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Quantity
1
Description
4.5
19 ratings
5
4
3
2
1
Tank M4, Great Watch, I Miss The Blood Pressure Monitor Function
Great watch, very sturdy, excellent readability, App/software runs well. My Tank M3 and M3 Ultra had blood pressure monitoring which I used often, M4 does not, need to bring it back. Other than that I love the M4 version!
Ray · June 8, 2026
Nice and Rugged but not very accurate tracking sleep
So far I've been pleasantly impressed with the watch and how rugged it is. I opted to get their braided (Velcro) strap and it dries quickly after a shower. The watch is a little off on how it measures my sleep tracking. I sleep with a cpap machine and the hours of therapy on my cpap machine are longer than what the watch is stating I'm sleeping. The watch is off by several hours and doesn't recognize my awake times. I like the GPS function and walking around my neighborhood the watch is accurately tracking the distance. Not sure on steps as there's no real ability to put in my average distance between steps when walking on a flat surface. I like the built in map feature and will be testing it's capabilities out over the memorial day weekend out in the woods. I'll also be testing out the mountaineering sports function too. I'll be putting the spare battery booster pack through it's paces on my memorial day weekend trip too. I'm looking forward to seeing how much I'll need to charge and reuse the batter booster. This will help in determining if I need to purchase another one for longer trips. I'm just glad that the watch turns on the GPS features only when using the different sports modes like mountaineering. All in all it's been a decent investment for the money. I'm impressed with the functionality so far but it is lacking in some areas. Mostly I'm disappointed in how it's been tracking my sleep. That being said, I love the free watch faces and found one that works with my old eyes without having to use reading glasses. I like the different functions you can assign to the swipe up feature and have my dialed in just right. If you're looking for a cheaper but still multifunctional watch with GPS that does NOT rely on your phone, but don't want to break the bank on Garmin or Apple devices then the Kospet Tank M4 is worth getting.
Shawn · May 18, 2026
So far very nice smart watch.
Battery lasts me about 7 to 8 days. Wish it had EKG measurements. But so far nice. I haven't down loaded the maps yet onto the watch so I need to see how that works. Wish it had some better watch faces.
J.Vig · May 13, 2026





