The Cat 303.5C is a mini excavator listed for 2006-2010. Key specifications include a listed machine weight of about 8,356 lb and approximately 38.9 hp.
Key specifications
2006-2010Model years
8,356 lbMachine weight
38.9 hpEngine power
4.27 ftTransport width
Cat 303.5C 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 4.27 ft
Side-view transport envelope
Length 15.81 ft • Height 8.2 ft
How the Cat 303.5C compares
These figures compare this machine with other Caterpillar mini excavators in this specifications database. They are descriptive database comparisons, not performance ratings.
Machine weight8,356 lb
Low 2,620 lbAverage 7,373 lbHigh 11,905 lb
About 13% heavier than the Cat mini excavators database average. Around the 62nd 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.
Transport width4.27 ft
Low 2.65 ftAverage 4.91 ftHigh 6.5 ft
About 13% narrower than the Cat mini excavators database average. Around the 33rd percentile within this Cat mini excavators dataset.
This model Cat mini excavators average
Useful conversions and calculated specifications
Machine weight
8,356 lb (3,790 kg)
Engine power
38.9 hp (29 kW)
Transport length
15.81 ft (4.82 m)
Transport width
4.27 ft (1.3 m)
Transport height
8.2 ft (2.5 m)
Engine displacement
115.9 cu in (1.9 L)
Power-to-weight
4.7 hp/1,000 lb (10.3 hp/tonne)
Cat 303.5C FAQ
What years is the Cat 303.5C listed for?
The available source specifications list the Cat 303.5C for 2006-2010.
How much does a Cat 303.5C weigh?
The listed machine weight is about 8,356 lb (3,790 kg).
How much horsepower does the Cat 303.5C have?
The engine is listed at approximately 38.9 hp (29 kW).
How wide is the Cat 303.5C?
The listed transport width is about 4.27 ft (1.3 m). Bucket width can differ by attachment.
Model information
Listed years
2006-2010
Machine type
Mini Excavator
Capacity and performance
Weight
8,356 lb (3,790 kg)
Bucket width
70.1 in (1.78 m)
Dimensions and undercarriage
Transport length
15.81 ft (4.82 m)
Transport width
4.27 ft (1.3 m)
Transport height
8.2 ft (2.5 m)
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
Rubber track
No
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.
