How to Do It
- Step one foot forward and one foot back into a staggered stance, roughly hip-width apart side to side.
- Keep both heels down and your torso upright, holding dumbbells at your sides if adding load.
- Lower straight down by bending both knees until your rear knee nearly touches the floor.
- Keep most of your weight on the front leg, using the back leg mainly for balance.
- Drive through the front heel to return to the starting height, keeping the stance fixed throughout the set.
Common Mistakes
- Letting the front knee cave inward instead of tracking in line with the toes throughout the descent.
- Shifting the stance narrower or wider mid-set instead of setting foot position once and holding it.
- Leaning too far forward, which shifts load onto the front foot's toes instead of keeping it centered.
- Rising onto the back toes excessively instead of using it as a light balance point only.
The split squat is the foundation single-leg movement: both feet stay planted throughout the set, which makes it more stable than a lunge and easier to load heavier as a result.[1][2]
Master the split squat with just bodyweight or light dumbbells before progressing to the Bulgarian split squat, which elevates the rear foot on a bench for a harder, longer-range version of the same pattern.
It’s a staple of any leg day workout, and works well in a dumbbell only workout plan since it needs no rack or bench to get real single-leg training value. Pair it with the hip thrust if glute development is the priority, since the split squat is more quad-dominant.
Muscles Worked by the Split Squat
The split squat trains the quads and glutes of the front leg as prime movers, with the rear leg contributing far less since most of its weight stays through the toes for balance rather than force production.
- Primary: quadriceps, glutes
- Secondary: hamstrings, adductors
- Stabilizers: core and hip abductors, keeping the pelvis level and the front knee tracking in line with the toes through the full descent
Because the stance stays fixed rather than stepping like a lunge, the split squat isolates the front leg’s strength and balance more cleanly, which is part of why it’s a common starting point before progressing to harder single-leg variations.
Split Squat vs Lunge
Both exercises train the same single-leg quad-and-glute pattern, but the split squat keeps a fixed stance while the lunge adds a stepping motion to every rep.[1][2]
The split squat’s planted feet remove the momentum and coordination demand of stepping, making it more stable and easier to load progressively with dumbbells or a barbell. The lunge, whether walking, reverse, or stationary, adds a dynamic balance challenge and trains the transition into and out of the position, which carries over better to athletic movement.
| Split Squat | Lunge | |
|---|---|---|
| Foot movement | Fixed stance, no stepping | Steps into each rep |
| Stability | Higher | Lower |
| Load ceiling | Higher | Lower |
| Best for | Strength progression, beginners | Balance, athletic carryover |
Beginners and anyone prioritizing progressive loading should start with the split squat; once that feels stable, the lunge adds a useful coordination and balance challenge on top of the same basic strength.[1][2]
Split Squat Alternatives
- Bulgarian split squat: elevates the rear foot for a longer range of motion and a bigger balance and strength demand.[1][2]
- Leg extension: an isolation option for the quads when a fixed machine, not a free-standing stance, is preferred.
- Hip thrust: shifts emphasis toward the glutes specifically, complementing the split squat’s more quad-dominant pattern.
- Walking lunge: adds a stepping motion for a more dynamic, athletic version of the same single-leg pattern.
Once the fixed-stance split squat feels stable and strong, progressing to the Bulgarian version or a walking lunge is a natural next step rather than simply adding more weight to the same setup.
References
- Anaerobic and Muscle Endurance Development: Lifting Guidelines. National Strength and Conditioning Association (2017)Back to claim
- American College of Sports Medicine Position Stand. Resistance Training Prescription for Muscle Function, Hypertrophy, and Physical Performance in Healthy Adults: An Overview of Reviews. Medicine & Science in Sports & Exercise (2026)Back to claim
- Updating ACSM's Recommendations for Exercise Preparticipation Health Screening. Medicine & Science in Sports & Exercise (2015)
See our exercise methodology for how this evidence is applied and its limits.
Frequently Asked Questions
- What is a split squat vs lunge?
- A split squat keeps both feet planted in a fixed staggered stance for the entire set, while a lunge involves stepping into each rep and either returning to standing or continuing forward. Because the stance stays fixed, the split squat is more stable and easier to load heavier than a lunge doing the same basic movement.
- Are split squats and Bulgarian the same?
- No, they are closely related but not the same. A regular split squat keeps both feet on the ground, while a Bulgarian split squat elevates the rear foot on a bench, increasing the range of motion and the balance demand on the front leg. Mastering the standard split squat first makes the Bulgarian version easier to learn.
- Are split squats worth doing?
- Yes, split squats are worth doing because they train each leg independently, correcting side-to-side strength imbalances that bilateral exercises like the barbell squat can hide, while staying more stable and easier to load than a lunge. They are a foundational single-leg exercise in most well-rounded leg day programs.
- Is split squat harder than squat?
- A split squat is generally harder than a two-leg squat at an equivalent relative load, since each leg supports the workload individually and balance becomes a limiting factor. A regular squat splits the load across both legs, typically allowing more total weight, which makes the split squat the more demanding movement per leg.
- Why is it so hard for me to do split squats?
- Split squats feel hard because each leg has to support close to your full bodyweight independently while also balancing, unlike a bilateral squat where the load is shared. Weak hip stabilizers, limited ankle mobility, or simply an unfamiliar stance width are the most common reasons the movement feels harder than expected at first.
- Do split squats help the knees?
- Yes, split squats can help build knee stability and strength through a controlled range of motion, which supports healthier knee mechanics over time. Because the load is lighter per leg than a bilateral squat and the stance is fixed, they're often used in rehab and prehab settings to rebuild single-leg strength safely.
- Is it better to do squats or split squats?
- Neither is strictly better, they serve different goals. The regular squat loads both legs at once and typically allows more total weight, making it the better choice for building maximal lower-body strength. The split squat trains each leg independently and corrects side-to-side imbalances the regular squat can hide, so most well-rounded programs include both.