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What is the range of the Lexus 300h hybrid?

The Lexus 300h hybrid typically offers around 500 miles of range on a full tank in normal driving, though exact distance depends on the model year, market, and driving conditions.


Across the Lexus 300h lineup—variants such as NX 300h, IS 300h, and CT 200h in various regions—drivers expect a practical range that balances efficiency with the convenience of a gasoline engine. This article explains how range is calculated and what drivers can generally expect today.


How hybrid range is calculated


A hybrid’s range is the distance you can travel on a full tank of gasoline, combining the vehicle’s fuel economy with the size of its fuel tank. Unlike plug-in hybrids or pure EVs, hybrids like the 300h draw energy from both the internal combustion engine and an electric motor, but the gasoline tank ultimately limits how far you can go between fills. The main factors are:



  • Fuel economy (combined miles per gallon or L/100 km) as rated by official testing cycles.

  • Fuel tank capacity, which determines how much fuel the car can hold at full fill.

  • Driving style and conditions (city driving, highway cruising, acceleration, and top speeds).

  • Climate control usage and terrain, which affect engine load and efficiency.


Understanding these elements helps explain why two drivers in similar cars might report slightly different ranges in everyday use.


Typical range expectations by model


Numbers below are approximate and reflect common ranges reported for popular 300h variants and typical driving in mixed conditions. Actual figures for a given year/market may differ based on tank size and tuning.


NX 300h



  • Typically around roughly 500 miles per tank in mixed driving.


Conclusion: The NX 300h’s range aligns with its standard EPA ratings, but real-world mileage can vary with highway versus city driving and climate-control use.


IS 300h (and other 300h variants in Europe/UK during its run)



  • Often in the same ballpark of about 450–550 miles per tank depending on engine tuning and tank size for the market.


Conclusion: Real-world range for IS 300h variants tends to sit in the 450–550 mile range, with actual results influenced by driving profile and regional specifications.


For older or regional hybrids like the CT 200h, ranges generally fall within a similar band, with real-world results dependent on tank size and driving mix.


Summary: The Lexus 300h family typically offers about 500 miles of range per tank in mixed driving, with real-world results ranging roughly between 420 and 600 miles depending on variant, year, and driving conditions. For the most precise figure, consult the EPA ratings and the specific model-year manual for your vehicle and market.


In brief, drivers can expect a practical range around the half-thousand mile mark, with highway trips tending to stretch that distance further and city-heavy use reducing it. Always verify the exact tank size and official efficiency ratings for your particular Lexus 300h model year and market.

Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.