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- Caterpillar D4C serie III vs. Komatsu D21P-8
Caterpillar D4C serie III vs. Komatsu D21P-8
16 reasons to buy Caterpillar D4C serie III:
Standard blade
Cut depth | 448 mm and 355 mm | 21 % more or 93 mm |
Operation
Fuel Capacity | 157 l. and 60 l. | 62 % more or 97 l. |
Cooling system fluid volume | 21 l. and 10 l. | 52 % more or 11 l. |
Engine oil volume | 13 l. and 6.6 l. | 49 % more or 6.4 l. |
Hydraulic system fluid volume | 56.8 l. and 21 l. | 63 % more or 35.8 l. |
Final drive fluid volume | 14.7 l. and 8 l. | 46 % more or 6.7 l. |
Motor
Full power | 65.6 kW and 32.2 kW | 51 % more or 33.4 kW |
Effective power | 60.4 kW and 29.5 kW | 51 % more or 30.9 kW |
Displacement | 5 l. and 3.1 l. | 38 % more or 1.9 l. |
Cylinders number | 6 and 4 | 33 % more or 2 |
Gear box
Forward gears number | 3 and 2 | 33 % more or 1 |
Reverse gears number | 3 and 2 | 33 % more or 1 |
Maximum forward speed | 11.1 km/h and 4.4 km/h | 60 % more or 6.7 km/h |
Maximum reverse gear | 11.9 km/h and 5.6 km/h | 53 % more or 6.3 km/h |
Carrier
Track shoes number per side | 39 and 37 | 5 % more or 2 |
Rolling bearings number on either side | 6 and 5 | 17 % more or 1 |
1 reasons to buy Komatsu D21P-8:
Carrier
Specific ground pressure | 20.6 kPa and 42.7 kPa | 52 % less or 22.1 kPa |
Neutral reasons:
Standard blade
Width | 2740 mm and 2560 mm |
Height | 928 mm and 820 mm |
Blade angle in both directions | 25 degrees and 25 degrees |
Sizes
Length with blade | 3994 mm and 3365 mm |
Width between caterpillar tracks | 1905 mm and 1490 mm |
Height to cab upper part | 2728 mm and 2450 mm |
Operation
Working weight | 7266.1 kg and 4240 kg |
Motor
Manufacturer | Caterpillar and Komatsu |
Model | 3046 and 4D94LE-2 |
Aspiration | natural aspiration and natural aspiration |
Gear box
Transmission type | powershift and Komatsu transmission Hydro-Gear switching |
Carrier
Contact with ground area | 1.7 m2 and 1.7 m2 |
Standard shoe size | 406 mm and 510 mm |
Images
Sizes
1. Length with blade | 3994 mm | 1. Length with blade | 3365 mm |
2. Width between caterpillar tracks | 1905 mm | 2. Width between caterpillar tracks | 1490 mm |
3. Height to cab upper part | 2728 mm | 3. Height to cab upper part | 2450 mm |
Carrier
8. Standard shoe size | 406 mm | 8. Standard shoe size | 510 mm |