VGT Series vs Yanmar 6LY3 Series – How do we compare?

 

 

The VGT Series of marine engines is MarineDiesel’s flagship product. We originally aimed to make the lightest, most powerful, most reliable engine available in the market, and we succeeded where others have not.

So, how does the VGT Series compare to others?

Price:

MarineDiesel VGT: Mid-range

Yanmar 6LY3: Inexpensive to Mid-range

*Price will vary greatly based on many factors, including import duties and dealer markups, but in general

 

Cost of Spares:

MarineDiesel VGT: Mid-range

Yanmar 6LY3: Expensive

 

 

Rating:

MarineDiesel VGT: Commercial / Military Medium to Heavy use

Yanmar 6LY3: Recreational

 

Engine Block:

MarineDiesel VGT: V-8

Yanmar 6LY3: Inline 6

*Inline cylinder arrangements tend to produce higher levels of vibration

 

Weight:

MarineDiesel VGT: 500 kg

Yanmar 6LY3:640 kg

 

Fuel Consumption:

MarineDiesel VGT: Max 220 g / kWh

Yanmar 6LY3: Max 221 g/kWh

 

Curves:

MD VGT 450 Power and Torque Curves

MD VGT 450 Power and Torque Curves

MD VGT450 Fuel Curve

MD VGT450 Fuel Curve

Yanmar 6LY3 ETP Power, Torque, and Fuel Curves

Yanmar 6LY3 ETP Power, Torque, and Fuel Curves