The Kenworth W900 and Peterbilt 389 are both proven Class 8 tractors competing in the same segment. The right choice depends on your route type, freight requirements, and driver preferences — both are well-supported by large dealer networks.
| Spec | Kenworth W900 208 available · from $54,500 | Peterbilt 389 186 available · from $46,900 |
|---|---|---|
| Engine Options | ||
| Engine options | Cummins X15, PACCAR MX-13, Cummins ISX15 | PACCAR MX-13, Cummins X15, Cummins ISX15 |
| Horsepower range | 400–605 hp | 400–605 hp |
| Peak torque | 2,050 lb-ft | 2,050 lb-ft |
| Weight Ratings | ||
| GVWR (max) | 80,000 lbs | 80,000 lbs |
| GCWR | 250,000 lbs | 250,000 lbs |
| Transmission Options | ||
| Transmissions | Eaton Fuller 18-speed, Eaton Fuller 13-speed, Eaton Endurant HD 12-speed | Eaton Fuller 18-speed, Eaton Fuller 13-speed, Eaton Endurant HD 12-speed |
| Dimensions | ||
| Wheelbase options | 5 options (230"–270") | 5 options (230"–270") |
The Kenworth W900 and Peterbilt 389 are both proven Class 8 tractors competing in the same segment. The right choice depends on your route type, freight requirements, and driver preferences — both are well-supported by large dealer networks.
Both the Kenworth W900 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 Kenworth W900 is built by Kenworth 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 Kenworth W900 tops out at 605 hp / 2050 lb-ft torque. The Peterbilt 389 tops out at 605 hp / 2050 lb-ft. GVWR is 80,000 lbs for the Kenworth W900 and 80,000 lbs for the Peterbilt 389.
TruckRadar has 394 Kenworth W900 and Peterbilt 389 trucks available right now from dealers nationwide. Search by make, model, price, and location at truckradar.ai.
| Sleeper sizes | 52", 72", 76", 86" | 63", 72", 76", 86" |
| Pricing (estimated) |
| Base MSRP range | $155,000–$210,000 | $155,000–$215,000 |