Is a 3mm or 5mm yoga mat better?
Neither is universally better.
A 3mm yoga mat generally provides a firmer, more grounded connection with the floor, while a 5mm mat provides additional cushioning.
The right choice depends on your body and how you move.
What does yoga mat thickness actually change?
A few millimetres sounds insignificant.
Under your body, it isn't.
Thickness influences:
- cushioning
- stability
- connection with the floor
- weight
- how bulky the mat feels when rolled
- comfort during floor-based movement
Understanding which of those matters most to you makes choosing considerably easier.
Why choose a 3mm yoga mat?
A 3mm mat sits relatively close to the floor.
That can be useful for movements where stability, balance and a grounded feeling matter.
There's less material between you and the surface beneath you, which can create a firmer foundation for standing poses and controlled movement.
It also creates a slimmer mat when rolled.
Why choose a 5mm yoga mat?
The obvious advantage is cushioning.
Those additional millimetres can make floor work more comfortable, particularly beneath knees, hips or the spine.
For someone who prioritises cushioning over a particularly grounded feeling, that may be worthwhile.
The compromise is that additional softness can create a slightly different sensation during balancing or standing movements.
Which is better for yoga?
For practices involving standing poses, balance and controlled transitions, many people appreciate a relatively slim mat.
For slower practices involving significant time kneeling or lying on the floor, extra cushioning may be preferable.
Your joints matter more than an arbitrary rule.
Which is better for Pilates?
It depends on the type of Pilates.
A 3mm mat can work well for standing Pilates, controlled movement and exercises where connection with the floor is useful.
For extended floor work involving the spine, hips or knees, some people will appreciate considerably more cushioning.
Why is the OTM Cork Yoga Mat 3mm?
We wanted the mat to feel grounded rather than padded.
The OTM Cork Yoga Mat is designed for yoga, Pilates, stretching, mobility and the small amounts of everyday movement that happen between formal workouts.
Its 3mm profile creates a slim, substantial movement surface rather than trying to replicate a deeply cushioned fitness mat.
If your body requires more cushioning, choose more cushioning.
Better design begins with being honest about what a product is — and what it isn't.