
Strength Level Calculator
Barbell Spider Curl Strength Standards
For a 30-year-old 80 kg (176 lb) man, an intermediate Barbell Spider Curl is about 35 kg (77 lb) and advanced is about 54 kg. For a 60 kg (132 lb) woman, intermediate is about 23 kg and advanced about 34 kg. Enter your own numbers below to see your level.
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Barbell Spider Curl strength standards by bodyweight
| Bodyweight | Beginner | Novice | Intermediate | Advanced | Elite |
|---|---|---|---|---|---|
| 60 kg · 132 lb | 4 kg · 8 lb | 9 kg · 21 lb | 26 kg · 58 lb | 43 kg · 95 lb | 70 kg · 154 lb |
| 70 kg · 154 lb | 5 kg · 12 lb | 12 kg · 27 lb | 31 kg · 67 lb | 49 kg · 108 lb | 77 kg · 169 lb |
| 80 kg · 176 lb | 7 kg · 16 lb | 15 kg · 34 lb | 35 kg · 76 lb | 54 kg · 119 lb | 83 kg · 183 lb |
| 90 kg · 198 lb | 9 kg · 20 lb | 18 kg · 40 lb | 39 kg · 85 lb | 59 kg · 130 lb | 89 kg · 196 lb |
| 100 kg · 220 lb | 11 kg · 24 lb | 21 kg · 46 lb | 42 kg · 93 lb | 64 kg · 140 lb | 95 kg · 208 lb |
| 110 kg · 243 lb | 12 kg · 28 lb | 23 kg · 52 lb | 46 kg · 101 lb | 68 kg · 150 lb | 100 kg · 219 lb |
| 120 kg · 265 lb | 14 kg · 31 lb | 26 kg · 57 lb | 49 kg · 108 lb | 72 kg · 158 lb | 104 kg · 230 lb |
| Bodyweight | Beginner | Novice | Intermediate | Advanced | Elite |
|---|---|---|---|---|---|
| 50 kg · 110 lb | 5 kg · 11 lb | 10 kg · 22 lb | 21 kg · 45 lb | 31 kg · 69 lb | 47 kg · 103 lb |
| 60 kg · 132 lb | 6 kg · 13 lb | 12 kg · 26 lb | 23 kg · 51 lb | 34 kg · 76 lb | 51 kg · 111 lb |
| 70 kg · 154 lb | 7 kg · 16 lb | 13 kg · 30 lb | 25 kg · 56 lb | 37 kg · 82 lb | 54 kg · 119 lb |
| 80 kg · 176 lb | 8 kg · 18 lb | 15 kg · 33 lb | 27 kg · 60 lb | 40 kg · 87 lb | 57 kg · 125 lb |
| 90 kg · 198 lb | 9 kg · 21 lb | 16 kg · 36 lb | 29 kg · 64 lb | 42 kg · 93 lb | 60 kg · 131 lb |
Standards are estimates from Lyfta's strength model for a 30-year-old lifter, showing the one-rep max at each level. Beginner = stronger than 5% of lifters, Novice 34%, Intermediate 50%, Advanced 84%, Elite 95%.
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Strength level calculatorFrequently asked questions
- How do I calculate my Barbell Spider Curl strength level?
- Enter your Barbell Spider Curl one-rep max, plus your age, bodyweight, and gender. The Lyfta strength level calculator compares that lift with other lifters and ranks you from beginner to elite.
- What is the average Barbell Spider Curl weight?
- The median (intermediate) Barbell Spider Curl one-rep max is about 35 kg for an 80 kg man and about 23 kg for a 60 kg woman, based on Lyfta's strength standards model.
- What is a good Barbell Spider Curl for my bodyweight?
- For a 30-year-old 80 kg (176 lb) man, Lyfta's standards put an intermediate Barbell Spider Curl at about 35 kg (77 lb) and advanced at about 54 kg (119 lb). For a 60 kg (132 lb) woman, intermediate is about 23 kg (51 lb) and advanced about 34 kg (75 lb). The table on this page shows other bodyweights.
- What do beginner, novice, intermediate, advanced, and elite mean?
- They are percentile bands for lifters at your age and bodyweight. Beginner is stronger than about 5% of lifters, intermediate is around the median, advanced is stronger than about 84%, and elite is stronger than about 95%.
- How are Lyfta strength standards calculated?
- Lyfta uses statistical strength models built from lifter data. Your one-rep max is compared with the expected distribution for that exercise at the age, bodyweight, and gender you enter.











