Caterpillar 320D vs Komatsu PC200-8 Comparison
Comparing CAT 320D and Komatsu PC200-8 for heavy earthmoving, quarrying, fuel efficiency and lifecycle ROI.
The CAT 320D and Komatsu PC200-8 should be compared by exact configuration, condition, local parts support and a matched work-cycle test. Do not apply a universal fuel-saving percentage to either model family.
Specification Breakdown
Direct side-by-side engineering parameters
| Parameter | CAT 320D | Komatsu PC200-8 |
|---|---|---|
| Operating Weight | 21,500 kg (47,400 lbs) | 20,000 kg (44,090 lbs) |
| Engine Model | Cat C6.4 ACERT / 3066T | Komatsu SAA6D107E-1 |
| Net Power | 148 HP (110 kW) @ 1,800 rpm | 148 HP (110 kW) @ 2,000 rpm |
| Main Hydraulic Flow | 2 x 205 L/min | 2 x 220 L/min |
| Hydraulic System Relief | 35.0 MPa (5,076 psi) | 37.3 MPa (5,410 psi) |
| Bucket Digging Force | 140.1 kN (31,500 lbf) | 149 kN (33,500 lbf) |
| Max Digging Depth | 6.72 m (22.0 ft) | 6.62 m (21.7 ft) |
| Fuel Tank Capacity | 410 L | 400 L |
| Fuel Consumption | Measure on the exact unit | Measure on the exact unit |
| Best Suited Work | Quarrying, hard rock, demolition | General earthmoving, trenching, roadworks |
1Engine Reliability & Fuel Quality Tolerance
The Caterpillar 320D is renowned across developing markets for its mechanical tolerance. Units equipped with mechanical fuel injection (or Tier 2 configurations) handle high-sulfur diesel and sediment without premature injector failure, making it the #1 choice in West Africa and remote mining camps.
The Komatsu PC200-8 features an advanced common rail fuel injection system with electronic management. It delivers superior fuel economy and cleaner emissions, but requires clean fuel filtration (dual pre-filters recommended) to protect the precision injectors.
2Hydraulic Performance & Operator Control
Komatsu's HydrauMind closed-center load-sensing hydraulic system provides exceptionally smooth simultaneous operations (boom, stick, swing, and travel), reducing operator fatigue during long shifts in trenching and grading.
Caterpillar's open-center cross-sensing hydraulic system delivers aggressive, immediate breakout force. When encountering hard-packed clay or rock, the 320D holds its power without bogging down.
3Global Parts Availability & Resale Value
Check local availability and lead time using exact serial/PIN and component part numbers before purchase.
Resale value depends on condition, hours, service history, configuration and destination demand; compare current transactions in the buyer's market.
Frequently Asked Questions
Which uses less fuel: CAT 320D or Komatsu PC200-8?
There is no universal fuel gap. Test the exact machines with the same operator, attachment, material, work mode and idle accounting, then compare fuel per productive hour and per unit of material moved.
Which machine is better for rocky or quarry applications?
The Caterpillar 320D is generally preferred for rocky terrain, demolition, and quarrying due to its heavier chassis weight (21.5 tons vs 20.0 tons) and reinforced boom and arm structure.
Can both machines be dismantled to fit a 40HQ container?
Container feasibility depends on the exact dimensions, weight, disassembly plan, carrier rules and route. Compare current container and flat-rack quotations before choosing the loading method.