Mini Excavators

Caterpillar 303.5

Compact and versatile mini. Great for tight-access residential work. Strong rental demand in the 3.5-ton class.

24.8 HP8.1k lbs20172026MSRP $58,000

Typical Resale Values

Estimated fair market value in good condition

2023 Model

3 years old

$32,500$44,000

2021 Model

5 years old

$24,500$33,000

2018 Model

8 years old

$11,000$15,000

* Estimates based on MSRP depreciation. Actual value depends on hours, condition, and market.Get an exact valuation →

Caterpillar 303.5 Specifications

Horsepower24.8 HP
Operating Weight8,100 lbs
Year Range2017–2026
Base MSRP (New)$58,000
Avg Annual Hours700 hrs/yr

Known Issues to Watch For

Common problem areas reported by owners and service technicians.

Popular Attachments

Common attachments that can add significant value to this machine.

thumbtilt bucketauger

Include your attachments when you request a valuation for a more accurate estimate.

What Affects Caterpillar 303.5 Value?

Hours

Average usage is ~700 hours/year. Lower hours command a premium, while machines over 5,600 hours see steeper discounts.

Condition

Excellent condition machines can bring 15-25% more than average units. Structural damage, leaks, and worn undercarriage reduce value significantly.

Location & Market

Regional demand, transportation costs, and local construction activity all affect pricing. Markets in the South and Midwest typically see higher demand.

Attachments

Attachments like thumb and tilt bucket add value. Include them in your valuation for a complete picture.

Service History

Documented maintenance history with dealer records can add 5-10% to the value. Unknown service history creates buyer hesitation and lowers offers.

Model Year & Gen

Production years 2017–2026. Newer emissions-compliant models (Tier 4 Final) generally retain value better than older generations.

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Frequently Asked Questions

Common questions about the Caterpillar 303.5, answered by EquipBook's equipment experts.

How much is a Caterpillar 303.5 worth?
A Caterpillar 303.5 is typically worth between $11,000 and $44,000 depending on year, hours, and condition. A 2023 model in good condition is worth $32,500–$44,000, while a 2018 model averages $11,000–$15,000. Get a free instant valuation at equipbook.ai/valuate.
What does a Caterpillar 303.5 weigh?
The Caterpillar 303.5 has an operating weight of 8,100 lbs (4.0 tons). This is a compact mini excavator in the Caterpillar lineup.
What is the horsepower of a Caterpillar 303.5?
The Caterpillar 303.5 is powered by a 24.8 HP engine. This mini excavator was produced from 2017 to 2026 with a base MSRP of $58,000.
How fast does a Caterpillar 303.5 depreciate?
A Caterpillar 303.5 loses approximately 13-17% of its value per year. A 3-year-old model retains about 66% of its MSRP, while a 5-year-old model retains about 50%. Average annual usage is 700 hours; machines with lower hours depreciate slower.
What are common problems with the Caterpillar 303.5?
Common issues reported with the Caterpillar 303.5 include: rubber track cracking; boom cylinder weeping; blade cylinder seal failures. Regular maintenance and pre-purchase inspections can help identify these problems early.

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