The Cat 305 C R is a mini excavator listed for 2003-2006. Key specifications include a listed machine weight of about 10,582 lb, approximately 42 hp and a listed digging depth of about 12.89 ft.
Key specifications
2003-2006Model years
10,582 lbMachine weight
42 hpEngine power
2.7 ft³Bucket
6.5 ftTransport width
12.89 ftDigging depth
20.57 ftDigging reach
Cat 305 C R size and digging visual
This diagram is generated from the listed transport dimensions for this specific mini excavator.
Top-view transport footprint
Length 17.6 ft • Width 6.5 ft
Side-view transport envelope
Length 17.6 ft • Height 8.5 ft
Listed digging envelopedigging depth 12.89 ft • digging reach 20.57 ft
These are the published specification values for this model and are not a jobsite clearance or excavation safety calculation.
How the Cat 305 C R compares
These figures compare this machine with other Caterpillar mini excavators in this specifications database. They are descriptive database comparisons, not performance ratings.
Machine weight10,582 lb
Low 2,620 lbAverage 7,373 lbHigh 11,905 lb
About 44% heavier than the Cat mini excavators database average. Around the 82nd percentile within this Cat mini excavators dataset.
Engine power42 hp
Low 17.4 hpAverage 29.7 hpHigh 47.9 hp
About 41% higher than the Cat mini excavators database average. Around the 87th percentile within this Cat mini excavators dataset.
Bucket capacity2.7 ft³
Low 0.4 ft³Average 1.9 ft³High 2.8 ft³
About 44% higher than the Cat mini excavators database average. Around the 87th percentile within this Cat mini excavators dataset.
Transport width6.5 ft
Low 2.65 ftAverage 4.91 ftHigh 6.5 ft
About 32% wider than the Cat mini excavators database average. Around the 99th percentile within this Cat mini excavators dataset.
Max. digging depth12.89 ft
Low 5.73 ftAverage 9.63 ftHigh 12.45 ft
About 34% higher than the Cat mini excavators database average. Around the 99th percentile within this Cat mini excavators dataset.
This model Cat mini excavators average
Useful conversions and calculated specifications
Machine weight
10,582 lb (4,800 kg)
Engine power
42 hp (31.3 kW)
Bucket capacity
2.7 ft³ (0.08 m³)
Transport length
17.6 ft (5.37 m)
Transport width
6.5 ft (1.98 m)
Transport height
8.5 ft (2.59 m)
Max. digging depth
12.89 ft (3.93 m)
Max. digging reach
20.57 ft (6.27 m)
Engine displacement
139.7 cu in (2.29 L)
Power-to-weight
4.0 hp/1,000 lb (8.7 hp/tonne)
Cat 305 C R FAQ
What years is the Cat 305 C R listed for?
The available source specifications list the Cat 305 C R for 2003-2006.
How much does a Cat 305 C R weigh?
The listed machine weight is about 10,582 lb (4,800 kg).
How much horsepower does the Cat 305 C R have?
The engine is listed at approximately 42 hp (31.3 kW).
How deep can the Cat 305 C R dig?
The listed maximum digging depth is about 12.89 ft (3.93 m).
What is the digging reach of the Cat 305 C R?
The listed digging reach is about 20.57 ft (6.27 m).
How wide is the Cat 305 C R?
The listed transport width is about 6.5 ft (1.98 m). Bucket width can differ by attachment.
Model information
Listed years
2003-2006
Machine type
Mini Excavator
Model rating
4,00 / 10
Capacity and performance
Weight
10,582 lb (4,800 kg)
Bucket capacity
2.7 ft³ (0.08 m³)
Tear-out force
27.6 kN
Digging dimensions
Dredging depth
12.89 ft (3.93 m)
Max. reach horizontal
20.57 ft (6.27 m)
Dimensions and undercarriage
Transport length
17.6 ft (5.37 m)
Transport width
6.5 ft (1.98 m)
Transport height
8.5 ft (2.59 m)
Track width
15.7 in (400 mm)
Engine specifications
Engine type
K 4 N
Engine power
42 hp (31.3 kW)
Displacement
139.7 cu in (2.29 L)
RPM at max torque
2400 rpm
Equipment
Model series
CR
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 Cat 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 Caterpillar documentation. Visit the official Cat mini excavator website.
