
Peterbilt is one of the most reputable truck manufacturers in the world. The company produces a wide range of trucks for various industries, including the Peterbilt 379 and the Peterbilt 389. Both of these models are popular among truck enthusiasts, but which one should you choose? In this article, we’ll take a closer look at these two models and compare them based on their features, performance, and other factors.
Design and Features
The Peterbilt 379 was introduced in 1987 and remained in production until 2007. It’s known for its classic design and robust construction. The 379 has a long hood, a spacious cab, and a variety of features, including air conditioning, power windows, and cruise control. It’s also available with different engine options, ranging from the Caterpillar C15 to the Cummins ISX.
The Peterbilt 389, on the other hand, was introduced in 2006 as a replacement for the 379. It features a modern design with a sloped hood, a larger windshield, and a more aerodynamic body. The 389 also has a spacious cab with more headroom and legroom than the 379. It’s available with various engine options, including the PACCAR MX-13 and the Cummins X15.
Performance

When it comes to performance, both the Peterbilt 379 and the Peterbilt 389 are powerful and reliable trucks. The 379 is known for its excellent fuel economy and high torque output. It can handle heavy loads with ease and has a maximum horsepower of up to 625. The 389, on the other hand, has improved aerodynamics and better fuel efficiency than the 379. It also has a higher maximum horsepower of up to 565.
Both the Peterbilt 379 and the Peterbilt 389 are designed with the driver’s comfort and convenience in mind. The 379 has a spacious and comfortable cab with various amenities, including a refrigerator and a microwave. It also has a smooth ride and excellent handling, making it a popular choice for long-haul drivers.
The Peterbilt 389 takes comfort and convenience to the next level. It has a more spacious cab with a modern dashboard and advanced features, such as a navigation system and a rearview camera. The 389 also has a better suspension system and improved insulation, making it quieter and more comfortable than the 379.
Maintenance and Repair

Maintenance and repair are critical factors to consider when choosing a truck. The Peterbilt 379 has been around for a long time, and its parts are readily available in the market. It’s also relatively easy to repair and maintain, making it a cost-effective choice for truck owners.
The Peterbilt 389 is a newer model, and its parts may be more challenging to find. However, it’s designed with improved accessibility, making it easier to service and repair than the 379. It also has advanced diagnostic systems that can detect problems before they become more severe, reducing maintenance costs.
Cost
Finally, cost is an essential factor to consider when choosing between the Peterbilt 379 and the Peterbilt 389. The 379 is generally less expensive than the 389, making it a popular choice for those on a tight budget. However, the 389’s improved fuel efficiency and lower maintenance costs may offset its higher purchase price in the long run.