Split squats are among the most effective—yet often underrated—lower-body exercises in strength training. In my personal training sessions, I use them frequently, especially at the beginning or in the early stages of a training program. And for good reason. In addition to targeting the leg muscles and glutes, split squats primarily focus on single-leg strength, stability, and balanced muscle development.
If you want to get stronger, build muscle, improve your athleticism, or increase long-term stability in common problem areas like your knees and hips, split squats are one of the best exercises.
Split Squats vs. Lunges – The Difference
At first glance, split squats and lunges look similar. The difference is as follows:
Split Squat (static):
- Start in a firm standing position.
- Both feet remain on the ground the entire time (or one of them on a raised surface).
- You move up and down in a controlled manner.
- Ideal for building muscle, strength, and technical control.
Lunges (dynamic):
- You take a step forward/backward/to the side.
- You need to improve your coordination (footwork, balance, rhythm).
- Great for athleticism, coordination, and as a more dynamic leg workout option.
If your goal is targeted muscle building and clean, progressive overload, split squats are usually the better “measurable” option at first, because they’re easier to scale up consistently (more weight, more reps, greater range of motion, better control).
Which muscle groups do you target with split squats?
Split squats are a variation of the single-leg squat. Depending on how you perform them, you shift the focus, but the primary muscles involved remain the same:
Primarily used
- Quadriceps (front of the thigh) – especially when standing upright and moving the knees forward a lot
- Gluteus maximus (gluteal muscle) – especially during deep hip flexion with a stable upper body
- Adductors (especially the adductor magnus) – a powerful hip extensor and stabilizer
Secondary / stabilizing
- Hamstrings (depending on the angle of the upper body)
- Gluteus medius (pelvic stability, knee control)
- calf muscles
- Core (anti-rotation, posture)
An important point that many people underestimate: Split squats aren’t just a “leg” exercise—they’re also stability training under load. That’s one of the reasons why they translate so well to sports, knee control, and proper movement.
The 3 Most Important Split Squat Variations
1. Front-Foot Elevated Split Squat
What makes him special
- The front foot is raised on the stepper (the height may vary depending on the individual).
- You’ll have a greater range of motion.
- You’ll get lower, ideally without lifting your heel.
Muscle Focus
- You tend to engage your quadriceps more because you’re able to perform the squat with better form and go deeper into the movement.
- At the same time, your glutes stay engaged—especially when you go really deep.
- But with a little less stretch in the back leg.
Why this is so effective
A greater range of motion is a key factor in muscle growth. Meta-analyses and reviews show that training with a full range of motion (depending on the muscle group) offers benefits for muscle hypertrophy.
When you should use it
- This is a great exercise for beginners, as it is easier to perform than the flat version or the version with the hips raised.
- If you want to specifically build up your quadriceps.
- If you need more depth without “forcing” mobility.
2. Flat split squat
What makes him special
- The front and back feet are on the ground.
- More stable than split squats with the back leg raised.
- This exercise can be performed with a strong emphasis on the hips or knees
Muscle Focus
- Relatively balanced: The quadriceps and glutes work together effectively.
- This exercise is a great progression from front-raised split squats, or if you’re already more advanced and want to shift your focus.
When you should use it
- As a basic exercise in the routine (hypertrophy or strength)
- If you want to build stability without immediately wobbling as much as possible
- If you want to improve your knee and hip control
3. Back-Foot Elevated Split Squat
What makes him special
- The back foot is on the stepper (the height may vary depending on the individual).
- More flexibility in the hip of the back leg and the rectus femoris.
- Very heavy weight on the front leg.
- Greater demands on balance and core stability.
Muscle Focus
- Very strong engagement of the glutes and quadriceps.
- Significantly more stability work (gluteus medius, core).
When you should use it
- If you want maximum stimulation per leg
- For gluteal and quadriceps hypertrophy with a moderate total load
- If you want to work on your athleticism, stability, and mental toughness 🙂
Each of the split squat variations shown can be performed with dumbbells in your hands, a barbell on your back, or even on a cable machine. Depending on your fitness level (beginner/intermediate/advanced) and training goals, one variation or another may be more appropriate.
The main benefits of split squats
1. You reduce strength and muscle imbalances
No one is equally strong on both sides. Even if it feels “the same” in everyday life. Unilateral training helps to specifically balance out or improve these differences.
Meta-analyses and reviews show that both unilateral and bilateral exercises are effective. Unilateral training is therefore particularly beneficial for activities that require unilateral performance (e.g., one-legged jumps).
2. Improved hip and knee stability
Split squats force you to maintain proper control over your knees and hips. The gluteus medius stabilizes the pelvis, and you automatically train yourself to prevent your knees from collapsing inward. This control is invaluable for preventing many knee problems (and for performing proper squats).
3. Excellent transfer to sports and athletics
Many athletic movements involve using just one leg: sprinting, changing direction, jumping off, and landing. Reviews show that unilateral training has measurable effects on jumping and sprinting performance, as well as overall athletic performance, particularly in activities that resemble team sports.
4. The “cross-education” effect
An intriguing phenomenon in exercise science: When you train one side of the body, it can also have a positive effect on the strength of the other side (neural adaptations). This is particularly interesting during rehabilitation, for example, when one leg is limited in movement. Split squats fit perfectly into such training programs because they are controlled and scalable.
Technique: How to Perform Split Squats Correctly and Effectively
Here are the most important “cues” that apply to almost all variations:
Setup
- Choose a stance that keeps you stable at the bottom:
- The front knee should move forward and down. The heel stays on the ground.
- Your back knee can drop toward the floor without you “losing your balance.”
- Keep your hips facing forward and your upper body upright and controlled.
Movement
- The movement is forward and downward (“Push the knee forward and downward past the tips of your toes”).
- Below: controlled, do not let the back knee hit the floor (stop just before it does).
- Push off with your front leg. Not with your back leg.
- Keep your upper body upright and maintain body tension.
- Above: Straighten your hips and knees without arching your back.
FAQ About the Split Squat
Are split squats better than regular squats?
Not “better,” but often a more strategic choice if you’re focusing on correcting imbalances, improving stability, or reducing strain on your back. A combination of both is usually ideal.
Which option is best for the buttocks?
The split squat with the back leg elevated (or even significantly elevated, as in the Bulgarian split squat), especially if you go deep and lean your upper body forward slightly (in a controlled manner!).
Which variation is best for the quadriceps?
The front-foot elevated split squat is often used because it allows you to effectively increase both range of motion and knee flexion. Studies on range of motion support the idea that full range of motion promotes lower-body hypertrophy.
How many times a week should I do split squats?
Depending on your training frequency and goals: 1–3 times per week. You should also take into account the total volume of your leg workouts.
Conclusion: Why Split Squats Belong in Your Workout Plan
Split squats are an excellent exercise for building muscle and strength in the legs and glutes. They’re also great for strengthening weak areas in the hips and knees. Keyword: rehab. For beginners, they’re particularly useful for developing the basic strength and stability needed for squats.
There are many variations of the split squat. They can be effectively performed using dumbbells or a barbell. There are many ways to progress: greater range of motion, heavier weight, faster tempo, or a different angle.
If you really want to round out your leg workout, split squats aren’t just an optional extra—they’re a clear performance booster.
Bibliography (Studies, Reviews, Meta-Analyses)
- Schoenfeld BJ, Grgic J. Effects of range of motion on muscle development during resistance training. (2020, Review/Meta-Analyse). (PMC)
- Pallarés JG et al. Effects of range of motion on resistance training–induced hypertrophy: A systematic review and meta-analysis. (2021). (Wiley Online Library)
- Kassiano W et al. Comparison of muscle growth and dynamic strength adaptations induced by unilateral and bilateral resistance training: systematic review and meta-analysis. (2025). (Springer Nature Link)
- Liao KF et al. Effects of unilateral vs bilateral resistance training on strength, jumping, and speed: systematic review. (2021). (PMC)
- Aygun-Polat E et al. Targeted muscle activation in Bulgarian split squat variations. (2025, EMG-Studie). (PMC)
- Aguilera-Castells J et al. Muscle activity of Bulgarian squat: effects of suspension/instability. (2019). (PLOS)
- (Team-Sport Fokus) Effects of unilateral and bilateral training on performance in team sports athletes: systematic review and meta-analysis. (Feb 2026). (ResearchGate)