Castle Creations Mamba 2054
| Prop | Volts | Amps | rpm | thrust(g) | Watts | Efficiency |
| Geared 5.33:1 @ 6V | ||||||
| none | 6.0 | .65 | 6050 | - | 3.9 | - |
| GWS EP8060 | 6.0 | 5.2 | 5530 | 265 | 30.9 | 77% |
| GWS EP9047 | 6.0 | 5.4 | 5469 | 309 | 32.4 | 77% |
| GWS EP9070 | 6.0 | 9.1 | 5030 | 384 | 41.0 | 75% |
| GWS EP1047 | 6.0 | 9.8 | 4965 | 483 | 58.5 | 75% |
| GWS EP1080 | 6.0 | 12.6 | 4602 | 500 | 75.3 | 72% |
| Geared 5.33:1, PQ-1500-2S | ||||||
| none | 8.0 | 0.7 | - | - | 5.6 | - |
| GWS EP6050 | 7.7 | 3.0 | 7351 | 139 | 23.0 | 73% |
| GWS EP8043 | 7.4 | 4.8 | 6880 | 295 | 35.5 | 78% |
| GWS EP7060 | 7.3 | 5.5 | 6676 | 264 | 39.8 | 78% |
| GWS EP8060 | 7.2 | 7.0 | 6377 | 358 | 50.4 | 78% |
| GWS EP9047 | 7.2 | 7.1 | 6321 | 419 | 50.4 | 78% |
| GWS EP9070 | 6.9 | 10.9 | 5600 | 462 | 74.3 | 75% |
| GWS EP1047 | 6.8 | 11.5 | 5448 | 590 | 78.2 | 74% |
| GWS EP1147 | 6.9 | 13.9 | 5223 | 690 | 94.9 | 73% |
| GWS EP1080 | 6.8 | 14.7 | 5009 | 584 | 99.2 | 72% |
| GWS EP1080X4 | 6.7 | 16.4 | 4640 | 637 | 109 | 68% |
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