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Cat 307.5 vs. Komatsu PC78UU-6 Mini excavators Comparison

Compare available technical data for Excavators. Find the right details to make your decision easier.

Comparison

Highlight differences

Cat 307 Mini excavators

Komatsu PC78 Mini excavators

Dimensions
Blade height 43.18 cm
Blade height -
Overall Length 6.26 m
Overall Length -
Height - top of cab 2.5 m
Height - top of cab -
Years 2018-2021
Years 2000-2014
Market Average AED 158,000
Market Average AED 100,000
Price AED 128,000
Price AED 20,000
General
Blade width 228.6 cm
Blade width -
Max dump height 7,757.16 mm
Max dump height 5,290 mm
Max digging reach 6,804.66 mm
Max digging reach -
Boom length 1.68 m
Boom length 3.27 m
Max digging depth 4,107.18 mm
Max digging depth -
Displacement 2,425.29 cu cm
Displacement 3,261 cu cm
Bucket digging force 54.55 kN
Bucket digging force 61.3 kN
Max speed forward 4.99 kph
Max speed forward 4.5 kph
Operating weight 8,233 kg
Operating weight 7,700 kg
Bucket width -
Bucket width 630 mm
Gradeability -
Gradeability 35 º
Engine model -
Engine model S4D95LE-3
Bucket capacity -
Bucket capacity 0.28 cu m
Max digging depth -
Max digging depth 4,230 mm
Max digging reach -
Max digging reach 6,400 mm
Undercarriage
Track width 22 cm
Track width 45 cm
Track length 2.88 m
Track length 2.9 m
Drawbar Pull 26.03 kN
Drawbar Pull 65.1 kN
Engine
Bore 8.64 cm
Bore -
Gross power 41.69 kw
Gross power -
Stroke 10.16 cm
Stroke -
Net power -
Net power 40.2 kw
Operational specifications
Arm crowding force 37.8 kN
Arm crowding force 40.4 kN
Swing speed -
Swing speed 10 rpm
Hydraulic system
Pump flow cap 166.54 lpm
Pump flow cap 160 lpm
Relief valve pressure -
Relief valve pressure 270 bar
Service refill capacities
Cooling fluid cap 9.84 liter
Cooling fluid cap -
Fuel cap 143.83 liter
Fuel cap 125 liter
Hydraulic fluid cap 102.2 liter
Hydraulic fluid cap 120 liter
Refill capacities
Engine oil cap 9.46 liter
Engine oil cap -

Performance

Looking at performance technical specs and key features the Cat 307.5 Mini excavators excels in terms of engine power at and operating weight 8233 compared to other models like the Komatsu PC78UU-6 Mini excavators.

User rating

Owners operators and fleet managers recommend the Cat 307.5 Mini excavators for its high reliability and endurance in diverse applications. The same can be said about the Komatsu PC78UU-6 Mini excavators.

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build datetime: 7/6/2026, 12:00:29 PM