Cat 973C vs. Komatsu D31S-20 Crawler loaders Comparison

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

Comparison

Highlight differences

Cat 973 Crawler loaders

Komatsu D31P Crawler loaders

Engine

Alternator supplied amperage

Alternator supplied amperage 65 Amh

Alternator supplied amperage -

Aspiration

Aspiration Turbocharged

Aspiration -

Net power

Net power 180.46 kw

Net power 52.05 kw

Number of cylinders

Number of cylinders 6

Number of cylinders -

Power measured @

Power measured @ 1,800 rpm

Power measured @ 2,350 rpm

Years

Years 1986-2025

Years 1993-2002

Market Average

Market Average AED 397,000

Market Average AED 120,000

Price

Price AED 78,000

Price AED 40,000

Loader

Breakout force

Breakout force 21,768.83 kg

Breakout force 6,395.66 kg

General

Bucket capacity

Bucket capacity 2.83 cu m

Bucket capacity 0.84 cu m

Displacement

Displacement 8,799.87 cu cm

Displacement 3,921.43 cu cm

Engine model

Engine model Cat C9 ACERT

Engine model S4D102E

Loader dump height

Loader dump height 3.35 m

Loader dump height 2.56 m

Loader dump reach

Loader dump reach 1.31 m

Loader dump reach 0.82 m

Max speed forward

Max speed forward 9.01 kph

Max speed forward 6.6 kph

Operating voltage

Operating voltage 24 V

Operating voltage -

Operating weight

Operating weight 26,377 kg

Operating weight 6,780 kg

Tipping load

Tipping load 20,252 kg

Tipping load 4,260 kg

Service refill capacities

Cooling fluid cap

Cooling fluid cap 41.64 liter

Cooling fluid cap -

Fuel cap

Fuel cap 427.71 liter

Fuel cap 115.06 liter

Hydraulic fluid cap

Hydraulic fluid cap 168.81 liter

Hydraulic fluid cap -

Operating specifications

Raise time

Raise time 7 s

Raise time -

Lower time

Lower time 3 s

Lower time -

Refill capacities

Engine oil cap

Engine oil cap 29.14 liter

Engine oil cap -

Final drives fluid cap

Final drives fluid cap 28.39 liter

Final drives fluid cap -

Dimensions

Ground clearance

Ground clearance 0.46 m

Ground clearance -

Height - top of cab

Height - top of cab 3.51 m

Height - top of cab 2.65 m

Length with bucket

Length with bucket 7.1 m

Length with bucket 4.11 m

Width over tracks

Width over tracks 2.59 m

Width over tracks 1.8 m

Undercarriage

Ground contact area

Ground contact area 74,430.21 cu cm

Ground contact area -

Ground pressure

Ground pressure 0.88 bar

Ground pressure 0.53 bar

Number of shoes per side

Number of shoes per side 40

Number of shoes per side -

Number of track rollers per side

Number of track rollers per side 7

Number of track rollers per side 5

Track gauge

Track gauge 2.08 m

Track gauge 1.45 m

Track length

Track length 2.93 m

Track length 1.89 m

Track width

Track width 50.04 cm

Track width 33.02 cm

Hydraulic system

Pump flow cap

Pump flow cap 334.97 lpm

Pump flow cap -

Pump type

Pump type Hydrostatic drive/piston

Pump type -

Relief valve pressure

Relief valve pressure 189.95 bar

Relief valve pressure -

Performance

Looking at performance technical specs and key features the Cat 973C Crawler loaders excels in terms of engine power at and operating weight compared to other models like the Komatsu D31S-20 Crawler loaders.

User rating

Owners operators and fleet managers recommend the Cat 973C Crawler loaders for its high reliability and endurance in diverse applications. The same can be said about the Komatsu D31S-20 Crawler loaders.