Suzuki DT140 vs Mercury 135hp (Inline-6 Tower of Power)

Suzuki

DT140

1995 · 140 HP · 2-Stroke
VS
Mercury

135hp (Inline-6 Tower of Power)

1978 · 135 HP · 2-Stroke
Spec Suzuki DT140 Mercury 135hp (Inline-6 Tower of Power)
Power & Performance
Horsepower 140 HP 135 HP
Displacement 1773 cc ← 1635 cc
Configuration 4 Cyl / Inline-4 6 Cyl / Inline
Weights & Dimensions
Dry Weight 165 kg (364 lbs) 135 kg (298 lbs) ←
Mechanical & Electrical
Gear Ratio 2.08 2.0
Alternator 280 W ← 201 W
Fuel Delivery Carbureted (Oil Injected) Carbureted
Maintenance
Spark Plug NGK BR8HS NGK BUHW
Engine Oil TC-W3 (50:1) TC-W3 2-Stroke

Technical Comparison Analysis

Power & Displacement

Comparing the Suzuki DT140 and Mercury 135hp (Inline-6 Tower of Power) shows a displacement difference of 138cc. The Suzuki features a larger 1773cc 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 135kg, offering a weight saving of 30kg 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 Suzuki offers the best charging performance with a 280W 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.