Mercury SeaPro 55hp vs Evinrude 50hp (4-Stroke)
SeaPro 55hp
50hp (4-Stroke)
| Spec | Mercury SeaPro 55hp | Evinrude 50hp (4-Stroke) |
|---|---|---|
| Power & Performance | ||
| Horsepower | 55 HP | 50 HP |
| Displacement | 967 cc ← | 815 cc |
| Configuration | 2 Cyl / Inline-3 | 3 Cyl / Inline |
| Weights & Dimensions | ||
| Dry Weight | 100 kg (221 lbs) ← | 109 kg (240 lbs) |
| Mechanical & Electrical | ||
| Gear Ratio | 1.64 | 2.27:1 |
| Alternator | 210 W | 216 W ← |
| Fuel Delivery | EFI | EFI |
| Maintenance | ||
| Spark Plug | NGK BP8H-N-10 | NGK DCPR6E |
| Engine Oil | 10W-30 Marine | |
Technical Comparison Analysis
Power & Displacement
Comparing the Mercury SeaPro 55hp and Evinrude 50hp (4-Stroke) shows a displacement difference of 152cc. The Mercury features a larger 967cc 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 100kg, offering a weight saving of 9kg 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 Evinrude offers the best charging performance with a 216W 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.