Komatsu D31Q-20 vs. Caterpillar 953D

4 reasons to buy Komatsu D31Q-20:

Static tipping load	4430 kg and 11413 kg	61 % less or 6983 kg
Breakout force in folded state	66.7 kN and 160.5 kN	58 % less or 93.8 kN

Power measured at

2350 rev / min and 2000 rev / min

15 % more or 350 rev

Specific ground pressure

30.4 kPa and 65.8 kPa

54 % less or 35.4 kPa

Ground clearance at full height and unloading	2909 mm and 2640 mm	9 % more or 269 mm
Width to outside of caterpillar track	2280 mm and 2250 mm	1 % more or 30 mm

Fuel Capacity	316 l. and 115 l.	64 % more or 201 l.
Maximum speed	9.2 km/h and 6.5 km/h	29 % more or 2.7 km/h

Displacement	6.6 l. and 3.9 l.	41 % more or 2.7 l.
Effective power	110 kW and 52 kW	53 % more or 58 kW

Rolling bearings number on either side

6 and 5

17 % more or 1

Height to cab upper part	2695 mm and 3105 mm
Radius at high altitude unloading	750 mm and 1002 mm
Length with bucket on ground level	3990 mm and 5926 mm

Working weight

7120 kg and 15577 kg

Manufacturer	Komatsu and Caterpillar
Model	S4D102E and C6.6 ACERT

Track shoe width	600 mm and 480 mm
Caterpillar track length on ground level	1880 mm and 2320 mm
Track width	1650 mm and 1800 mm

1. Length with bucket on ground level	3990 mm	1. Length with bucket on ground level	5926 mm
2. Width to outside of caterpillar track	2250 mm	2. Width to outside of caterpillar track	2280 mm
3. Height to cab upper part	2695 mm	3. Height to cab upper part	3105 mm
7. Ground clearance at full height and unloading	2640 mm	7. Ground clearance at full height and unloading	2909 mm
8. Radius at high altitude unloading	750 mm	8. Radius at high altitude unloading	1002 mm

9. Track width

1650 mm

9. Track width

1800 mm