Rolls-Royce Cullinan vs Wallace Environmental Wetl 560
The Cullinan costs less to run, by the official figures: about $750 a year less in New Zealand, $620 in Australia, £450 in the UK and $580 in the US.

Side by side
Specs are for each car's newest version. The better figure is in green.
A typical year's fuel
- New Zealand
- $5,103 (better)
- $5,850
- Australia
- $4,228 (better)
- $4,845
- United Kingdom
- £3,100 (better)
- £3,554
- United States
- $3,943 (better)
- $4,520
Official figures
- Uses
- 15.8 L/100km (better)
- 18.1 L/100km
- UK
- 18 mpg (better)
- 16 mpg
- US
- 15 mpg (better)
- 13 mpg
- On a full tank
- 634 km
- –
Space
- Seats
- 5
- –
- Boot
- 560 L
- –
- Length
- 5,341 mm
- –
- Weight
- 2,660 kg
- –
Engine
- Engine
- 6.75 L V12 twin-turbo petrol
- –
- Power
- 420 kW
- –
- Torque
- 850 Nm
- –
- Gearbox
- 8-speed automatic
- –
- Drive
- AWD
- –
A typical year: New Zealand 11,000 km (Ministry of Transport's average for a light vehicle); Australia 11,100 km (ABS Survey of Motor Vehicle Use average); United Kingdom 11,265 km (DfT National Travel Survey average of about 7,000 miles); United States 21,726 km (FHWA average of about 13,500 miles). Real costs depend on how and where you drive. Work out a particular trip.
Cullinan or Wetl 560?
Which is cheaper to run, the Rolls-Royce Cullinan or the Wallace Environmental Wetl 560?
The Rolls-Royce Cullinan: about $750 a year less in New Zealand, $620 in Australia, £450 in the UK and $580 in the US than the Wallace Environmental Wetl 560 at today's average prices and a typical year's driving.
Which uses less fuel, the Rolls-Royce Cullinan or the Wallace Environmental Wetl 560?
The Rolls-Royce Cullinan, at 15.8 L/100km (18 mpg UK, 15 mpg US) to the Wallace Environmental Wetl 560's 18.1 L/100km (16 mpg UK, 13 mpg US), by their latest official figures.
Each on its own
Other comparisons
- Rolls-Royce Cullinan vs Audi RS Q8
- Rolls-Royce Cullinan vs Cadillac Escalade
- Rolls-Royce Cullinan vs Nissan Patrol
- Rolls-Royce Cullinan vs Dodge Durango
- Wallace Environmental Wetl 560 vs Porsche 928
- Wallace Environmental Wetl 560 vs Rolls-Royce Silver Seraph
- Wallace Environmental Wetl 560 vs Ferrari LaFerrari
- Wallace Environmental Wetl 560 vs Dodge D100
What will the drive cost?
Roadtrip works out the fuel or charging cost of any drive for your exact car, finds the cheapest stations on the way, and splits it between everyone in the car.
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