| ACSM METs3 | Level | Speed (mph) | Shuttles |
| 3.2 | 1 | 1.12 | 1 to 3 |
| 3.4 | 2 | 1.50 | 4 to 7 |
| 3.6 | 3 | 1.88 | 8 to 12 |
| 3.9 | 4 | 2.26 | 13 to 18 |
| 4.2 | 5 | 2.64 | 19 to 25 |
| 4.6 | 6 | 3.02 | 26 to 33 |
| 5.0 | 7 | 3.40 | 34 to 42 |
| 5.5 | 8 | 3.78 | 43 to 52 |
| 6.0 | 9 | 4.16 | 53 to 63 |
| 6.6 | 10 | 4.54 | 64 to 75 |
| 7.1 | 11 | 4.92 | 76 to 88 |
| 7.7 | 12 | 5.30 | 89 to 102 |