Hybrid and petrol · 2001–2024
Lexus IS300
Fuel use, running costs and specs for the Lexus IS300. By the official figures, the 2024 uses 8.2 L/100km: 34 mpg UK, 29 mpg US.

- Fuel use
- 8.2 L/100km
- 2024 official
- UK mpg
- 34 mpg
- US mpg
- 29 mpg
- On a full tank
- 793 km
- 65 L tank
What a IS300 costs to run
At today's average petrol prices, by its official fuel use.
| Country | Average price today | Cost to drive | A typical year |
|---|---|---|---|
| New Zealand | $2.94/L petrol | $24.11 per 100 km | $2,652 |
| Australia | $2.41/L petrol | $19.79 per 100 km | $2,197 |
| United Kingdom | £1.74/L petrol | £23.01 per 100 miles | £1,611 |
| United States | $4.35/gal petrol | $15.18 per 100 miles | $2,049 |
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.
XE10 (1st generation), 2001–2005
Specs for the IS300; other versions differ a little.
About
- Body
- Sedan
- Size class
- Medium
- Generation
- XE10 (1st generation)
- Built
- 2001-2005
- Seats
- 5
- Doors
- 4
- Drive
- RWD
Size and weight
- Length
- 4,400 mm
- Width
- 1,720 mm
- Height
- 1,410 mm
- Wheelbase
- 2,670 mm
- Kerb weight
- 1,500 kg
Engine
- Engine
- 3.0 L 6-cylinder petrol
- Engine size
- 2,997 cc
- Cylinders
- 6
- Aspiration
- Naturally aspirated
- Power
- 154 kW
- Torque
- 285 Nm
- Gearbox
- 5-speed automatic
Economy
- Fuel tank
- 65 L
- Minimum petrol
- 91 RON
Official figures by year
From the US EPA, the UK's DfT and NZTA, newest first.
| Year | Fuel | Uses | UK | US | Range |
|---|---|---|---|---|---|
| 2024 | Petrol | 8.2 L/100km | 34 mpg | 29 mpg | — |
| 2023 | Petrol | 8.2 L/100km | 34 mpg | 29 mpg | — |
| 2022 | Petrol | 8.2 L/100km | 34 mpg | 29 mpg | — |
| 2021 | Petrol | 8.2 L/100km | 34 mpg | 29 mpg | — |
| 2020 | Petrol | 7.5 L/100km | 38 mpg | 31 mpg | — |
| 2020 | Hybrid | 4.3 L/100km | 66 mpg | 55 mpg | — |
| 2019 | Petrol | 7.5 L/100km | 38 mpg | 31 mpg | — |
| 2018 | Petrol | 7.5 L/100km | 38 mpg | 31 mpg | — |
| 2014 | Hybrid | 4.3 L/100km | 66 mpg | 55 mpg | — |
| 2013 | Hybrid | 4.4 L/100km | 64 mpg | 54 mpg | — |
| 2005 | Petrol | 10.6 L/100km | 27 mpg | 22 mpg | — |
Lexus IS300 questions
What is the fuel consumption of the Lexus IS300?
The 2024 Lexus IS300 uses 8.2 L/100km by its official figures: 34 mpg in UK gallons and 29 mpg in US gallons. Each year's figures are listed below.
How much does a Lexus IS300 cost to run a year?
At today's average petrol prices and a typical year's driving: $2,652 in New Zealand, $2,197 in Australia, £1,611 in United Kingdom, $2,049 in United States.
How far does a Lexus IS300 go on a full tank?
About 793 km (493 miles) from its 65 L tank at its official fuel use.
Cars like the IS300
From other makes, closest in what they use.
More from Lexus

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NX
2015–2026
5.0 L/100km · 56 mpg UK

Lexus
RX
1999–2026
5.9 L/100km · 48 mpg UK

Lexus
Is
2001–2026
10.7 L/100km · 26 mpg UK

Lexus
CT
2011–2017
5.6 L/100km · 50 mpg UK

Lexus
Ux
2019–2026
4.3 L/100km · 66 mpg UK

Lexus
LBX
2024–2026
3.6 L/100km · 78 mpg UK

Lexus
GS
1993–2020
7.6 L/100km · 37 mpg UK

Lexus
Es
1990–2026
5.4 L/100km · 53 mpg UK
What will a drive in your IS300 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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