Engine Dimension Comparsion
Dimension of model- and high-power-rocketry engines (in comparsion to each other and with a human person):
| Motortype Size | dimensions (mm) |
| Micro Maxx | 6 x 26 |
| A | 10,5 x 38 + 10,5 x 57 + 18 x 70 |
| B | 18 x 50 + 10,5 x 88 + 18 x 70 |
| Held-1000 | 15 x 95 |
| C | 18 x 50 + 18 x 70 + 24 x 70 |
| D | 18 x 70 + 18 x 77 + 24 x 70 |
| E | 24 x 70 + 24 x 95 + 24 x 102 + 29 x 124 |
| Held-5000 | 25 x 92 |
| F | 24 x 70 bis 24 x 140, 32 x 107 |
| G | 29 x 98, 24 x 177 bis 38 x 407 |
| H | 29 x 191, 38 x 172 bis 38 x 712 |
| I | 38 x 152, 29 x 333 bis 54 x 645, 38 x 991 |
| J | 54 x 230, 38 x 384 bis 81 x 552, 38 x 1219 |
| K | 75 x 368, 54 x 649 bis 98 x 665, 64 x 1066 |
| L | 75 x 368, 54 x 649 bis 98 x 1524 |
| M | 75 x 665 bis 75 x 1524, 69 x 1820 |
| N | 98 x 1010 + 98 x 1201 |
| O | 161 x 803 + 156 x 1828 |
Manufacturers shown/Size:
| MicroMaxx | Quest Aerospace |
| Held-1000/5000 | Weco |
| A - D | Aerotech, Apogee, Estes, Quest Aerospace |
| E - O | Aerotech, Animal Motor Works, Cesaroni, Contrail, Ellis Moutain Rocket Works., Estes, Hypertek, Loki Research, Public Missiles Ltd., RATT Works Precision Rocket Motors, Rocketvision, Sky Ripper, West Coast Hybrids |
Retail price each: From ~ 1 Euro (MicroMaxx, Held-1000) to ~ 2000 Euro (O-Motor)
Source of engine sizes: http://www.nar.org/SandT/pdf/CombinedList.pdf
Text and graphics: Stefan Muenster