Mack Granite vs Peterbilt 567: Vocational Truck Showdown
Mack Granite
Average Score
Peterbilt 567
Average Score
Category Breakdown
Durability
Mack Granite winsThe Mack Granite was purpose-built for vocational abuse. Its frame rails, suspension, and drivetrain are designed to handle dump body impacts, mixer rotation, and heavy-haul stress day after day. The 567 is strong but the Granite's vocational DNA shows.
Power
Mack Granite winsBoth trucks offer excellent power options. The Granite's Mack MP8 engine paired with the mDRIVE HD transmission handles heavy loads and steep grades with authority. The 567's PACCAR MX-13 is similarly capable with strong low-end torque.
Upfit Flexibility
Mack Granite winsThe Granite's frame and PTO options are well-established with body builders, making upfit straightforward. Mack's Uptime Solutions program helps coordinate body installation. The 567 is also body-builder friendly but with slightly fewer established partnerships.
Cab Comfort
Peterbilt 567 winsThe 567 offers a more refined cab with better interior materials and lower noise levels. The Granite's cab is functional and improved in recent years but still feels more utilitarian than the Peterbilt.
Total Cost of Ownership
Mack Granite winsMack's vertically integrated drivetrain and strong vocational dealer expertise result in lower TCO for vocational applications. Single-source warranty coverage simplifies service and reduces downtime.
Score Summary
| Category | Mack Granite | Peterbilt 567 | Leader |
|---|---|---|---|
| Durability | 92 | 85 | Mack Granite |
| Power | 88 | 86 | Mack Granite |
| Upfit Flexibility | 85 | 82 | Mack Granite |
| Cab Comfort | 75 | 84 | Peterbilt 567 |
| Total Cost of Ownership | 84 | 80 | Mack Granite |
| Overall Average | 85 | 83 | Mack Granite |
Our Verdict
The Mack Granite wins for vocational applications where raw durability and purpose-built toughness matter most. Construction sites, quarries, and heavy-haul operations benefit from the Granite's no-nonsense approach to vocational trucking.
The Peterbilt 567 wins for operators who want vocational capability with a more refined driving experience. Its cab comfort makes it preferable for operators who spend long hours in the seat between job sites.
For pure vocational duty, the Granite is the industry standard for good reason.
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Published March 25, 2026