Diesel and petrol · 2017–2024

Mazda CX-8

Fuel use, running costs and specs for the Mazda CX-8. By the official figures, the 2024 uses 6.0 L/100km: 47 mpg UK, 39 mpg US.

Mazda CX-8 in white
Fuel use
6.0 L/100km
2024 official
UK mpg
47 mpg
US mpg
39 mpg
On a full tank
1,200 km
72 L tank

What a CX-8 costs to run

At today's average petrol prices, by its official fuel use.

CountryAverage price todayCost to driveA typical year
New Zealand$2.94/L petrol$17.64 per 100 km$1,940
Australia$2.41/L petrol$14.46 per 100 km$1,605
United Kingdom£1.74/L petrol£16.84 per 100 miles£1,179
United States$4.35/gal petrol$11.10 per 100 miles$1,499

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.

KG, 2017–2027

Specs for the CX-8 2.5 petrol; other versions differ a little.

About

Body
SUV
Size class
Large SUV
Generation
KG
Built
2017-2027
Seats
7
Doors
5
Drive
FWD

Size and weight

Length
4,900 mm
Width
1,840 mm
Height
1,730 mm
Wheelbase
2,930 mm

Engine

Engine
2.5 L 4-cylinder petrol
Engine size
2,488 cc
Cylinders
4
Aspiration
Naturally aspirated
Power
138 kW
Torque
252 Nm
Gearbox
6-speed automatic

Economy

Fuel tank
72 L
Minimum petrol
91 RON

Official figures by year

From the US EPA, the UK's DfT and NZTA, newest first.

YearFuelUsesUKUSRange
2024Diesel6.0 L/100km47 mpg39 mpg—
2023Petrol8.0 L/100km35 mpg29 mpg—
2023Diesel6.0 L/100km47 mpg39 mpg—
2022Petrol8.1 L/100km35 mpg29 mpg—
2022Diesel6.0 L/100km47 mpg39 mpg—
2021Petrol8.1 L/100km35 mpg29 mpg—
2021Diesel6.0 L/100km47 mpg39 mpg—
2020Petrol8.1 L/100km35 mpg29 mpg—
2020Diesel6.0 L/100km47 mpg39 mpg—
2019Petrol8.2 L/100km35 mpg29 mpg—
2019Diesel6.0 L/100km47 mpg39 mpg—
2018Petrol8.2 L/100km34 mpg29 mpg—
2018Diesel6.1 L/100km46 mpg39 mpg—
2017Diesel6.3 L/100km45 mpg37 mpg—

Mazda CX-8 questions

What is the fuel consumption of the Mazda CX-8?

The 2024 Mazda CX-8 uses 6.0 L/100km by its official figures: 47 mpg in UK gallons and 39 mpg in US gallons. Each year's figures are listed below.

How much does a Mazda CX-8 cost to run a year?

At today's average petrol prices and a typical year's driving: $1,940 in New Zealand, $1,605 in Australia, £1,179 in United Kingdom, $1,499 in United States.

How far does a Mazda CX-8 go on a full tank?

About 1,200 km (746 miles) from its 72 L tank at its official fuel use.

Cars like the CX-8

From other makes, closest in what they use.

More from Mazda

Every Mazda

What will a drive in your CX-8 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.

Rated 4.7 by drivers · 700,000 downloads

The Roadtrip app showing a drive into London that costs £4.81 each, with fuel prices along the way