- Home/
- Comparison/
- Tracked Tractor/
- Caterpillar D4 vs. Komatsu D21A-5
Caterpillar D4 vs. Komatsu D21A-5
6 reasons to buy Caterpillar D4:
Operation
Fuel Capacity | 113.6 l. and 60 l. | 47 % more or 53.6 l. |
Cooling system fluid volume | 41.6 l. and 13 l. | 69 % more or 28.6 l. |
Motor
Full power | 35.8 kW and 29.1 kW | 19 % more or 6.7 kW |
Displacement | 5.7 l. and 2.9 l. | 49 % more or 2.8 l. |
Gear box
Maximum forward speed | 8.7 km/h and 4.4 km/h | 49 % more or 4.3 km/h |
Forward gears number | 5 and 2 | 60 % more or 3 |
4 reasons to buy Komatsu D21A-5:
Sizes
Clearance | 310 mm and 289.6 mm | 7 % more or 20.4 mm |
Gear box
Reverse gears number | 2 and 1 | 50 % more or 1 |
Maximum reverse gear | 5.4 km/h and 3.1 km/h | 43 % more or 2.3 km/h |
Carrier
Track shoes number per side | 37 and 31 | 16 % more or 6 |
Neutral reasons:
Sizes
Width between caterpillar tracks | 1981.2 mm and 1610 mm |
Height to cab upper part | 1752.6 mm and 2160 mm |
Length without blade | 3124.2 mm and 2440 mm |
Caterpillar track length on ground level | 1575.8 mm and 1685 mm |
Operation
Working weight | 4926 kg and 3620 kg |
Motor
Cylinders number | 4 and 4 |
Manufacturer | Caterpillar and Komatsu |
Carrier
Standard shoe size | 330.2 mm and 300 mm |
Track width | 1524 mm and 1310 mm |
Images
Sizes
4. Caterpillar track length on ground level | 1575.8 mm | 4. Caterpillar track length on ground level | 1685 mm |
5. Clearance | 289.6 mm | 5. Clearance | 310 mm |
6. Length without blade | 3124.2 mm | 6. Length without blade | 2440 mm |
2. Width between caterpillar tracks | 1981.2 mm | 2. Width between caterpillar tracks | 1610 mm |
3. Height to cab upper part | 1752.6 mm | 3. Height to cab upper part | 2160 mm |
Carrier
7. Track width | 1524 mm | 7. Track width | 1310 mm |
8. Standard shoe size | 330.2 mm | 8. Standard shoe size | 300 mm |


