Endura

Goblet Squat vs Leg Extension Strength Standards

Compare your goblet squat and leg extension against strength standards for your sex and bodyweight. Enter 1–12 reps for estimated one-rep maxes, strength levels, next targets, and priority.

Enter the canonical working weight and a whole number of strict repetitions for each exercise. Pounds and kilograms can be mixed. Testing: a goblet squat with one dumbbell or kettlebell held at chest height, hip crease below the knee, upright controlled torso, and full hip and knee lockout; a strict bilateral leg extension on one dedicated machine with stable hips and torso, a controlled flexed-knee start, near-straight finish, and controlled return. Pounds or kilograms. Heavier lift is not automatically the stronger one.

Goblet Squat vs Leg Extension Strength Standards by Bodyweight

Use these tables to compare the estimated one-rep max required for the goblet squat and leg extension to reach the same strength level at each listed bodyweight. They show the targets used by the calculator—not a required difference between your goblet squat and leg extension.

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 Goblet Squat / Leg Extension, 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 Goblet Squat vs Leg Extension Standards

How to read the table: The first number is Goblet Squat; the second is Leg Extension. Each number is the lowest estimated one-rep max needed to reach that strength level. Scroll horizontally on smaller screens.

BodyweightNoviceIntermediateAdvancedElite
120 lb
54.4 kg
56 / 49 lb
25.4 / 22.2 kg
80 / 77 lb
36.3 / 34.9 kg
112 / 109 lb
50.8 / 49.4 kg
147 / 143 lb
66.7 / 64.9 kg
130 lb
59 kg
59 / 52 lb
26.8 / 23.6 kg
84 / 82 lb
38.1 / 37.2 kg
118 / 115 lb
53.5 / 52.2 kg
155 / 151 lb
70.3 / 68.5 kg
140 lb
63.5 kg
62 / 55 lb
28.1 / 24.9 kg
88 / 86 lb
39.9 / 39 kg
124 / 121 lb
56.2 / 54.9 kg
163 / 158 lb
73.9 / 71.7 kg
150 lb
68 kg
65 / 57 lb
29.5 / 25.9 kg
92 / 90 lb
41.7 / 40.8 kg
130 / 126 lb
59 / 57.2 kg
171 / 166 lb
77.6 / 75.3 kg
160 lb
72.6 kg
68 / 60 lb
30.8 / 27.2 kg
96 / 94 lb
43.5 / 42.6 kg
136 / 132 lb
61.7 / 59.9 kg
178 / 173 lb
80.7 / 78.5 kg
170 lb
77.1 kg
71 / 62 lb
32.2 / 28.1 kg
100 / 97 lb
45.4 / 44 kg
141 / 137 lb
64 / 62.1 kg
186 / 180 lb
84.4 / 81.6 kg
180 lb
81.6 kg
73 / 65 lb
33.1 / 29.5 kg
104 / 101 lb
47.2 / 45.8 kg
147 / 143 lb
66.7 / 64.9 kg
193 / 187 lb
87.5 / 84.8 kg
190 lb
86.2 kg
76 / 67 lb
34.5 / 30.4 kg
108 / 105 lb
49 / 47.6 kg
152 / 148 lb
68.9 / 67.1 kg
200 / 194 lb
90.7 / 88 kg
200 lb
90.7 kg
79 / 69 lb
35.8 / 31.3 kg
112 / 109 lb
50.8 / 49.4 kg
157 / 153 lb
71.2 / 69.4 kg
207 / 201 lb
93.9 / 91.2 kg
210 lb
95.3 kg
81 / 72 lb
36.7 / 32.7 kg
115 / 112 lb
52.2 / 50.8 kg
162 / 158 lb
73.5 / 71.7 kg
214 / 207 lb
97.1 / 93.9 kg
220 lb
99.8 kg
84 / 74 lb
38.1 / 33.6 kg
119 / 116 lb
54 / 52.6 kg
168 / 163 lb
76.2 / 73.9 kg
221 / 214 lb
100.2 / 97.1 kg
230 lb
104.3 kg
86 / 76 lb
39 / 34.5 kg
123 / 119 lb
55.8 / 54 kg
173 / 168 lb
78.5 / 76.2 kg
227 / 220 lb
103 / 99.8 kg
240 lb
108.9 kg
89 / 78 lb
40.4 / 35.4 kg
126 / 123 lb
57.2 / 55.8 kg
178 / 173 lb
80.7 / 78.5 kg
234 / 227 lb
106.1 / 103 kg
250 lb
113.4 kg
91 / 80 lb
41.3 / 36.3 kg
130 / 126 lb
59 / 57.2 kg
183 / 178 lb
83 / 80.7 kg
240 / 233 lb
108.9 / 105.7 kg
260 lb
117.9 kg
94 / 83 lb
42.6 / 37.6 kg
133 / 129 lb
60.3 / 58.5 kg
187 / 182 lb
84.8 / 82.6 kg
247 / 239 lb
112 / 108.4 kg
270 lb
122.5 kg
96 / 85 lb
43.5 / 38.6 kg
137 / 133 lb
62.1 / 60.3 kg
192 / 187 lb
87.1 / 84.8 kg
253 / 245 lb
114.8 / 111.1 kg
280 lb
127 kg
98 / 87 lb
44.5 / 39.5 kg
140 / 136 lb
63.5 / 61.7 kg
197 / 192 lb
89.4 / 87.1 kg
259 / 251 lb
117.5 / 113.9 kg
290 lb
131.5 kg
101 / 89 lb
45.8 / 40.4 kg
143 / 139 lb
64.9 / 63 kg
201 / 196 lb
91.2 / 88.9 kg
265 / 257 lb
120.2 / 116.6 kg
300 lb
136.1 kg
103 / 91 lb
46.7 / 41.3 kg
146 / 142 lb
66.2 / 64.4 kg
206 / 201 lb
93.4 / 91.2 kg
271 / 263 lb
122.9 / 119.3 kg

Women’s Goblet Squat vs Leg Extension Standards

How to read the table: The first number is Goblet Squat; the second is Leg Extension. Each number is the lowest estimated one-rep max needed to reach that strength level. Scroll horizontally on smaller screens.

BodyweightNoviceIntermediateAdvancedElite
100 lb
45.4 kg
40 / 29 lb
18.1 / 13.2 kg
60 / 46 lb
27.2 / 20.9 kg
82 / 69 lb
37.2 / 31.3 kg
105 / 89 lb
47.6 / 40.4 kg
110 lb
49.9 kg
43 / 31 lb
19.5 / 14.1 kg
63 / 49 lb
28.6 / 22.2 kg
88 / 73 lb
39.9 / 33.1 kg
112 / 95 lb
50.8 / 43.1 kg
120 lb
54.4 kg
46 / 33 lb
20.9 / 15 kg
67 / 52 lb
30.4 / 23.6 kg
93 / 78 lb
42.2 / 35.4 kg
119 / 101 lb
54 / 45.8 kg
130 lb
59 kg
48 / 35 lb
21.8 / 15.9 kg
71 / 55 lb
32.2 / 24.9 kg
98 / 82 lb
44.5 / 37.2 kg
125 / 106 lb
56.7 / 48.1 kg
140 lb
63.5 kg
51 / 36 lb
23.1 / 16.3 kg
74 / 57 lb
33.6 / 25.9 kg
103 / 86 lb
46.7 / 39 kg
132 / 112 lb
59.9 / 50.8 kg
150 lb
68 kg
53 / 38 lb
24 / 17.2 kg
78 / 60 lb
35.4 / 27.2 kg
108 / 90 lb
49 / 40.8 kg
138 / 117 lb
62.6 / 53.1 kg
160 lb
72.6 kg
55 / 40 lb
24.9 / 18.1 kg
81 / 63 lb
36.7 / 28.6 kg
113 / 94 lb
51.3 / 42.6 kg
144 / 122 lb
65.3 / 55.3 kg
170 lb
77.1 kg
58 / 41 lb
26.3 / 18.6 kg
85 / 65 lb
38.6 / 29.5 kg
117 / 98 lb
53.1 / 44.5 kg
150 / 127 lb
68 / 57.6 kg
180 lb
81.6 kg
60 / 43 lb
27.2 / 19.5 kg
88 / 68 lb
39.9 / 30.8 kg
122 / 102 lb
55.3 / 46.3 kg
156 / 132 lb
70.8 / 59.9 kg
190 lb
86.2 kg
62 / 44 lb
28.1 / 20 kg
91 / 70 lb
41.3 / 31.8 kg
126 / 105 lb
57.2 / 47.6 kg
162 / 137 lb
73.5 / 62.1 kg
200 lb
90.7 kg
64 / 46 lb
29 / 20.9 kg
94 / 73 lb
42.6 / 33.1 kg
131 / 109 lb
59.4 / 49.4 kg
167 / 142 lb
75.7 / 64.4 kg
210 lb
95.3 kg
66 / 48 lb
29.9 / 21.8 kg
98 / 75 lb
44.5 / 34 kg
135 / 113 lb
61.2 / 51.3 kg
173 / 146 lb
78.5 / 66.2 kg
220 lb
99.8 kg
68 / 49 lb
30.8 / 22.2 kg
101 / 77 lb
45.8 / 34.9 kg
139 / 116 lb
63 / 52.6 kg
178 / 151 lb
80.7 / 68.5 kg
230 lb
104.3 kg
70 / 51 lb
31.8 / 23.1 kg
104 / 80 lb
47.2 / 36.3 kg
144 / 120 lb
65.3 / 54.4 kg
184 / 156 lb
83.5 / 70.8 kg
240 lb
108.9 kg
73 / 52 lb
33.1 / 23.6 kg
107 / 82 lb
48.5 / 37.2 kg
148 / 123 lb
67.1 / 55.8 kg
189 / 160 lb
85.7 / 72.6 kg

How Your Goblet Squat vs Leg Extension 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 goblet squat strength level

The goblet squat standards use the sex-specific standards from the individual Goblet 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 external load without requiring strength to increase pound for pound.

3. Find the leg extension strength level

The leg extension standards use the sex-specific standards from the individual Leg Extension 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 extend more displayed resistance 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.

StageWhat happens
Estimate each maxUse the entered weight for 1 rep; for 2–12 reps, keep the lower formula result.
Rate the goblet squatAdjust goblet squat targets to exact bodyweight with the two-thirds rule.
Rate the leg extensionAdjust leg extension 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.

Use the calculator above to see both estimated maxes, strength levels, the priority or Balanced result, and both next-level targets.

How Men’s Goblet Squat and Leg Extension 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 leg extension standard is higher; below zero means the goblet 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:

Novice closest match120 lb

The standards come closest at 120 lb.

Goblet Squat target is higher4 strength levels

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

Elite difference4 → 8 lb

1.8 → 3.6 kg from 120 to 300 lb bodyweight.

How men’s goblet squat and leg extension standards differ by bodyweightFour colored lines show the difference in pounds between the leg extension and goblet squat standards at Novice, Intermediate, Advanced, and Elite. Zero means the two standards are equal. Above zero means the leg extension standard is higher. Below zero means the goblet squat standard is higher.NoviceIntermediateAdvancedElite−15−10−50+5120140160180200220240260280300Bodyweight (lb)Difference between standards (lb)

How to read the table: Every number is the leg extension standard minus the goblet squat standard. A plus sign means the leg extension standard is higher. A minus sign means the goblet squat standard is higher.

BodyweightNoviceIntermediateAdvancedElite
120 lb
54.4 kg
−7 lb
−3.2 kg
−3 lb
−1.4 kg
−3 lb
−1.4 kg
−4 lb
−1.8 kg
130 lb
59 kg
−7 lb
−3.2 kg
−2 lb
−0.9 kg
−3 lb
−1.3 kg
−4 lb
−1.8 kg
140 lb
63.5 kg
−7 lb
−3.2 kg
−2 lb
−0.9 kg
−3 lb
−1.3 kg
−5 lb
−2.2 kg
150 lb
68 kg
−8 lb
−3.6 kg
−2 lb
−0.9 kg
−4 lb
−1.8 kg
−5 lb
−2.3 kg
160 lb
72.6 kg
−8 lb
−3.6 kg
−2 lb
−0.9 kg
−4 lb
−1.8 kg
−5 lb
−2.2 kg
170 lb
77.1 kg
−9 lb
−4.1 kg
−3 lb
−1.4 kg
−4 lb
−1.9 kg
−6 lb
−2.8 kg
180 lb
81.6 kg
−8 lb
−3.6 kg
−3 lb
−1.4 kg
−4 lb
−1.8 kg
−6 lb
−2.7 kg
190 lb
86.2 kg
−9 lb
−4.1 kg
−3 lb
−1.4 kg
−4 lb
−1.8 kg
−6 lb
−2.7 kg
200 lb
90.7 kg
−10 lb
−4.5 kg
−3 lb
−1.4 kg
−4 lb
−1.8 kg
−6 lb
−2.7 kg
210 lb
95.3 kg
−9 lb
−4 kg
−3 lb
−1.4 kg
−4 lb
−1.8 kg
−7 lb
−3.2 kg
220 lb
99.8 kg
−10 lb
−4.5 kg
−3 lb
−1.4 kg
−5 lb
−2.3 kg
−7 lb
−3.1 kg
230 lb
104.3 kg
−10 lb
−4.5 kg
−4 lb
−1.8 kg
−5 lb
−2.3 kg
−7 lb
−3.2 kg
240 lb
108.9 kg
−11 lb
−5 kg
−3 lb
−1.4 kg
−5 lb
−2.2 kg
−7 lb
−3.1 kg
250 lb
113.4 kg
−11 lb
−5 kg
−4 lb
−1.8 kg
−5 lb
−2.3 kg
−7 lb
−3.2 kg
260 lb
117.9 kg
−11 lb
−5 kg
−4 lb
−1.8 kg
−5 lb
−2.2 kg
−8 lb
−3.6 kg
270 lb
122.5 kg
−11 lb
−4.9 kg
−4 lb
−1.8 kg
−5 lb
−2.3 kg
−8 lb
−3.7 kg
280 lb
127 kg
−11 lb
−5 kg
−4 lb
−1.8 kg
−5 lb
−2.3 kg
−8 lb
−3.6 kg
290 lb
131.5 kg
−12 lb
−5.4 kg
−4 lb
−1.9 kg
−5 lb
−2.3 kg
−8 lb
−3.6 kg
300 lb
136.1 kg
−12 lb
−5.4 kg
−4 lb
−1.8 kg
−5 lb
−2.2 kg
−8 lb
−3.6 kg

How Women’s Goblet Squat and Leg Extension Standards Differ

What the women’s data shows:

Novice closest match100 lb

The standards come closest at 100 lb.

Goblet Squat target is higher4 strength levels

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

Elite difference16 → 29 lb

7.2 → 13.1 kg from 100 to 240 lb bodyweight.

How women’s goblet squat and leg extension standards differ by bodyweightFour colored lines show the difference in pounds between the leg extension and goblet squat standards at Novice, Intermediate, Advanced, and Elite. Zero means the two standards are equal. Above zero means the leg extension standard is higher. Below zero means the goblet squat standard is higher.NoviceIntermediateAdvancedElite−30−20−100+10100120140160180200220240Bodyweight (lb)Difference between standards (lb)

How to read the table: Every number is the leg extension standard minus the goblet squat standard. A plus sign means the leg extension standard is higher. A minus sign means the goblet squat standard is higher.

BodyweightNoviceIntermediateAdvancedElite
100 lb
45.4 kg
−11 lb
−4.9 kg
−14 lb
−6.3 kg
−13 lb
−5.9 kg
−16 lb
−7.2 kg
110 lb
49.9 kg
−12 lb
−5.4 kg
−14 lb
−6.4 kg
−15 lb
−6.8 kg
−17 lb
−7.7 kg
120 lb
54.4 kg
−13 lb
−5.9 kg
−15 lb
−6.8 kg
−15 lb
−6.8 kg
−18 lb
−8.2 kg
130 lb
59 kg
−13 lb
−5.9 kg
−16 lb
−7.3 kg
−16 lb
−7.3 kg
−19 lb
−8.6 kg
140 lb
63.5 kg
−15 lb
−6.8 kg
−17 lb
−7.7 kg
−17 lb
−7.7 kg
−20 lb
−9.1 kg
150 lb
68 kg
−15 lb
−6.8 kg
−18 lb
−8.2 kg
−18 lb
−8.2 kg
−21 lb
−9.5 kg
160 lb
72.6 kg
−15 lb
−6.8 kg
−18 lb
−8.1 kg
−19 lb
−8.7 kg
−22 lb
−10 kg
170 lb
77.1 kg
−17 lb
−7.7 kg
−20 lb
−9.1 kg
−19 lb
−8.6 kg
−23 lb
−10.4 kg
180 lb
81.6 kg
−17 lb
−7.7 kg
−20 lb
−9.1 kg
−20 lb
−9 kg
−24 lb
−10.9 kg
190 lb
86.2 kg
−18 lb
−8.1 kg
−21 lb
−9.5 kg
−21 lb
−9.6 kg
−25 lb
−11.4 kg
200 lb
90.7 kg
−18 lb
−8.1 kg
−21 lb
−9.5 kg
−22 lb
−10 kg
−25 lb
−11.3 kg
210 lb
95.3 kg
−18 lb
−8.1 kg
−23 lb
−10.5 kg
−22 lb
−9.9 kg
−27 lb
−12.3 kg
220 lb
99.8 kg
−19 lb
−8.6 kg
−24 lb
−10.9 kg
−23 lb
−10.4 kg
−27 lb
−12.2 kg
230 lb
104.3 kg
−19 lb
−8.7 kg
−24 lb
−10.9 kg
−24 lb
−10.9 kg
−28 lb
−12.7 kg
240 lb
108.9 kg
−21 lb
−9.5 kg
−25 lb
−11.3 kg
−25 lb
−11.3 kg
−29 lb
−13.1 kg

Goblet Squat and Leg Extension Exercises Used by This Calculator

This calculator uses a single-weight goblet squat and a bilateral machine leg extension. Use strict canonical Goblet Squat and Leg Extension tests. Do not mix variations, assistance, partial range, momentum, or different load conventions.

Keep one weight in the goblet position

Hold one dumbbell or kettlebell vertically at chest height for the full set, descend below parallel, and stand to full hip and knee extension without resting the weight on the thighs. Do not enter a barbell squat, double-kettlebell front squat, machine squat, partial rep, or assisted squat.

Use a strict bilateral leg extension

Use both legs on the same dedicated machine and setup. Keep the hips, thighs, and torso stable, extend from a controlled flexed-knee start to a near-straight finish, and return under control. Do not enter per-leg load, a single-leg rep, partial pulse, bounced stack, cable or band extension, squat, or leg press.

Enter one recent Goblet Squat result and one recent Leg Extension result

Enter the canonical working weight and a whole number of strict repetitions for each exercise. Pounds and kilograms can be mixed.

  • Goblet Squat — View the individual Goblet Squat standards and next strength-level target.
  • Leg Extension — View the individual Leg Extension standards and next strength-level target.
  • Seated Leg Curl — Use this related standards tool to compare a registry-approved neighboring exercise without mixing its result into this comparison.
  • Lying Leg Curl — Use this related standards tool to compare a registry-approved neighboring exercise without mixing its result into this comparison.
  • Leg Press (45° Sled) — 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.
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