MMA Round Timer: Five-Minute Rounds, One-Minute Rest and the Warnings That Matter

You download a round timer for the gym, open it, and it offers three-minute rounds with a minute off. That is a boxing clock. An MMA round is five minutes, a BJJ roll might be six, and Muay Thai rests for two minutes instead of one.

The length is only half the problem. In a five-minute round, a ten-second warning comes far too late to change anything. You need to know when one minute is left, while you still have time to get up, reverse position or empty the tank.

The settings for each sport

Start with the format you are training for, then shorten it if the session calls for it.

• MMA: 5:00 rounds with 1:00 rest. Standard fights are 3 rounds and championship fights are 5, so that is 17 or 29 minutes once you drop the final rest.
• BJJ: 5:00 to 6:00 rolls with 1:00 rest. IBJJF match lengths run from 5 minutes at white belt to 10 at black belt, so a competitor can match the clock to their division. Six 6:00 rolls take 41 minutes.
• Muay Thai: 3:00 rounds with 2:00 rest in the traditional five-round format, which comes to 23 minutes. The extra rest is why the pace can stay so high, and many gyms cut it to 1:00 for conditioning.

For grappling rounds, do not go below 1:00 of rest in a group. Thirty seconds looks efficient on paper, but it is gone by the time everyone has found a new partner and slapped hands.

Build the warnings that help in a long round

Most timers have no setting for a one-minute warning, but you can build one with any timer that chains named phases. Split the round so that each phase change becomes a cue:

• 4:00 "Round", the working part of the round
• 0:50 "Last minute", which starts with your one-minute warning
• 0:10 "Finish", the final push
• 1:00 "Rest"

That still adds up to five minutes of work. Five rounds come to 29 minutes with the last rest removed, and a 10-second prep at the start gives you time to get your mouthguard in after pressing go.

For a BJJ roll, one warning is usually enough: 5:30 "Roll" and 0:30 "Thirty seconds". Three cues in a round where you are fighting a choke is more than anyone will listen to. Muay Thai's three-minute round can use the classic 2:50 and 0:10 split, which is covered in more detail in our boxing round timer guide.

Mix striking and grappling rounds in one session

Many MMA sessions change rounds partway through, and this is where a one-size timer falls down. A fixed timer makes you restart and retype the settings in the middle of a session, while you are out of breath and pulling your gloves off.

Build the whole session as a single sequence instead. For a 30-minute example:

1. Striking: 3 × 3:00 with 1:00 rest, and make the last rest 2:00 so there is time to swap gear. That takes 13 minutes.
2. Grappling: 3 × 5:00 with 1:00 rest, dropping the final rest. That takes 17 minutes.

Name the phases "Strike", "Roll" and "Change gear" so that the cue tells you what comes next. If you also want to plan what happens inside the striking rounds, our guide to building a boxing interval workout covers that part.

Make the cue reach the mat

A round timer in a grappling gym has a harder job than one on a bag. You may be under someone with your ear against the mat, so a cue has to carry across the room and sound different at each phase. Put the phone up on a shelf or a bench rather than on the floor, where it can get kicked, and connect it to a speaker if you can. Test it from the far corner of the mat with the music on.

A watch on your wrist does not solve this for grappling. It can scrape or catch a training partner, and many gyms will ask you to take it off anyway. Wrist haptics make more sense for solo bag work and shadowboxing, as long as the watch is not under a glove.

Setting this up in Peak Interval

In Peak Interval, the phases above become a saved workout: name each one, set its length, and repeat the block for your round count. Each phase change fires its own audio cue, with sound packs and voice announcements to choose from, so "Last minute" does not sound like the end of the round. Rests run on their own, and a prep phase covers the gap between pressing start and getting your hands up.

The short version

Set 5:00 and 1:00 for MMA, 5:00 to 6:00 and 1:00 for BJJ, and 3:00 and 2:00 for Muay Thai. Add a warning at one minute left for MMA and at thirty seconds for BJJ, and run mixed sessions as one sequence so you never touch the phone mid-session. Before you rely on any timer, run one full round with the phone where it will really sit and check that you can hear each cue from the far side of the mat.