Honda BF2.3 Portable vs Tohatsu MFS2.5
BF2.3 Portable
MFS2.5
| Spec | Honda BF2.3 Portable | Tohatsu MFS2.5 |
|---|---|---|
| Power & Performance | ||
| Horsepower | 2.3 HP | 2.5 HP |
| Displacement | 57 cc | 85 cc ← |
| Configuration | 1 Cyl / Inline | 1 Cyl / Inline |
| Weights & Dimensions | ||
| Dry Weight | 13 kg (29 lbs) ← | 18.4 kg (41 lbs) |
| Mechanical & Electrical | ||
| Gear Ratio | 2.42:1 | 2.15:1 |
| Alternator | 0 W | 0 W |
| Fuel Delivery | Carbureted | Carbureted |
| Maintenance | ||
| Spark Plug | NGK LR4C-E | NGK DCPR6E |
| Engine Oil | 10W-30 FC-W | 10W-30 FC-W |
Technical Comparison Analysis
Power & Displacement
Comparing the Honda BF2.3 Portable and Tohatsu MFS2.5 shows a displacement difference of 28cc. The Tohatsu features a larger 85cc 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 13kg, offering a weight saving of 5.399999999999999kg 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 Tohatsu offers the best charging performance with a 0W 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.