Komatsu R308

Series: Komatsu Hydraulic Excavator

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With the R308, Komatsu offers a model from the Komatsu Hydraulic Excavator series. The engine delivers 72.1 hp (53 kW). The unladen weight is 10,300 kg. Ground clearance is 417.6 mm. The pump delivers 406.2 l/min. Working pressure is 320 bar. The engine fitted is the Duez. The Komatsu Hydraulic Excavator series covers 179 models. Rated output within it ranges from 72.1 to 3,782.5 hp; the R308 sits at the bottom of that range with 72.1 hp. Its immediate neighbours are the PC100-6 above it with 81.6 hp. 1159 Komatsu models across 39 series are on record. The model is listed under Excavators & compaction. 7 verified figures from 1 source are on file.

Technical data

Engine

Engine modelDuezcorrect
Power72.1 hp (53 kW)correct

Dimensions and weights

Ground clearance417.6correct
Unladen weight10,300 kgcorrect

Working data

Pump flow406.2 l/mincorrect
Hydraulic pressure320 barcorrect

Where this model stands

Power-to-weight ratio: 5.1 kW/t (53 kW / 10.3 t)

Stronger than 16% of the excavators & compaction in the register — out of 1,666 models with a stated power figure.

Calculated from the documented figures above — not a rating.

Frequently asked questions

How much power does the Komatsu R308 have?

The Komatsu R308 delivers 72.1 hp.

How much does the Komatsu R308 weigh?

The unladen weight is 10,300 kg.

What to check before buying

  • Check the hour meter against the service records — a replaced instrument is the most common gap.
  • Compare the data plate and chassis number with the papers.
  • Check the weights in the papers against the figures here — attachments change them.
  • Load the hydraulics and watch for sag.
  • Ask about parts availability for this build year — the running costs hang on it.

A general list for this type of machine — no substitute for an inspection or an appraiser.

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This page carries 7 individual figures for this model. They come from 1 recorded source; every figure can be traced there. What we cannot document is not here — we leave gaps open rather than estimate them.

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Other models in this series

Sources: [1]

Excavator in 3D section

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