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- Komatsu D21AG-7 vs. Komatsu D31PL-16
Komatsu D21AG-7 vs. Komatsu D31PL-16
1 reasons to buy Komatsu D21AG-7:
Motor
Power measured at | 2450 rev / min and 2350 rev / min | 4 % more or 100 rev |
6 reasons to buy Komatsu D31PL-16:
Sizes
Clearance | 385 mm and 300 mm | 22 % more or 85 mm |
Motor
Full power | 47 kW and 29.8 kW | 37 % more or 17.2 kW |
Displacement | 4.3 l. and 2.7 l. | 37 % more or 1.6 l. |
Gear box
Reverse gears number | 3 and 2 | 33 % more or 1 |
Forward gears number | 3 and 2 | 33 % more or 1 |
Carrier
Rolling bearings number on either side | 6 and 5 | 17 % more or 1 |
Neutral reasons:
Standard blade
Height | 590 mm and 545 mm |
Width | 2170 mm and 3380 mm |
Sizes
Caterpillar track length on ground level | 1685 mm and 2185 mm |
Length without blade | 2550 mm and 3030 mm |
Length with blade | 3400 mm and 3875 mm |
Width between caterpillar tracks | 1610 mm and 2950 mm |
Height to cab upper part | 2490 mm and 2620 mm |
Operation
Working weight | 3640 kg and 7050 kg |
Motor
Manufacturer | Komatsu and Komatsu |
Model | 4D95S and 4D105-3 |
Cylinders number | 4 and 4 |
Gear box
Transmission type | HS and HS |
Carrier
Standard shoe size | 300 mm and 1050 mm |
Caterpillar track pitch | 146.5 mm and 154 mm |
Track width | 1310 mm and 1900 mm |
Images
Sizes
1. Length with blade | 3400 mm | 1. Length with blade | 3875 mm |
2. Width between caterpillar tracks | 1610 mm | 2. Width between caterpillar tracks | 2950 mm |
3. Height to cab upper part | 2490 mm | 3. Height to cab upper part | 2620 mm |
4. Caterpillar track length on ground level | 1685 mm | 4. Caterpillar track length on ground level | 2185 mm |
5. Clearance | 300 mm | 5. Clearance | 385 mm |
6. Length without blade | 2550 mm | 6. Length without blade | 3030 mm |
Carrier
7. Track width | 1310 mm | 7. Track width | 1900 mm |
8. Standard shoe size | 300 mm | 8. Standard shoe size | 1050 mm |