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Bobcat E50 vs Kubota KX057-4

The Kubota KX057-4 is the heavier machine, at 5.6 t against 5.15 t, and the Bobcat E50 has more power (37.1 kW against 33.8 kW).

The Bobcat E50 is ahead on: more power, narrower to transport. The Kubota KX057-4 is ahead on: digs deeper, reaches further, dumps higher, bigger fuel tank, faster.

Below, every figure both makers publish sits side by side, with the Bobcat E50 and the Kubota KX057-4 drawn to the same scale from their dimension drawings.

  1. Bobcat · mini excavator

    Bobcat E50

    Full specsPDF

  2. Kubota · mini excavator

    Kubota KX057-4

    Full specsPDF

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At a glance

Bold is the machine ahead on each figure, with its lead.

FigureBobcat E50Kubota KX057-4
Operating weight5,151 kg5,600 kg
Gross powerHigher is better37.1 kW+5%35.5 kW
Max digging depthHigher is better3.478 m3.865 m+11%
Max reach at ground levelHigher is better5.889 m6.11 m+4%
Max dumping heightHigher is better3.915 m4.18 m+7%
Fuel tankHigher is better72 L75 L+4%
Travel speed (high)Higher is better4.5 km/h4.9 km/h+9%
Overall widthLower is better1.849 m+6%1.96 m

All specifications

Every figure the makers publish. Search for one, or show only those that differ.

Dimensions

Overall width1.849 m1.96 m
Overall lengthNot published5.52 m
Overall heightNot published2.55 m
Ground clearance (minimum)Not published0.31 m
Track length on groundNot published1.99 mtumbler distance
Track lengthNot published2.5 mcrawler length
Shoe widthNot published0.4 mrubber

Performance

Max digging depth3.478 mStandard arm; 3,878 mm with long arm3.865 m
Max reach at ground level5.889 mStandard arm; 6,278 mm with long arm6.11 mmax digging radius at ground
Max dumping height3.915 m4.18 m
Bucket digging force42 kN5,070 kgfmax breakout force, bucket
Arm digging force31 kN2,560 kgfmax breakout force, arm
Rated lift capacity3,060 kgNot published
Travel speed (high)4.5 km/h4.9 km/h
Travel speed (low)2.8 km/h2.8 km/h

Weight

Operating weight5,151 kg5,351 kg with long arm and counterweight5,600 kg
Ground pressure29.0 kPa0.323 kgf/cm2 (4.59 psi) rubber tracks
Track width0.4 mStandard trackNot published

Engine

EmissionsTier 4Not published
Gross power37.1 kW (49.7 hp)35.5 kW (47.6 HP)SAE J1995, at 2,200 rpm
Engine modelNot publishedKubota V2607-DI
DisplacementNot published2.6 L
Net powerNot published33.8 kW (45.4 HP)SAE J1349, at 2,200 rpm

Hydraulics

Auxiliary circuit flow76 L/minNot published
Auxiliary circuit relief210 barAuxiliary hydraulic pressureNot published
Pump flowNot published56.1 L/min (14.8 gpm) variable x 2 + 37.0 L/min (9.8 gpm) gear
Auxiliary flowNot published75 L/minAUX1; AUX2 37 L/min (9.8 gpm)

Service capacities

Fuel tank72 L75 L
Hydraulic tankNot published45 Lreservoir
Hydraulic system, with tankNot published79 L

Working range

Max digging heightNot published5.74 m
Max vertical wall digging depthNot published1.71 m
Max digging reachNot published6.24 mmax digging radius
Min turning radiusNot published2.42 m
Tail swing radiusNot published1.27 m
Swing speedNot published9.3 rpm
Boom swingNot published70 deg. left / 55 deg. right
Max traction forceNot published6,567 kgf

Blade

Blade widthNot published1.96 m
Blade heightNot published0.41 m
Max blade heightNot published0.44 m
Max blade depthNot published0.41 m

Sources: Bobcat Latin America E50 Mini Excavator product page (specifications) · Kubota KX057-4 brochure 8783-02-CL (Kubota Canada, 2009-09), copy on kitchingplanthire.co.uk

Drawn to scale

Side views measured off each maker's dimension drawing, front edges and ground lined up.

0 m1 m2 m3 m4 m5 m
Bobcat E50Kubota KX057-4Same scale, front edges and ground lined up.

Bobcat E50 vs Kubota KX057-4: questions

Which is bigger, the Bobcat E50 or Kubota KX057-4?

By operating weight the Kubota KX057-4 is the biggest at 5.6 t, then the Bobcat E50 at 5.15 t.

Which has more power, the Bobcat E50 or Kubota KX057-4?

The Bobcat E50: Bobcat E50 37.1 kW (49.7 hp), Kubota KX057-4 35.5 kW (47.6 HP) (gross power), a 5% difference.

Which digs deeper, the Bobcat E50 or Kubota KX057-4?

The Kubota KX057-4: Bobcat E50 3.478 m, Kubota KX057-4 3.865 m (max digging depth), a 11% difference.

Which reaches further, the Bobcat E50 or Kubota KX057-4?

The Kubota KX057-4: Bobcat E50 5.889 m, Kubota KX057-4 6.11 m (max reach at ground level), a 4% difference.

Which has the bigger fuel tank, the Bobcat E50 or Kubota KX057-4?

The Kubota KX057-4: Bobcat E50 72 L, Kubota KX057-4 75 L (fuel tank), a 4% difference.

Which is narrower to transport, the Bobcat E50 or Kubota KX057-4?

The Bobcat E50: Bobcat E50 1.849 m, Kubota KX057-4 1.96 m (overall width), a 6% difference.

Where do these figures come from?

Each model's own published spec sheet or brochure, linked under the table. Builds differ by market and year, so confirm the figures for a particular machine with its dealer.

Can I rent or buy these machines in the UAE?

Each model's page lists the ones for hire and for sale on EquipmentsFinder now, with typical prices in AED.

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