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3.0L Duramax Diesel Engine vs. 5.3L V8 Engine

2021 Chevy Silverado 1500
3.0L Duramax Diesel Engine

vs.

5.3L V8 Gasoline Engine
Combustion

Engine Classification

Combustion
277 hp

Horsepower

355 hp
460 lb-ft

Torque

383 lb-ft
No

Spark Plugs

Yes
9,300 lbs

Max. Towing Capacity

11,600 lbs
23/33 city/hwy mpg

Estimated Fuel Efficiency

17/23 city/hwy mpg

Compare two of GM’s most popular truck engines found in models like the Chevy Silverado HD and GMC Sierra 1500 now with the experts from Hamby Automotive Network, and you’ll be in a better position to purchase a perfectly equipped truck for your unique needs in Perry from us here at Hamby Automotive Network! So, what’re the perks of GM’s 3.0L Duramax diesel engine vs. 5.3L gas V8? Read on or contact us to find out more! Either engine makes a fantastic choice, depending on what exactly your needs are. So let’s go over the benefits of each now!

3.0L Diesel vs. 5.3L Gas V8: Engine Classification & Type

It’s fairly common knowledge around Macon and Warner Robins — especially with truck enthusiasts like you — that diesel engines are generally more efficient than their gas counterparts and do not require spark plugs. On the other hand, gas engines are often more powerful and can also tow more. That said, each type of engine serves a purpose, and neither is better than the other.

Curious to learn more about gas vs. diesel engines in general? Car and Driver has the details here. Meanwhile, read more about key differences between GM’s 3.0L diesel and 5.3L gas V8 below.

3.0L Diesel vs. 5.3L Gas V8: Power & Torque

When you compare these two segment-stalwart engines with regard to power and torque, you’ll quickly see that the diesel engine and gas engine differ in the following ways:

  • 5.3L V8 – Horsepower: 355 hp
  • 3.0L Turbo Diesel 6-Cylinder – Horsepower: 277 hp
  • 5.3L V8 – Torque: 383 lb-ft
  • 3.0L Turbo Diesel 6-Cylinder – Torque: 460 lb-ft
  • 5.3L V8 – RWD Efficiency: Up to an estimated 17/23 city/hwy mpg
  • 3.0L Turbo Diesel 6-Cylinder – RWD Efficiency: Up to an estimated 23/33 city/hwy mpg

3.0L Diesel vs. 5.3L Gas V8: Towing & Hauling

Wondering how much you can tow with GM’s 3.0L 6-cylinder diesel engine compared to its 5.3L V8 gas engine? Here’s what you need to know:

  • 5.3L V8 Max. Towing Capacity: 11,600 lbs.
  • 3.0L 6-Cylinder Diesel Max. Towing Capacity: 9,300 lbs.

Need more towing capacity? It should be noted that there are other GM engines available, including a 6.2L gas V8 engine that can tow up to 13,400 pounds. Meanwhile, the engine that comes standard in most generations of Chevy Silverado 1500 and GMC Sierra 1500, a 4.3L EcoTec V6, makes 285 hp and 305 lb-ft of torque and can tow up to around 7,900 pounds. 

Purchase Your Next Gas or Diesel Truck from Hamby Automotive Network!

Ready to shop for your next new Chevy or GMC pickup truck for sale near Macon or Cordele? Hamby Automotive Network has what you need in-stock today! Browse our new vehicles to find what you need.

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