Barbell Side Lunge vs Zercher Squat
Compare your barbell side lunge and Zercher squat against strength standards for your sex and bodyweight. Test each lift with 1–12 strict reps to see estimated one-rep maxes, strength levels, next targets, and priority.
First lift: weight used and 1–12 strict reps. Second lift: total barbell weight and 1–12 strict reps. Pounds or kilograms. For the first exercise, reps are performed evenly on both sides; weaker side determines valid load and rep count. For the second exercise, hold the bar securely in the elbow creases close to the torso, squat until the hip crease is below the top of the knee. Each lift is compared with its own standards, so the heavier lift is not automatically the stronger one.
Barbell Side Lunge vs Zercher Squats Strength Standards
The paired standards below show what the barbell side lunge and Zercher squat each require at the same strength level. They are separate exercise targets rather than a prescribed difference between your lifts.
Select the appropriate sex table and nearest bodyweight, then choose a strength-level column. Values are ordered Barbell Side Lunge / Zercher Squat in pounds with kilograms underneath. The calculator above handles exact bodyweight and set inputs.
Men’s Barbell Side Lunge vs Zercher Squat Standards
How to read the table: Find the closest bodyweight, then use the labeled exercise row. Every strength-level entry shows one target with pounds first and kilograms beneath it.
| Bodyweight | Exercise | Novice | Intermediate | Advanced | Elite |
|---|---|---|---|---|---|
| 120 lb54.4 kg | Barbell Side Lunge | 36 lb16.3 kg | 53 lb24 kg | 76 lb34.5 kg | 104 lb47.2 kg |
| Zercher Squat | 98 lb44.5 kg | 126 lb57.2 kg | 160 lb72.6 kg | 203 lb92.1 kg | |
| 130 lb59 kg | Barbell Side Lunge | 38 lb17.2 kg | 56 lb25.4 kg | 80 lb36.3 kg | 109 lb49.4 kg |
| Zercher Squat | 103 lb46.7 kg | 133 lb60.3 kg | 169 lb76.7 kg | 214 lb97.1 kg | |
| 140 lb63.5 kg | Barbell Side Lunge | 40 lb18.1 kg | 59 lb26.8 kg | 84 lb38.1 kg | 115 lb52.2 kg |
| Zercher Squat | 109 lb49.4 kg | 140 lb63.5 kg | 178 lb80.7 kg | 225 lb102.1 kg | |
| 150 lb68 kg | Barbell Side Lunge | 42 lb19.1 kg | 62 lb28.1 kg | 88 lb39.9 kg | 120 lb54.4 kg |
| Zercher Squat | 114 lb51.7 kg | 146 lb66.2 kg | 186 lb84.4 kg | 236 lb107 kg | |
| 160 lb72.6 kg | Barbell Side Lunge | 44 lb20 kg | 64 lb29 kg | 92 lb41.7 kg | 126 lb57.2 kg |
| Zercher Squat | 119 lb54 kg | 152 lb68.9 kg | 194 lb88 kg | 246 lb111.6 kg | |
| 170 lb77.1 kg | Barbell Side Lunge | 45 lb20.4 kg | 67 lb30.4 kg | 96 lb43.5 kg | 131 lb59.4 kg |
| Zercher Squat | 123 lb55.8 kg | 159 lb72.1 kg | 202 lb91.6 kg | 256 lb116.1 kg | |
| 180 lb81.6 kg | Barbell Side Lunge | 47 lb21.3 kg | 69 lb31.3 kg | 99 lb44.9 kg | 136 lb61.7 kg |
| Zercher Squat | 128 lb58.1 kg | 165 lb74.8 kg | 210 lb95.3 kg | 266 lb120.7 kg | |
| 190 lb86.2 kg | Barbell Side Lunge | 49 lb22.2 kg | 72 lb32.7 kg | 103 lb46.7 kg | 141 lb64 kg |
| Zercher Squat | 133 lb60.3 kg | 171 lb77.6 kg | 218 lb98.9 kg | 276 lb125.2 kg | |
| 200 lb90.7 kg | Barbell Side Lunge | 51 lb23.1 kg | 75 lb34 kg | 107 lb48.5 kg | 146 lb66.2 kg |
| Zercher Squat | 138 lb62.6 kg | 177 lb80.3 kg | 226 lb102.5 kg | 286 lb129.7 kg | |
| 210 lb95.3 kg | Barbell Side Lunge | 52 lb23.6 kg | 77 lb34.9 kg | 110 lb49.9 kg | 151 lb68.5 kg |
| Zercher Squat | 142 lb64.4 kg | 183 lb83 kg | 233 lb105.7 kg | 295 lb133.8 kg | |
| 220 lb99.8 kg | Barbell Side Lunge | 54 lb24.5 kg | 79 lb35.8 kg | 114 lb51.7 kg | 155 lb70.3 kg |
| Zercher Squat | 147 lb66.7 kg | 189 lb85.7 kg | 240 lb108.9 kg | 304 lb137.9 kg | |
| 230 lb104.3 kg | Barbell Side Lunge | 56 lb25.4 kg | 82 lb37.2 kg | 117 lb53.1 kg | 160 lb72.6 kg |
| Zercher Squat | 151 lb68.5 kg | 194 lb88 kg | 248 lb112.5 kg | 313 lb142 kg | |
| 240 lb108.9 kg | Barbell Side Lunge | 57 lb25.9 kg | 84 lb38.1 kg | 120 lb54.4 kg | 165 lb74.8 kg |
| Zercher Squat | 155 lb70.3 kg | 200 lb90.7 kg | 255 lb115.7 kg | 323 lb146.5 kg | |
| 250 lb113.4 kg | Barbell Side Lunge | 59 lb26.8 kg | 86 lb39 kg | 124 lb56.2 kg | 169 lb76.7 kg |
| Zercher Squat | 160 lb72.6 kg | 205 lb93 kg | 262 lb118.8 kg | 331 lb150.1 kg | |
| 260 lb117.9 kg | Barbell Side Lunge | 60 lb27.2 kg | 89 lb40.4 kg | 127 lb57.6 kg | 174 lb78.9 kg |
| Zercher Squat | 164 lb74.4 kg | 211 lb95.7 kg | 269 lb122 kg | 340 lb154.2 kg | |
| 270 lb122.5 kg | Barbell Side Lunge | 62 lb28.1 kg | 91 lb41.3 kg | 130 lb59 kg | 178 lb80.7 kg |
| Zercher Squat | 168 lb76.2 kg | 216 lb98 kg | 276 lb125.2 kg | 349 lb158.3 kg | |
| 280 lb127 kg | Barbell Side Lunge | 63 lb28.6 kg | 93 lb42.2 kg | 133 lb60.3 kg | 183 lb83 kg |
| Zercher Squat | 172 lb78 kg | 221 lb100.2 kg | 282 lb127.9 kg | 357 lb161.9 kg | |
| 290 lb131.5 kg | Barbell Side Lunge | 65 lb29.5 kg | 95 lb43.1 kg | 137 lb62.1 kg | 187 lb84.8 kg |
| Zercher Squat | 176 lb79.8 kg | 227 lb103 kg | 289 lb131.1 kg | 366 lb166 kg | |
| 300 lb136.1 kg | Barbell Side Lunge | 66 lb29.9 kg | 98 lb44.5 kg | 140 lb63.5 kg | 191 lb86.6 kg |
| Zercher Squat | 180 lb81.6 kg | 232 lb105.2 kg | 296 lb134.3 kg | 374 lb169.6 kg |
Women’s Barbell Side Lunge vs Zercher Squat Standards
How to read the table: Find the closest bodyweight, then use the labeled exercise row. Every strength-level entry shows one target with pounds first and kilograms beneath it.
| Bodyweight | Exercise | Novice | Intermediate | Advanced | Elite |
|---|---|---|---|---|---|
| 100 lb45.4 kg | Barbell Side Lunge | 22 lb10 kg | 34 lb15.4 kg | 48 lb21.8 kg | 66 lb29.9 kg |
| Zercher Squat | 69 lb31.3 kg | 92 lb41.7 kg | 121 lb54.9 kg | 149 lb67.6 kg | |
| 110 lb49.9 kg | Barbell Side Lunge | 24 lb10.9 kg | 36 lb16.3 kg | 51 lb23.1 kg | 71 lb32.2 kg |
| Zercher Squat | 73 lb33.1 kg | 98 lb44.5 kg | 128 lb58.1 kg | 159 lb72.1 kg | |
| 120 lb54.4 kg | Barbell Side Lunge | 25 lb11.3 kg | 38 lb17.2 kg | 54 lb24.5 kg | 75 lb34 kg |
| Zercher Squat | 78 lb35.4 kg | 103 lb46.7 kg | 136 lb61.7 kg | 168 lb76.2 kg | |
| 130 lb59 kg | Barbell Side Lunge | 26 lb11.8 kg | 40 lb18.1 kg | 57 lb25.9 kg | 79 lb35.8 kg |
| Zercher Squat | 82 lb37.2 kg | 109 lb49.4 kg | 144 lb65.3 kg | 177 lb80.3 kg | |
| 140 lb63.5 kg | Barbell Side Lunge | 28 lb12.7 kg | 42 lb19.1 kg | 60 lb27.2 kg | 83 lb37.6 kg |
| Zercher Squat | 86 lb39 kg | 115 lb52.2 kg | 151 lb68.5 kg | 186 lb84.4 kg | |
| 150 lb68 kg | Barbell Side Lunge | 29 lb13.2 kg | 44 lb20 kg | 63 lb28.6 kg | 87 lb39.5 kg |
| Zercher Squat | 90 lb40.8 kg | 120 lb54.4 kg | 158 lb71.7 kg | 195 lb88.5 kg | |
| 160 lb72.6 kg | Barbell Side Lunge | 30 lb13.6 kg | 46 lb20.9 kg | 66 lb29.9 kg | 91 lb41.3 kg |
| Zercher Squat | 94 lb42.6 kg | 125 lb56.7 kg | 165 lb74.8 kg | 204 lb92.5 kg | |
| 170 lb77.1 kg | Barbell Side Lunge | 32 lb14.5 kg | 48 lb21.8 kg | 68 lb30.8 kg | 95 lb43.1 kg |
| Zercher Squat | 98 lb44.5 kg | 130 lb59 kg | 172 lb78 kg | 212 lb96.2 kg | |
| 180 lb81.6 kg | Barbell Side Lunge | 33 lb15 kg | 50 lb22.7 kg | 71 lb32.2 kg | 98 lb44.5 kg |
| Zercher Squat | 102 lb46.3 kg | 136 lb61.7 kg | 178 lb80.7 kg | 220 lb99.8 kg | |
| 190 lb86.2 kg | Barbell Side Lunge | 34 lb15.4 kg | 52 lb23.6 kg | 74 lb33.6 kg | 102 lb46.3 kg |
| Zercher Squat | 105 lb47.6 kg | 140 lb63.5 kg | 185 lb83.9 kg | 228 lb103.4 kg | |
| 200 lb90.7 kg | Barbell Side Lunge | 35 lb15.9 kg | 53 lb24 kg | 76 lb34.5 kg | 105 lb47.6 kg |
| Zercher Squat | 109 lb49.4 kg | 145 lb65.8 kg | 191 lb86.6 kg | 236 lb107 kg | |
| 210 lb95.3 kg | Barbell Side Lunge | 36 lb16.3 kg | 55 lb24.9 kg | 79 lb35.8 kg | 109 lb49.4 kg |
| Zercher Squat | 113 lb51.3 kg | 150 lb68 kg | 198 lb89.8 kg | 244 lb110.7 kg | |
| 220 lb99.8 kg | Barbell Side Lunge | 37 lb16.8 kg | 57 lb25.9 kg | 81 lb36.7 kg | 112 lb50.8 kg |
| Zercher Squat | 116 lb52.6 kg | 155 lb70.3 kg | 204 lb92.5 kg | 252 lb114.3 kg | |
| 230 lb104.3 kg | Barbell Side Lunge | 39 lb17.7 kg | 59 lb26.8 kg | 84 lb38.1 kg | 116 lb52.6 kg |
| Zercher Squat | 120 lb54.4 kg | 160 lb72.6 kg | 210 lb95.3 kg | 259 lb117.5 kg | |
| 240 lb108.9 kg | Barbell Side Lunge | 40 lb18.1 kg | 60 lb27.2 kg | 86 lb39 kg | 119 lb54 kg |
| Zercher Squat | 123 lb55.8 kg | 164 lb74.4 kg | 216 lb98 kg | 267 lb121.1 kg |
How Your Barbell Side Lunge vs Zercher Squats Result Is Calculated
The calculator estimates both one-rep maxes, rates each one against its exercise and bodyweight standards, and then compares the two ratings.
1. Estimate a one-rep max from each set
When the set contains one rep, the entered load is the estimate. For 2–12 reps, the calculator keeps the less aggressive of the two formula results.
- Epley: weight × (1 + reps ÷ 30)
- Brzycki: weight × 36 ÷ (37 − reps)
For the most useful Barbell Side Lunge vs Zercher Squats comparison, enter clean, difficult sets performed with the same technique and range of motion you use in training. Lower-rep sets usually require less extrapolation.
2. Find the barbell side lunge strength level
The standards use the sex-specific thresholds from the individual Barbell Side Lunge tool. Targets begin at 190 lb for men and 150 lb for women, then adjust to exact bodyweight with reference target × (user bodyweight ÷ reference bodyweight) to the two-thirds power.
Two-thirds scaling raises the target as bodyweight rises while limiting the size advantage that a direct one-to-one adjustment would create.
3. Find the Zercher squat strength level
For Zercher squat, the individual exercise thresholds start from reference bodyweights of 190 lb for men and 150 lb for women. Exact-bodyweight targets use reference target × (user bodyweight ÷ reference bodyweight) to the two-thirds power.
Two-thirds scaling raises the target as bodyweight rises while limiting the size advantage that a direct one-to-one adjustment would create.
4. Compare the two results
Strength level decides the comparison first. Matching levels remain Balanced unless progress toward the next target differs by at least 10 points.
A priority result is a standards comparison, not a diagnosis. Differences in technique, fatigue, practice, or set effort may influence it. Age range is recorded anonymously and does not alter these standards.
| Stage | What happens |
|---|---|
| Estimate each max | Use the entered weight for 1 rep; for 2–12 reps, keep the lower formula result. |
| Rate the barbell side lunge | Use the exercise-specific estimated max and adjust targets to exact bodyweight with the two-thirds scaling rule. |
| Rate the Zercher squat | Adjust Zercher squat targets to exact bodyweight with the two-thirds rule. |
| Compare different levels | Name the lower-level lift as the priority. |
| Compare matching levels | Use Balanced unless the difference in progress toward the next level reaches 10 points. |
Enter both sets above to see the estimated maxes, assigned levels, next-level targets, and comparison result.
How Men’s Barbell Side Lunge and Zercher Squats Standards Differ
What the men’s data shows:
The standards come closest at 120 lb.
Novice, Intermediate, Advanced, and Elite at every displayed bodyweight.
At Elite, the difference is 44.9 kg at 120 lb and 83 kg at 300 lb.
How to read this chart: Choose a strength level and follow its line across bodyweight. Values show the Zercher Squat standard minus the Barbell Side Lunge standard: zero means equal, above zero means the Zercher Squat standard is higher, and below zero means the Barbell Side Lunge standard is higher. Swipe horizontally on mobile. Use the standards table for exact lb/kg targets.
Line chart loading. The standards tables above contain the exact pounds and kilograms.
How Women’s Barbell Side Lunge and Zercher Squats Standards Differ
What the women’s data shows:
The standards come closest at 100 lb.
Novice, Intermediate, Advanced, and Elite at every displayed bodyweight.
Across 100–240 lb bodyweight, the Elite gap changes from 37.7 to 67.1 kg.
How to read this chart: Choose a strength level and follow its line across bodyweight. Values show the Zercher Squat standard minus the Barbell Side Lunge standard: zero means equal, above zero means the Zercher Squat standard is higher, and below zero means the Barbell Side Lunge standard is higher. Swipe horizontally on mobile. Use the standards table for exact lb/kg targets.
Line chart loading. The standards tables above contain the exact pounds and kilograms.
Barbell Side Lunge and Zercher Squats Exercises Used by This Calculator
Valid results depend on using the specified barbell side lunge and Zercher squat technique and load convention. Use strict, repeatable Barbell Side Lunge and Zercher Squats tests that follow each exercise’s setup, range of motion, equipment, and load rules. Do not mix variations, assistance, partial range, momentum, or different load conventions.
Use the exercise-specific Barbell Side Lunge setup and load convention
Barbell is positioned on the upper back; high-bar or low-bar placement is allowed. Lifter begins standing upright with feet hip-width apart. Lifter steps laterally into a wide stance. Working foot remains flat and planted throughout the rep. Lifter descends by sitting into the working hip. Non-working leg remains extended with minimal knee bend. Working thigh reaches at least parallel, with hip crease at or below knee level. Each repetition counts only after returning to a fully upright standing position with hips and knees extended and feet returned under the body. Torso remains neutral with minimal forward collapse or rotation. Each rep is controlled with consistent depth, step width, and tempo. Reps are performed evenly on both sides; weaker side determines valid load and rep count. Raw lifting only; no equipped or assisted support is included. No shallow side steps without clear depth, forward or rotational lunge substitutions, excessive torso lean, momentum-assisted returns, assisted variations, machine-based lateral lunges, Smith machine variations, partial reps, uneven step widths, or equipped lifting are included. Load input represents total barbell weight only, not bodyweight. Standards reflect unilateral lower-body strength with significant lateral stability demands. Side lunges typically allow less loading than forward or reverse lunges due to reduced mechanical efficiency. Most lifters are limited by hip mobility, adductor strength, and lateral balance. Shallow depth or shortened step width will inflate results. Strict, repeatable execution is required for valid comparisons. Estimated 1RM is calculated from the entered weight used and reps.
Use a full-depth Zercher squat with the bar in the elbow creases
Hold the bar securely in the elbow creases close to the torso, squat until the hip crease is below the top of the knee, and return to full standing without dropping the elbows, repositioning the bar, or collapsing forward. Do not enter a front squat, safety-bar squat, machine squat, Smith-machine squat, partial rep, or heavily padded variation that changes the difficulty.
Enter one recent Barbell Side Lunge result and one recent Zercher Squats result
First lift: weight used and 1–12 strict reps. Second lift: total barbell weight and 1–12 strict reps. Pounds or kilograms.
Related Tools
- Barbell Side Lunge — View the individual Barbell Side Lunge standards and next strength-level target.
- Zercher Squat — View the individual Zercher Squat standards and next strength-level target.
- Barbell Cossack Squat — Use this related standards tool to examine a closely related exercise without mixing its result into this comparison.
- Barbell Lunge — Use this related standards tool to examine a closely related exercise without mixing its result into this comparison.
- Barbell Zercher Lunge — Use this related standards tool to examine a closely related exercise without mixing its result into this comparison.