| Material | Density (g/cm³) | Tensile strength (GPa) | Elastic modulus (GPa) |
| Steel re-bar | 7.85 | 0.5 | 210 |
| A-glass | 2.46 | 3.31 | 69 |
| C-glass | 2.46 | 3.31 | 69 |
| E-glass | 2.6 | 3.45 | 76 |
| S-2 glass | 2.49 | 4.83 | 97 |
| Silicon | 2.16 | 0.206-0.412 | – |
| Quartz | 2.2 | 0.3438 | – |
| Carbon fiber (large) | 1.74 | 3.62 | 228 |
| Carbon fiber (medium) | 1.8 | 5.1 | 241 |
| Carbon fiber (small) | 1.8 | 6.21 | 297 |
| Kevlar K-29 | 1.44 | 3.62 | 41.4 |
| Kevlar K-149 | 1.47 | 3.48 | – |
| Polypropylene | 0.91 | 0.27-0.65 | 38 |
| Polyacrylonit | 1.18 | 0.50-0.91 | 75 |
| Basalt fiber | 2.65 | 4.15-4.80 | 100-110 |