Gi vs No-Gi BJJ: What’s the Difference?
Brazilian Jiu-Jitsu is trained in two main formats, and the only real difference between them is what you wear. In the gi, both partners wear the traditional kimono; in no-gi, they wear a rash guard and shorts. That one change ripples through everything — the grips you can take, the speed of the exchange, and even which submissions dominate.
Neither format is the “real” version of the art, and the rivalry between them is friendlier than the internet suggests. Most people who train seriously do both. This guide explains what actually changes when the fabric comes off, and how to think about which to start with. If you are brand new, start with what BJJ is first, then come back here.
What the gi is
The gi (also called a kimono) is the heavy cotton jacket, trousers, and belt worn in traditional jiu-jitsu. It descends directly from the judo uniform, which is unsurprising given that BJJ grew out of judo. The jacket is thick and reinforced precisely because it is meant to be grabbed, pulled, and hung onto for long stretches without tearing.
That durability is the point. In gi jiu-jitsu the uniform is not just clothing — it is part of the game. The collar, the sleeves, the lapels, and the pants all become handles that either partner can seize to control, off-balance, or attack the other.
How gi grips create control and chokes
Because there is fabric everywhere, gi jiu-jitsu is a game of grips. Gripping a sleeve pins an arm; gripping a collar steers the head and posture; gripping a pant leg slows an escape. These handles let a smaller player anchor a much larger one in place, which is a large part of why the art rewards technique over strength.
The gi also opens up an entire family of chokes that do not exist without it. By feeding a hand deep into the opponent’s own collar — or wrapping their lapel around their neck — you can finish with the cloth itself, as in the classic cross-collar choke. The trade-off is pace: because grips are so strong and so hard to break, gi exchanges tend to be slower, more methodical, and more positional.
No-gi: fewer handles, faster pace
In no-gi, you train in a rash guard and shorts (or spats). With no jacket to grab, all the collar, sleeve, and lapel grips simply vanish. Control has to come from somewhere else, so it shifts to gripping the body itself: underhooks, overhooks, wrist control, and clamping body locks like the body triangle.
The result is a noticeably faster, sweatier, and more scramble-heavy game. Nothing slows the action down the way a deep lapel grip does, so positions change hands more quickly and there is more emphasis on speed, timing, and connection to the opponent’s frame rather than to their clothing. Many people find no-gi more intuitive at first for exactly this reason — there is simply less to learn about grips.
Different rules, and the rise of leg locks
The two formats are usually competed under different rulesets. Gi competition is dominated by the IBJJF, whose rules were built around the gi and traditionally restrict many leg attacks, especially for lower belts. No-gi has its own IBJJF division, but its most influential events — above all ADCC — use more permissive submission rules.
That difference in rules is a big reason leg locks have become far more central in no-gi. With fewer restrictions and no gi grips to defend the legs, attacking the lower body became a whole discipline of its own. The modern no-gi leg-lock game was driven hard by figures like John Danaher and the systems that grew around him, part of the broader no-gi revolution that also produced instructors such as Eddie Bravo. It is one of the clearest cases where a change in the uniform reshaped how the whole art is played.
Which should you start with?
For most beginners the choice is made for you: the majority of gyms start new students in the gi. The reasoning is that gi grips slow everything down, which gives a newcomer more time to think, recognize positions, and feel the difference between good and bad structure before the scrambles get fast. Skills learned patiently in the gi tend to transfer well to no-gi.
That said, plenty of excellent gyms are no-gi first or no-gi only, and if that is what is near you, it is a perfectly good place to begin. The honest answer is that the fundamentals — position before submission, escapes, and control — are the same in both. Whatever you start in, BJJ for beginners covers what to expect in your first weeks.
Most people end up doing both
Over time the gi-versus-no-gi debate tends to dissolve. Most experienced practitioners train both because each sharpens something the other neglects: the gi builds patience, precision, and a deep grip-fighting sense, while no-gi builds speed, scrambling, and a feel for controlling a moving, slippery opponent.
Treated as two dialects of the same language rather than rival arts, they reinforce each other. If you can only pick one for now, pick whichever gets you onto the mats consistently — consistency matters far more than format.
Frequently asked questions
Is gi or no-gi better for self-defense?
Both are useful, and each maps to different clothing. In everyday clothes an attacker often has grabbable jackets or sleeves, which resembles the gi; in a shirtless or slippery situation, no-gi control is closer. Training both covers more ground. See Is BJJ effective for self-defense?.
Do gi and no-gi use different submissions?
Mostly they overlap. Joint locks like armbars and kimuras work in both. The big difference is that collar and lapel chokes only exist in the gi, while leg locks tend to be more central in no-gi because the rules are more permissive and there are no gi grips to defend the legs.
Is no-gi harder than gi?
It is faster and more slippery, so scrambles are harder to control, but it is not “harder” overall. Many beginners find no-gi more intuitive at first because there are fewer grips to learn, while others prefer the slower, more methodical pace of the gi.
Do I need to buy a gi to start?
Not on day one. Most gyms have loaner gis or let you train your first few classes in a rash guard and shorts. Try a class or two before buying anything — see BJJ for beginners.
Can I compete in both?
Yes. Many tournaments run separate gi and no-gi divisions on the same day, and plenty of competitors enter both. Gi events are most often run under IBJJF rules, while the premier no-gi event, ADCC, uses its own more permissive submission ruleset.