Amplitude matters more than percussions per minute
Marketing leads with percussions per minute, but the figure that shapes how a massage gun actually feels is amplitude, the distance the head travels on each stroke. A short stroke buzzes the surface; a longer one carries force into the muscle. Most of the market sits between 10mm and 16mm, with compact models clustered near 10mm and full-size ones at 12mm and above. Look for that number first. When a listing does not publish it, that is usually a decision rather than an oversight. A high speed tells you the strokes come quickly, not that they go anywhere.
How gently it goes matters more than how hard
The common complaint after the first week is that the lowest setting is still too aggressive, particularly on calves and forearms where there is less muscle to absorb it. Check how soft the bottom speed really is and how large the jumps between settings are. Pressure sensing, which warns you or eases off when you lean in too far, is worth more to a beginner than two extra speeds. The technique is to glide slowly along the muscle, not to park the head on one spot.
Weight and noise decide whether it stays in the drawer
Massage guns are abandoned at a high rate, and it is rarely because they do not work. It is because getting one out is a chore. A heavy unit becomes tiring to hold overhead against your own shoulders inside two minutes, and a loud one is not something you will run late at night. Full-size models generally weigh between one and two and a half pounds; travel models come in under one. If the realistic setting is a desk or a suitcase, a smaller unit with a shorter stroke often delivers more in practice, simply because you will reach for it.
You will use two attachments, not ten
A tray of ten heads photographs well. In practice most people settle on the ball and the flat head. The ball suits large muscle groups, the flat head spreads force evenly, and the forked head is shaped to straddle the spine, meaning either side of it and never on the bone itself. The bullet head concentrates the most pressure into the smallest area and is not something to experiment with casually. Attachment count is not a reason to choose one model over another.
Battery, warranty and support
Read continuous runtime rather than headline standby claims. Most units deliver two to six hours, which covers a ten-minute session many times over, so battery life rarely deserves to decide the purchase unless you travel constantly. Warranty length is the more useful signal, along with whether the brand runs genuine support in your country. Motors and batteries are the usual failure points in this category, and two years of cover is a different product from ninety days.
When not to buy
If you are carrying an injury, persistent pain, a recent surgery, a clotting disorder or low bone density, or you take anticoagulants, speak to a clinician before buying anything in this category. A massage gun is for relaxing muscles and easing the soreness that follows exercise. It is not a treatment and should not be sold to you as one. Keep it off the front of the neck, the spine, the joints and anywhere bone sits close to the surface. And if a listing claims the device resolves a medical condition or stands in for professional care, that tells you what you need to know about the seller, whatever the price looks like.
How we screen this category
To reach a recommended slot, a product needs a rating above 4.4 and at least 50 reviews, both together. Below 4.2 it goes back into review, and below 4.0 we stop recommending it. A negative feedback rate above 8% moves it to observation and off the homepage; above 15% it comes down. Clusters of reports about motor noise, swollen batteries or unreachable support pause a listing immediately, regardless of rating. We do not run lab tests and we do not pretend to. What we do is remove the options with unclear sourcing and unstable feedback, so the comparison in front of you is between plausible candidates.