Overview
AGT mini excavators use either Kubota or Rato diesel engines. Both are proven, reliable engines—but they serve different needs.
Kubota Engines
Used in: DM12X, CFG-40UF
Kubota is a Japanese manufacturer known worldwide for small diesel engines. Their engines power equipment from brands like Bobcat, Kubota, and Caterpillar.
Advantages
- Higher horsepower per liter
- Longer expected service life (8,000+ hours)
- Excellent parts availability worldwide
- Better fuel efficiency
- Lower noise and vibration
Best For
Daily commercial use, rental fleets, contractors who need maximum reliability.
Rato Engines
Used in: H15R
Rato is a Chinese engine manufacturer producing reliable diesel engines at lower cost. Their engines are widely used in agricultural and construction equipment.
Advantages
- Lower initial cost
- Simpler mechanical design
- Easier field repairs
- Good fuel tolerance
Best For
Occasional use (under 500 hours/year), property owners, budget-conscious buyers.
Direct Comparison
| Factor | Kubota | Rato |
|---|---|---|
| Horsepower | 24.8-54 HP | 13.5 HP |
| Service Life | 8,000+ hours | 5,000+ hours |
| Parts Cost | Higher | Lower |
| Availability | Excellent | Good |
| Price Premium | +$3,000-5,000 | Base |