Cat 320D vs. Cat 30700 Medium excavators Comparison

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

Comparison

Highlight differences

Cat 320 Medium excavators

320

Cat 307 Mini excavators

30700

General

Engine model

Engine model Cat C4.4 ACERT

Engine model -

Operating weight

Operating weight 21,300 kg

Operating weight 7,391 kg

Max digging depth

Max digging depth 6,210 mm

Max digging depth 4,053.84 mm

Max dump height

Max dump height 7,340 mm

Max dump height 6,045.2 mm

Max digging reach

Max digging reach 9,650 mm

Max digging reach 6,187.44 mm

Boom length

Boom length 5.8 m

Boom length 1.4 m

Bucket width

Bucket width 900 mm

Bucket width -

Bucket capacity

Bucket capacity 1.1 cu m

Bucket capacity -

Max speed forward

Max speed forward 5.5 kph

Max speed forward 5.15 kph

Gradeability

Gradeability 70 º

Gradeability -

Years

Years 2017-2025

Years 2018-2021

Market Average

Market Average AED 950,000

Market Average AED 158,000

Price

Price AED 450,000

Price AED 128,000

Engine

Gross power

Gross power 103.65 kw

Gross power 37.73 kw

Displacement

Displacement 4,400 cu cm

Displacement 2,400.71 cu cm

Bore

Bore -

Bore 8.64 cm

Stroke

Stroke -

Stroke 10.16 cm

Service refill capacities

Fuel cap

Fuel cap 400 liter

Fuel cap 135.12 liter

Hydraulic fluid cap

Hydraulic fluid cap 170 liter

Hydraulic fluid cap 77.97 liter

Cooling fluid cap

Cooling fluid cap -

Cooling fluid cap 14 liter

Operational specifications

Swing speed

Swing speed 10.9 rpm

Swing speed -

Arm crowding force

Arm crowding force 106 kN

Arm crowding force 37.07 kN

Blade width

Blade width -

Blade width 276 cm

Attachments

Bucket digging force

Bucket digging force 133 kN

Bucket digging force 50.56 kN

Undercarriage

Drawbar Pull

Drawbar Pull 178 kN

Drawbar Pull 33.78 kN

Track width

Track width 6 cm

Track width 18.29 cm

Track length

Track length 3.9 m

Track length 2.29 m

Dimensions

Height - top of cab

Height - top of cab 2.89 m

Height - top of cab 2.5 m

Blade height

Blade height -

Blade height 44.45 cm

Overall Length

Overall Length -

Overall Length 5.05 m

Hydraulic system

Pump flow cap

Pump flow cap 259 lpm

Pump flow cap 154.81 lpm

Relief valve pressure

Relief valve pressure 329.98 bar

Relief valve pressure -

Refill capacities

Engine oil cap

Engine oil cap 15 liter

Engine oil cap 10.98 liter

Performance

Looking at performance technical specs and key features the Cat 320D Medium excavators excels in terms of engine power at and operating weight 21300 compared to other models like the Cat 30700 Medium excavators.

User rating

Owners operators and fleet managers recommend the Cat 320D Medium excavators for its high reliability and endurance in diverse applications. The same can be said about the Cat 30700 Medium excavators.