Cat 420 vs Cat 432
The Cat 432 is the heavier machine, at 8.44 t against 7.83 t, and the Cat 432 has more power (70 kW against 68 kW).
The Cat 420 is ahead on: more power, more torque, reaches higher, faster, narrower to transport, lower to transport. The Cat 432 is ahead on: digs deeper, reaches further, dumps higher, bigger bucket or body, lifts or carries more, more digging or pushing force.
Below, every figure both makers publish sits side by side, with the Cat 420 and the Cat 432 drawn to the same scale from their dimension drawings.
At a glance
Bold is the machine ahead on each figure, with its lead.
| Figure | Cat 420 | Cat 432 |
|---|---|---|
| Operating weight | 7,834 kg | 8,444 kg |
| Gross powerHigher is better | 76 kW+1% | 75 kW |
| Max torqueHigher is better | 436 Nm+10% | 397 Nm |
| Max dig depthHigher is better | 4.278 m | 4.298 m |
| Reach at ground level, from slew centreHigher is better | 5.6 m | 5.651 m+1% |
| Dump height with standard bucketHigher is better | 2.758 m | 2.78 m+1% |
| Maximum hinge pin heightHigher is better | 3.488 m+1% | 3.462 m |
| Shovel capacityHigher is better | 0.96 m³ | 1.03 m³+7% |
| Tipping load at breakout pointHigher is better | 6,663 kg | 6,674 kg |
| Shovel breakout forceHigher is better | 50 kN | 60 kN+20% |
| Top speedHigher is better | 41 km/h+3% | 40 km/h |
| Overall widthLower is better | 2.248 m+4% | 2.352 m |
| Cab roof heightLower is better | 2.815 m | 2.822 m |
| Total travel length | 7.163 m | 5.731 m |
All specifications
Every figure the makers publish. Search for one, or show only those that differ.
Dimensions
Backhoe performance
Loader performance
Weight
Engine
Transmission
Hydraulics
Tyres
Service capacities
Service intervals
Sources: Cat 420 Backhoe Loader specalog AEHQ8243-04 (2026) · Cat 432 Backhoe Loader spec sheet AEHQ8258-01 (05-2020), AME / CIS / ANZP / SEA
Drawn to scale
Side views measured off each maker's dimension drawing, front edges and ground lined up.
Cat 420 vs Cat 432: questions
Which is bigger, the Cat 420 or Cat 432?
By operating weight the Cat 432 is the biggest at 8.44 t, then the Cat 420 at 7.83 t.
Which has more power, the Cat 420 or Cat 432?
The Cat 420: Cat 420 76 kW (102 hp), Cat 432 75 kW (102 hp) (gross power), a 1% difference.
Which digs deeper, the Cat 420 or Cat 432?
The Cat 432: Cat 420 4.278 m, Cat 432 4.298 m (max dig depth), a 0% difference.
Which reaches further, the Cat 420 or Cat 432?
The Cat 432: Cat 420 5.6 m, Cat 432 5.651 m (reach at ground level, from slew centre), a 1% difference.
Which has the bigger bucket, the Cat 420 or Cat 432?
The Cat 432: Cat 420 0.96 m³, Cat 432 1.03 m³ (shovel capacity), a 7% difference.
Which lifts or carries more, the Cat 420 or Cat 432?
The Cat 432: Cat 420 6,663 kg, Cat 432 6,674 kg (tipping load at breakout point), a 0% difference.
Which is narrower to transport, the Cat 420 or Cat 432?
The Cat 420: Cat 420 2.248 m, Cat 432 2.352 m (overall width), a 4% 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.
