Komatsu CK30-1 vs. Caterpillar 257B serie 3

5 reasons to buy Komatsu CK30-1:

Ground clearance at maximum lifting and unloading

2310 mm and 2309 mm

0 % more or 1 mm

Engine oil volume

12.5 l. and 9 l.

28 % more or 3.5 l.

Effective power	62.6 kW and 52.9 kW	15 % more or 9.7 kW
Displacement	3.4 l. and 3.3 l.	3 % more or 0.1 l.

Pump flow rate

80 l/min and 83 l/min

4 % less or 3 l/min

Turning radius with bucket from center	2192 mm and 2255 mm	3 % less or 63 mm
Radius at maximum lifting and unloading	758 mm and 620 mm	18 % more or 138 mm

Cooling system fluid volume	10 l. and 8 l.	20 % more or 2 l.
Hydraulic system fluid volume	55 l. and 38 l.	31 % more or 17 l.
Generator current strength	90 amperes and 40 amperes	56 % more or 50 amperes
Maximum speed at low range	11.1 km/h and 7.5 km/h	32 % more or 3.6 km/h
Fuel Capacity	84 l. and 73 l.	13 % more or 11 l.
Maximum speed at high range	16.1 km/h and 12 km/h	25 % more or 4.1 km/h

Tipping load	2427 kg and 3220 kg	25 % less or 793 kg
Breakout power	2045 kg and 2290 kg	11 % less or 245 kg

Width between caterpillar tracks	2030 mm and 1676 mm
Length with bucket	3550 mm and 3439 mm
Height to cab upper part	2130 mm and 2035 mm

Operating voltage	12 V and 12 V
Working weight	4330 kg and 3656 kg

Manufacturer	Komatsu and Caterpillar
Model	S4D98E-2NFE and C3.4 DIT

Workload

1610 kg and 1213 kg

Overflow valve pressure

20994.5 kPa and 22994 kPa

1. Length with bucket	3550 mm	1. Length with bucket	3439 mm
2. Width between caterpillar tracks	2030 mm	2. Width between caterpillar tracks	1676 mm
3. Height to cab upper part	2130 mm	3. Height to cab upper part	2035 mm
7. Ground clearance at maximum lifting and unloading	2310 mm	7. Ground clearance at maximum lifting and unloading	2309 mm
8. Radius at maximum lifting and unloading	620 mm	8. Radius at maximum lifting and unloading	758 mm