Johnson 140hp (4-Stroke) vs Yamaha F130 EFI
140hp (4-Stroke)
F130 EFI
| Spec | Johnson 140hp (4-Stroke) | Yamaha F130 EFI |
|---|---|---|
| Power & Performance | ||
| Horsepower | 140 HP | 130 HP |
| Displacement | 2044 cc ← | 1832 cc |
| Configuration | 4 Cyl / Inline | 4 Cyl / Inline |
| Weights & Dimensions | ||
| Dry Weight | 189 kg (417 lbs) | 172 kg (379 lbs) ← |
| Mechanical & Electrical | ||
| Gear Ratio | 2.59:1 | 2.15:1 |
| Alternator | 504 W ← | 420 W |
| Fuel Delivery | EFI | EFI |
| Maintenance | ||
| Spark Plug | NGK BKR6E | NGK LFR6A-11 |
| Engine Oil | 10W-30 Marine | 10W-30 FC-W |
Technical Comparison Analysis
Power & Displacement
Comparing the Johnson 140hp (4-Stroke) and Yamaha F130 EFI shows a displacement difference of 212cc. The Johnson features a larger 2044cc 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 Yamaha is the lighter option at 172kg, offering a weight saving of 17kg 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 Johnson offers the best charging performance with a 504W 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.