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- Komatsu D31A-16 vs. Caterpillar D7R XR serie II
Komatsu D31A-16 vs. Caterpillar D7R XR serie II
1 reasons to buy Komatsu D31A-16:
Carrier
Specific ground pressure | 41.2 kPa and 67.6 kPa | 39 % less or 26.4 kPa |
8 reasons to buy Caterpillar D7R XR serie II:
Standard blade
Cut depth | 527 mm and 365 mm | 31 % more or 162 mm |
Operation
Fuel Capacity | 479 l. and 115 l. | 76 % more or 364 l. |
Cooling system fluid volume | 77.4 l. and 22 l. | 72 % more or 55.4 l. |
Motor
Full power | 192 kW and 47 kW | 76 % more or 145 kW |
Displacement | 10.3 l. and 4.3 l. | 58 % more or 6.0 l. |
Gear box
Maximum forward speed | 10.5 km/h and 6.5 km/h | 38 % more or 4.0 km/h |
Maximum reverse gear | 13.6 km/h and 7.1 km/h | 48 % more or 6.5 km/h |
Carrier
Rolling bearings number on either side | 8 and 5 | 37 % more or 3 |
Neutral reasons:
Standard blade
Width | 2430 mm and 3693 mm |
Height | 745 mm and 1524 mm |
Sizes
Length without blade | 2835 mm and 4736 mm |
Width between caterpillar tracks | 1790 mm and 2590 mm |
Caterpillar track length on ground level | 1880 mm and 3050 mm |
Operation
Working weight | 5180 kg and 25880 kg |
Motor
Model | 4D105-3 and 3176C |
Manufacturer | Komatsu and Caterpillar |
Gear box
Transmission type | planetary gear and Hydro-Static Transmission |
Forward gears number | 3 and 3 |
Reverse gears number | 3 and 3 |
Carrier
Track width | 1450 mm and 1980 mm |
Standard shoe size | 330 mm and 610 mm |
Images
Sizes
2. Width between caterpillar tracks | 1790 mm | 2. Width between caterpillar tracks | 2590 mm |
4. Caterpillar track length on ground level | 1880 mm | 4. Caterpillar track length on ground level | 3050 mm |
6. Length without blade | 2835 mm | 6. Length without blade | 4736 mm |
Carrier
7. Track width | 1450 mm | 7. Track width | 1980 mm |
8. Standard shoe size | 330 mm | 8. Standard shoe size | 610 mm |