Smith Machine Front Squat vs Barbell Hack Squat Strength Standards
Compare your smith machine front squat and barbell hack squat against strength standards for your sex and bodyweight. Enter one recent set of 1–12 reps for each lift to see your estimated one-rep maxes, strength levels, next targets, and which lift you should prioritize.
Use each exercise's canonical input: Displayed machine or cable resistance for Smith Machine Front Squat and Total barbell weight for Barbell Hack Squat. Use the entered weight for strict Smith Machine Front Squat and a free-weight barbell hack squat with the bar behind the legs, consistent depth, controlled descent, stable knees and torso, and full standing lockout. You can enter either lift in pounds or kilograms. Each lift is compared with its own standards, so the heavier lift is not automatically the stronger one.
Smith Machine Front Squat vs Barbell Hack Squat Strength Standards by Bodyweight
Use these tables to compare the estimated one-rep max required for the smith machine front squat and barbell hack squat to reach the same strength level at each listed bodyweight. They show the targets used by the calculator—not a required difference between your smith machine front squat and barbell hack squat.
Choose the men’s or women’s table, find your bodyweight or the closest listed row, then read across to Novice, Intermediate, Advanced, or Elite. Every entry shows Smith Machine Front Squat / Barbell Hack Squat, with pounds first and kilograms underneath. For a result based on your exact bodyweight and recent sets, use the calculator above; you do not need to test either true one-rep max.
Men’s Smith Machine Front Squat vs Barbell Hack Squat Standards
How to read the table: The first number is Smith Machine Front Squat; the second is Barbell Hack Squat. Each number is the lowest estimated one-rep max needed to reach that strength level. Scroll horizontally on smaller screens.
| Bodyweight | Novice | Intermediate | Advanced | Elite |
|---|---|---|---|---|
| 120 lb 54.4 kg | 106 / 105 lb 48.1 / 47.6 kg | 146 / 147 lb 66.2 / 66.7 kg | 193 / 189 lb 87.5 / 85.7 kg | 241 / 231 lb 109.3 / 104.8 kg |
| 130 lb 59 kg | 112 / 111 lb 50.8 / 50.3 kg | 154 / 155 lb 69.9 / 70.3 kg | 203 / 200 lb 92.1 / 90.7 kg | 254 / 244 lb 115.2 / 110.7 kg |
| 140 lb 63.5 kg | 117 / 117 lb 53.1 / 53.1 kg | 162 / 163 lb 73.5 / 73.9 kg | 214 / 210 lb 97.1 / 95.3 kg | 267 / 256 lb 121.1 / 116.1 kg |
| 150 lb 68 kg | 123 / 122 lb 55.8 / 55.3 kg | 169 / 171 lb 76.7 / 77.6 kg | 224 / 220 lb 101.6 / 99.8 kg | 279 / 268 lb 126.6 / 121.6 kg |
| 160 lb 72.6 kg | 128 / 128 lb 58.1 / 58.1 kg | 177 / 178 lb 80.3 / 80.7 kg | 234 / 229 lb 106.1 / 103.9 kg | 292 / 280 lb 132.4 / 127 kg |
| 170 lb 77.1 kg | 134 / 133 lb 60.8 / 60.3 kg | 184 / 186 lb 83.5 / 84.4 kg | 243 / 239 lb 110.2 / 108.4 kg | 304 / 292 lb 137.9 / 132.4 kg |
| 180 lb 81.6 kg | 139 / 138 lb 63 / 62.6 kg | 191 / 193 lb 86.6 / 87.5 kg | 253 / 248 lb 114.8 / 112.5 kg | 315 / 303 lb 142.9 / 137.4 kg |
| 190 lb 86.2 kg | 144 / 143 lb 65.3 / 64.9 kg | 198 / 200 lb 89.8 / 90.7 kg | 262 / 257 lb 118.8 / 116.6 kg | 327 / 314 lb 148.3 / 142.4 kg |
| 200 lb 90.7 kg | 149 / 148 lb 67.6 / 67.1 kg | 205 / 207 lb 93 / 93.9 kg | 271 / 266 lb 122.9 / 120.7 kg | 338 / 325 lb 153.3 / 147.4 kg |
| 210 lb 95.3 kg | 154 / 153 lb 69.9 / 69.4 kg | 212 / 214 lb 96.2 / 97.1 kg | 280 / 275 lb 127 / 124.7 kg | 350 / 336 lb 158.8 / 152.4 kg |
| 220 lb 99.8 kg | 159 / 158 lb 72.1 / 71.7 kg | 218 / 221 lb 98.9 / 100.2 kg | 289 / 283 lb 131.1 / 128.4 kg | 361 / 346 lb 163.7 / 156.9 kg |
| 230 lb 104.3 kg | 164 / 162 lb 74.4 / 73.5 kg | 225 / 227 lb 102.1 / 103 kg | 298 / 292 lb 135.2 / 132.4 kg | 371 / 357 lb 168.3 / 161.9 kg |
| 240 lb 108.9 kg | 168 / 167 lb 76.2 / 75.7 kg | 231 / 234 lb 104.8 / 106.1 kg | 306 / 300 lb 138.8 / 136.1 kg | 382 / 367 lb 173.3 / 166.5 kg |
| 250 lb 113.4 kg | 173 / 172 lb 78.5 / 78 kg | 238 / 240 lb 108 / 108.9 kg | 315 / 309 lb 142.9 / 140.2 kg | 393 / 377 lb 178.3 / 171 kg |
| 260 lb 117.9 kg | 177 / 176 lb 80.3 / 79.8 kg | 244 / 247 lb 110.7 / 112 kg | 323 / 317 lb 146.5 / 143.8 kg | 403 / 387 lb 182.8 / 175.5 kg |
| 270 lb 122.5 kg | 182 / 181 lb 82.6 / 82.1 kg | 250 / 253 lb 113.4 / 114.8 kg | 331 / 325 lb 150.1 / 147.4 kg | 413 / 397 lb 187.3 / 180.1 kg |
| 280 lb 127 kg | 186 / 185 lb 84.4 / 83.9 kg | 256 / 259 lb 116.1 / 117.5 kg | 339 / 333 lb 153.8 / 151 kg | 423 / 407 lb 191.9 / 184.6 kg |
| 290 lb 131.5 kg | 191 / 190 lb 86.6 / 86.2 kg | 262 / 265 lb 118.8 / 120.2 kg | 347 / 341 lb 157.4 / 154.7 kg | 433 / 416 lb 196.4 / 188.7 kg |
| 300 lb 136.1 kg | 195 / 194 lb 88.5 / 88 kg | 268 / 271 lb 121.6 / 122.9 kg | 355 / 348 lb 161 / 157.9 kg | 443 / 426 lb 200.9 / 193.2 kg |
Women’s Smith Machine Front Squat vs Barbell Hack Squat Standards
How to read the table: The first number is Smith Machine Front Squat; the second is Barbell Hack Squat. Each number is the lowest estimated one-rep max needed to reach that strength level. Scroll horizontally on smaller screens.
| Bodyweight | Novice | Intermediate | Advanced | Elite |
|---|---|---|---|---|
| 100 lb 45.4 kg | 60 / 57 lb 27.2 / 25.9 kg | 87 / 86 lb 39.5 / 39 kg | 119 / 109 lb 54 / 49.4 kg | 151 / 132 lb 68.5 / 59.9 kg |
| 110 lb 49.9 kg | 63 / 61 lb 28.6 / 27.7 kg | 93 / 92 lb 42.2 / 41.7 kg | 127 / 116 lb 57.6 / 52.6 kg | 161 / 141 lb 73 / 64 kg |
| 120 lb 54.4 kg | 67 / 65 lb 30.4 / 29.5 kg | 98 / 97 lb 44.5 / 44 kg | 134 / 123 lb 60.8 / 55.8 kg | 171 / 149 lb 77.6 / 67.6 kg |
| 130 lb 59 kg | 71 / 68 lb 32.2 / 30.8 kg | 104 / 103 lb 47.2 / 46.7 kg | 142 / 130 lb 64.4 / 59 kg | 180 / 157 lb 81.6 / 71.2 kg |
| 140 lb 63.5 kg | 74 / 72 lb 33.6 / 32.7 kg | 109 / 108 lb 49.4 / 49 kg | 149 / 137 lb 67.6 / 62.1 kg | 189 / 165 lb 85.7 / 74.8 kg |
| 150 lb 68 kg | 78 / 75 lb 35.4 / 34 kg | 114 / 113 lb 51.7 / 51.3 kg | 156 / 143 lb 70.8 / 64.9 kg | 198 / 173 lb 89.8 / 78.5 kg |
| 160 lb 72.6 kg | 81 / 78 lb 36.7 / 35.4 kg | 119 / 118 lb 54 / 53.5 kg | 163 / 149 lb 73.9 / 67.6 kg | 207 / 181 lb 93.9 / 82.1 kg |
| 170 lb 77.1 kg | 85 / 82 lb 38.6 / 37.2 kg | 124 / 123 lb 56.2 / 55.8 kg | 170 / 155 lb 77.1 / 70.3 kg | 215 / 188 lb 97.5 / 85.3 kg |
| 180 lb 81.6 kg | 88 / 85 lb 39.9 / 38.6 kg | 129 / 128 lb 58.5 / 58.1 kg | 176 / 161 lb 79.8 / 73 kg | 224 / 195 lb 101.6 / 88.5 kg |
| 190 lb 86.2 kg | 91 / 88 lb 41.3 / 39.9 kg | 133 / 132 lb 60.3 / 59.9 kg | 183 / 167 lb 83 / 75.7 kg | 232 / 203 lb 105.2 / 92.1 kg |
| 200 lb 90.7 kg | 94 / 91 lb 42.6 / 41.3 kg | 138 / 137 lb 62.6 / 62.1 kg | 189 / 173 lb 85.7 / 78.5 kg | 240 / 210 lb 108.9 / 95.3 kg |
| 210 lb 95.3 kg | 98 / 94 lb 44.5 / 42.6 kg | 143 / 141 lb 64.9 / 64 kg | 195 / 179 lb 88.5 / 81.2 kg | 248 / 217 lb 112.5 / 98.4 kg |
| 220 lb 99.8 kg | 101 / 97 lb 45.8 / 44 kg | 147 / 146 lb 66.7 / 66.2 kg | 201 / 185 lb 91.2 / 83.9 kg | 256 / 223 lb 116.1 / 101.2 kg |
| 230 lb 104.3 kg | 104 / 100 lb 47.2 / 45.4 kg | 152 / 150 lb 68.9 / 68 kg | 207 / 190 lb 93.9 / 86.2 kg | 263 / 230 lb 119.3 / 104.3 kg |
| 240 lb 108.9 kg | 107 / 103 lb 48.5 / 46.7 kg | 156 / 155 lb 70.8 / 70.3 kg | 213 / 196 lb 96.6 / 88.9 kg | 271 / 237 lb 122.9 / 107.5 kg |
How Your Smith Machine Front Squat vs Barbell Hack Squat Result Is Calculated
The calculator estimates each max, rates it against the standards for that exercise and bodyweight, then compares the two ratings. Here is the complete process.
1. Estimate a one-rep max from each set
For one rep, it uses the weight entered. For 2–12 reps, it runs both formulas and keeps the lower, less aggressive estimate.
- Epley: weight × (1 + reps ÷ 30)
- Brzycki: weight × 36 ÷ (37 − reps)
A published back-squat study supports estimated-max prediction under its study conditions. It does not independently validate every exercise or population used by this comparison. Estimates are more dependable from clean, difficult, lower-rep sets. See the Back-squat formula validation study and Published discussion of back-squat one-rep-max prediction research.
2. Find the smith machine front squat strength level
The standards use the sex-specific thresholds from the individual Smith Machine Front Squat tool. Targets begin at 190 lb for men and 150 lb for women, then adjust to your exact bodyweight: 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 barbell hack squat strength level
The barbell hack squat standards use the sex-specific standards from the individual Barbell Hack Squat tool. Targets begin at 190 lb for men and 150 lb for women, then adjust to your exact bodyweight: reference target × (user bodyweight ÷ reference bodyweight) to the two-thirds power.
The target rises more slowly than bodyweight so heavier lifters are expected to squat more total weight without requiring strength to increase pound for pound.
4. Compare the two results
Each max receives a level from Beginner through Elite. The lower-level lift is the priority. If the levels match, a priority appears only when one lift is at least 10 points farther from its next level. Otherwise, the result is Balanced.
The result shows which lift ranks lower, not why. Technique, fatigue, training history, and set quality can affect it. Age range is recorded anonymously but does not change the 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 smith machine front squat | Use the canonical estimated max and adjust targets to exact bodyweight with the approved two-thirds rule. |
| Rate the barbell hack squat | Adjust barbell hack 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. |
Use the calculator above to see both estimated maxes, strength levels, the priority or Balanced result, and both next-level targets.
How Men’s Smith Machine Front Squat and Barbell Hack Squat Standards Differ
How to read both charts: Choose a strength level, find bodyweight along the bottom, and follow that level’s line. Zero means the two standards are equal. Above zero means the barbell hack squat standard is higher; below zero means the smith machine front squat standard is higher. On a phone, swipe the chart left and right to inspect the full-size lines and labels. The tables provide the exact pounds and kilograms.
What the men’s data shows:
The smith machine front squat and barbell hack squat standards are within 3 lb at 120 lb, 130 lb, 140 lb, 150 lb, 160 lb, 170 lb, 180 lb, 190 lb, 200 lb, 210 lb, 220 lb, 230 lb, 240 lb, 250 lb, 260 lb, 270 lb, 280 lb, 290 lb, and 300 lb.
Intermediate at every displayed bodyweight.
4.5 → 7.7 kg from 120 to 300 lb bodyweight.
How to read the table: Every number is the barbell hack squat standard minus the smith machine front squat standard. A plus sign means the barbell hack squat standard is higher. A minus sign means the smith machine front squat standard is higher.
| Bodyweight | Novice | Intermediate | Advanced | Elite |
|---|---|---|---|---|
| 120 lb 54.4 kg | −1 lb −0.5 kg | +1 lb +0.5 kg | −4 lb −1.8 kg | −10 lb −4.5 kg |
| 130 lb 59 kg | −1 lb −0.5 kg | +1 lb +0.4 kg | −3 lb −1.4 kg | −10 lb −4.5 kg |
| 140 lb 63.5 kg | 0 lb 0 kg | +1 lb +0.4 kg | −4 lb −1.8 kg | −11 lb −5 kg |
| 150 lb 68 kg | −1 lb −0.5 kg | +2 lb +0.9 kg | −4 lb −1.8 kg | −11 lb −5 kg |
| 160 lb 72.6 kg | 0 lb 0 kg | +1 lb +0.4 kg | −5 lb −2.2 kg | −12 lb −5.4 kg |
| 170 lb 77.1 kg | −1 lb −0.5 kg | +2 lb +0.9 kg | −4 lb −1.8 kg | −12 lb −5.5 kg |
| 180 lb 81.6 kg | −1 lb −0.4 kg | +2 lb +0.9 kg | −5 lb −2.3 kg | −12 lb −5.5 kg |
| 190 lb 86.2 kg | −1 lb −0.4 kg | +2 lb +0.9 kg | −5 lb −2.2 kg | −13 lb −5.9 kg |
| 200 lb 90.7 kg | −1 lb −0.5 kg | +2 lb +0.9 kg | −5 lb −2.2 kg | −13 lb −5.9 kg |
| 210 lb 95.3 kg | −1 lb −0.5 kg | +2 lb +0.9 kg | −5 lb −2.3 kg | −14 lb −6.4 kg |
| 220 lb 99.8 kg | −1 lb −0.4 kg | +3 lb +1.3 kg | −6 lb −2.7 kg | −15 lb −6.8 kg |
| 230 lb 104.3 kg | −2 lb −0.9 kg | +2 lb +0.9 kg | −6 lb −2.8 kg | −14 lb −6.4 kg |
| 240 lb 108.9 kg | −1 lb −0.5 kg | +3 lb +1.3 kg | −6 lb −2.7 kg | −15 lb −6.8 kg |
| 250 lb 113.4 kg | −1 lb −0.5 kg | +2 lb +0.9 kg | −6 lb −2.7 kg | −16 lb −7.3 kg |
| 260 lb 117.9 kg | −1 lb −0.5 kg | +3 lb +1.3 kg | −6 lb −2.7 kg | −16 lb −7.3 kg |
| 270 lb 122.5 kg | −1 lb −0.5 kg | +3 lb +1.4 kg | −6 lb −2.7 kg | −16 lb −7.2 kg |
| 280 lb 127 kg | −1 lb −0.5 kg | +3 lb +1.4 kg | −6 lb −2.8 kg | −16 lb −7.3 kg |
| 290 lb 131.5 kg | −1 lb −0.4 kg | +3 lb +1.4 kg | −6 lb −2.7 kg | −17 lb −7.7 kg |
| 300 lb 136.1 kg | −1 lb −0.5 kg | +3 lb +1.3 kg | −7 lb −3.1 kg | −17 lb −7.7 kg |
How Women’s Smith Machine Front Squat and Barbell Hack Squat Standards Differ
What the women’s data shows:
The smith machine front squat and barbell hack squat standards are within 3 lb at 100 lb, 110 lb, 120 lb, 130 lb, 140 lb, 150 lb, 160 lb, 170 lb, 180 lb, 190 lb, and 200 lb.
Novice, Intermediate, Advanced, and Elite at every displayed bodyweight.
8.6 → 15.4 kg from 100 to 240 lb bodyweight.
How to read the table: Every number is the barbell hack squat standard minus the smith machine front squat standard. A plus sign means the barbell hack squat standard is higher. A minus sign means the smith machine front squat standard is higher.
| Bodyweight | Novice | Intermediate | Advanced | Elite |
|---|---|---|---|---|
| 100 lb 45.4 kg | −3 lb −1.3 kg | −1 lb −0.5 kg | −10 lb −4.6 kg | −19 lb −8.6 kg |
| 110 lb 49.9 kg | −2 lb −0.9 kg | −1 lb −0.5 kg | −11 lb −5 kg | −20 lb −9 kg |
| 120 lb 54.4 kg | −2 lb −0.9 kg | −1 lb −0.5 kg | −11 lb −5 kg | −22 lb −10 kg |
| 130 lb 59 kg | −3 lb −1.4 kg | −1 lb −0.5 kg | −12 lb −5.4 kg | −23 lb −10.4 kg |
| 140 lb 63.5 kg | −2 lb −0.9 kg | −1 lb −0.4 kg | −12 lb −5.5 kg | −24 lb −10.9 kg |
| 150 lb 68 kg | −3 lb −1.4 kg | −1 lb −0.4 kg | −13 lb −5.9 kg | −25 lb −11.3 kg |
| 160 lb 72.6 kg | −3 lb −1.3 kg | −1 lb −0.5 kg | −14 lb −6.3 kg | −26 lb −11.8 kg |
| 170 lb 77.1 kg | −3 lb −1.4 kg | −1 lb −0.4 kg | −15 lb −6.8 kg | −27 lb −12.2 kg |
| 180 lb 81.6 kg | −3 lb −1.3 kg | −1 lb −0.4 kg | −15 lb −6.8 kg | −29 lb −13.1 kg |
| 190 lb 86.2 kg | −3 lb −1.4 kg | −1 lb −0.4 kg | −16 lb −7.3 kg | −29 lb −13.1 kg |
| 200 lb 90.7 kg | −3 lb −1.3 kg | −1 lb −0.5 kg | −16 lb −7.2 kg | −30 lb −13.6 kg |
| 210 lb 95.3 kg | −4 lb −1.9 kg | −2 lb −0.9 kg | −16 lb −7.3 kg | −31 lb −14.1 kg |
| 220 lb 99.8 kg | −4 lb −1.8 kg | −1 lb −0.5 kg | −16 lb −7.3 kg | −33 lb −14.9 kg |
| 230 lb 104.3 kg | −4 lb −1.8 kg | −2 lb −0.9 kg | −17 lb −7.7 kg | −33 lb −15 kg |
| 240 lb 108.9 kg | −4 lb −1.8 kg | −1 lb −0.5 kg | −17 lb −7.7 kg | −34 lb −15.4 kg |
Smith Machine Front Squat and Barbell Hack Squat Exercises Used by This Calculator
This calculator uses a strict smith machine front squat test and a free-weight barbell hack squat. Use strict canonical Smith Machine Front Squat and Barbell Hack Squat tests. Do not mix variations, assistance, partial range, momentum, or different load conventions.
Use the canonical Smith Machine Front Squat setup and load convention
the entered weight for strict Smith Machine Front Squat valid Smith Machine Front Squat reps The lifter must descend under control to the approved front-squat depth, then stand back up while keeping the bar controlled in the front position. A valid finish requires controlled hip and knee extension without hook contact, hand-assisted unloading, excessive forward collapse, or partial depth Consistent setup, range, and finish quality across the entered set No substituted exercise or assisted reps
Keep the bar behind the legs for a strict barbell hack squat
Keep the bar behind the legs throughout, descend under control to a consistent depth, and stand to full lockout with stable knees and torso. Do not enter a machine or Smith hack squat, partial rep, bounced rep, assisted setup, or hinge-dominant deadlift substitution.
Enter one recent Smith Machine Front Squat result and one recent Barbell Hack Squat result
Use each exercise’s canonical input: Displayed machine or cable resistance for Smith Machine Front Squat and Total barbell weight for Barbell Hack Squat.
Related Tools
- Smith Machine Front Squat — View the individual Smith Machine Front Squat standards and next strength-level target.
- Barbell Hack Squat — View the individual Barbell Hack Squat standards and next strength-level target.
- Paused Front Squat — Use this related standards tool to compare a registry-approved neighboring exercise without mixing its result into this comparison.
- Smith Machine Back Squat — Use this related standards tool to compare a registry-approved neighboring exercise without mixing its result into this comparison.
- Safety Bar Front Squat — Use this related standards tool to compare a registry-approved neighboring exercise without mixing its result into this comparison.
- Machine Hack Squat — Use this related standards tool to compare a registry-approved neighboring exercise without mixing its result into this comparison.