Choose the Peterbilt 389 for OTR driver comfort — its 78" sleeper options exceed the Mack Pinnacle's 70" maximum.
| Spec | Mack Pinnacle 296 available · from $21,995 | Peterbilt 389 271 available · from $46,950 |
|---|---|---|
| Engine Options | ||
| Engine options | Cummins Westport ISX12 G, Mack MP7, Mack MP8, Mack MP8HE | — |
| Horsepower range | NaN–NaN hp | — |
| Peak torque | — | — |
| Weight Ratings | ||
| GVWR (max) | — | — |
| GCWR | — | — |
| Transmission Options | ||
| Transmissions | Mack mDRIVE, Mack mDRIVE HD, Mack Maxitorque ES T300 | — |
| Dimensions | ||
| Wheelbase options | 0 options (undefined"–undefined") | 0 options (undefined"–undefined") |
| Sleeper sizes | 48", 70" | |
Choose the Peterbilt 389 for OTR driver comfort — its 78" sleeper options exceed the Mack Pinnacle's 70" maximum.
Both the Mack Pinnacle and Peterbilt 389 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 389 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 389 tops out at 0 hp / 0 lb-ft. GVWR is similar lbs for the Mack Pinnacle and similar lbs for the Peterbilt 389.
TruckRadar has 567 Mack Pinnacle and Peterbilt 389 trucks available right now from dealers nationwide. Search by make, model, price, and location at truckradar.ai.
| 72", 78" |
| Pricing (estimated) |
| Base MSRP range | — | $155,000–$215,000 |