Choose the Peterbilt 579 for OTR driver comfort — its 80" sleeper options exceed the Mack Pinnacle's 70" maximum.
| Spec | Mack Pinnacle 296 available · from $21,995 | Peterbilt 579 1489 available · from $19,999 |
|---|---|---|
| Engine Options | ||
| Engine options | Cummins Westport ISX12 G, Mack MP7, Mack MP8, Mack MP8HE | PACCAR MX-13, PACCAR MX-11 |
| Horsepower range | NaN–NaN hp | 355–510 hp |
| Peak torque | — | 1,850 lb-ft |
| Weight Ratings | ||
| GVWR (max) | — | — |
| GCWR | — | — |
| Transmission Options | ||
| Transmissions | Mack mDRIVE, Mack mDRIVE HD, Mack Maxitorque ES T300 | PACCAR 12-Speed Automated Transmission |
| Dimensions | ||
| Wheelbase options | 0 options (undefined"–undefined") | 0 options (undefined"–undefined") |
| Sleeper sizes | ||
Choose the Peterbilt 579 for OTR driver comfort — its 80" sleeper options exceed the Mack Pinnacle's 70" maximum.
Both the Mack Pinnacle and Peterbilt 579 hold strong resale value among owner-operators and fleets. Resale depends heavily on mileage, maintenance history, and regional demand — not OEM brand alone. Check current listings on TruckRadar for real-world asking prices.
No. The Mack Pinnacle is built by Mack and the Peterbilt 579 is built by Peterbilt. Both are Class 8 conventional tractors but differ in powertrain options, cab dimensions, dealer networks, and MSRP.
The Mack Pinnacle tops out at NaN hp / NaN lb-ft torque. The Peterbilt 579 tops out at 510 hp / 1850 lb-ft. GVWR is similar lbs for the Mack Pinnacle and similar lbs for the Peterbilt 579.
TruckRadar has 1,785 Mack Pinnacle and Peterbilt 579 trucks available right now from dealers nationwide. Search by make, model, price, and location at truckradar.ai.
| 48", 70" |
| 80" |
| Pricing (estimated) |
| Base MSRP range | — | $135,000–$185,000 |