Barbell Side Lunge vs Narrow-Stance Barbell Back Squat
Compare your barbell side lunge and narrow-stance barbell back 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: weight used 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, finish with full hip and knee extension. Each lift is compared with its own standards, so the heavier lift is not automatically the stronger one.
Barbell Side Lunge vs Narrow-Stance Barbell Back Squat Strength Standards
These bodyweight tables place the barbell side lunge and narrow-stance barbell back squat targets side by side from Novice through Elite. Use them to compare standards, not to force a particular ratio between the lifts.
Find the closest row in the men’s or women’s table. Every target lists Barbell Side Lunge / Narrow-Stance Barbell Back Squat, pounds first and kilograms second. Enter your own sets above for exact ratings without testing a true one-rep max.
Men’s Barbell Side Lunge vs Narrow-Stance Barbell Back 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 |
| Narrow-Stance Barbell Back Squat | 167 lb75.7 kg | 203 lb92.1 kg | 244 lb110.7 kg | 284 lb128.8 kg | |
| 130 lb59 kg | Barbell Side Lunge | 38 lb17.2 kg | 56 lb25.4 kg | 80 lb36.3 kg | 109 lb49.4 kg |
| Narrow-Stance Barbell Back Squat | 176 lb79.8 kg | 214 lb97.1 kg | 257 lb116.6 kg | 300 lb136.1 kg | |
| 140 lb63.5 kg | Barbell Side Lunge | 40 lb18.1 kg | 59 lb26.8 kg | 84 lb38.1 kg | 115 lb52.2 kg |
| Narrow-Stance Barbell Back Squat | 185 lb83.9 kg | 225 lb102.1 kg | 270 lb122.5 kg | 315 lb142.9 kg | |
| 150 lb68 kg | Barbell Side Lunge | 42 lb19.1 kg | 62 lb28.1 kg | 88 lb39.9 kg | 120 lb54.4 kg |
| Narrow-Stance Barbell Back Squat | 194 lb88 kg | 236 lb107 kg | 283 lb128.4 kg | 330 lb149.7 kg | |
| 160 lb72.6 kg | Barbell Side Lunge | 44 lb20 kg | 64 lb29 kg | 92 lb41.7 kg | 126 lb57.2 kg |
| Narrow-Stance Barbell Back Squat | 202 lb91.6 kg | 246 lb111.6 kg | 295 lb133.8 kg | 344 lb156 kg | |
| 170 lb77.1 kg | Barbell Side Lunge | 45 lb20.4 kg | 67 lb30.4 kg | 96 lb43.5 kg | 131 lb59.4 kg |
| Narrow-Stance Barbell Back Squat | 211 lb95.7 kg | 256 lb116.1 kg | 307 lb139.3 kg | 358 lb162.4 kg | |
| 180 lb81.6 kg | Barbell Side Lunge | 47 lb21.3 kg | 69 lb31.3 kg | 99 lb44.9 kg | 136 lb61.7 kg |
| Narrow-Stance Barbell Back Squat | 219 lb99.3 kg | 266 lb120.7 kg | 319 lb144.7 kg | 372 lb168.7 kg | |
| 190 lb86.2 kg | Barbell Side Lunge | 49 lb22.2 kg | 72 lb32.7 kg | 103 lb46.7 kg | 141 lb64 kg |
| Narrow-Stance Barbell Back Squat | 227 lb103 kg | 276 lb125.2 kg | 331 lb150.1 kg | 386 lb175.1 kg | |
| 200 lb90.7 kg | Barbell Side Lunge | 51 lb23.1 kg | 75 lb34 kg | 107 lb48.5 kg | 146 lb66.2 kg |
| Narrow-Stance Barbell Back Squat | 235 lb106.6 kg | 286 lb129.7 kg | 343 lb155.6 kg | 399 lb181 kg | |
| 210 lb95.3 kg | Barbell Side Lunge | 52 lb23.6 kg | 77 lb34.9 kg | 110 lb49.9 kg | 151 lb68.5 kg |
| Narrow-Stance Barbell Back Squat | 243 lb110.2 kg | 295 lb133.8 kg | 354 lb160.6 kg | 413 lb187.3 kg | |
| 220 lb99.8 kg | Barbell Side Lunge | 54 lb24.5 kg | 79 lb35.8 kg | 114 lb51.7 kg | 155 lb70.3 kg |
| Narrow-Stance Barbell Back Squat | 250 lb113.4 kg | 304 lb137.9 kg | 365 lb165.6 kg | 426 lb193.2 kg | |
| 230 lb104.3 kg | Barbell Side Lunge | 56 lb25.4 kg | 82 lb37.2 kg | 117 lb53.1 kg | 160 lb72.6 kg |
| Narrow-Stance Barbell Back Squat | 258 lb117 kg | 313 lb142 kg | 376 lb170.6 kg | 438 lb198.7 kg | |
| 240 lb108.9 kg | Barbell Side Lunge | 57 lb25.9 kg | 84 lb38.1 kg | 120 lb54.4 kg | 165 lb74.8 kg |
| Narrow-Stance Barbell Back Squat | 265 lb120.2 kg | 323 lb146.5 kg | 387 lb175.5 kg | 451 lb204.6 kg | |
| 250 lb113.4 kg | Barbell Side Lunge | 59 lb26.8 kg | 86 lb39 kg | 124 lb56.2 kg | 169 lb76.7 kg |
| Narrow-Stance Barbell Back Squat | 273 lb123.8 kg | 331 lb150.1 kg | 397 lb180.1 kg | 463 lb210 kg | |
| 260 lb117.9 kg | Barbell Side Lunge | 60 lb27.2 kg | 89 lb40.4 kg | 127 lb57.6 kg | 174 lb78.9 kg |
| Narrow-Stance Barbell Back Squat | 280 lb127 kg | 340 lb154.2 kg | 408 lb185.1 kg | 476 lb215.9 kg | |
| 270 lb122.5 kg | Barbell Side Lunge | 62 lb28.1 kg | 91 lb41.3 kg | 130 lb59 kg | 178 lb80.7 kg |
| Narrow-Stance Barbell Back Squat | 287 lb130.2 kg | 349 lb158.3 kg | 418 lb189.6 kg | 488 lb221.4 kg | |
| 280 lb127 kg | Barbell Side Lunge | 63 lb28.6 kg | 93 lb42.2 kg | 133 lb60.3 kg | 183 lb83 kg |
| Narrow-Stance Barbell Back Squat | 294 lb133.4 kg | 357 lb161.9 kg | 429 lb194.6 kg | 500 lb226.8 kg | |
| 290 lb131.5 kg | Barbell Side Lunge | 65 lb29.5 kg | 95 lb43.1 kg | 137 lb62.1 kg | 187 lb84.8 kg |
| Narrow-Stance Barbell Back Squat | 301 lb136.5 kg | 366 lb166 kg | 439 lb199.1 kg | 512 lb232.2 kg | |
| 300 lb136.1 kg | Barbell Side Lunge | 66 lb29.9 kg | 98 lb44.5 kg | 140 lb63.5 kg | 191 lb86.6 kg |
| Narrow-Stance Barbell Back Squat | 308 lb139.7 kg | 374 lb169.6 kg | 449 lb203.7 kg | 523 lb237.2 kg |
Women’s Barbell Side Lunge vs Narrow-Stance Barbell Back 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 |
| Narrow-Stance Barbell Back Squat | 97 lb44 kg | 121 lb54.9 kg | 151 lb68.5 kg | 179 lb81.2 kg | |
| 110 lb49.9 kg | Barbell Side Lunge | 24 lb10.9 kg | 36 lb16.3 kg | 51 lb23.1 kg | 71 lb32.2 kg |
| Narrow-Stance Barbell Back Squat | 103 lb46.7 kg | 129 lb58.5 kg | 161 lb73 kg | 190 lb86.2 kg | |
| 120 lb54.4 kg | Barbell Side Lunge | 25 lb11.3 kg | 38 lb17.2 kg | 54 lb24.5 kg | 75 lb34 kg |
| Narrow-Stance Barbell Back Squat | 109 lb49.4 kg | 137 lb62.1 kg | 171 lb77.6 kg | 202 lb91.6 kg | |
| 130 lb59 kg | Barbell Side Lunge | 26 lb11.8 kg | 40 lb18.1 kg | 57 lb25.9 kg | 79 lb35.8 kg |
| Narrow-Stance Barbell Back Squat | 115 lb52.2 kg | 145 lb65.8 kg | 180 lb81.6 kg | 213 lb96.6 kg | |
| 140 lb63.5 kg | Barbell Side Lunge | 28 lb12.7 kg | 42 lb19.1 kg | 60 lb27.2 kg | 83 lb37.6 kg |
| Narrow-Stance Barbell Back Squat | 121 lb54.9 kg | 152 lb68.9 kg | 189 lb85.7 kg | 223 lb101.2 kg | |
| 150 lb68 kg | Barbell Side Lunge | 29 lb13.2 kg | 44 lb20 kg | 63 lb28.6 kg | 87 lb39.5 kg |
| Narrow-Stance Barbell Back Squat | 127 lb57.6 kg | 159 lb72.1 kg | 198 lb89.8 kg | 234 lb106.1 kg | |
| 160 lb72.6 kg | Barbell Side Lunge | 30 lb13.6 kg | 46 lb20.9 kg | 66 lb29.9 kg | 91 lb41.3 kg |
| Narrow-Stance Barbell Back Squat | 133 lb60.3 kg | 166 lb75.3 kg | 207 lb93.9 kg | 244 lb110.7 kg | |
| 170 lb77.1 kg | Barbell Side Lunge | 32 lb14.5 kg | 48 lb21.8 kg | 68 lb30.8 kg | 95 lb43.1 kg |
| Narrow-Stance Barbell Back Squat | 138 lb62.6 kg | 173 lb78.5 kg | 215 lb97.5 kg | 254 lb115.2 kg | |
| 180 lb81.6 kg | Barbell Side Lunge | 33 lb15 kg | 50 lb22.7 kg | 71 lb32.2 kg | 98 lb44.5 kg |
| Narrow-Stance Barbell Back Squat | 143 lb64.9 kg | 180 lb81.6 kg | 224 lb101.6 kg | 264 lb119.7 kg | |
| 190 lb86.2 kg | Barbell Side Lunge | 34 lb15.4 kg | 52 lb23.6 kg | 74 lb33.6 kg | 102 lb46.3 kg |
| Narrow-Stance Barbell Back Squat | 149 lb67.6 kg | 186 lb84.4 kg | 232 lb105.2 kg | 274 lb124.3 kg | |
| 200 lb90.7 kg | Barbell Side Lunge | 35 lb15.9 kg | 53 lb24 kg | 76 lb34.5 kg | 105 lb47.6 kg |
| Narrow-Stance Barbell Back Squat | 154 lb69.9 kg | 193 lb87.5 kg | 240 lb108.9 kg | 283 lb128.4 kg | |
| 210 lb95.3 kg | Barbell Side Lunge | 36 lb16.3 kg | 55 lb24.9 kg | 79 lb35.8 kg | 109 lb49.4 kg |
| Narrow-Stance Barbell Back Squat | 159 lb72.1 kg | 199 lb90.3 kg | 248 lb112.5 kg | 293 lb132.9 kg | |
| 220 lb99.8 kg | Barbell Side Lunge | 37 lb16.8 kg | 57 lb25.9 kg | 81 lb36.7 kg | 112 lb50.8 kg |
| Narrow-Stance Barbell Back Squat | 164 lb74.4 kg | 205 lb93 kg | 256 lb116.1 kg | 302 lb137 kg | |
| 230 lb104.3 kg | Barbell Side Lunge | 39 lb17.7 kg | 59 lb26.8 kg | 84 lb38.1 kg | 116 lb52.6 kg |
| Narrow-Stance Barbell Back Squat | 169 lb76.7 kg | 211 lb95.7 kg | 263 lb119.3 kg | 311 lb141.1 kg | |
| 240 lb108.9 kg | Barbell Side Lunge | 40 lb18.1 kg | 60 lb27.2 kg | 86 lb39 kg | 119 lb54 kg |
| Narrow-Stance Barbell Back Squat | 174 lb78.9 kg | 218 lb98.9 kg | 271 lb122.9 kg | 320 lb145.1 kg |
How Your Barbell Side Lunge vs Narrow-Stance Barbell Back Squat Result Is Calculated
The comparison starts by estimating each max separately. It then rates both lifts against their own standards before identifying the lower result.
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)
Use recent Barbell Side Lunge and Narrow-Stance Barbell Back Squat sets with consistent technique and full intended range of motion. Difficult lower-rep sets generally make the estimated max less dependent on extrapolation.
2. Find the barbell side lunge strength level
The barbell side lunge rating uses its sex-specific exercise standards. Reference targets at 190 lb for men and 150 lb for women are scaled to the entered bodyweight by reference target × (user bodyweight ÷ reference bodyweight) to the two-thirds power.
The target rises more slowly than bodyweight so larger lifters are expected to lift more without requiring strength to increase pound for pound.
3. Find the narrow-stance barbell back squat strength level
For narrow-stance barbell back 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.
This adjustment expects larger lifters to move more weight, but it does not increase the target pound for pound with bodyweight.
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.
The result identifies the lower standards rating, not its cause. Technique, fatigue, training history, and set quality can all affect the comparison. Age range is recorded anonymously but does not change 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 narrow-stance barbell back squat | Use the exercise-specific estimated max and adjust targets to exact bodyweight with the two-thirds scaling 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 Narrow-Stance Barbell Back Squat Standards Differ
What the men’s data shows:
The standards come closest at 120 lb.
The higher target remains with Narrow-Stance Barbell Back Squat for Novice, Intermediate, Advanced, and Elite throughout the table.
Across 120–300 lb bodyweight, the Elite gap changes from 81.6 to 150.6 kg.
How to read this chart: Choose a strength level and follow its line across bodyweight. Values show the Narrow-Stance Barbell Back Squat standard minus the Barbell Side Lunge standard: zero means equal, above zero means the Narrow-Stance Barbell Back 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 Narrow-Stance Barbell Back Squat Standards Differ
What the women’s data shows:
The standards come closest at 100 lb.
Across all listed bodyweights, Novice, Intermediate, Advanced, and Elite keep the same higher-target direction.
Across 100–240 lb bodyweight, the Elite gap changes from 51.3 to 91.1 kg.
How to read this chart: Choose a strength level and follow its line across bodyweight. Values show the Narrow-Stance Barbell Back Squat standard minus the Barbell Side Lunge standard: zero means equal, above zero means the Narrow-Stance Barbell Back 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 Narrow-Stance Barbell Back Squat Exercises Used by This Calculator
Valid results depend on using the specified barbell side lunge and narrow-stance barbell back squat technique and load convention. Use strict, repeatable Barbell Side Lunge and Narrow-Stance Barbell Back Squat 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 the Narrow-Stance Barbell Back Squat setup and load convention
Straight bar fixed in the exercise-specific high-bar position on the upper trapezius. Total load includes the bar and all plates. Heel centers no wider than measured hip-joint width. Toe-out is allowed without widening the heel centers. Both heels remain flat on the lifting surface. Hip crease descends below the top of the knee. Feet remain planted and the stance remains fixed. Finish with full hip and knee extension. No heel elevation, assistance, bounce, or good-morning drift.
Enter one recent Barbell Side Lunge result and one recent Narrow-Stance Barbell Back Squat result
First lift: weight used and 1–12 strict reps. Second lift: weight used 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.
- Narrow-Stance Barbell Back Squat — View the individual Narrow-Stance Barbell Back 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 Back Squat (High-Bar, Full Depth) — Use this related standards tool to examine a closely related exercise without mixing its result into this comparison.
- Barbell Cyclist Squat — Use this related standards tool to examine a closely related exercise without mixing its result into this comparison.