The Cat 303.5C CR is a mini excavator listed for 2006-2010. Key specifications include a listed machine weight of about 8,157 lb, approximately 38.9 hp and a listed digging depth of about 11.32 ft.
Key specifications
2006-2010Model years
8,157 lbMachine weight
38.9 hpEngine power
2.5 ft³Bucket
5.84 ftTransport width
11.32 ftDigging depth
18.44 ftDigging reach
Cat 303.5C CR size and digging visual
This diagram is generated from the listed transport dimensions for this specific mini excavator.
Top-view transport footprint
Length 15.81 ft • Width 5.84 ft
Side-view transport envelope
Length 15.81 ft • Height 8.2 ft
Listed digging envelopedigging depth 11.32 ft • digging reach 18.44 ft
These are the published specification values for this model and are not a jobsite clearance or excavation safety calculation.
How the Cat 303.5C CR compares
These figures compare this machine with other Caterpillar mini excavators in this specifications database. They are descriptive database comparisons, not performance ratings.
Machine weight8,157 lb
Low 2,620 lbAverage 7,373 lbHigh 11,905 lb
About 11% heavier than the Cat mini excavators database average. Around the 57th percentile within this Cat mini excavators dataset.
Engine power38.9 hp
Low 17.4 hpAverage 29.7 hpHigh 47.9 hp
About 31% higher than the Cat mini excavators database average. Around the 73rd percentile within this Cat mini excavators dataset.
Bucket capacity2.5 ft³
Low 0.4 ft³Average 1.9 ft³High 2.8 ft³
About 32% higher than the Cat mini excavators database average. Around the 79th percentile within this Cat mini excavators dataset.
Transport width5.84 ft
Low 2.65 ftAverage 4.91 ftHigh 6.5 ft
About 19% wider than the Cat mini excavators database average. Around the 70th percentile within this Cat mini excavators dataset.
Max. digging depth11.32 ft
Low 5.73 ftAverage 9.63 ftHigh 12.45 ft
About 18% higher than the Cat mini excavators database average. Around the 83rd percentile within this Cat mini excavators dataset.
This model Cat mini excavators average
Useful conversions and calculated specifications
Machine weight
8,157 lb (3,700 kg)
Engine power
38.9 hp (29 kW)
Bucket capacity
2.5 ft³ (0.07 m³)
Transport length
15.81 ft (4.82 m)
Transport width
5.84 ft (1.78 m)
Transport height
8.2 ft (2.5 m)
Max. digging depth
11.32 ft (3.45 m)
Max. digging reach
18.44 ft (5.62 m)
Engine displacement
115.9 cu in (1.9 L)
Power-to-weight
4.8 hp/1,000 lb (10.5 hp/tonne)
Cat 303.5C CR FAQ
What years is the Cat 303.5C CR listed for?
The available source specifications list the Cat 303.5C CR for 2006-2010.
How much does a Cat 303.5C CR weigh?
The listed machine weight is about 8,157 lb (3,700 kg).
How much horsepower does the Cat 303.5C CR have?
The engine is listed at approximately 38.9 hp (29 kW).
How deep can the Cat 303.5C CR dig?
The listed maximum digging depth is about 11.32 ft (3.45 m).
What is the digging reach of the Cat 303.5C CR?
The listed digging reach is about 18.44 ft (5.62 m).
How wide is the Cat 303.5C CR?
The listed transport width is about 5.84 ft (1.78 m). Bucket width can differ by attachment.
Model information
Listed years
2006-2010
Machine type
Mini Excavator
Capacity and performance
Weight
8,157 lb (3,700 kg)
Bucket capacity
2.5 ft³ (0.07 m³)
Tear-out force
21.6 kN
Travel speed
High
Digging dimensions
Dredging depth
11.32 ft (3.45 m)
Max. reach horizontal
18.44 ft (5.62 m)
Dimensions and undercarriage
Transport length
15.81 ft (4.82 m)
Transport width
5.84 ft (1.78 m)
Transport height
8.2 ft (2.5 m)
Track width
11.8 in (300 mm)
Engine specifications
Engine type
S3Q2-T
Engine power
38.9 hp (29 kW)
Displacement
115.9 cu in (1.9 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.
