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Caterpillar 745 vs Volvo A45
Published specs and dimensions of two articulated dump trucks side by side. Every value comes from the manufacturer document cited on each model page; ≈ marks a unit conversion.
Key differences
The Caterpillar 745 is 1,786 lb (810 kg) heavier, 1 ft 4 in (400 mm) wider, 5 in (136 mm) taller and 7 in (171 mm) longer than the Volvo A45.
- Track gauge / tread: 2,687 mm / 8 ft 10 in (Caterpillar 745) vs 2,636 mm / 8 ft 8 in (Volvo A45); Caterpillar 745 is higher.
- Ground clearance: 590 mm / 23.2 in (Caterpillar 745) vs 579 mm / 22.8 in (Volvo A45); Caterpillar 745 is higher.
- Turning radius: 8,625 mm / 28 ft 4 in (Caterpillar 745) vs 9,144 mm / 30 ft 0 in (Volvo A45); Volvo A45 is higher.
- Axle load, front (unladen/operating): 19,180 kg / 42,285 lb (Caterpillar 745) vs 17,910 kg / 39,485 lb (Volvo A45); Caterpillar 745 is higher.
- Axle load, rear (unladen/operating): 6,830 kg / 15,058 lb (Caterpillar 745) vs 14,390 kg / 31,725 lb (Volvo A45); Volvo A45 is higher.
- Displacement: 18.1 L / 1,105 cu in (Caterpillar 745) vs 16.1 L / 982 cu in (Volvo A45); Caterpillar 745 is higher.
Computed from the published figures for each model's stated configuration (listed below the table). Options such as boom, bucket, tracks or tires change these numbers.
Caterpillar 745 specs Volvo A45 specs Open in interactive compare Trailer fit: Caterpillar 745 Trailer fit: Volvo A45
Side-by-side specs
Use the Metric / Imperial switch at the top to change units. Highlighted rows differ.
| Spec | Caterpillar 745 | Volvo A45 |
|---|---|---|
| Weights | ||
| Operating weight | 33,110 kg | 32,300 kg |
| Max gross (laden) weight | 74,110 kg | 74,290 kg |
| Dimensions | ||
| Overall length | 11,432 mm | 11,261 mm |
| Overall width | 3,801 mm | 3,401 mm |
| Overall height | 3,762 mm | 3,626 mm |
| Wheelbase | Not published | 4,628 mm |
| Track gauge / tread | 2,687 mm | 2,636 mm |
| Ground clearance | 590 mm | 579 mm |
| Turning radius | 8,625 mm | 9,144 mm |
| Undercarriage / tires | ||
| Undercarriage type | Wheeled, articulated, 6x6 | Wheeled, articulated, 6×6 |
| Number of axles | 3 | 3 |
| Wheels (count) | 6 | 6 |
| Tire size | 29.5R25 | 29.5R25 |
| Ground pressure | ||
| Ground pressure | Not published | 128 kPa |
| Ground pressure, loaded (highest axle) | Not published | 183 kPa |
| Axle loads | ||
| Axle load, front (unladen/operating) | 19,180 kg | 17,910 kg |
| Axle load, rear (unladen/operating) | 6,830 kg | 14,390 kg |
| Axle load, front (laden/max) | 25,060 kg | 22,920 kg |
| Axle load, rear (laden/max) | 24,390 kg | 51,370 kg |
| Engine | ||
| Engine model | Cat C18 | Volvo D16J |
| Net power | 370 kW | Not published |
| Gross power | Not captured | 365 kW |
| Displacement | 18.1 L | 16.1 L |
| Rated speed | 1,700 rpm | 1,900 rpm |
| Hydraulics | ||
| Pump / aux flow | Not published | Not published |
| System / relief pressure | Not published | 28 MPa |
| Performance | ||
| Max travel speed | 54.8 km/h | 57 km/h |
| Rated payload | ≈ 41,000 kg | 42,000 kg |
| Body capacity (heaped) | 26 m³ | 25.5 m³ |
Configurations.
Caterpillar 745: Standard body (no tailgate), 29.5R25 tires; Tier 4 Final/Stage V.
Volvo A45: Current-generation A45 (tables label it A45J), standard body, 29.5R25 tires, unloaded with all fluids and operator; Tier 4 Final.