Yamaha F80 (Early 4-Stroke) vs Honda BF75 PGM-FI
F80 (Early 4-Stroke)
BF75 PGM-FI
| Spec | Yamaha F80 (Early 4-Stroke) | Honda BF75 PGM-FI |
|---|---|---|
| Power & Performance | ||
| Horsepower | 80 HP | 75 HP |
| Displacement | 1596 cc ← | 1496 cc |
| Configuration | 4 Cyl / Inline | 4 Cyl / Inline |
| Weights & Dimensions | ||
| Dry Weight | 168 kg (370 lbs) | 163 kg (359 lbs) ← |
| Mechanical & Electrical | ||
| Gear Ratio | 2.31 | 2.33:1 |
| Alternator | 288 W | 633 W ← |
| Fuel Delivery | EFI | PGM-FI |
| Maintenance | ||
| Spark Plug | NGK LFR6A-11 | NGK ZFR6K-9E |
| Engine Oil | Yamalube 4-M | 10W-30 FC-W |
Technical Comparison Analysis
Power & Displacement
Comparing the Yamaha F80 (Early 4-Stroke) and Honda BF75 PGM-FI shows a displacement difference of 100cc. The Yamaha features a larger 1596cc block, which typically provides superior low-end torque and better hole-shot performance when pushing heavy loads or reaching planning speeds.
Weight & Rigging
In terms of transom weight, the Honda is the lighter option at 163kg, offering a weight saving of 5kg over its competitor. This weight reduction is critical for smaller hulls or boats with limited transom capacity where every kilogram affects the center of gravity and drainage efficiency.
Electrical & Features
For boats equipped with modern electronics, sonar, and shallow-water anchors, the Honda offers the best charging performance with a 633W alternator. Choosing the right power-to-weight profile between these two 4-stroke engines depends heavily on your specific boat's displacement and daily power requirements.