Quick answer
This page uses a published test for Idea 80 with 2 × Honda 2 x BF150D XDU/XCDU. In that table, the best published economy point is around 3.1 kn and 2.1 L/h.
Engine/configuration: 2 × Honda 2 x BF150D XDU/XCDU
Source: manufacturer test
Source: manufacturer test
Published fuel-burn table
| Speed kn | Fuel L/h | L/nm |
|---|---|---|
| 3.1 | 2.1 | 0.68 |
| 4.4 | 4.2 | 0.95 |
| 6.4 | 7.2 | 1.13 |
| 7.7 | 12.3 | 1.6 |
| 9.6 | 19.8 | 2.06 |
| 15 | 26 | 1.73 |
| 21.3 | 31 | 1.46 |
| 26.7 | 42 | 1.57 |
| 30.5 | 52 | 1.7 |
| 33.9 | 78.8 | 2.32 |
| 38 | 91.4 | 2.41 |
| 40.9 | 104 | 2.54 |
| 42 | 106.8 | 2.54 |
Calculate cost per mile
Use the calculator and change the fuel price. If you choose this boat in the picker, SkipperCalc adjusts fuel burn inside the tested speed range.