Endura

Dumbbell Z Press vs Plate Loaded Shoulder Press Strength Standards

Compare your dumbbell z press and plate loaded shoulder press 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.

Enter the canonical working weight and a whole number of strict repetitions for each exercise. Pounds and kilograms can be mixed. Use the combined weight of both dumbbells pressed from the floor-seated position and the total active plate-loaded machine resistance used for the overhead press. 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.

Dumbbell Z Press vs Plate Loaded Shoulder Press Strength Standards by Bodyweight

Use these tables to compare the estimated one-rep max required for the dumbbell z press and plate loaded shoulder press to reach the same strength level at each listed bodyweight. They show the targets used by the calculator—not a required difference between your dumbbell z press and plate loaded shoulder press.

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 Dumbbell Z Press / Plate Loaded Shoulder Press, 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 Dumbbell Z Press vs Plate Loaded Shoulder Press Standards

How to read the table: The first number is Dumbbell Z Press; the second is Plate Loaded Shoulder Press. 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
39 / 59 lb
17.7 / 26.8 kg
59 / 87 lb
26.8 / 39.5 kg
81 / 118 lb
36.7 / 53.5 kg
106 / 151 lb
48.1 / 68.5 kg
130 lb
59 kg
41 / 62 lb
18.6 / 28.1 kg
62 / 92 lb
28.1 / 41.7 kg
85 / 124 lb
38.6 / 56.2 kg
112 / 159 lb
50.8 / 72.1 kg
140 lb
63.5 kg
43 / 65 lb
19.5 / 29.5 kg
65 / 96 lb
29.5 / 43.5 kg
90 / 131 lb
40.8 / 59.4 kg
117 / 167 lb
53.1 / 75.7 kg
150 lb
68 kg
45 / 68 lb
20.4 / 30.8 kg
68 / 101 lb
30.8 / 45.8 kg
94 / 137 lb
42.6 / 62.1 kg
123 / 175 lb
55.8 / 79.4 kg
160 lb
72.6 kg
47 / 71 lb
21.3 / 32.2 kg
71 / 105 lb
32.2 / 47.6 kg
98 / 143 lb
44.5 / 64.9 kg
128 / 183 lb
58.1 / 83 kg
170 lb
77.1 kg
49 / 74 lb
22.2 / 33.6 kg
74 / 110 lb
33.6 / 49.9 kg
102 / 149 lb
46.3 / 67.6 kg
134 / 190 lb
60.8 / 86.2 kg
180 lb
81.6 kg
51 / 77 lb
23.1 / 34.9 kg
77 / 114 lb
34.9 / 51.7 kg
106 / 154 lb
48.1 / 69.9 kg
139 / 198 lb
63 / 89.8 kg
190 lb
86.2 kg
53 / 80 lb
24 / 36.3 kg
80 / 118 lb
36.3 / 53.5 kg
110 / 160 lb
49.9 / 72.6 kg
144 / 205 lb
65.3 / 93 kg
200 lb
90.7 kg
55 / 83 lb
24.9 / 37.6 kg
83 / 122 lb
37.6 / 55.3 kg
114 / 166 lb
51.7 / 75.3 kg
149 / 212 lb
67.6 / 96.2 kg
210 lb
95.3 kg
57 / 86 lb
25.9 / 39 kg
86 / 126 lb
39 / 57.2 kg
118 / 171 lb
53.5 / 77.6 kg
154 / 219 lb
69.9 / 99.3 kg
220 lb
99.8 kg
58 / 88 lb
26.3 / 39.9 kg
88 / 130 lb
39.9 / 59 kg
121 / 176 lb
54.9 / 79.8 kg
159 / 226 lb
72.1 / 102.5 kg
230 lb
104.3 kg
60 / 91 lb
27.2 / 41.3 kg
91 / 134 lb
41.3 / 60.8 kg
125 / 182 lb
56.7 / 82.6 kg
164 / 233 lb
74.4 / 105.7 kg
240 lb
108.9 kg
62 / 93 lb
28.1 / 42.2 kg
93 / 138 lb
42.2 / 62.6 kg
129 / 187 lb
58.5 / 84.8 kg
168 / 240 lb
76.2 / 108.9 kg
250 lb
113.4 kg
64 / 96 lb
29 / 43.5 kg
96 / 142 lb
43.5 / 64.4 kg
132 / 192 lb
59.9 / 87.1 kg
173 / 246 lb
78.5 / 111.6 kg
260 lb
117.9 kg
65 / 99 lb
29.5 / 44.9 kg
99 / 145 lb
44.9 / 65.8 kg
136 / 197 lb
61.7 / 89.4 kg
177 / 253 lb
80.3 / 114.8 kg
270 lb
122.5 kg
67 / 101 lb
30.4 / 45.8 kg
101 / 149 lb
45.8 / 67.6 kg
139 / 202 lb
63 / 91.6 kg
182 / 259 lb
82.6 / 117.5 kg
280 lb
127 kg
69 / 104 lb
31.3 / 47.2 kg
104 / 153 lb
47.2 / 69.4 kg
142 / 207 lb
64.4 / 93.9 kg
186 / 265 lb
84.4 / 120.2 kg
290 lb
131.5 kg
70 / 106 lb
31.8 / 48.1 kg
106 / 156 lb
48.1 / 70.8 kg
146 / 212 lb
66.2 / 96.2 kg
191 / 272 lb
86.6 / 123.4 kg
300 lb
136.1 kg
72 / 108 lb
32.7 / 49 kg
108 / 160 lb
49 / 72.6 kg
149 / 217 lb
67.6 / 98.4 kg
195 / 278 lb
88.5 / 126.1 kg

Women’s Dumbbell Z Press vs Plate Loaded Shoulder Press Standards

How to read the table: The first number is Dumbbell Z Press; the second is Plate Loaded Shoulder Press. 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
21 / 27 lb
9.5 / 12.2 kg
32 / 43 lb
14.5 / 19.5 kg
46 / 63 lb
20.9 / 28.6 kg
62 / 85 lb
28.1 / 38.6 kg
110 lb
49.9 kg
22 / 29 lb
10 / 13.2 kg
34 / 46 lb
15.4 / 20.9 kg
49 / 67 lb
22.2 / 30.4 kg
66 / 90 lb
29.9 / 40.8 kg
120 lb
54.4 kg
23 / 31 lb
10.4 / 14.1 kg
36 / 49 lb
16.3 / 22.2 kg
52 / 72 lb
23.6 / 32.7 kg
70 / 96 lb
31.8 / 43.5 kg
130 lb
59 kg
25 / 33 lb
11.3 / 15 kg
38 / 52 lb
17.2 / 23.6 kg
55 / 75 lb
24.9 / 34 kg
74 / 101 lb
33.6 / 45.8 kg
140 lb
63.5 kg
26 / 34 lb
11.8 / 15.4 kg
40 / 54 lb
18.1 / 24.5 kg
57 / 79 lb
25.9 / 35.8 kg
77 / 106 lb
34.9 / 48.1 kg
150 lb
68 kg
27 / 36 lb
12.2 / 16.3 kg
42 / 57 lb
19.1 / 25.9 kg
60 / 83 lb
27.2 / 37.6 kg
81 / 111 lb
36.7 / 50.3 kg
160 lb
72.6 kg
28 / 38 lb
12.7 / 17.2 kg
44 / 60 lb
20 / 27.2 kg
63 / 87 lb
28.6 / 39.5 kg
85 / 116 lb
38.6 / 52.6 kg
170 lb
77.1 kg
29 / 39 lb
13.2 / 17.7 kg
46 / 62 lb
20.9 / 28.1 kg
65 / 90 lb
29.5 / 40.8 kg
88 / 121 lb
39.9 / 54.9 kg
180 lb
81.6 kg
30 / 41 lb
13.6 / 18.6 kg
47 / 64 lb
21.3 / 29 kg
68 / 94 lb
30.8 / 42.6 kg
91 / 125 lb
41.3 / 56.7 kg
190 lb
86.2 kg
32 / 42 lb
14.5 / 19.1 kg
49 / 67 lb
22.2 / 30.4 kg
70 / 97 lb
31.8 / 44 kg
95 / 130 lb
43.1 / 59 kg
200 lb
90.7 kg
33 / 44 lb
15 / 20 kg
51 / 69 lb
23.1 / 31.3 kg
73 / 101 lb
33.1 / 45.8 kg
98 / 134 lb
44.5 / 60.8 kg
210 lb
95.3 kg
34 / 45 lb
15.4 / 20.4 kg
53 / 71 lb
24 / 32.2 kg
75 / 104 lb
34 / 47.2 kg
101 / 139 lb
45.8 / 63 kg
220 lb
99.8 kg
35 / 46 lb
15.9 / 20.9 kg
54 / 74 lb
24.5 / 33.6 kg
77 / 107 lb
34.9 / 48.5 kg
105 / 143 lb
47.6 / 64.9 kg
230 lb
104.3 kg
36 / 48 lb
16.3 / 21.8 kg
56 / 76 lb
25.4 / 34.5 kg
80 / 110 lb
36.3 / 49.9 kg
108 / 148 lb
49 / 67.1 kg
240 lb
108.9 kg
37 / 49 lb
16.8 / 22.2 kg
57 / 78 lb
25.9 / 35.4 kg
82 / 114 lb
37.2 / 51.7 kg
111 / 152 lb
50.3 / 68.9 kg

How Your Dumbbell Z Press vs Plate Loaded Shoulder Press 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 dumbbell z press strength level

The standards use the sex-specific thresholds from the individual Dumbbell Z Press 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 plate loaded shoulder press strength level

The standards use the sex-specific thresholds from the individual Plate Loaded Shoulder Press 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.

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 dumbbell z pressUse the canonical estimated max and adjust targets to exact bodyweight with the approved two-thirds rule.
Rate the plate loaded shoulder pressUse the canonical estimated max and adjust targets to exact bodyweight with the approved 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 Dumbbell Z Press and Plate Loaded Shoulder Press 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 plate loaded shoulder press standard is higher; below zero means the dumbbell z press 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.

Plate Loaded Shoulder Press target is higher4 strength levels

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

Elite difference45 → 83 lb

20.4 → 37.6 kg from 120 to 300 lb bodyweight.

How men’s dumbbell z press and plate loaded shoulder press standards differ by bodyweightFour colored lines show the difference in pounds between the plate loaded shoulder press and dumbbell z press standards at Novice, Intermediate, Advanced, and Elite. Zero means the two standards are equal. Above zero means the plate loaded shoulder press standard is higher. Below zero means the dumbbell z press standard is higher.NoviceIntermediateAdvancedElite0+20+40+60+80+100120140160180200220240260280300Bodyweight (lb)Difference between standards (lb)

How to read the table: Every number is the plate loaded shoulder press standard minus the dumbbell z press standard. A plus sign means the plate loaded shoulder press standard is higher. A minus sign means the dumbbell z press standard is higher.

BodyweightNoviceIntermediateAdvancedElite
120 lb
54.4 kg
+20 lb
+9.1 kg
+28 lb
+12.7 kg
+37 lb
+16.8 kg
+45 lb
+20.4 kg
130 lb
59 kg
+21 lb
+9.5 kg
+30 lb
+13.6 kg
+39 lb
+17.6 kg
+47 lb
+21.3 kg
140 lb
63.5 kg
+22 lb
+10 kg
+31 lb
+14 kg
+41 lb
+18.6 kg
+50 lb
+22.6 kg
150 lb
68 kg
+23 lb
+10.4 kg
+33 lb
+15 kg
+43 lb
+19.5 kg
+52 lb
+23.6 kg
160 lb
72.6 kg
+24 lb
+10.9 kg
+34 lb
+15.4 kg
+45 lb
+20.4 kg
+55 lb
+24.9 kg
170 lb
77.1 kg
+25 lb
+11.4 kg
+36 lb
+16.3 kg
+47 lb
+21.3 kg
+56 lb
+25.4 kg
180 lb
81.6 kg
+26 lb
+11.8 kg
+37 lb
+16.8 kg
+48 lb
+21.8 kg
+59 lb
+26.8 kg
190 lb
86.2 kg
+27 lb
+12.3 kg
+38 lb
+17.2 kg
+50 lb
+22.7 kg
+61 lb
+27.7 kg
200 lb
90.7 kg
+28 lb
+12.7 kg
+39 lb
+17.7 kg
+52 lb
+23.6 kg
+63 lb
+28.6 kg
210 lb
95.3 kg
+29 lb
+13.1 kg
+40 lb
+18.2 kg
+53 lb
+24.1 kg
+65 lb
+29.4 kg
220 lb
99.8 kg
+30 lb
+13.6 kg
+42 lb
+19.1 kg
+55 lb
+24.9 kg
+67 lb
+30.4 kg
230 lb
104.3 kg
+31 lb
+14.1 kg
+43 lb
+19.5 kg
+57 lb
+25.9 kg
+69 lb
+31.3 kg
240 lb
108.9 kg
+31 lb
+14.1 kg
+45 lb
+20.4 kg
+58 lb
+26.3 kg
+72 lb
+32.7 kg
250 lb
113.4 kg
+32 lb
+14.5 kg
+46 lb
+20.9 kg
+60 lb
+27.2 kg
+73 lb
+33.1 kg
260 lb
117.9 kg
+34 lb
+15.4 kg
+46 lb
+20.9 kg
+61 lb
+27.7 kg
+76 lb
+34.5 kg
270 lb
122.5 kg
+34 lb
+15.4 kg
+48 lb
+21.8 kg
+63 lb
+28.6 kg
+77 lb
+34.9 kg
280 lb
127 kg
+35 lb
+15.9 kg
+49 lb
+22.2 kg
+65 lb
+29.5 kg
+79 lb
+35.8 kg
290 lb
131.5 kg
+36 lb
+16.3 kg
+50 lb
+22.7 kg
+66 lb
+30 kg
+81 lb
+36.8 kg
300 lb
136.1 kg
+36 lb
+16.3 kg
+52 lb
+23.6 kg
+68 lb
+30.8 kg
+83 lb
+37.6 kg

How Women’s Dumbbell Z Press and Plate Loaded Shoulder Press Standards Differ

What the women’s data shows:

Novice closest match100 lb

The standards come closest at 100 lb.

Plate Loaded Shoulder Press target is higher4 strength levels

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

Elite difference23 → 41 lb

10.5 → 18.6 kg from 100 to 240 lb bodyweight.

How women’s dumbbell z press and plate loaded shoulder press standards differ by bodyweightFour colored lines show the difference in pounds between the plate loaded shoulder press and dumbbell z press standards at Novice, Intermediate, Advanced, and Elite. Zero means the two standards are equal. Above zero means the plate loaded shoulder press standard is higher. Below zero means the dumbbell z press standard is higher.NoviceIntermediateAdvancedElite0+10+20+30+40+50100120140160180200220240Bodyweight (lb)Difference between standards (lb)

How to read the table: Every number is the plate loaded shoulder press standard minus the dumbbell z press standard. A plus sign means the plate loaded shoulder press standard is higher. A minus sign means the dumbbell z press standard is higher.

BodyweightNoviceIntermediateAdvancedElite
100 lb
45.4 kg
+6 lb
+2.7 kg
+11 lb
+5 kg
+17 lb
+7.7 kg
+23 lb
+10.5 kg
110 lb
49.9 kg
+7 lb
+3.2 kg
+12 lb
+5.5 kg
+18 lb
+8.2 kg
+24 lb
+10.9 kg
120 lb
54.4 kg
+8 lb
+3.7 kg
+13 lb
+5.9 kg
+20 lb
+9.1 kg
+26 lb
+11.7 kg
130 lb
59 kg
+8 lb
+3.7 kg
+14 lb
+6.4 kg
+20 lb
+9.1 kg
+27 lb
+12.2 kg
140 lb
63.5 kg
+8 lb
+3.6 kg
+14 lb
+6.4 kg
+22 lb
+9.9 kg
+29 lb
+13.2 kg
150 lb
68 kg
+9 lb
+4.1 kg
+15 lb
+6.8 kg
+23 lb
+10.4 kg
+30 lb
+13.6 kg
160 lb
72.6 kg
+10 lb
+4.5 kg
+16 lb
+7.2 kg
+24 lb
+10.9 kg
+31 lb
+14 kg
170 lb
77.1 kg
+10 lb
+4.5 kg
+16 lb
+7.2 kg
+25 lb
+11.3 kg
+33 lb
+15 kg
180 lb
81.6 kg
+11 lb
+5 kg
+17 lb
+7.7 kg
+26 lb
+11.8 kg
+34 lb
+15.4 kg
190 lb
86.2 kg
+10 lb
+4.6 kg
+18 lb
+8.2 kg
+27 lb
+12.2 kg
+35 lb
+15.9 kg
200 lb
90.7 kg
+11 lb
+5 kg
+18 lb
+8.2 kg
+28 lb
+12.7 kg
+36 lb
+16.3 kg
210 lb
95.3 kg
+11 lb
+5 kg
+18 lb
+8.2 kg
+29 lb
+13.2 kg
+38 lb
+17.2 kg
220 lb
99.8 kg
+11 lb
+5 kg
+20 lb
+9.1 kg
+30 lb
+13.6 kg
+38 lb
+17.3 kg
230 lb
104.3 kg
+12 lb
+5.5 kg
+20 lb
+9.1 kg
+30 lb
+13.6 kg
+40 lb
+18.1 kg
240 lb
108.9 kg
+12 lb
+5.4 kg
+21 lb
+9.5 kg
+32 lb
+14.5 kg
+41 lb
+18.6 kg

Dumbbell Z Press and Plate Loaded Shoulder Press Exercises Used by This Calculator

This calculator uses a strict dumbbell z press test and a strict plate loaded shoulder press test. Use strict canonical Dumbbell Z Press and Plate Loaded Shoulder Press tests. Do not mix variations, assistance, partial range, momentum, or different load conventions.

Use the canonical Dumbbell Z Press setup and load convention

the combined weight of both dumbbells pressed from the floor-seated position strict paired-dumbbell Z press reps press both dumbbells overhead from a floor-seated position, keep the trunk tall, lock out under control, and avoid leaning back, wall support, leg drive, or bounced reps Consistent setup, range, and finish quality across the entered set No substituted exercise or assisted reps

Use the canonical Plate Loaded Shoulder Press setup and load convention

the total active plate-loaded machine resistance used for the overhead press valid bilateral machine shoulder press reps press the machine handles overhead without leg drive, partial lockout, per-side entry errors, chest-press substitution, seat drift, or bounced returns Consistent setup, range, and finish quality across the entered set No substituted exercise or assisted reps

Enter one recent Dumbbell Z Press result and one recent Plate Loaded Shoulder Press result

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

  • Dumbbell Z Press — View the individual Dumbbell Z Press standards and next strength-level target.
  • Plate Loaded Shoulder Press — View the individual Plate Loaded Shoulder Press standards and next strength-level target.
  • Barbell Z Press — Use this related standards tool to compare a registry-approved neighboring exercise without mixing its result into this comparison.
  • Seated Dumbbell Overhead Press — Use this related standards tool to compare a registry-approved neighboring exercise without mixing its result into this comparison.
  • Standing Dumbbell Overhead Press — Use this related standards tool to compare a registry-approved neighboring exercise without mixing its result into this comparison.
  • Arnold Press — Use this related standards tool to compare a registry-approved neighboring exercise without mixing its result into this comparison.
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