2026 Lexus LS EPA Fuel Economy Summary

The 2026 Lexus LS delivers an EPA-certified 21 MPG combined (17 city / 27 highway) across 10 configurations. Estimated annual fuel costs range from $600 to $3,600.

Combined MPG
21 MPG
55% city / 45% highway weighted
City MPG
17 MPG
Stop-and-go urban cycle
Highway MPG
27 MPG
Sustained open-highway test
Annual Fuel Cost
$600–3,600
EPA estimate @ 15,000 miles/yr

2026 Lexus LS Powertrain & Efficiency Comparison

Factual efficiency differences across gasoline, hybrid, plug-in hybrid, and electric variants

Internal Combustion

Standard Gasoline Trims

21–21 MPG Combined

Annual Fuel Cost: $3,600–$3,600 (1 configuration)

All-Electric

Battery Electric (BEV)

228–307 mi Range • 127 MPGe

Annual Energy Cost: $600–$3,600 (9 configurations)

Official EPA Fuel Economy Ratings by Configuration (10 Variants)

Laboratory certification test values across engine, transmission, and drivetrain permutations

Configuration / Model Powertrain Drivetrain Transmission City Highway Combined EV Range Annual Fuel Cost CO2 (g/mi)
ES 350e (19 inch Wheels) Electricity Electric (BEV) Front-Wheel Drive Automatic (A1) 135 MPGe 118 MPGe 127 MPGe 307 mi $600 —
RZ 350e FWD (18 inch wheels) Electricity Electric (BEV) Front-Wheel Drive Automatic (A1) 136 MPGe 115 MPGe 126 MPGe 301 mi $600 —
ES 350e (21 inch Wheels) Electricity Electric (BEV) Front-Wheel Drive Automatic (A1) 129 MPGe 112 MPGe 121 MPGe 292 mi $600 —
RZ 350e FWD (20 inch wheels) Electricity Electric (BEV) Front-Wheel Drive Automatic (A1) 129 MPGe 110 MPGe 120 MPGe 284 mi $650 —
ES 500e AWD (19 inch Wheels) Electricity Electric (BEV) All-Wheel Drive Automatic (A1) 119 MPGe 108 MPGe 114 MPGe 276 mi $700 —
ES 500e AWD (21 inch Wheels) Electricity Electric (BEV) All-Wheel Drive Automatic (A1) 118 MPGe 105 MPGe 112 MPGe 272 mi $700 —
RZ 450e AWD (18 inch wheels) Electricity Electric (BEV) All-Wheel Drive Automatic (A1) 120 MPGe 100 MPGe 110 MPGe 264 mi $700 —
RZ 450e AWD (20 inch wheels - 235/50R20) Electricity Electric (BEV) All-Wheel Drive Automatic (A1) 117 MPGe 99 MPGe 108 MPGe 257 mi $700 —
RZ 450e AWD (20 inch wheels - 235/50R20,255/45R20) Electricity Electric (BEV) All-Wheel Drive Automatic (A1) 102 MPGe 87 MPGe 95 MPGe 228 mi $800 —
LS 500 AWD Premium 3.4L 6-Cyl Gas All-Wheel Drive Automatic (S10) 17 MPG 27 MPG 21 MPG — $3,600 —
EPA Test Methodology: Fuel economy estimates are determined by vehicle manufacturers in accordance with EPA regulations (40 CFR Part 600) and verified by EPA laboratories. Estimates assume 15,000 miles per year of driving (55% city, 45% highway) at prevailing fuel and electricity prices.

Deterministic Fuel Cost & Consumption Benchmarks

Standardized annual energy consumption and operating cost metrics based on 15,000 annual miles

Fuel Cost per 25 Miles

$4.17–$4.17

Based on $3.50 per gallon regular gasoline

Annual Fuel Consumption

714–714 Gallons

Estimated annual energy units needed for 15,000 miles

5-Year Fuel Cost vs Avg Vehicle

Official EPA Benchmark

Compared to the average new vehicle over 5 years

Related Official Reports for 2026 Lexus LS

Cross-reference safety ratings, owner defect complaints, and recall campaigns

Official US Government Data Provenance

Fuel economy ratings, electric range figures, and energy cost estimates on this page are retrieved directly from the United States Environmental Protection Agency (EPA) and U.S. Department of Energy (FuelEconomy.gov) certified vehicle database.

Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.