2020 Lexus IS 300

Compact Sedan Premium
Lexus IS 300 2020
24MPG Combined
2 Trims
← 2019 2020 2021 →
Updated February 27, 2026

Looking at the 2020 Lexus IS 300? This Compact Sedan offers 21–24 combined MPG depending on trim and comes with 2 available configurations. We break down the specs, safety data, and how it compares to the competition.

2020 Lexus IS 300 Specifications

SpecValue
Combined MPG21–24 combined MPG depending on trim
City MPG21
Highway MPG30
Body StyleCompact Sedan
Fuel TypePremium
DriveRWD
Available Trims2

Available Trims

TrimMPG (City/Hwy/Combined)EngineTransmission
4 cyl21/30/242.0L 4cylAutomatic (S8)
6 cyl18/24/213.5L 6cylAutomatic (S6)

Annual Fuel Cost

Based on EPA estimates, the 2020 Lexus IS 300 costs approximately $2,625 per year in fuel. This assumes 15,000 miles driven annually and current fuel prices.

Compare the 2020 Lexus IS 300

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