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- Dressta TD20M vs. Komatsu D21A-3
Dressta TD20M vs. Komatsu D21A-3
11 reasons to buy Dressta TD20M:
Standard blade
Cut depth | 700 mm and 320 mm | 54 % more or 380 mm |
Sizes
Clearance | 460 mm and 310 mm | 33 % more or 150 mm |
Operation
Cooling system fluid volume | 50 l. and 14 l. | 72 % more or 36 l. |
Fuel Capacity | 490 l. and 60 l. | 88 % more or 430 l. |
Motor
Displacement | 8.3 l. and 2.6 l. | 69 % more or 5.7 l. |
Cylinders number | 6 and 4 | 33 % more or 2 |
Full power | 194 kW and 27.6 kW | 86 % more or 166.4 kW |
Gear box
Maximum forward speed | 10.6 km/h and 6.9 km/h | 35 % more or 3.7 km/h |
Maximum reverse gear | 12.5 km/h and 6.4 km/h | 49 % more or 6.1 km/h |
Carrier
Track shoes number per side | 40 and 37 | 7 % more or 3 |
Rolling bearings number on either side | 6 and 5 | 17 % more or 1 |
2 reasons to buy Komatsu D21A-3:
Motor
Power measured at | 2450 rev / min and 2200 rev / min | 10 % more or 250 rev |
Carrier
Specific ground pressure | 28.4 kPa and 72.4 kPa | 61 % less or 44.0 kPa |
Neutral reasons:
Standard blade
Width | 3860 mm and 2300 mm |
Height | 1.6 mm and 565 mm |
Sizes
Length without blade | 4340 mm and 2465 mm |
Width between caterpillar tracks | 2890 mm and 1540 mm |
Height to cab upper part | 3570 mm and 2085 mm |
Operation
Working weight | 24200 kg and 3430 kg |
Motor
Manufacturer | Cummins and Komatsu |
Model | QSC8.3 and 4D92-1 |
Gear box
Transmission type | Powershift of modular camshaft, of electrohydraulic action and HS |
Forward gears number | 3 and 3 |
Reverse gears number | 3 and 3 |
Carrier
Standard shoe size | 560 mm and 300 mm |
Images
Sizes
2. Width between caterpillar tracks | 2890 mm | 2. Width between caterpillar tracks | 1540 mm |
3. Height to cab upper part | 3570 mm | 3. Height to cab upper part | 2085 mm |
5. Clearance | 460 mm | 5. Clearance | 310 mm |
6. Length without blade | 4340 mm | 6. Length without blade | 2465 mm |
Carrier
8. Standard shoe size | 560 mm | 8. Standard shoe size | 300 mm |


