Honda BF100 PGM-FI vs Suzuki DF90 (Early 4-Stroke)
BF100 PGM-FI
DF90 (Early 4-Stroke)
| Spec | Honda BF100 PGM-FI | Suzuki DF90 (Early 4-Stroke) |
|---|---|---|
| Power & Performance | ||
| Horsepower | 100 HP | 90 HP |
| Displacement | 1496 cc | 1950 cc ← |
| Configuration | 4 Cyl / Inline | 4 Cyl / Inline |
| Weights & Dimensions | ||
| Dry Weight | 163 kg (359 lbs) ← | 189 kg (417 lbs) |
| Mechanical & Electrical | ||
| Gear Ratio | 2.33:1 | 2.59:1 |
| Alternator | 633 W ← | 388 W |
| Fuel Delivery | PGM-FI | EFI |
| Maintenance | ||
| Spark Plug | NGK IZFR6K-11E | NGK BKR6E |
| Engine Oil | Honda 10W-30 | 10W-40 FC-W |
Technical Comparison Analysis
Power & Displacement
Comparing the Honda BF100 PGM-FI and Suzuki DF90 (Early 4-Stroke) shows a displacement difference of 454cc. The Suzuki features a larger 1950cc 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 26kg 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.