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WorksiteMachines

Comparison · Excavator

Caterpillar 313 vs Caterpillar 320

The Caterpillar 320 is about 67% heavier than the Caterpillar 313 (22,500 vs 13,500 kg), which usually means more stability and lifting capacity but higher transport weight.

The Caterpillar 320 has about 61% more engine power (121 kW (162 hp) vs 75 kW (101 hp)).

Caterpillar Caterpillar 313
Caterpillar 320 hydraulic excavator digging on a site
Caterpillar Caterpillar 320
Operating weight 13,500 kg (29,800 lb)22,500 kg (49,600 lb)
Engine power 75 kW (101 hp)121 kW (162 hp)
Net power ≈75 kW (100 hp)≈121 kW (162 hp)
Max. digging depth ≈6.0 m (19 ft 8 in)≈6.7 m (22 ft)
Engine Cat C3.6Cat C7.1
Max. reach at ground level —≈9.9 m (32 ft 6 in)
Bucket capacity —0.9–1.5 m³ (1.2–2.0 yd³)
Fuel tank —≈345 L (91 US gal)
Emissions —EPA Tier 4 Final / EU Stage V
Strengths
  • + Factory grade technology in a small excavator
  • + Easy to transport
  • + Low fuel consumption
  • + Factory-integrated Cat Grade with 2D and Assist features
  • + Up to 25% lower maintenance cost than the previous F-series, according to Cat
  • + Excellent resale value and dealer support worldwide
Watch-outs
  • − Less lifting capacity than 20-tonne machines
  • − Higher purchase price than most rivals
  • − Technology packages add significant cost
  • − Electronic complexity can mean dealer-only diagnostics
Full 313 reviewFull 320 review

Specifications are typical figures for standard configurations and may be measured differently by each manufacturer (for example net vs gross power). Always confirm with the manufacturer or dealer. Build another comparison.