Barbell Side Lunge vs Smith Machine Romanian Deadlift
Compare your barbell side lunge and smith machine romanian deadlift against strength standards for your sex and bodyweight. Enter one recent set of 1–12 reps for each lift 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, hinge the Smith bar down under control, keep the bar path consistent, return to a strong standing finish, and avoid floor resets, pin bounces, squat drift. Each lift is compared with its own standards, so the heavier lift is not automatically the stronger one.
Barbell Side Lunge vs Smith Machine Romanian Deadlift Strength Standards
These bodyweight tables place the barbell side lunge and smith machine romanian deadlift 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 / Smith Machine Romanian Deadlift, 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 Smith Machine Romanian Deadlift 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 |
| Smith Machine Romanian Deadlift | 126 lb57.2 kg | 175 lb79.4 kg | 231 lb104.8 kg | 286 lb129.7 kg | |
| 130 lb59 kg | Barbell Side Lunge | 38 lb17.2 kg | 56 lb25.4 kg | 80 lb36.3 kg | 109 lb49.4 kg |
| Smith Machine Romanian Deadlift | 133 lb60.3 kg | 185 lb83.9 kg | 244 lb110.7 kg | 302 lb137 kg | |
| 140 lb63.5 kg | Barbell Side Lunge | 40 lb18.1 kg | 59 lb26.8 kg | 84 lb38.1 kg | 115 lb52.2 kg |
| Smith Machine Romanian Deadlift | 140 lb63.5 kg | 194 lb88 kg | 256 lb116.1 kg | 317 lb143.8 kg | |
| 150 lb68 kg | Barbell Side Lunge | 42 lb19.1 kg | 62 lb28.1 kg | 88 lb39.9 kg | 120 lb54.4 kg |
| Smith Machine Romanian Deadlift | 146 lb66.2 kg | 203 lb92.1 kg | 268 lb121.6 kg | 332 lb150.6 kg | |
| 160 lb72.6 kg | Barbell Side Lunge | 44 lb20 kg | 64 lb29 kg | 92 lb41.7 kg | 126 lb57.2 kg |
| Smith Machine Romanian Deadlift | 152 lb68.9 kg | 212 lb96.2 kg | 280 lb127 kg | 347 lb157.4 kg | |
| 170 lb77.1 kg | Barbell Side Lunge | 45 lb20.4 kg | 67 lb30.4 kg | 96 lb43.5 kg | 131 lb59.4 kg |
| Smith Machine Romanian Deadlift | 159 lb72.1 kg | 221 lb100.2 kg | 292 lb132.4 kg | 361 lb163.7 kg | |
| 180 lb81.6 kg | Barbell Side Lunge | 47 lb21.3 kg | 69 lb31.3 kg | 99 lb44.9 kg | 136 lb61.7 kg |
| Smith Machine Romanian Deadlift | 165 lb74.8 kg | 230 lb104.3 kg | 303 lb137.4 kg | 375 lb170.1 kg | |
| 190 lb86.2 kg | Barbell Side Lunge | 49 lb22.2 kg | 72 lb32.7 kg | 103 lb46.7 kg | 141 lb64 kg |
| Smith Machine Romanian Deadlift | 171 lb77.6 kg | 238 lb108 kg | 314 lb142.4 kg | 389 lb176.4 kg | |
| 200 lb90.7 kg | Barbell Side Lunge | 51 lb23.1 kg | 75 lb34 kg | 107 lb48.5 kg | 146 lb66.2 kg |
| Smith Machine Romanian Deadlift | 177 lb80.3 kg | 246 lb111.6 kg | 325 lb147.4 kg | 403 lb182.8 kg | |
| 210 lb95.3 kg | Barbell Side Lunge | 52 lb23.6 kg | 77 lb34.9 kg | 110 lb49.9 kg | 151 lb68.5 kg |
| Smith Machine Romanian Deadlift | 183 lb83 kg | 254 lb115.2 kg | 336 lb152.4 kg | 416 lb188.7 kg | |
| 220 lb99.8 kg | Barbell Side Lunge | 54 lb24.5 kg | 79 lb35.8 kg | 114 lb51.7 kg | 155 lb70.3 kg |
| Smith Machine Romanian Deadlift | 189 lb85.7 kg | 262 lb118.8 kg | 346 lb156.9 kg | 429 lb194.6 kg | |
| 230 lb104.3 kg | Barbell Side Lunge | 56 lb25.4 kg | 82 lb37.2 kg | 117 lb53.1 kg | 160 lb72.6 kg |
| Smith Machine Romanian Deadlift | 194 lb88 kg | 270 lb122.5 kg | 357 lb161.9 kg | 442 lb200.5 kg | |
| 240 lb108.9 kg | Barbell Side Lunge | 57 lb25.9 kg | 84 lb38.1 kg | 120 lb54.4 kg | 165 lb74.8 kg |
| Smith Machine Romanian Deadlift | 200 lb90.7 kg | 278 lb126.1 kg | 367 lb166.5 kg | 455 lb206.4 kg | |
| 250 lb113.4 kg | Barbell Side Lunge | 59 lb26.8 kg | 86 lb39 kg | 124 lb56.2 kg | 169 lb76.7 kg |
| Smith Machine Romanian Deadlift | 205 lb93 kg | 286 lb129.7 kg | 377 lb171 kg | 467 lb211.8 kg | |
| 260 lb117.9 kg | Barbell Side Lunge | 60 lb27.2 kg | 89 lb40.4 kg | 127 lb57.6 kg | 174 lb78.9 kg |
| Smith Machine Romanian Deadlift | 211 lb95.7 kg | 293 lb132.9 kg | 387 lb175.5 kg | 479 lb217.3 kg | |
| 270 lb122.5 kg | Barbell Side Lunge | 62 lb28.1 kg | 91 lb41.3 kg | 130 lb59 kg | 178 lb80.7 kg |
| Smith Machine Romanian Deadlift | 216 lb98 kg | 301 lb136.5 kg | 397 lb180.1 kg | 492 lb223.2 kg | |
| 280 lb127 kg | Barbell Side Lunge | 63 lb28.6 kg | 93 lb42.2 kg | 133 lb60.3 kg | 183 lb83 kg |
| Smith Machine Romanian Deadlift | 221 lb100.2 kg | 308 lb139.7 kg | 407 lb184.6 kg | 504 lb228.6 kg | |
| 290 lb131.5 kg | Barbell Side Lunge | 65 lb29.5 kg | 95 lb43.1 kg | 137 lb62.1 kg | 187 lb84.8 kg |
| Smith Machine Romanian Deadlift | 227 lb103 kg | 316 lb143.3 kg | 416 lb188.7 kg | 516 lb234.1 kg | |
| 300 lb136.1 kg | Barbell Side Lunge | 66 lb29.9 kg | 98 lb44.5 kg | 140 lb63.5 kg | 191 lb86.6 kg |
| Smith Machine Romanian Deadlift | 232 lb105.2 kg | 323 lb146.5 kg | 426 lb193.2 kg | 527 lb239 kg |
Women’s Barbell Side Lunge vs Smith Machine Romanian Deadlift 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 |
| Smith Machine Romanian Deadlift | 71 lb32.2 kg | 103 lb46.7 kg | 140 lb63.5 kg | 178 lb80.7 kg | |
| 110 lb49.9 kg | Barbell Side Lunge | 24 lb10.9 kg | 36 lb16.3 kg | 51 lb23.1 kg | 71 lb32.2 kg |
| Smith Machine Romanian Deadlift | 76 lb34.5 kg | 110 lb49.9 kg | 149 lb67.6 kg | 189 lb85.7 kg | |
| 120 lb54.4 kg | Barbell Side Lunge | 25 lb11.3 kg | 38 lb17.2 kg | 54 lb24.5 kg | 75 lb34 kg |
| Smith Machine Romanian Deadlift | 80 lb36.3 kg | 116 lb52.6 kg | 158 lb71.7 kg | 201 lb91.2 kg | |
| 130 lb59 kg | Barbell Side Lunge | 26 lb11.8 kg | 40 lb18.1 kg | 57 lb25.9 kg | 79 lb35.8 kg |
| Smith Machine Romanian Deadlift | 85 lb38.6 kg | 123 lb55.8 kg | 166 lb75.3 kg | 212 lb96.2 kg | |
| 140 lb63.5 kg | Barbell Side Lunge | 28 lb12.7 kg | 42 lb19.1 kg | 60 lb27.2 kg | 83 lb37.6 kg |
| Smith Machine Romanian Deadlift | 89 lb40.4 kg | 129 lb58.5 kg | 175 lb79.4 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 |
| Smith Machine Romanian Deadlift | 93 lb42.2 kg | 135 lb61.2 kg | 183 lb83 kg | 233 lb105.7 kg | |
| 160 lb72.6 kg | Barbell Side Lunge | 30 lb13.6 kg | 46 lb20.9 kg | 66 lb29.9 kg | 91 lb41.3 kg |
| Smith Machine Romanian Deadlift | 97 lb44 kg | 141 lb64 kg | 191 lb86.6 kg | 243 lb110.2 kg | |
| 170 lb77.1 kg | Barbell Side Lunge | 32 lb14.5 kg | 48 lb21.8 kg | 68 lb30.8 kg | 95 lb43.1 kg |
| Smith Machine Romanian Deadlift | 101 lb45.8 kg | 147 lb66.7 kg | 199 lb90.3 kg | 253 lb114.8 kg | |
| 180 lb81.6 kg | Barbell Side Lunge | 33 lb15 kg | 50 lb22.7 kg | 71 lb32.2 kg | 98 lb44.5 kg |
| Smith Machine Romanian Deadlift | 105 lb47.6 kg | 152 lb68.9 kg | 207 lb93.9 kg | 263 lb119.3 kg | |
| 190 lb86.2 kg | Barbell Side Lunge | 34 lb15.4 kg | 52 lb23.6 kg | 74 lb33.6 kg | 102 lb46.3 kg |
| Smith Machine Romanian Deadlift | 109 lb49.4 kg | 158 lb71.7 kg | 214 lb97.1 kg | 273 lb123.8 kg | |
| 200 lb90.7 kg | Barbell Side Lunge | 35 lb15.9 kg | 53 lb24 kg | 76 lb34.5 kg | 105 lb47.6 kg |
| Smith Machine Romanian Deadlift | 113 lb51.3 kg | 164 lb74.4 kg | 222 lb100.7 kg | 282 lb127.9 kg | |
| 210 lb95.3 kg | Barbell Side Lunge | 36 lb16.3 kg | 55 lb24.9 kg | 79 lb35.8 kg | 109 lb49.4 kg |
| Smith Machine Romanian Deadlift | 116 lb52.6 kg | 169 lb76.7 kg | 229 lb103.9 kg | 292 lb132.4 kg | |
| 220 lb99.8 kg | Barbell Side Lunge | 37 lb16.8 kg | 57 lb25.9 kg | 81 lb36.7 kg | 112 lb50.8 kg |
| Smith Machine Romanian Deadlift | 120 lb54.4 kg | 174 lb78.9 kg | 236 lb107 kg | 301 lb136.5 kg | |
| 230 lb104.3 kg | Barbell Side Lunge | 39 lb17.7 kg | 59 lb26.8 kg | 84 lb38.1 kg | 116 lb52.6 kg |
| Smith Machine Romanian Deadlift | 124 lb56.2 kg | 180 lb81.6 kg | 243 lb110.2 kg | 310 lb140.6 kg | |
| 240 lb108.9 kg | Barbell Side Lunge | 40 lb18.1 kg | 60 lb27.2 kg | 86 lb39 kg | 119 lb54 kg |
| Smith Machine Romanian Deadlift | 127 lb57.6 kg | 185 lb83.9 kg | 250 lb113.4 kg | 319 lb144.7 kg |
How Your Barbell Side Lunge vs Smith Machine Romanian Deadlift 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
The entered weight is used directly for one rep. With 2–12 reps, both estimates are compared and the lower value is used.
- Epley: weight × (1 + reps ÷ 30)
- Brzycki: weight × 36 ÷ (37 − reps)
For the most useful Barbell Side Lunge vs Smith Machine Romanian Deadlift 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 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.
This adjustment expects larger lifters to move more weight, but it does not increase the target pound for pound with bodyweight.
3. Find the smith machine romanian deadlift strength level
For smith machine romanian deadlift, 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
The lift with the lower Beginner-to-Elite rating is the priority. If both ratings match, the calculator requires a 10-point difference in next-level progress before naming a priority; otherwise it reports Balanced.
Treat the result as a training comparison rather than an explanation of why one lift trails. Set quality, fatigue, skill, and training exposure all matter. 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 smith machine romanian deadlift | 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. |
The calculator above applies these steps to your exact entries and reports both lift ratings, both next targets, and the final comparison.
How Men’s Barbell Side Lunge and Smith Machine Romanian Deadlift Standards Differ
What the men’s data shows:
The standards come closest at 120 lb.
Novice, Intermediate, Advanced, and Elite at every displayed bodyweight.
Across 120–300 lb bodyweight, the Elite gap changes from 82.5 to 152.4 kg.
How to read this chart: Choose a strength level and follow its line across bodyweight. Values show the Smith Machine Romanian Deadlift standard minus the Barbell Side Lunge standard: zero means equal, above zero means the Smith Machine Romanian Deadlift 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 Smith Machine Romanian Deadlift 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.
At Elite, the difference is 50.8 kg at 100 lb and 90.7 kg at 240 lb.
How to read this chart: Choose a strength level and follow its line across bodyweight. Values show the Smith Machine Romanian Deadlift standard minus the Barbell Side Lunge standard: zero means equal, above zero means the Smith Machine Romanian Deadlift 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 Smith Machine Romanian Deadlift Exercises Used by This Calculator
For a useful comparison, perform a strict barbell side lunge and a strict smith machine romanian deadlift using the setup and load rules below. Use strict, repeatable Barbell Side Lunge and Smith Machine Romanian Deadlift 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 Smith Machine Romanian Deadlift setup and load convention
The total effective Smith machine bar weight including plates and the machine bar convention. Strict Smith machine Romanian deadlift reps. Hinge the Smith bar down under control, keep the bar path consistent, return to a strong standing finish, and avoid floor resets, pin bounces, squat drift, or shrug reps. Consistent setup, range, and finish quality across the entered set. No substituted exercise or assisted reps.
Enter one recent Barbell Side Lunge result and one recent Smith Machine Romanian Deadlift 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.
- Smith Machine Romanian Deadlift — View the individual Smith Machine Romanian Deadlift 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 Rack Pull — Use this related standards tool to examine a closely related exercise without mixing its result into this comparison.
- Barbell Pause Deadlift — Use this related standards tool to examine a closely related exercise without mixing its result into this comparison.