Choose the Kenworth T680 for OTR driver comfort — its 76" sleeper options exceed the Mack Granite's 0" maximum. The Kenworth T680 offers more peak power (510 hp vs 505 hp), giving it an edge for heavy-haul and mountainous routes.
| Spec | Kenworth T680 947 available · from $14,999 | Mack Granite 231 available · from $36,000 |
|---|---|---|
| Engine Options | ||
| Engine options | PACCAR MX-13, PACCAR MX-11 | Mack MP8, Mack MP7, Cummins L9N |
| Horsepower range | 355–510 hp | NaN–505 hp |
| Peak torque | 1,850 lb-ft | 1,850 lb-ft |
| Weight Ratings | ||
| GVWR (max) | — | — |
| GCWR | — | — |
| Transmission Options | ||
| Transmissions | PACCAR Automated Transmission, PACCAR TX-18 | Mack mDRIVE HD |
| Dimensions | ||
| Wheelbase options | 0 options (undefined"–undefined") | 0 options (undefined"–undefined") |
| Sleeper sizes | ||
Choose the Kenworth T680 for OTR driver comfort — its 76" sleeper options exceed the Mack Granite's 0" maximum. The Kenworth T680 offers more peak power (510 hp vs 505 hp), giving it an edge for heavy-haul and mountainous routes.
Both the Kenworth T680 and Mack Granite 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 Kenworth T680 is built by Kenworth and the Mack Granite is built by Mack. Both are Class 8 conventional tractors but differ in powertrain options, cab dimensions, dealer networks, and MSRP.
The Kenworth T680 tops out at 510 hp / 1850 lb-ft torque. The Mack Granite tops out at 505 hp / 1850 lb-ft. GVWR is similar lbs for the Kenworth T680 and similar lbs for the Mack Granite.
TruckRadar has 1,178 Kenworth T680 and Mack Granite trucks available right now from dealers nationwide. Search by make, model, price, and location at truckradar.ai.
| 52", 76" |
| — |
| Pricing (estimated) |
| Base MSRP range | — | — |