2023 Lexus LC — Full Specifications
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The 2023 Lexus LC is a coupe offered with 2 engines (3.5L 6-cyl, 5L 8-cyl). Its most fuel-efficient configuration returns around 22 mpg (UK) / 18 mpg (US EPA) combined, with 22–35 mpg (UK) across all configurations. A hybrid version is also listed by EPA (3.5L 6-cyl), returning around 35 mpg (UK) combined. Owners often keep a Lexus LC workshop manual to hand for servicing and repairs.
Compared with the 2022 Lexus LC: Fuel economy is essentially unchanged at around 22 mpg (UK) combined. The engine line-up listed by EPA is unchanged.
Full Specifications
| Engine (most efficient) | 5L 8-cyl |
|---|---|
| Engine options | 3.5L 6-cyl · 5L 8-cyl |
| Transmission (most efficient) | Automatic (S10) |
| Fuel Type | Premium Gasoline |
| Powertrain | Conventional |
| Drive | Rear-Wheel Drive |
| Body Style | Coupe |
| Passenger Volume (EPA) | 86 cu ft (2,435 L) |
| Luggage Volume (EPA) | 5 cu ft (142 L) |
| Fuel Economy (UK) | 22 combined / 18 urban / 30 extra-urban mpg |
| Fuel Economy (US EPA) | 18 combined / 15 city / 25 highway mpg |
| CO₂ Emissions | 304 g/km |
| EPA Greenhouse Gas Score | 4 / 10 (10 = lowest emissions) |
| EPA Est. Annual Fuel Cost | $4,550 (15,000 mi/yr, US prices) |
Engine & Transmission Options
EPA lists 2 configurations for the 2023 Lexus LC across 2 engines (3.5L 6-cyl, 5L 8-cyl). Combined fuel economy ranges from 18 to 29 mpg (US), or 22 to 35 mpg (UK), depending on engine, transmission and drive. The headline figures at the top of this page describe the most fuel-efficient configuration.
| Engine | Transmission | Drive | MPG (UK) | MPG (US) | CO₂ g/km | Fuel cost / yr |
|---|---|---|---|---|---|---|
| 3.5L 6-cyl (Hybrid) | Automatic (AV-S10) | Rear-Wheel Drive | 35 | 29 (26/33) | 189 | $2,850 |
| 5L 8-cyl | Automatic (S10) | Rear-Wheel Drive | 22 | 18 (15/25) | 304 | $4,550 |
MPG (US) shows combined, with city/highway in brackets. Highlighted row = the configuration used for the headline figures. Source: US EPA fueleconomy.gov.
EPA measures interior passenger volume at 86 cubic feet (about 2,435 litres) and luggage volume at 5 cubic feet (about 142 litres). These are US EPA interior-volume figures; they are measured differently from the boot capacity numbers UK manufacturers quote.
Owner Essentials for the 2023 Lexus LC
Running Costs: 2023 Lexus LC
Covering around 8,000 miles a year in a 2023 Lexus LC at 22 mpg combined, expect roughly 1,653 litres of fuel annually — multiply by your local price per litre for a cost estimate. For US owners, the EPA estimates about $4,550 a year in fuel for the most efficient configuration (15,000 miles, national average prices). Work out exact fuel costs with the fuel cost calculator on 247Calculators.
Convert between MPG and L/100km with the unit converters on 247QuickTools. Not sure what tyre size fits? 247TyreCheck explains tyre sizing.
Only need this car occasionally? See our buy vs rent comparison.
2023 Lexus LC Safety Ratings (NHTSA)
No NHTSA crash-test rating is on record for this model year. The NHTSA rates only a subset of vehicles each year; you can browse every rated vehicle on our NHTSA Safety Ratings hub.
How It Compares
How does the Lexus LC compare to similar coupes? For context, coupes in our database average around 25 mpg (UK) combined — this model's 22 mpg figure is 3 mpg below that average. Its 304 g/km CO₂ figure is 26 g/km higher than the 278 g/km average for coupes on this site. This comparison is based on 1072 coupes in our dataset.
Lexus models in our database average about 28 mpg (UK) combined on their most efficient configuration; the 2023 Lexus LC's 22 mpg is 6 mpg below that make average. Its 304 g/km CO₂ figure is 52 g/km higher than the 252 g/km Lexus average.
Of the 9 Lexus LC model years we cover, the 2023 ranks 5th for combined fuel economy on its best configuration (22 mpg UK combined, against a high of 23 mpg). See every Lexus LC year side by side.
Last updated: · Data: US EPA (fueleconomy.gov) and NHTSA safety ratings 18 July 2026; NHTSA recalls and complaints 6 October 2026; Wikidata & curated EU catalogue 18 July 2026; European generation and engine data from Wikipedia 7 October 2026
Vehicle data sourced from manufacturer specifications. Always verify with your vehicle handbook or a qualified mechanic. This is a reference tool, not professional advice.
Recommended Accessories for the 2023 Lexus LC
Frequently Asked Questions
What engine does the 2023 Lexus LC have?
EPA lists 2 engines for the 2023 Lexus LC: 3.5L 6-cyl, 5L 8-cyl. The most fuel-efficient configuration pairs the 5L 8-cyl with a automatic (s10).
What is the fuel economy of the 2023 Lexus LC?
The most efficient configuration returns around 22 mpg (UK) combined, or 18 mpg on the US EPA cycle. Across all configurations the UK combined figure runs from 22 to 35 mpg. The hybrid version returns around 35 mpg (UK) combined.
How much does the 2023 Lexus LC cost to fuel per year?
The US EPA estimates about $4,550 a year in fuel for the most efficient configuration, based on 15,000 miles of mixed driving and national average fuel prices. Your own cost will depend on mileage and local prices.
How much interior and luggage space does the 2023 Lexus LC have?
EPA measures interior passenger volume at 86 cubic feet (about 2,435 litres) and luggage volume at 5 cubic feet (about 142 litres). These are US EPA interior-volume figures, which are measured differently from the UK boot-capacity numbers manufacturers quote.
Is the Lexus LC's fuel economy good for a coupe?
It returns around 22 mpg (UK) combined, against a same-body-style average of roughly 25 mpg among the coupes we track.