CATERPILLAR D4 VS KOMATSU D37
Bulldozers specs & Canadian rental rates, side by side.
| Spec | Caterpillar D4 | Komatsu D37 |
|---|---|---|
| Horsepower | 104 HP | 105 HP ✓ |
| Operating weight | 21,800 lbs | 22,000 lbs ✓ |
| Fuel type | Diesel | Diesel |
| Model years | 2021+ | 2015+ |
| Daily rate (rec.) | $950 | $600 ✓ |
| Weekly rate (rec.) | $3,800 | $2,300 |
| Monthly rate (rec.) | $11,400 | $6,900 |
THE VERDICT
Komatsu D37 is typically the more budget-friendly rental at $600/day recommended, versus $950/day — a difference of about 37%.
For raw output, the Komatsu D37 leads with 105 HP against 104 HP — the better pick for heavier production work, while the smaller machine wins on fuel burn and float costs.
Both are proven bulldozerss available for rent across Canada — compare live listings below and lock your rate with a secure e-signed contract.