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- Komatsu D20S-3 vs. Komatsu D21S-5
Komatsu D20S-3 vs. Komatsu D21S-5
2 reasons to buy Komatsu D20S-3:
Operation
Cooling system fluid volume | 14 l. and 13 l. | 7 % more or 1 l. |
Maximum speed | 7.4 km/h and 4.4 km/h | 41 % more or 3.0 km/h |
6 reasons to buy Komatsu D21S-5:
Sizes
Ground clearance at full height and unloading | 2130 mm and 2060 mm | 3 % more or 70 mm |
Width to outside of caterpillar track | 1610 mm and 1490 mm | 7 % more or 120 mm |
Operation
Static tipping load | 2231.7 kg and 2449.4 kg | 9 % less or 217.7 kg |
Breakout force in folded state | 35 kN and 39.1 kN | 10 % less or 4.1 kN |
Motor
Effective power | 29.1 kW and 26.1 kW | 10 % more or 3.0 kW |
Displacement | 2.9 l. and 2.6 l. | 10 % more or 0.3 l. |
Neutral reasons:
Sizes
Radius at high altitude unloading | 715 mm and 735 mm |
Length with bucket on ground level | 3485 mm and 3560 mm |
Operation
Working weight | 3800 kg and 3830 kg |
Fuel Capacity | 60 l. and 60 l. |
Motor
Manufacturer | Komatsu and Komatsu |
Model | 4D92-1 and 4D94 |
Carrier
Specific ground pressure | 37.2 kPa and 37.2 kPa |
Track width | 1150 mm and 1310 mm |
Track shoe width | 300 mm and 300 mm |
Rolling bearings number on either side | 5 and 5 |
Caterpillar track length on ground level | 1675 mm and 1685 mm |
Images
Sizes
1. Length with bucket on ground level | 3485 mm | 1. Length with bucket on ground level | 3560 mm |
2. Width to outside of caterpillar track | 1490 mm | 2. Width to outside of caterpillar track | 1610 mm |
7. Ground clearance at full height and unloading | 2060 mm | 7. Ground clearance at full height and unloading | 2130 mm |
8. Radius at high altitude unloading | 715 mm | 8. Radius at high altitude unloading | 735 mm |
Carrier
9. Track width | 1150 mm | 9. Track width | 1310 mm |