You can find a detailed comparison of the Cat 304.5 and the Komatsu PC40MRX-1 below. You can also click on the model names in the first row to view more specifications for each model.
Horsepower
Cat 304.538 HP
Komatsu PC40MRX-138 HP
Weight
Cat 304.510130 lbs
Komatsu PC40MRX-19900 lbs
| Specification | ![]() | ![]() |
|---|---|---|
| Weight | 10130 lbs | 9900 lbs |
| Horsepower | 38 HP | 38 HP |
| Digging Depth | 146 in. | 134 in. |
| Max Digging Depth | 146 in. | 134 in. |
| Max Loading Height | — | 139,2 in. |
| Max Reach Along Ground | — | 217,2 in. |
| Max Digging Reach | — | 132,0 in. |
| Max Vertical Wall Digging Depth | — | 106,8 in. |
| Overall Length | — | 206,4 in. |
| Track Length | — | 912,0 in. |
| Max Bucket Capacity | — | 0,3 cu yds |
| Min Bucket Capacity | — | 0,1 cu yds |
| Tail Swing Radius | — | 42,0 in. |
| Overall Width | — | 78,0 in. |
| Hydraulic Pump Flow Capacity | — | 29.1 GPM |
| Hydraulic System Capacity | — | 18,0 gal |
| Relief Valve Pressure | — | 3770 psi |
| Max Travel Speed | 2.9 mph | 2.7 mph |
| Ground Pressure | — | 3,8 psi |
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You can also use our full comparison tool to compare more machines side by side.





