed it in the chest band and it still wouldn't catch a signal. I made sure to wet it, re-position the band, everything. I became so frustrated that I don't waste my time with it anymore. I don't regret buying it because I really liked having it when it was reliable but just keep in mind it's life span may be a bit short.
V**S
Five Stars
Awesome watch! Worth every penny!
H**N
ๆธ้ใซgood!
้็ดๅฅใฎๆ ผ้ๆใใใฃใฆใใใใ ใใใๅคงไผใฎ2ใ3ใถๆใใใๅใใๆธ้ใ่กใใพใใ ๅปๅนดใพใงใฏใใใ ใใใใใใซ่ตฐใ่พผใฟใใใใ้ฃไบๅถ้ใ่กใฃใฆใใพใใใใ ใใใชๅ ๆฐใๆฐๅใใชใใชใฃใฆใใใฎใงใใใๅน็็ใซๆธ้ใ่กใใใใๆฉ่ฝใใๅคๆญใใใใฎFT4ใ่ณผๅ ฅใใพใใใ ็ฉใฎๆฌใซใใใฐใ ๆๅคงๅฟๆๆฐใฎ60%ใ70%ใง้ๅใ่กใฃใๅ ดๅใๆถ่ฒปใซใญใชใผใฎ็ด85%ใ่่ชใใไพ็ตฆใใใใจใฎใใจใงใ ใใฎๅฟๆๆฐใฎ็ฏๅฒใงใฎ้ๅใไธ็ชๆธ้ใซๅนๆ็ใงใใ FT4ใฏ็ฎๆจๅฟๆๆฐใฎไธ้ใจไธ้ใ่กจ็คบ(ใฟใผใฒใใใพใผใณ่จญๅฎ)ใงใใใฎใงใ ่่ช็็ผใฎใใใฎใใผใน่ชฟๆดใซ้ๅธธใซๅฝน็ซใกใพใใใ ๅฎ้ใFT4ใ่ฃ ็ใใฆ่่ช็็ผใซๅนๆ็ใชๅฟๆๆฐใงใฉใณใใณใฐใใฆใฟใพใใใใ ้ๅธธใซๆฅฝใชใใผในใงใไปใพใง่พใๆใใใใฆ่ตฐใ่พผใฟใใใใฎใฏไฝใ ใฃใใฎใ ใใใจๆใ็จใงใใใ(ๅ จใ็ก้งใงใฏใชใใฃใใ) ใใใซFT4ใซใฏๆถ่ฒปใซใญใชใผ่กจ็คบๆฉ่ฝใใใใใใฎๆฉ่ฝใฏๆธ้ใธใฎใขใใใผใทใงใณใไธใใฆใใใพใใใ ่จ็ป็ใชๆธ้ใซใฏๆฌ ใใใชใใจๆใใพใใใ(ใใผใทใใฏใขใใซใฎF1ใF3ใซใฏใซใญใชใผ่กจ็คบๆฉ่ฝใฏใชใใฃใใจๆใใพใใ) ๅฟ ่ฆๆไฝ้ใฎๆฉ่ฝใใคใใฆๆฏ่ผ็ๅฎไพกใชใใฎFT4ใ้ๅธธใซใใใใใงใ!
J**D
Polar Monitor Does the Job
I bought this heart monitor to use in the gym as it appeared to do everything I required. Nothing too difficult - record results for 4 exercises, each showing average and maximum heart rates, duration, and calories. Also, heart rate to appear on the dial during exercises and even better if it also transfers this figure to the exercise machine (where possible). When it arrived I was somewhat disappointed as it looked rather flimsy and plasticy - my previous Oregon monitor was larger and more sturdy (however, it failed to work properly after 3 years). Well, my concerns were unfounded. The Polar monitor does everything I required (and more). It does not need to be large and heavy-duty - the simple design is strong enough and not of inferior Chinese quality. The heart rate does show on the exercise machines. Another excellent feature is the detachment of the monitor itself from the chest strap, so that the battery then stops working. In my Orogon the battery had to be removed to stop it and it was the monitor part that eventually failed.) Learning how to use it was very quick - it is not unnecessarily complex. It is also very easy to use. Finally, changing the battery in both the watch and monitor is quick and easy. (On my Orogon, it was extremely difficult to change the battery in the watch.) No complaints other than the fact that it looks like I am wearing a plastic digital watch rather than a sporty accessory !
J**S
Get it!
I have had the Polar FT4 for a month now! I am so satisfied with this purchase! Here are a couple reasons why: 1) It came with batteries. 2) When you wear the band, its like it isn't even there. 3) The band connects with cardio machines at my gym. 4) The watch is super cute! (I'm not a watch person so I only wear it at the gym.) 5) It's easy to use. 5) It keeps me motivated to work out because it's motivating seeing that your body is working hard (your heart rate) and that you are making progress (burning calories). 6) I got it at a sale price! (Having the product now, I see that it is worth the original price so I am really really really glad about getting it for $59.99.) These are the top reasons for why I love the Polar FT4. Anyone thinking about buying it should do so! It's worth the original cost!
W**I
Best!
ใใใฏๆ้ซใ ใ๏ผ ่ฒใใใใใใใใฉใฎใใใใฎใซใญใชใผใๆถ่ฒปใใฆใใใใใใใใใใใใฉใณใใณใฐใฎใจใๅฟๆๆฐใฎใณใณใใญใผใซใใงใใใ ใจใใใใใthis is the best purchase ever! Girls who try to get fit must have this!
Trustpilot
1 day ago
1 week ago