Both HIIT and Pilates are worth doing, and they complement each other well. HIIT builds cardiovascular endurance and burns calories efficiently; Pilates develops core strength, mobility, and body awareness. The question of which to do first is less important than most people think — but here is what I have found works best.
Should I do HIIT or Pilates first?
My recommendation is to start with Pilates before moving into HIIT. Pilates activates the muscles, focuses the breath, and gets you thinking about alignment and control — all of which carry over well into a high-intensity session. Going into HIIT with a switched-on core and established breathing rhythm is a genuine advantage.
That said, there is a reasonable argument for doing it the other way around. Some people prefer to do HIIT first while the muscles are fresh and then use Pilates to cool down and stretch out. The concern about Pilates first is that it loosens the muscles, potentially reducing their ability to support the explosive movements in HIIT. Whether that matters in practice depends on your fitness level and the intensity of your session.
There is no single correct answer here. Both orders work — what matters most is consistency and how the arrangement fits into your actual life and energy levels.
How the two workouts compare
| HIIT | Pilates |
|---|---|
| High intensity | Low to moderate intensity |
| Raises heart rate significantly | Heart rate stays moderate |
| Burns calories efficiently | Burns fewer calories per session |
| Builds stamina and endurance | Builds core strength and muscle tone |
| Good for fat loss | Good for posture and injury prevention |
Can I do both on the same day?
Yes, and many people do. The key is working out which arrangement suits your energy and schedule. If you are more motivated in the morning, a Pilates session to start followed by HIIT later in the day can work well. If you prefer to get the hard work done first, HIIT in the morning and Pilates in the evening is a good option.
Some people combine both into a single session — Pilates HIIT sessions are designed to integrate the breathwork, controlled movement, and core focus of Pilates with high-intensity intervals. Here is one I filmed that gives you a sense of how it feels:
For more on timing, see my article on whether there is a best time of day to do Pilates.
Is just Pilates enough?
Pilates can be your sole form of exercise, and many people do use it that way — particularly those who prioritise strength, flexibility, and injury prevention over calorie burn. The limitation is that Pilates does not significantly raise your heart rate, so it does not provide the cardiovascular benefits that HIIT or other aerobic exercise does.
If your goal includes improving cardiovascular health or losing body fat, you will benefit from adding some form of cardio alongside your Pilates practice. Walking, cycling, and swimming all combine well with it.
Is just HIIT enough?
HIIT alone will build stamina and burn calories effectively, but you miss the specific benefits that Pilates provides — postural strength, core stability, breath awareness, and the kind of slow, deliberate muscular control that HIIT simply does not develop. Many people who do a lot of HIIT end up with tight, fatigued muscles and poor recovery; Pilates is genuinely good at addressing both.
As a Pilates instructor, I practise what I teach, but I also value the cardiovascular challenge of HIIT. Mixing different types of training is good for the body — it provides variety, prevents adaptation, and gives you a more complete level of fitness overall.
For more on combining different workout types, see my posts on doing HIIT and Pilates on the same day and combining Pilates and cardio.
