Cable Hamstring Curl Strength Standards Calculator
Compare your Cable Hamstring Curl strength with Endura's strength standards for men and women at your bodyweight. A useful benchmark for a good one-rep max is our Intermediate standard: approximately 38 lb at 190 lb for a man and 23 lb at 150 lb for a woman.
How does your best lift compare? Enter your bodyweight, the selected machine resistance setting, and the reps you completed below. The calculator estimates your one-rep max and shows your strength level for your bodyweight. Enter the total completed repetitions across both legs combined. Enter the count as a whole number. Curl the heel toward the body through a repeatable knee-flexion range and return under control to the same start. Finish with a controlled hamstring curl without hip swing, knee drift, stack bounce, or shortened range.
The calculator compares that estimated one-rep max with the Cable Hamstring Curl standards for your sex at your bodyweight. It preserves the calculator's existing equations, thresholds, and input meanings; the benchmark is a comparison target, not a working-set prescription.
Understanding Your Cable Hamstring Curl Strength Score
Your Cable Hamstring Curl strength score is estimated 1RM divided by bodyweight. The calculator uses the selected cable-stack resistance used by one leg at a time, total valid cable hamstring curl reps across both legs combined, and your bodyweight to create a bodyweight-ratio score. That ratio lets two lifters compare the same exercise without pretending that absolute weight alone tells the full story.
This result is specific to Cable Hamstring Curl. A counted rep should meet this standard: curl one heel toward the body through a repeatable hamstring range and return under control without hip swing, knee drift, stack bounce, or shortened range. The score is not a general label for every nearby hamstring isolation exercise, and it should not be used for Lying leg curl machine, Seated leg curl, Standing leg curl machine, Nordic curl, Cable kickback, Romanian deadlift, Hip-extension reps, Partial cable curls, Any variation where per-implement weight, combined weight, bodyweight-inclusive weight, cable-stack weight, machine weight, or barbell weight is entered under the wrong convention. Those variations may be useful training choices, but they answer a different standards question.
For example, a 200 lb male with a 64 lb estimated 1RM reaches the Advanced boundary for this calculator. A 150 lb female with a 53 lb estimated 1RM reaches the Elite boundary. The same absolute number can land in a different tier when bodyweight changes, which is why the ratio matters.
The most useful reading is practical. Beginner and Novice results usually mean the lifter should make the rep more repeatable before chasing a heavier test. Intermediate results show useful familiarity with the exercise. Advanced and Elite results show strong relative performance only when every counted rep keeps the same range, setup, and finish.
Use the score as a snapshot, then write down the rep details that made the snapshot valid. A later increase means more when the same implement, same setup rule, same range, same support position, and same rep quality were used again.
Cable Hamstring Curl Strength Standards
Cable Hamstring Curl standards use sex-specific estimated 1RM-to-bodyweight ratios. The lookup tables below convert those ratios into practical targets at common bodyweights. Use the row nearest your bodyweight for a fast check, then use the calculator result for your exact entry.
The tables are rounded to whole pounds for readability. Tier boundaries resolve upward, so meeting the Intermediate, Advanced, or Elite boundary exactly counts as that higher tier. These standards assume the selected cable-stack resistance used by one leg at a time, valid reps, and no substitutions from related lifts.
Men’s Cable Hamstring Curl Strength Standards
| Bodyweight | Novice | Intermediate | Advanced | Elite | Stretch |
|---|---|---|---|---|---|
| 120 lb | 14 lb | 24 lb | 38 lb | 55 lb+ | 72 lb |
| 130 lb | 16 lb | 26 lb | 42 lb | 60 lb+ | 78 lb |
| 140 lb | 17 lb | 28 lb | 45 lb | 64 lb+ | 84 lb |
| 150 lb | 18 lb | 30 lb | 48 lb | 69 lb+ | 90 lb |
| 160 lb | 19 lb | 32 lb | 51 lb | 74 lb+ | 96 lb |
| 170 lb | 20 lb | 34 lb | 54 lb | 78 lb+ | 102 lb |
| 180 lb | 22 lb | 36 lb | 58 lb | 83 lb+ | 108 lb |
| 190 lb | 23 lb | 38 lb | 61 lb | 87 lb+ | 114 lb |
| 200 lb | 24 lb | 40 lb | 64 lb | 92 lb+ | 120 lb |
| 210 lb | 25 lb | 42 lb | 67 lb | 97 lb+ | 126 lb |
| 220 lb | 26 lb | 44 lb | 70 lb | 101 lb+ | 132 lb |
| 230 lb | 28 lb | 46 lb | 74 lb | 106 lb+ | 138 lb |
| 240 lb | 29 lb | 48 lb | 77 lb | 110 lb+ | 144 lb |
| 250 lb | 30 lb | 50 lb | 80 lb | 115 lb+ | 150 lb |
| 260 lb | 31 lb | 52 lb | 83 lb | 120 lb+ | 156 lb |
Women’s Cable Hamstring Curl Strength Standards
| Bodyweight | Novice | Intermediate | Advanced | Elite | Stretch |
|---|---|---|---|---|---|
| 100 lb | 9 lb | 15 lb | 24 lb | 35 lb+ | 47 lb |
| 110 lb | 10 lb | 17 lb | 26 lb | 39 lb+ | 52 lb |
| 120 lb | 11 lb | 18 lb | 29 lb | 42 lb+ | 56 lb |
| 130 lb | 12 lb | 20 lb | 31 lb | 46 lb+ | 61 lb |
| 140 lb | 13 lb | 21 lb | 34 lb | 49 lb+ | 66 lb |
| 150 lb | 14 lb | 23 lb | 36 lb | 53 lb+ | 71 lb |
| 160 lb | 14 lb | 24 lb | 38 lb | 56 lb+ | 75 lb |
| 170 lb | 15 lb | 26 lb | 41 lb | 59 lb+ | 80 lb |
| 180 lb | 16 lb | 27 lb | 43 lb | 63 lb+ | 85 lb |
| 190 lb | 17 lb | 29 lb | 46 lb | 67 lb+ | 89 lb |
| 200 lb | 18 lb | 30 lb | 48 lb | 70 lb+ | 94 lb |
| 210 lb | 19 lb | 32 lb | 50 lb | 74 lb+ | 99 lb |
| 220 lb | 20 lb | 33 lb | 53 lb | 77 lb+ | 103 lb |
Men: Beginner is below 0.120x, Novice begins at 0.120x, Intermediate begins at 0.200x, Advanced begins at 0.320x, Elite begins at 0.460x, and Stretch is 0.600x bodyweight. Women: Beginner is below 0.090x, Novice begins at 0.090x, Intermediate begins at 0.150x, Advanced begins at 0.240x, Elite begins at 0.350x, and Stretch is 0.470x bodyweight.
At 200 lb bodyweight, a male lifter needs about 64 lb for Advanced and 92 lb for Elite. At 150 lb bodyweight, a female lifter needs about 36 lb for Advanced and 53 lb for Elite. Treat those as standards for this exact exercise, not as claims about sport ranking or another lift.
How the Cable Hamstring Curl Calculator Works
The calculator takes sex, bodyweight, working weight, and reps. A one-rep entry uses that weight directly as estimated 1RM. A multi-rep entry estimates 1RM from the set first, then divides the estimate by bodyweight and compares the ratio with the selected sex table.
Ratio equals estimated 1RM divided by bodyweight. If a lifter at 200 lb bodyweight records a 64 lb estimated 1RM, the ratio is near 0.320x and reaches Advanced. If bodyweight rises while the estimated 1RM stays the same, the ratio falls and the tier can change.
Use one unit family for bodyweight and working weight. Pounds and kilograms both work because the calculator normalizes the math internally. What matters most is that the entered set uses the selected cable-stack resistance used by one leg at a time and total valid cable hamstring curl reps across both legs combined that meet the accepted rule.
Multi-rep entries are best when the rep count is challenging but honest. Very high-rep sets can make estimates less precise, especially when fatigue changes range or finish quality. For a standards test, choose a set where the last valid rep still looks like the first valid rep.
The calculator does not add age, sport, equipment-brand, or technique-style multipliers. It answers the specific Cable Hamstring Curl question described here, using the same bodyweight-ratio logic as the rest of the standards system.
Elite Cable Hamstring Curl Strength Levels
Elite Cable Hamstring Curl strength starts at 0.460x bodyweight for men and 0.350x bodyweight for women. Stretch benchmarks are 0.600x for men and 0.470x for women, marking unusually strong results inside this standards system.
At 200 lb bodyweight, Elite begins around 92 lb for men. At 150 lb bodyweight, Elite begins around 53 lb for women. Those numbers are impressive only when the entry still reflects the selected cable-stack resistance used by one leg at a time, total valid cable hamstring curl reps across both legs combined, and the accepted rep.
Elite lifters should audit reps more strictly, not less. Heavier attempts often tempt shortened range, changed support, body English, or a nearby variation. A bigger number that changes the exercise does not prove a stronger Cable Hamstring Curl.
Video is useful at this tier. Side or three-quarter view can show range, start position, path, and finish quality. Review the footage before entering a max set so the calculator records what actually happened.
Training at this level usually alternates clean heavy singles, moderate technical work, and targeted assistance. The goal is to make the strict rep durable rather than turn every session into a max attempt.
Cable Hamstring Curl Strength Compared to Other Lifts
Comparisons are useful because they explain why standards differ. Cable Hamstring Curl sits near related movements, but the ratios should not be copied because the implement, support, range, path, and finish rule are specific to this calculator.
| Related movement | Comparison purpose | What the gap can reveal |
|---|---|---|
| Lying Leg Curl | closest neighboring standard | A higher Cable Hamstring Curl score can show skill in this exact setup, while a lower score points to the constraint this calculator isolates. |
| Seated Leg Curl | same family contrast | If the related lift is far ahead, the limiting factor is often range, bracing, grip, or strict finish quality here. |
| Single Leg Leg Curl | equipment contrast | If this score is far ahead, confirm the set did not drift into a disallowed variation. |
| Nordic Curl | range and control comparison | The comparison is useful because the bodyweight-ratio math is shared while the accepted rep is different. |
| Glute Ham Raise | heavier strength ceiling | A similar tier can suggest balanced development, but it still does not make the two entries interchangeable. |
| Romanian Deadlift | technique transfer check | Use the gap to choose training work instead of forcing one result to predict the other. |
If a related lift is much stronger, look for the one constraint unique to Cable Hamstring Curl: range, support position, grip, bracing, or finish control. If Cable Hamstring Curl is much stronger, confirm that the set did not become one of the disallowed variations.
Also separate implement families before drawing conclusions. A barbell version may reward a straighter path and heavier total weight, a dumbbell version may make grip and wrist position the limiter, a cable or machine version may remove some bracing demand, and a squat, press, row, curl, or extension pattern belongs in a different standards family entirely.
The goal is not to make all badges match. The goal is to identify whether the difference comes from true strength, a technical bottleneck, or a substituted movement that only looks similar on paper.
Milestones in Cable Hamstring Curl Strength
Milestones turn tier ratios into training targets. They are most useful when they are tied to bodyweight and rep quality instead of vague goals such as strong or heavy.
| Milestone | Example target | Why it matters | Next focus |
|---|---|---|---|
| First valid strict cable hamstring curl rep | 3 to 5 clean reps at a repeatable training weight | Shows the lifter can follow the accepted rule before a max test | Keep setup identical across sets |
| Novice boundary | Men near 24 lb; women near 14 lb | Creates a first bodyweight-ratio benchmark | Build range and control |
| Intermediate boundary | Men near 40 lb; women near 23 lb | Shows the lift is no longer just familiar | Address the main limiter |
| Advanced boundary | Men near 64 lb; women near 36 lb | Marks strong relative performance for this exercise | Use smaller jumps and more video review |
| Elite boundary | Men near 92 lb; women near 53 lb | Shows high-level strength in the exact standard | Protect strict rep quality |
| Stretch benchmark | Men near 120 lb; women near 71 lb | Represents an unusually strong score in this calculator | Retest sparingly and recover well |
| Five-rep practice target | Use a set that estimates near 40 lb for a 200 lb male or 23 lb for a 150 lb female | Builds a cleaner estimate before a heavier test | Keep every rep visually identical |
| Ten percent improvement target | Move a 40 lb estimate toward 44 lb, or a 23 lb estimate toward 25 lb | Gives a concrete block goal without requiring a new tier | Retest only when the same rule survives |
Milestones should never override the accepted rep. A lifter who reaches the Advanced number with a substituted movement has not reached the Advanced Cable Hamstring Curl milestone. A lifter who barely misses with excellent reps is often closer to durable progress than the badge alone suggests.
Related Strength Standards Tools
Related tools place Cable Hamstring Curl inside a broader strength map. They help explain why a lifter may be strong in one nearby movement and average in another. They are not substitutions, and their scores should stay separate from the current calculator.
- Lying Leg Curl is the closest neighboring benchmark for many lifters, but the accepted range and finishing rule stay separate from Cable Hamstring Curl. Compare it after a clean Cable Hamstring Curl test to see whether this exact setup is the limiter.
- Seated Leg Curl gives a same-family contrast where equipment and support can change the result quickly. A gap often points to grip, range, bracing, or skill rather than one universal strength ceiling.
- Single Leg Leg Curl is useful when the current score feels surprising. Check it only after the Cable Hamstring Curl reps are valid, then use the difference to choose assistance work.
- Nordic Curl can show whether a heavier-looking movement is actually testing a different constraint. Keep the entries separate so a substituted rep does not inflate this calculator.
- Glute Ham Raise helps frame broader strength without replacing the Cable Hamstring Curl standard. If it is far ahead, audit the exact range and finish required here.
- Romanian Deadlift offers a technique-transfer check. Similar tiers suggest balanced development, while different tiers can reveal where the path, support, or rep count breaks down.
- Dumbbell Deadlift belongs in the comparison set because the name may sound close while the accepted rep is not identical. Use the tool as context, not as a replacement entry.
- Cable Pull Through gives another bodyweight-ratio lens for the same training neighborhood. The most useful note is why the gap exists: range, depth, path, bracing, or control.
Use these tools after you have a valid Cable Hamstring Curl result. If the comparison changes your interpretation, write down the likely reason: range, grip, path, support, bracing, lockout, depth, or control. That note is often more useful than the badge alone.