The Komatsu PC20-6 is a mini excavator listed for 1989-1996. Key specifications include a listed machine weight of about 6,460 lb, approximately 25.6 hp and a listed digging depth of about 10.37 ft.
Key specifications
1989-1996Model years
6,460 lbMachine weight
25.6 hpEngine power
4.2 ft³Bucket
5.17 ftTransport width
10.37 ftDigging depth
16.39 ftDigging reach
Komatsu PC20-6 size and digging visual
This diagram is generated from the listed transport dimensions for this specific mini excavator.
Top-view transport footprint
Length 15.32 ft • Width 5.17 ft
Side-view transport envelope
Length 15.32 ft • Height 8.04 ft
Listed digging envelopedigging depth 10.37 ft • digging reach 16.39 ft
These are the published specification values for this model and are not a jobsite clearance or excavation safety calculation.
How the Komatsu PC20-6 compares
These figures compare this machine with other Komatsu mini excavators in this specifications database. They are descriptive database comparisons, not performance ratings.
Machine weight6,460 lb
Low 1,808 lbAverage 6,201 lbHigh 11,640 lb
Very close to the Komatsu mini excavators database average. Around the 55th percentile within this Komatsu mini excavators dataset.
Engine power25.6 hp
Low 8.7 hpAverage 23.6 hpHigh 39.5 hp
About 9% higher than the Komatsu mini excavators database average. Around the 63rd percentile within this Komatsu mini excavators dataset.
Bucket capacity4.2 ft³
Low 0.6 ft³Average 3.4 ft³High 7.7 ft³
About 23% higher than the Komatsu mini excavators database average. Around the 77th percentile within this Komatsu mini excavators dataset.
Transport width5.17 ft
Low 2.62 ftAverage 5.19 ftHigh 8.53 ft
Very close to the Komatsu mini excavators database average. Around the 65th percentile within this Komatsu mini excavators dataset.
Max. digging depth10.37 ft
Low 5.07 ftAverage 9.24 ftHigh 13.52 ft
About 12% higher than the Komatsu mini excavators database average. Around the 69th percentile within this Komatsu mini excavators dataset.
This model Komatsu mini excavators average
Useful conversions and calculated specifications
Machine weight
6,460 lb (2,930 kg)
Engine power
25.6 hp (19.1 kW)
Bucket capacity
4.2 ft³ (0.12 m³)
Transport length
15.32 ft (4.67 m)
Transport width
5.17 ft (1.57 m)
Transport height
8.04 ft (2.45 m)
Max. digging depth
10.37 ft (3.16 m)
Max. digging reach
16.39 ft (5 m)
Engine displacement
86.2 cu in (1.413 L)
Power-to-weight
4.0 hp/1,000 lb (8.7 hp/tonne)
Komatsu PC20-6 FAQ
What years is the Komatsu PC20-6 listed for?
The available source specifications list the Komatsu PC20-6 for 1989-1996.
How much does a Komatsu PC20-6 weigh?
The listed machine weight is about 6,460 lb (2,930 kg).
How much horsepower does the Komatsu PC20-6 have?
The engine is listed at approximately 25.6 hp (19.1 kW).
How deep can the Komatsu PC20-6 dig?
The listed maximum digging depth is about 10.37 ft (3.16 m).
What is the digging reach of the Komatsu PC20-6?
The listed digging reach is about 16.39 ft (5 m).
How wide is the Komatsu PC20-6?
The listed transport width is about 5.17 ft (1.57 m). Bucket width can differ by attachment.
Model information
Listed years
1989-1996
Machine type
Mini Excavator
Capacity and performance
Weight
6,460 lb (2,930 kg)
Bucket capacity
4.2 ft³ (0.12 m³)
Bucket width
10.6 in (0.27 m)
Tear-out force
21 kN
Digging dimensions
Dredging depth
10.37 ft (3.16 m)
Max. reach horizontal
16.39 ft (5 m)
Dimensions and undercarriage
Transport length
15.32 ft (4.67 m)
Transport width
5.17 ft (1.57 m)
Transport height
8.04 ft (2.45 m)
Track width
11.8 in (300 mm)
Engine specifications
Engine type
3D84
Engine power
25.6 hp (19.1 kW)
Displacement
86.2 cu in (1.413 L)
RPM at max torque
2600 rpm
Number of cylinders
3
Cylinder bore × stroke
3.31 × 3.35 in (84 × 85 mm)
Equipment
Model series
PC
Rubber track
Yes
Blade
No
Air conditioning
No
Disclaimer: Specifications can vary by market, production date, configuration, tracks, boom/stick, bucket and optional equipment. Historical and scraped data can also contain errors. Comparison figures on this page are calculated only from Komatsu mini excavators in this dataset. The size and digging diagram visualizes listed specifications and is not a transport-clearance, excavation-safety or operating-limit certification. For purchase, transport, service or safety decisions, verify critical specifications with official Komatsu documentation. Visit the official Komatsu excavator website.
