Endura

Machine Preacher Curl vs Incline Dumbbell Curls Strength Standards

Compare your machine preacher curl and incline dumbbell curls 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 stack weight for Machine Preacher Curl and Weight of one dumbbell for Incline Dumbbell Curls. Use a strict, repeatable machine preacher curl test using the canonical setup, range, and finish rules and a bilateral matching-dumbbell incline curl with bench support, full controlled lengthened bottom, clear top curl, stable wrists, and no torso lift-off. 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.

Machine Preacher Curl vs Incline Dumbbell Curls Strength Standards by Bodyweight

Use these tables to compare the estimated one-rep max required for the machine preacher curl and incline dumbbell curls to reach the same strength level at each listed bodyweight. They show the targets used by the calculator—not a required difference between your machine preacher curl and incline dumbbell curls.

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 Machine Preacher Curl / Incline Dumbbell Curls, 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 Machine Preacher Curl vs Incline Dumbbell Curls Standards

How to read the table: The first number is Machine Preacher Curl; the second is Incline Dumbbell Curls. 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
34 / 17 lb
15.4 / 7.7 kg
52 / 29 lb
23.6 / 13.2 kg
76 / 43 lb
34.5 / 19.5 kg
101 / 60 lb
45.8 / 27.2 kg
130 lb
59 kg
36 / 18 lb
16.3 / 8.2 kg
54 / 31 lb
24.5 / 14.1 kg
80 / 46 lb
36.3 / 20.9 kg
106 / 64 lb
48.1 / 29 kg
140 lb
63.5 kg
38 / 19 lb
17.2 / 8.6 kg
57 / 33 lb
25.9 / 15 kg
84 / 48 lb
38.1 / 21.8 kg
112 / 67 lb
50.8 / 30.4 kg
150 lb
68 kg
39 / 20 lb
17.7 / 9.1 kg
60 / 34 lb
27.2 / 15.4 kg
88 / 50 lb
39.9 / 22.7 kg
117 / 70 lb
53.1 / 31.8 kg
160 lb
72.6 kg
41 / 21 lb
18.6 / 9.5 kg
62 / 36 lb
28.1 / 16.3 kg
92 / 53 lb
41.7 / 24 kg
122 / 73 lb
55.3 / 33.1 kg
170 lb
77.1 kg
43 / 21 lb
19.5 / 9.5 kg
65 / 37 lb
29.5 / 16.8 kg
96 / 55 lb
43.5 / 24.9 kg
127 / 76 lb
57.6 / 34.5 kg
180 lb
81.6 kg
44 / 22 lb
20 / 10 kg
68 / 39 lb
30.8 / 17.7 kg
99 / 57 lb
44.9 / 25.9 kg
132 / 79 lb
59.9 / 35.8 kg
190 lb
86.2 kg
46 / 23 lb
20.9 / 10.4 kg
70 / 40 lb
31.8 / 18.1 kg
103 / 59 lb
46.7 / 26.8 kg
137 / 82 lb
62.1 / 37.2 kg
200 lb
90.7 kg
48 / 24 lb
21.8 / 10.9 kg
72 / 41 lb
32.7 / 18.6 kg
107 / 61 lb
48.5 / 27.7 kg
142 / 85 lb
64.4 / 38.6 kg
210 lb
95.3 kg
49 / 25 lb
22.2 / 11.3 kg
75 / 43 lb
34 / 19.5 kg
110 / 63 lb
49.9 / 28.6 kg
146 / 88 lb
66.2 / 39.9 kg
220 lb
99.8 kg
51 / 25 lb
23.1 / 11.3 kg
77 / 44 lb
34.9 / 20 kg
114 / 65 lb
51.7 / 29.5 kg
151 / 90 lb
68.5 / 40.8 kg
230 lb
104.3 kg
52 / 26 lb
23.6 / 11.8 kg
80 / 45 lb
36.3 / 20.4 kg
117 / 67 lb
53.1 / 30.4 kg
156 / 93 lb
70.8 / 42.2 kg
240 lb
108.9 kg
54 / 27 lb
24.5 / 12.2 kg
82 / 47 lb
37.2 / 21.3 kg
120 / 69 lb
54.4 / 31.3 kg
160 / 96 lb
72.6 / 43.5 kg
250 lb
113.4 kg
55 / 28 lb
24.9 / 12.7 kg
84 / 48 lb
38.1 / 21.8 kg
124 / 71 lb
56.2 / 32.2 kg
165 / 98 lb
74.8 / 44.5 kg
260 lb
117.9 kg
57 / 28 lb
25.9 / 12.7 kg
86 / 49 lb
39 / 22.2 kg
127 / 73 lb
57.6 / 33.1 kg
169 / 101 lb
76.7 / 45.8 kg
270 lb
122.5 kg
58 / 29 lb
26.3 / 13.2 kg
88 / 51 lb
39.9 / 23.1 kg
130 / 75 lb
59 / 34 kg
173 / 104 lb
78.5 / 47.2 kg
280 lb
127 kg
60 / 30 lb
27.2 / 13.6 kg
91 / 52 lb
41.3 / 23.6 kg
133 / 76 lb
60.3 / 34.5 kg
177 / 106 lb
80.3 / 48.1 kg
290 lb
131.5 kg
61 / 30 lb
27.7 / 13.6 kg
93 / 53 lb
42.2 / 24 kg
137 / 78 lb
62.1 / 35.4 kg
182 / 109 lb
82.6 / 49.4 kg
300 lb
136.1 kg
62 / 31 lb
28.1 / 14.1 kg
95 / 54 lb
43.1 / 24.5 kg
140 / 80 lb
63.5 / 36.3 kg
186 / 111 lb
84.4 / 50.3 kg

Women’s Machine Preacher Curl vs Incline Dumbbell Curls Standards

How to read the table: The first number is Machine Preacher Curl; the second is Incline Dumbbell Curls. 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
18 / 10 lb
8.2 / 4.5 kg
32 / 18 lb
14.5 / 8.2 kg
48 / 27 lb
21.8 / 12.2 kg
66 / 38 lb
29.9 / 17.2 kg
110 lb
49.9 kg
20 / 11 lb
9.1 / 5 kg
34 / 19 lb
15.4 / 8.6 kg
51 / 28 lb
23.1 / 12.7 kg
71 / 41 lb
32.2 / 18.6 kg
120 lb
54.4 kg
21 / 11 lb
9.5 / 5 kg
36 / 20 lb
16.3 / 9.1 kg
54 / 30 lb
24.5 / 13.6 kg
75 / 43 lb
34 / 19.5 kg
130 lb
59 kg
22 / 12 lb
10 / 5.4 kg
38 / 21 lb
17.2 / 9.5 kg
57 / 32 lb
25.9 / 14.5 kg
79 / 45 lb
35.8 / 20.4 kg
140 lb
63.5 kg
23 / 12 lb
10.4 / 5.4 kg
40 / 22 lb
18.1 / 10 kg
60 / 33 lb
27.2 / 15 kg
83 / 48 lb
37.6 / 21.8 kg
150 lb
68 kg
24 / 13 lb
10.9 / 5.9 kg
42 / 23 lb
19.1 / 10.4 kg
63 / 35 lb
28.6 / 15.9 kg
87 / 50 lb
39.5 / 22.7 kg
160 lb
72.6 kg
25 / 14 lb
11.3 / 6.4 kg
44 / 24 lb
20 / 10.9 kg
66 / 37 lb
29.9 / 16.8 kg
91 / 52 lb
41.3 / 23.6 kg
170 lb
77.1 kg
26 / 14 lb
11.8 / 6.4 kg
46 / 25 lb
20.9 / 11.3 kg
68 / 38 lb
30.8 / 17.2 kg
95 / 54 lb
43.1 / 24.5 kg
180 lb
81.6 kg
27 / 15 lb
12.2 / 6.8 kg
47 / 26 lb
21.3 / 11.8 kg
71 / 40 lb
32.2 / 18.1 kg
98 / 56 lb
44.5 / 25.4 kg
190 lb
86.2 kg
28 / 15 lb
12.7 / 6.8 kg
49 / 27 lb
22.2 / 12.2 kg
74 / 41 lb
33.6 / 18.6 kg
102 / 59 lb
46.3 / 26.8 kg
200 lb
90.7 kg
29 / 16 lb
13.2 / 7.3 kg
51 / 28 lb
23.1 / 12.7 kg
76 / 42 lb
34.5 / 19.1 kg
105 / 61 lb
47.6 / 27.7 kg
210 lb
95.3 kg
30 / 16 lb
13.6 / 7.3 kg
53 / 29 lb
24 / 13.2 kg
79 / 44 lb
35.8 / 20 kg
109 / 63 lb
49.4 / 28.6 kg
220 lb
99.8 kg
31 / 17 lb
14.1 / 7.7 kg
54 / 30 lb
24.5 / 13.6 kg
81 / 45 lb
36.7 / 20.4 kg
112 / 65 lb
50.8 / 29.5 kg
230 lb
104.3 kg
32 / 17 lb
14.5 / 7.7 kg
56 / 31 lb
25.4 / 14.1 kg
84 / 47 lb
38.1 / 21.3 kg
116 / 66 lb
52.6 / 29.9 kg
240 lb
108.9 kg
33 / 18 lb
15 / 8.2 kg
57 / 31 lb
25.9 / 14.1 kg
86 / 48 lb
39 / 21.8 kg
119 / 68 lb
54 / 30.8 kg

How Your Machine Preacher Curl vs Incline Dumbbell Curls 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 machine preacher curl strength level

The standards use the sex-specific targets from the individual Machine Preacher Curl 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 lift more without requiring strength to increase pound for pound.

3. Find the incline dumbbell curls strength level

The standards use the sex-specific one-dumbbell incline curl thresholds from the individual 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 curl more per dumbbell 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 machine preacher curlAdjust machine preacher curl targets to exact bodyweight with the two-thirds rule.
Rate the incline dumbbell curlUse one-dumbbell estimated max and adjust 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 Machine Preacher Curl and Incline Dumbbell Curls 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 incline dumbbell curls standard is higher; below zero means the machine preacher curl 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.

Machine Preacher Curl target is higher4 strength levels

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

Elite difference41 → 75 lb

18.6 → 34.1 kg from 120 to 300 lb bodyweight.

How men’s machine preacher curl and incline dumbbell curls standards differ by bodyweightFour colored lines show the difference in pounds between the incline dumbbell curls and machine preacher curl standards at Novice, Intermediate, Advanced, and Elite. Zero means the two standards are equal. Above zero means the incline dumbbell curls standard is higher. Below zero means the machine preacher curl standard is higher.NoviceIntermediateAdvancedElite−80−60−40−200+20120140160180200220240260280300Bodyweight (lb)Difference between standards (lb)

How to read the table: Every number is the incline dumbbell curls standard minus the machine preacher curl standard. A plus sign means the incline dumbbell curls standard is higher. A minus sign means the machine preacher curl standard is higher.

BodyweightNoviceIntermediateAdvancedElite
120 lb
54.4 kg
−17 lb
−7.7 kg
−23 lb
−10.4 kg
−33 lb
−15 kg
−41 lb
−18.6 kg
130 lb
59 kg
−18 lb
−8.1 kg
−23 lb
−10.4 kg
−34 lb
−15.4 kg
−42 lb
−19.1 kg
140 lb
63.5 kg
−19 lb
−8.6 kg
−24 lb
−10.9 kg
−36 lb
−16.3 kg
−45 lb
−20.4 kg
150 lb
68 kg
−19 lb
−8.6 kg
−26 lb
−11.8 kg
−38 lb
−17.2 kg
−47 lb
−21.3 kg
160 lb
72.6 kg
−20 lb
−9.1 kg
−26 lb
−11.8 kg
−39 lb
−17.7 kg
−49 lb
−22.2 kg
170 lb
77.1 kg
−22 lb
−10 kg
−28 lb
−12.7 kg
−41 lb
−18.6 kg
−51 lb
−23.1 kg
180 lb
81.6 kg
−22 lb
−10 kg
−29 lb
−13.1 kg
−42 lb
−19 kg
−53 lb
−24.1 kg
190 lb
86.2 kg
−23 lb
−10.5 kg
−30 lb
−13.7 kg
−44 lb
−19.9 kg
−55 lb
−24.9 kg
200 lb
90.7 kg
−24 lb
−10.9 kg
−31 lb
−14.1 kg
−46 lb
−20.8 kg
−57 lb
−25.8 kg
210 lb
95.3 kg
−24 lb
−10.9 kg
−32 lb
−14.5 kg
−47 lb
−21.3 kg
−58 lb
−26.3 kg
220 lb
99.8 kg
−26 lb
−11.8 kg
−33 lb
−14.9 kg
−49 lb
−22.2 kg
−61 lb
−27.7 kg
230 lb
104.3 kg
−26 lb
−11.8 kg
−35 lb
−15.9 kg
−50 lb
−22.7 kg
−63 lb
−28.6 kg
240 lb
108.9 kg
−27 lb
−12.3 kg
−35 lb
−15.9 kg
−51 lb
−23.1 kg
−64 lb
−29.1 kg
250 lb
113.4 kg
−27 lb
−12.2 kg
−36 lb
−16.3 kg
−53 lb
−24 kg
−67 lb
−30.3 kg
260 lb
117.9 kg
−29 lb
−13.2 kg
−37 lb
−16.8 kg
−54 lb
−24.5 kg
−68 lb
−30.9 kg
270 lb
122.5 kg
−29 lb
−13.1 kg
−37 lb
−16.8 kg
−55 lb
−25 kg
−69 lb
−31.3 kg
280 lb
127 kg
−30 lb
−13.6 kg
−39 lb
−17.7 kg
−57 lb
−25.8 kg
−71 lb
−32.2 kg
290 lb
131.5 kg
−31 lb
−14.1 kg
−40 lb
−18.2 kg
−59 lb
−26.7 kg
−73 lb
−33.2 kg
300 lb
136.1 kg
−31 lb
−14 kg
−41 lb
−18.6 kg
−60 lb
−27.2 kg
−75 lb
−34.1 kg

How Women’s Machine Preacher Curl and Incline Dumbbell Curls Standards Differ

What the women’s data shows:

Novice closest match100 lb

The standards come closest at 100 lb.

Machine Preacher Curl target is higher4 strength levels

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

Elite difference28 → 51 lb

12.7 → 23.2 kg from 100 to 240 lb bodyweight.

How women’s machine preacher curl and incline dumbbell curls standards differ by bodyweightFour colored lines show the difference in pounds between the incline dumbbell curls and machine preacher curl standards at Novice, Intermediate, Advanced, and Elite. Zero means the two standards are equal. Above zero means the incline dumbbell curls standard is higher. Below zero means the machine preacher curl standard is higher.NoviceIntermediateAdvancedElite−60−40−200+20100120140160180200220240Bodyweight (lb)Difference between standards (lb)

How to read the table: Every number is the incline dumbbell curls standard minus the machine preacher curl standard. A plus sign means the incline dumbbell curls standard is higher. A minus sign means the machine preacher curl standard is higher.

BodyweightNoviceIntermediateAdvancedElite
100 lb
45.4 kg
−8 lb
−3.7 kg
−14 lb
−6.3 kg
−21 lb
−9.6 kg
−28 lb
−12.7 kg
110 lb
49.9 kg
−9 lb
−4.1 kg
−15 lb
−6.8 kg
−23 lb
−10.4 kg
−30 lb
−13.6 kg
120 lb
54.4 kg
−10 lb
−4.5 kg
−16 lb
−7.2 kg
−24 lb
−10.9 kg
−32 lb
−14.5 kg
130 lb
59 kg
−10 lb
−4.6 kg
−17 lb
−7.7 kg
−25 lb
−11.4 kg
−34 lb
−15.4 kg
140 lb
63.5 kg
−11 lb
−5 kg
−18 lb
−8.1 kg
−27 lb
−12.2 kg
−35 lb
−15.8 kg
150 lb
68 kg
−11 lb
−5 kg
−19 lb
−8.7 kg
−28 lb
−12.7 kg
−37 lb
−16.8 kg
160 lb
72.6 kg
−11 lb
−4.9 kg
−20 lb
−9.1 kg
−29 lb
−13.1 kg
−39 lb
−17.7 kg
170 lb
77.1 kg
−12 lb
−5.4 kg
−21 lb
−9.6 kg
−30 lb
−13.6 kg
−41 lb
−18.6 kg
180 lb
81.6 kg
−12 lb
−5.4 kg
−21 lb
−9.5 kg
−31 lb
−14.1 kg
−42 lb
−19.1 kg
190 lb
86.2 kg
−13 lb
−5.9 kg
−22 lb
−10 kg
−33 lb
−15 kg
−43 lb
−19.5 kg
200 lb
90.7 kg
−13 lb
−5.9 kg
−23 lb
−10.4 kg
−34 lb
−15.4 kg
−44 lb
−19.9 kg
210 lb
95.3 kg
−14 lb
−6.3 kg
−24 lb
−10.8 kg
−35 lb
−15.8 kg
−46 lb
−20.8 kg
220 lb
99.8 kg
−14 lb
−6.4 kg
−24 lb
−10.9 kg
−36 lb
−16.3 kg
−47 lb
−21.3 kg
230 lb
104.3 kg
−15 lb
−6.8 kg
−25 lb
−11.3 kg
−37 lb
−16.8 kg
−50 lb
−22.7 kg
240 lb
108.9 kg
−15 lb
−6.8 kg
−26 lb
−11.8 kg
−38 lb
−17.2 kg
−51 lb
−23.2 kg

Machine Preacher Curl and Incline Dumbbell Curls Exercises Used by This Calculator

This calculator uses a strict machine preacher curl and a strict bilateral incline dumbbell curl. Use strict canonical Machine Preacher Curl and Incline Dumbbell Curls tests. Do not mix variations, assistance, partial range, momentum, or different load conventions.

Use a strict, repeatable Machine Preacher Curl

Follow the individual Machine Preacher Curl calculator’s canonical setup, load convention, range of motion, and finish rules. Keep the same setup when retesting.

Enter one dumbbell and keep the torso on the incline bench

Enter the weight of one dumbbell, not the combined pair. Use two matched dumbbells, keep the torso supported and palms supinated, curl to a clear top, and return to the full lengthened bottom under control. Do not enter combined pair weight, standing or hammer curls, alternating rest-pause sets, shortened-bottom reps, shoulder-heave reps, or torso-lift reps.

Enter one recent Machine Preacher Curl result and one recent Incline Dumbbell Curls result

Use each exercise’s canonical input: Displayed machine or stack weight for Machine Preacher Curl and Weight of one dumbbell for Incline Dumbbell Curls.

  • Machine Preacher Curl — View the individual Machine Preacher Curl standards and next strength-level target.
  • Incline Dumbbell Curls — View the individual Incline Dumbbell Curls standards and next strength-level target.
  • Machine Biceps Curl — Use this related standards tool to compare a registry-approved neighboring exercise without mixing its result into this comparison.
  • Cable Preacher Curl — Use this related standards tool to compare a registry-approved neighboring exercise without mixing its result into this comparison.
  • Barbell Strict Curl — Use this related standards tool to compare a registry-approved neighboring exercise without mixing its result into this comparison.
  • Dumbbell Curls — Use this related standards tool to compare a registry-approved neighboring exercise without mixing its result into this comparison.
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