Leg Extension Strength Standards for Men and Women

Discover how your Leg Extension performance compares to others and set new strength goals. Use our calculator to find your level and get personalized improvement tips.

Calculate Your Leg Extension Strength Level

Calculate Your Leg Extension Strength

Leg Extension Weight Standards

Compare your Leg Extension performance to these weight standards and see where you stand.

Beginner86 lbs
Novice143 lbs
Intermediate220 lbs
Advanced314 lbs
Elite419 lbs

Leg Extension Bodyweight Ratio Standards

See how your Leg Extension strength measures up relative to your body weight.

LevelBodyweight Ratio
LevelBodyweight Ratio

Leg Extension Standards by Bodyweight

Find the Leg Extension strength standards for your specific body weight.
110 lbs54 lbs97 lbs157 lbs233 lbs319 lbs
120 lbs60 lbs106 lbs169 lbs247 lbs336 lbs
130 lbs67 lbs115 lbs180 lbs261 lbs353 lbs
140 lbs73 lbs123 lbs191 lbs274 lbs368 lbs
150 lbs80 lbs132 lbs201 lbs286 lbs382 lbs
160 lbs86 lbs140 lbs211 lbs298 lbs396 lbs
170 lbs92 lbs147 lbs221 lbs310 lbs409 lbs
180 lbs97 lbs155 lbs230 lbs321 lbs422 lbs
190 lbs103 lbs162 lbs239 lbs331 lbs434 lbs
200 lbs109 lbs169 lbs247 lbs341 lbs445 lbs
210 lbs114 lbs176 lbs256 lbs351 lbs457 lbs
220 lbs119 lbs183 lbs264 lbs361 lbs467 lbs
230 lbs125 lbs189 lbs272 lbs370 lbs478 lbs
240 lbs130 lbs195 lbs279 lbs379 lbs488 lbs
250 lbs135 lbs201 lbs287 lbs387 lbs498 lbs
260 lbs140 lbs207 lbs294 lbs396 lbs507 lbs
270 lbs144 lbs213 lbs301 lbs404 lbs517 lbs
280 lbs149 lbs219 lbs308 lbs412 lbs526 lbs
290 lbs154 lbs225 lbs314 lbs420 lbs534 lbs
300 lbs158 lbs230 lbs321 lbs427 lbs543 lbs
310 lbs162 lbs236 lbs327 lbs434 lbs551 lbs
90 lbs34 lbs65 lbs110 lbs168 lbs235 lbs
100 lbs37 lbs69 lbs115 lbs175 lbs244 lbs
110 lbs40 lbs73 lbs121 lbs181 lbs252 lbs
120 lbs42 lbs77 lbs126 lbs188 lbs259 lbs
130 lbs45 lbs80 lbs130 lbs193 lbs266 lbs
140 lbs47 lbs84 lbs135 lbs199 lbs272 lbs
150 lbs50 lbs87 lbs139 lbs204 lbs278 lbs
160 lbs52 lbs90 lbs143 lbs209 lbs284 lbs
170 lbs54 lbs93 lbs147 lbs213 lbs289 lbs
180 lbs56 lbs96 lbs150 lbs218 lbs294 lbs
190 lbs58 lbs99 lbs154 lbs222 lbs299 lbs
200 lbs60 lbs101 lbs157 lbs226 lbs304 lbs
210 lbs62 lbs104 lbs160 lbs230 lbs308 lbs
220 lbs64 lbs106 lbs163 lbs233 lbs313 lbs
230 lbs66 lbs109 lbs166 lbs237 lbs317 lbs
240 lbs67 lbs111 lbs169 lbs240 lbs321 lbs
250 lbs69 lbs113 lbs172 lbs244 lbs325 lbs
260 lbs71 lbs115 lbs175 lbs247 lbs328 lbs

Leg Extension Standards by Age

Discover how Leg Extension strength standards vary across different age groups.
1574 lbs123 lbs188 lbs268 lbs358 lbs
2084 lbs140 lbs214 lbs306 lbs409 lbs
2586 lbs143 lbs220 lbs314 lbs419 lbs
3086 lbs143 lbs220 lbs314 lbs419 lbs
3586 lbs143 lbs220 lbs314 lbs419 lbs
4086 lbs143 lbs220 lbs314 lbs419 lbs
4582 lbs136 lbs209 lbs298 lbs398 lbs
5077 lbs128 lbs197 lbs280 lbs374 lbs
5572 lbs119 lbs182 lbs260 lbs347 lbs
6067 lbs110 lbs167 lbs238 lbs317 lbs
6561 lbs100 lbs152 lbs216 lbs287 lbs
7056 lbs90 lbs137 lbs194 lbs259 lbs
7551 lbs82 lbs123 lbs175 lbs232 lbs
8046 lbs74 lbs111 lbs157 lbs208 lbs
8542 lbs67 lbs101 lbs141 lbs188 lbs
9039 lbs61 lbs91 lbs128 lbs170 lbs
1541 lbs73 lbs117 lbs173 lbs237 lbs
2046 lbs82 lbs133 lbs196 lbs270 lbs
2547 lbs84 lbs136 lbs201 lbs276 lbs
3047 lbs84 lbs136 lbs201 lbs276 lbs
3547 lbs84 lbs136 lbs201 lbs276 lbs
4047 lbs84 lbs136 lbs201 lbs276 lbs
4545 lbs80 lbs129 lbs191 lbs263 lbs
5043 lbs76 lbs122 lbs180 lbs247 lbs
5540 lbs71 lbs113 lbs167 lbs229 lbs
6037 lbs65 lbs104 lbs153 lbs210 lbs
6534 lbs60 lbs95 lbs139 lbs190 lbs
7032 lbs54 lbs86 lbs126 lbs172 lbs
7529 lbs49 lbs78 lbs113 lbs154 lbs
8027 lbs45 lbs70 lbs102 lbs139 lbs
8525 lbs41 lbs64 lbs92 lbs125 lbs
9023 lbs38 lbs58 lbs84 lbs114 lbs

Leg Extension Overview

Leg extensions isolate and target the quadriceps muscles, enhancing strength and definition in the front of the thighs through a controlled, seated machine movement.

Muscles Worked

Equipment Needed

Leg Extension Machine

How To Perform the Leg Extension

  1. Adjust the leg extension machine to fit your body. Sit on the machine with your back against the pad.
  2. Place your feet under the padded lever, with your knees bent at a 90-degree angle.
  3. Grip the side handles for stability.
  4. Exhale and extend your legs fully by straightening your knees, engaging your quadriceps.
  5. Hold the extended position briefly, ensuring your knees do not lock.
  6. Inhale and slowly lower the weight back to the starting position, maintaining control.
  7. Repeat for the desired number of reps.

Want to perfect your form? Check out our detailed guide on Leg Extension for proper technique and tips.

Pro Tips for Leg Extension

  • Ensure the machine is properly adjusted to your body size to avoid knee strain.
  • Focus on a slow, controlled movement to maximize muscle engagement.
  • Avoid locking your knees at the top of the movement to prevent joint strain.
  • Keep your back firmly against the pad to maintain proper posture.

Compare Other Exercises

Exercise Comparison

Ready to Improve Your Leg Extension?

Use our strength calculator above to find your current level, then follow our tips to boost your performance! Calculate Your Strength Now