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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.

Men’s Barbell Side Lunge vs Zercher Squat standards
BodyweightExerciseNoviceIntermediateAdvancedElite
120 lb54.4 kgBarbell Side Lunge36 lb16.3 kg53 lb24 kg76 lb34.5 kg104 lb47.2 kg
Zercher Squat98 lb44.5 kg126 lb57.2 kg160 lb72.6 kg203 lb92.1 kg
130 lb59 kgBarbell Side Lunge38 lb17.2 kg56 lb25.4 kg80 lb36.3 kg109 lb49.4 kg
Zercher Squat103 lb46.7 kg133 lb60.3 kg169 lb76.7 kg214 lb97.1 kg
140 lb63.5 kgBarbell Side Lunge40 lb18.1 kg59 lb26.8 kg84 lb38.1 kg115 lb52.2 kg
Zercher Squat109 lb49.4 kg140 lb63.5 kg178 lb80.7 kg225 lb102.1 kg
150 lb68 kgBarbell Side Lunge42 lb19.1 kg62 lb28.1 kg88 lb39.9 kg120 lb54.4 kg
Zercher Squat114 lb51.7 kg146 lb66.2 kg186 lb84.4 kg236 lb107 kg
160 lb72.6 kgBarbell Side Lunge44 lb20 kg64 lb29 kg92 lb41.7 kg126 lb57.2 kg
Zercher Squat119 lb54 kg152 lb68.9 kg194 lb88 kg246 lb111.6 kg
170 lb77.1 kgBarbell Side Lunge45 lb20.4 kg67 lb30.4 kg96 lb43.5 kg131 lb59.4 kg
Zercher Squat123 lb55.8 kg159 lb72.1 kg202 lb91.6 kg256 lb116.1 kg
180 lb81.6 kgBarbell Side Lunge47 lb21.3 kg69 lb31.3 kg99 lb44.9 kg136 lb61.7 kg
Zercher Squat128 lb58.1 kg165 lb74.8 kg210 lb95.3 kg266 lb120.7 kg
190 lb86.2 kgBarbell Side Lunge49 lb22.2 kg72 lb32.7 kg103 lb46.7 kg141 lb64 kg
Zercher Squat133 lb60.3 kg171 lb77.6 kg218 lb98.9 kg276 lb125.2 kg
200 lb90.7 kgBarbell Side Lunge51 lb23.1 kg75 lb34 kg107 lb48.5 kg146 lb66.2 kg
Zercher Squat138 lb62.6 kg177 lb80.3 kg226 lb102.5 kg286 lb129.7 kg
210 lb95.3 kgBarbell Side Lunge52 lb23.6 kg77 lb34.9 kg110 lb49.9 kg151 lb68.5 kg
Zercher Squat142 lb64.4 kg183 lb83 kg233 lb105.7 kg295 lb133.8 kg
220 lb99.8 kgBarbell Side Lunge54 lb24.5 kg79 lb35.8 kg114 lb51.7 kg155 lb70.3 kg
Zercher Squat147 lb66.7 kg189 lb85.7 kg240 lb108.9 kg304 lb137.9 kg
230 lb104.3 kgBarbell Side Lunge56 lb25.4 kg82 lb37.2 kg117 lb53.1 kg160 lb72.6 kg
Zercher Squat151 lb68.5 kg194 lb88 kg248 lb112.5 kg313 lb142 kg
240 lb108.9 kgBarbell Side Lunge57 lb25.9 kg84 lb38.1 kg120 lb54.4 kg165 lb74.8 kg
Zercher Squat155 lb70.3 kg200 lb90.7 kg255 lb115.7 kg323 lb146.5 kg
250 lb113.4 kgBarbell Side Lunge59 lb26.8 kg86 lb39 kg124 lb56.2 kg169 lb76.7 kg
Zercher Squat160 lb72.6 kg205 lb93 kg262 lb118.8 kg331 lb150.1 kg
260 lb117.9 kgBarbell Side Lunge60 lb27.2 kg89 lb40.4 kg127 lb57.6 kg174 lb78.9 kg
Zercher Squat164 lb74.4 kg211 lb95.7 kg269 lb122 kg340 lb154.2 kg
270 lb122.5 kgBarbell Side Lunge62 lb28.1 kg91 lb41.3 kg130 lb59 kg178 lb80.7 kg
Zercher Squat168 lb76.2 kg216 lb98 kg276 lb125.2 kg349 lb158.3 kg
280 lb127 kgBarbell Side Lunge63 lb28.6 kg93 lb42.2 kg133 lb60.3 kg183 lb83 kg
Zercher Squat172 lb78 kg221 lb100.2 kg282 lb127.9 kg357 lb161.9 kg
290 lb131.5 kgBarbell Side Lunge65 lb29.5 kg95 lb43.1 kg137 lb62.1 kg187 lb84.8 kg
Zercher Squat176 lb79.8 kg227 lb103 kg289 lb131.1 kg366 lb166 kg
300 lb136.1 kgBarbell Side Lunge66 lb29.9 kg98 lb44.5 kg140 lb63.5 kg191 lb86.6 kg
Zercher Squat180 lb81.6 kg232 lb105.2 kg296 lb134.3 kg374 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.

Women’s Barbell Side Lunge vs Zercher Squat standards
BodyweightExerciseNoviceIntermediateAdvancedElite
100 lb45.4 kgBarbell Side Lunge22 lb10 kg34 lb15.4 kg48 lb21.8 kg66 lb29.9 kg
Zercher Squat69 lb31.3 kg92 lb41.7 kg121 lb54.9 kg149 lb67.6 kg
110 lb49.9 kgBarbell Side Lunge24 lb10.9 kg36 lb16.3 kg51 lb23.1 kg71 lb32.2 kg
Zercher Squat73 lb33.1 kg98 lb44.5 kg128 lb58.1 kg159 lb72.1 kg
120 lb54.4 kgBarbell Side Lunge25 lb11.3 kg38 lb17.2 kg54 lb24.5 kg75 lb34 kg
Zercher Squat78 lb35.4 kg103 lb46.7 kg136 lb61.7 kg168 lb76.2 kg
130 lb59 kgBarbell Side Lunge26 lb11.8 kg40 lb18.1 kg57 lb25.9 kg79 lb35.8 kg
Zercher Squat82 lb37.2 kg109 lb49.4 kg144 lb65.3 kg177 lb80.3 kg
140 lb63.5 kgBarbell Side Lunge28 lb12.7 kg42 lb19.1 kg60 lb27.2 kg83 lb37.6 kg
Zercher Squat86 lb39 kg115 lb52.2 kg151 lb68.5 kg186 lb84.4 kg
150 lb68 kgBarbell Side Lunge29 lb13.2 kg44 lb20 kg63 lb28.6 kg87 lb39.5 kg
Zercher Squat90 lb40.8 kg120 lb54.4 kg158 lb71.7 kg195 lb88.5 kg
160 lb72.6 kgBarbell Side Lunge30 lb13.6 kg46 lb20.9 kg66 lb29.9 kg91 lb41.3 kg
Zercher Squat94 lb42.6 kg125 lb56.7 kg165 lb74.8 kg204 lb92.5 kg
170 lb77.1 kgBarbell Side Lunge32 lb14.5 kg48 lb21.8 kg68 lb30.8 kg95 lb43.1 kg
Zercher Squat98 lb44.5 kg130 lb59 kg172 lb78 kg212 lb96.2 kg
180 lb81.6 kgBarbell Side Lunge33 lb15 kg50 lb22.7 kg71 lb32.2 kg98 lb44.5 kg
Zercher Squat102 lb46.3 kg136 lb61.7 kg178 lb80.7 kg220 lb99.8 kg
190 lb86.2 kgBarbell Side Lunge34 lb15.4 kg52 lb23.6 kg74 lb33.6 kg102 lb46.3 kg
Zercher Squat105 lb47.6 kg140 lb63.5 kg185 lb83.9 kg228 lb103.4 kg
200 lb90.7 kgBarbell Side Lunge35 lb15.9 kg53 lb24 kg76 lb34.5 kg105 lb47.6 kg
Zercher Squat109 lb49.4 kg145 lb65.8 kg191 lb86.6 kg236 lb107 kg
210 lb95.3 kgBarbell Side Lunge36 lb16.3 kg55 lb24.9 kg79 lb35.8 kg109 lb49.4 kg
Zercher Squat113 lb51.3 kg150 lb68 kg198 lb89.8 kg244 lb110.7 kg
220 lb99.8 kgBarbell Side Lunge37 lb16.8 kg57 lb25.9 kg81 lb36.7 kg112 lb50.8 kg
Zercher Squat116 lb52.6 kg155 lb70.3 kg204 lb92.5 kg252 lb114.3 kg
230 lb104.3 kgBarbell Side Lunge39 lb17.7 kg59 lb26.8 kg84 lb38.1 kg116 lb52.6 kg
Zercher Squat120 lb54.4 kg160 lb72.6 kg210 lb95.3 kg259 lb117.5 kg
240 lb108.9 kgBarbell Side Lunge40 lb18.1 kg60 lb27.2 kg86 lb39 kg119 lb54 kg
Zercher Squat123 lb55.8 kg164 lb74.4 kg216 lb98 kg267 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.

StageWhat happens
Estimate each maxUse the entered weight for 1 rep; for 2–12 reps, keep the lower formula result.
Rate the barbell side lungeUse the exercise-specific estimated max and adjust targets to exact bodyweight with the two-thirds scaling rule.
Rate the Zercher squatAdjust Zercher squat targets to exact bodyweight with the two-thirds rule.
Compare different levelsName the lower-level lift as the priority.
Compare matching levelsUse 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:

Novice closest match120 lb

The standards come closest at 120 lb.

Zercher Squat target is higher4 strength levels

Novice, Intermediate, Advanced, and Elite at every displayed bodyweight.

Elite difference99 → 183 lb

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:

Novice closest match100 lb

The standards come closest at 100 lb.

Zercher Squat target is higher4 strength levels

Novice, Intermediate, Advanced, and Elite at every displayed bodyweight.

Elite difference83 → 148 lb

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.

  • 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.
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