Mercury 140hp (Inline-6 Tower of Power) vs Yamaha F130 EFI
140hp (Inline-6 Tower of Power)
F130 EFI
| Spec | Mercury 140hp (Inline-6 Tower of Power) | Yamaha F130 EFI |
|---|---|---|
| Power & Performance | ||
| Horsepower | 140 HP | 130 HP |
| Displacement | 1635 cc | 1832 cc ← |
| Configuration | 6 Cyl / Inline | 4 Cyl / Inline |
| Weights & Dimensions | ||
| Dry Weight | 138 kg (304 lbs) ← | 172 kg (379 lbs) |
| Mechanical & Electrical | ||
| Gear Ratio | 2.0 | 2.15:1 |
| Alternator | 201 W | 420 W ← |
| Fuel Delivery | Carbureted | EFI |
| Maintenance | ||
| Spark Plug | NGK BUHW | NGK LFR6A-11 |
| Engine Oil | TC-W3 2-Stroke | 10W-30 FC-W |
Technical Comparison Analysis
Power & Displacement
Comparing the Mercury 140hp (Inline-6 Tower of Power) and Yamaha F130 EFI shows a displacement difference of 197cc. The Yamaha features a larger 1832cc 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 Mercury is the lighter option at 138kg, offering a weight saving of 34kg 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 Yamaha offers the best charging performance with a 420W alternator. Choosing the right power-to-weight profile between these two 2-stroke engines depends heavily on your specific boat's displacement and daily power requirements.