Caterpillar 973 vs. Caterpillar 931B

9 reasons to buy Caterpillar 973:

Clearance	456 mm and 317 mm	30 % more or 139 mm
Ground clearance at full height and unloading	3340 mm and 2461 mm	26 % more or 879 mm
Width to outside of caterpillar track	2580 mm and 1790 mm	31 % more or 790 mm

Fuel Capacity

356 l. and 116 l.

67 % more or 240 l.

Displacement	10.5 l. and 5.2 l.	50 % more or 5.3 l.
Effective power	156.6 kW and 48 kW	69 % more or 108.6 kW

Lowering time

2.6 sec and 3.5 sec

26 % less or 0.9 sec

Contact with ground area	2.9 m2 and 1.1 m2	62 % more or 1.8 m2
Rolling bearings number on either side	7 and 5	29 % more or 2

Hydraulic system fluid volume	76 l. and 60 l.	21 % more or 16 l.
Static tipping load	4120 kg and 16788 kg	75 % less or 12668 kg
Breakout force in folded state	51.4 kN and 213.4 kN	76 % less or 162.0 kN
Maximum speed	11.4 km/h and 10.3 km/h	10 % more or 1.1 km/h

Lifting time

6.1 sec and 7.4 sec

18 % less or 1.3 sec

Specific ground pressure

61 kPa and 83 kPa

27 % less or 22 kPa

Radius at high altitude unloading	1328 mm and 788 mm
Length with bucket on ground level	7123 mm and 3901 mm
Height to cab upper part	3423 mm and 2667 mm

Working weight

24902 kg and 6954 kg

Manufacturer	Caterpillar and Caterpillar
Model	3306 and 3204

Unloading time

1.4 sec and 1.4 sec

Caterpillar track length on ground level	2917 mm and 1824 mm
Track width	2080 mm and 1420 mm
Track shoe width	500 mm and 305 mm

1. Length with bucket on ground level	7123 mm	1. Length with bucket on ground level	3901 mm
2. Width to outside of caterpillar track	2580 mm	2. Width to outside of caterpillar track	1790 mm
3. Height to cab upper part	3423 mm	3. Height to cab upper part	2667 mm
5. Clearance	456 mm	5. Clearance	317 mm
7. Ground clearance at full height and unloading	3340 mm	7. Ground clearance at full height and unloading	2461 mm
8. Radius at high altitude unloading	1328 mm	8. Radius at high altitude unloading	788 mm

9. Track width

2080 mm

9. Track width

1420 mm