Cat 303E vs. Cat 308E2 CR Mini excavators Comparison

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

Comparison

Highlight differences

Cat 303 Mini excavators

303E

Cat 308 Mini excavators

308E2 CR

General

Engine model

Engine model C1.3-EF04

Engine model Cat C3.3B

Operating weight

Operating weight 3,310 kg

Operating weight 8,400 kg

Max dump height

Max dump height 3.16 m

Max dump height 5,380 mm

Boom length

Boom length 2.2 m

Boom length 4.4 m

Bucket width

Bucket width 610 mm

Bucket width 700 mm

Bucket capacity

Bucket capacity 0.13 m3

Bucket capacity 0.84 cu m

Max speed forward

Max speed forward 4.83 kph

Max speed forward 5.63 kph

Max digging depth

Max digging depth 3,010 mm

Max digging depth 4,190 mm

Max digging reach

Max digging reach 5,270 mm

Max digging reach 7,250 mm

Years

Years 2020-2025

Years 2017-2025

Market Average

Market Average AED 129,000

Market Average AED 346,000

Price

Price AED 105,000

Price AED 310,000

Engine

Displacement

Displacement 1,319 cm3

Displacement 3,329.86 cu cm

Gross power

Gross power 17.6 kw

Gross power 49.66 kw

Bore

Bore 7.87 cm

Bore 9.4 cm

Stroke

Stroke 9.4 cm

Stroke 11.94 cm

Operational specifications

Blade width

Blade width 1 m

Blade width -

Arm crowding force

Arm crowding force 16.99 kN

Arm crowding force 38 kN

Swing speed

Swing speed -

Swing speed 9.8 rpm

Refill capacities

Engine oil cap

Engine oil cap 5.68 liter

Engine oil cap 11.36 liter

Undercarriage

Track width

Track width 300 mm

Track width 4.5 cm

Track gauge

Track gauge 1.25 m

Track gauge 2.01 m

Drawbar Pull

Drawbar Pull -

Drawbar Pull 62 kN

Track length

Track length -

Track length 2.85 m

Attachments

Bucket digging force

Bucket digging force 26.67 kN

Bucket digging force 51 kN

Dimensions

Height - top of cab

Height - top of cab 2.5 m

Height - top of cab 2.68 m

Blade height

Blade height 40.64 cm

Blade height -

Ground clearance

Ground clearance 0.33 m

Ground clearance -

Width over tracks

Width over tracks 1.55 m

Width over tracks -

Turning radius

Turning radius 0.91 m

Turning radius -

Overall Length

Overall Length 4.69 m

Overall Length -

Hydraulic system

Pump flow cap

Pump flow cap 49.77 lpm

Pump flow cap 160 lpm

Relief valve pressure

Relief valve pressure -

Relief valve pressure 241.31 bar

Service refill capacities

Cooling fluid cap

Cooling fluid cap 3.79 liters

Cooling fluid cap 14 liter

Fuel cap

Fuel cap 45 liter

Fuel cap 140 liter

Hydraulic fluid cap

Hydraulic fluid cap 68.89 liter

Hydraulic fluid cap 82.13 liter

Performance

Looking at performance technical specs and key features the Cat 303E Mini excavators excels in terms of engine power at and operating weight 3310 compared to other models like the Cat 308E2 CR Mini excavators.

User rating

Owners operators and fleet managers recommend the Cat 303E Mini excavators for its high reliability and endurance in diverse applications. The same can be said about the Cat 308E2 CR Mini excavators.