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Cat 432 vs JCB 3DX

The Cat 432 is the heavier machine, at 8.44 t against 7.52 t, and the Cat 432 has more power (70 kW against 68.6 kW).

The Cat 432 is ahead on: more power, digs deeper, reaches further, dumps higher, more hydraulic flow, bigger fuel tank, lower to transport. The JCB 3DX is ahead on: more torque, bigger bucket or body, turns tighter.

Below, every figure both makers publish sits side by side, with the Cat 432 and the JCB 3DX drawn to the same scale from their dimension drawings.

  1. Cat · backhoe loader

    Cat 432

    Full specsPDF

  2. JCB · backhoe loader

    JCB 3DX

    Full specsPDF

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At a glance

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

FigureCat 432JCB 3DX
Operating weight8,444 kg7,524 kg
Gross powerHigher is better75 kW+9%68.6 kW
Max torqueHigher is better397 Nm408 Nm+3%
Max dig depthHigher is better4.298 m+1%4.24 m
Reach at ground level, from slew centreHigher is better5.651 m+5%5.4 m
Dump height with standard bucketHigher is better2.78 m+1%2.74 m
Shovel capacityHigher is better1.03 m³1.1 m³+7%
Pump flowHigher is better187 L/min+52%123 L/min
Fuel tankHigher is better160 L+25%128 L
Turning circle, outside widest loader bucketLower is better10.745 m9.79 m+9%
Cab roof heightLower is better2.822 m+2%2.87 m
Total travel length5.731 m5.96 m

All specifications

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

Dimensions

Overall length in roading position5.744 mNot published
Total travel length5.731 m5.96 m
Total travel height3.806 mOverall transportation height3.61 m
Overall width2.352 mNot published
Cab roof height2.822 mHeight to top of cab/canopy2.87 m
Height to top of exhaust stack2.715 mNot published
Rear axle centreline to front grille2.705 mNot published
Wheelbase2.2 m2WD/AWD2.24 m
Shovel width (GP shovel)2.406 m2.35 m
Turning circle, outside front wheels8.205 mAWD, inner wheel not brakedNot published
Turning circle, outside widest loader bucket10.745 mAWD, inner wheel not braked9.79 minner wheel braked
Slew centre to rear axle centreNot published1.32 m
Ground clearance (stabiliser foot)Not published0.36 m
Slew ground clearanceNot published0.53 m
Rear frame widthNot published2.24 m

Stabilisers

Stabiliser spread, operating (outside)2.352 mNot published

Backhoe performance

Max dig depth4.298 mSAE maximum, 4.3 m standard stick4.24 m
Max dig depth (manufacturer's maximum)4.778 m4.3 m standard stickNot published
Max dig depth (4.9 m E-stick extended)5.665 mSAE maximumNot published
Digging depth, 2400 mm flat bottom3.915 mNot published
Digging depth, 600 mm flat bottom4.255 mNot published
Reach at ground level, from slew centre5.651 m5.4 m
Reach at ground level, from slew centre (4.9 m E-stick extended)7.079 mNot published
Reach from rear axle centreline at ground line6.741 m6.72 m
Max load-over height3.991 mLoading height, standard stick4.18 m
Loading reach1.69 mNot published
Maximum operating height (backhoe)5.665 mNot published
Bucket tearout force63 kN5,700 kgf
Dipper tearout force43 kN3,010 kgf
Swing arc180°Not published
Bucket rotation205°185°

Loader performance

Shovel capacity1.03 m³MP bucket, SAE rated (GP bucket 1.0 m³)1.1 m³GP shovel
Lift capacity to full height3,488 kgNot published
Shovel breakout force60 kN6,010 kgf
Lift breakout force53 kN5,300 kgf
Tipping load at breakout point6,674 kgNot published
Dump height with standard bucket2.78 m2.74 m
Maximum hinge pin height3.462 mNot published
Dump angle at full height45°43°
Dump reach at maximum angle0.732 mNot published
Maximum bucket rollback at ground level39°Not published
Loader digging depth0.132 mNot published
Grille to bucket cutting edge, carry position1.471 mNot published
Maximum operating height (loader)4.365 mNot published

Weight

Operating weight8,444 kg7,524 kg
Operating weight (maximum, ROPS capacity)11,000 kgNot published
Shipping weightNot published7,314 kg

Engine

Engine modelCat 3054C, mechanical turbo, 74.5 kWJCB DIESELMAX 444, turbocharged
EmissionsTier 2 equivalent (3054C); Tier 3 equivalent (optional C4.4)Not published
Displacement4.4 L4.4 L
Bore105 mmNot published
Stroke127 mmNot published
Gross power75 kW (102 hp)68.6 kW (92 hp)at 2,200 rpm
Gross power (ISO 14396)74.5 kW (101 hp)At 2,200 rpm, both enginesNot published
Net power70 kW (95 hp)Not published
Max torque397 Nm408 Nmat 1,200 rpm
CylindersNot published4

Transmission

TransmissionPowershift 4F/3R (standard); 6F/3R auto-shift optional, with or without lock-up torque converterNot published
Top speed40 km/hNot published
TypeNot publishedJCB Synchro Shuttle, torque converter
GearsNot published4 forward, 4 reverse
Speed, gear 1Not published7.3 km/h
Speed, gear 2Not published11.7 km/h
Speed, gear 3Not published22 km/h
Top speed, gear 4Not published40 km/h

Hydraulics

Hydraulic systemClosed center; variable-flow axial piston pumpNot published
Pump flow187 L/minAt 2,200 rpm123 L/min
Max pressure250 barSystem pressure, backhoe and loaderNot published
PumpNot published2-section gear pump
Main relief valveNot published228 bar

Tyres

Front tyres12.5/80-18 SGL12.5x18-12PR
Rear tyres16.9-2816.9x28-12PR

Service capacities

Fuel tank160 L128 L
Engine oil, with filter9 L14 L
Cooling system18 LWith A/C16.5 L
Diesel exhaust fluid (DEF)19 LNot published
Hydraulic system, with tank95 L130 L
Hydraulic tank42 LNot published
Transmission, power shift (AWD)19 LNot published
Rear axle16 LJCB PD70, Max-Trac differential
Front axle (AWD)11 LNot published
Final drive, front (each)0.7 LNot published
Final drive, rear (each)1.7 LNot published
Gearbox, with filterNot published16 L

Service intervals

Engine oil and filter500 hoursor 12 months500 hours
Transmission oil1,000 hours1,000 hours
Axle oil1,000 hours1,000 hours
Hydraulic oil3,000 hoursWith Cat HYDO Advanced 102,000 hours
Coolant12,000 hoursCat ELC, or 72 monthsNot published
Hydraulic filterNot published500 hours
Transmission filterNot published500 hours

Backhoe

Side reach to machine centre lineNot published6.02 m
Max working heightNot published5.97 m
Total kingpost travelNot published1.06 m

Loader

Max payloadNot published1,850 kg
Max lift heightNot published3.23 m
Load-over heightNot published3.23 m
Pin heightNot published3.45 m
Reach at groundNot published1.4 m

Axles, brakes and tyres

Front axleNot publishedJCB SD55, 4WD steer, 16° oscillation
Service brakesNot publishedOil-immersed multi-disc, rear axle
ElectricsNot published12 V, 130 Ah battery, 90 A alternator

Sources: Cat 432 Backhoe Loader spec sheet AEHQ8258-01 (05-2020), AME / CIS / ANZP / SEA · JCB 3DX specification sheet 9999/5544B, issue 1 (06/13)

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
Cat 432JCB 3DXSame scale, front edges and ground lined up.

Cat 432 vs JCB 3DX: questions

Which is bigger, the Cat 432 or JCB 3DX?

By operating weight the Cat 432 is the biggest at 8.44 t, then the JCB 3DX at 7.52 t.

Which has more power, the Cat 432 or JCB 3DX?

The Cat 432: Cat 432 75 kW (102 hp), JCB 3DX 68.6 kW (92 hp) (gross power), a 9% difference.

Which digs deeper, the Cat 432 or JCB 3DX?

The Cat 432: Cat 432 4.298 m, JCB 3DX 4.24 m (max dig depth), a 1% difference.

Which reaches further, the Cat 432 or JCB 3DX?

The Cat 432: Cat 432 5.651 m, JCB 3DX 5.4 m (reach at ground level, from slew centre), a 5% difference.

Which has the bigger bucket, the Cat 432 or JCB 3DX?

The JCB 3DX: Cat 432 1.03 m³, JCB 3DX 1.1 m³ (shovel capacity), a 7% difference.

Which has the bigger fuel tank, the Cat 432 or JCB 3DX?

The Cat 432: Cat 432 160 L, JCB 3DX 128 L (fuel tank), a 25% difference.

Which turns tighter, the Cat 432 or JCB 3DX?

The JCB 3DX: Cat 432 10.745 m, JCB 3DX 9.79 m (turning circle, outside widest loader bucket), a 9% 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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