Photo: Mercedes-Benz CLA-Class by Alexander-93, CC BY-SA 4.0, via Wikimedia Commons. It shows the model, not always this exact version.
Mercedes-Benz · model year 2026
2026 Mercedes-Benz AMG CLA45 S 4matic
Compact · All-Wheel Drive · Gas · EPA class: Compact Cars
EPA figures · 2026fueleconomy.gov
23MPG combined
20/28MPG city / highway
$3,550fuel a year
379 g CO₂ per mile 2.0 L 4-cyl turbo Automatic (AM8)
This car on fueleconomy.gov, read 2 October 2026. Your own figures depend on how and where you drive.
Where it places
- 69 Fuel-efficient compact cars
Ordered by combined MPG #69 of 86 - 228 Fuel-efficient cars
Ordered by combined MPG #228 of 401 - 732 2026 cars and trucks
Every car of that year, A to Z #732 of 1,172 - 510 Fuel-efficient AWD and 4WD cars
Ordered by combined MPG #510 of 1,362 - 50 Mercedes-Benz cars
Every model year, newest first #50 of 2,118 - 1240 Gas and hybrid cars by fuel cost
Ordered by fuel a year #1240 of 2,158
Against fuel-efficient compact cars
Chart average 29 MPGBest 50 MPG
Lowest on the chart $1,350Chart average $2,882
Every figure on record
- Combined MPG
- 23 MPG
- City MPG
- 20 MPG
- Highway MPG
- 28 MPG
- Annual fuel cost
- $3,550
- Tailpipe CO₂
- 379 g per mile
- Model year
- 2026
- Body
- Car
- EPA size class
- Compact Cars
- Drive
- All-Wheel Drive
- Engine
- 2.0 L 4-cyl turbo
- Transmission
- Automatic (AM8)
- Fuel
- Gasoline
Efficiency
Running cost
The car
Powertrain
Cars around it
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25 MPG · $3,300 fuel a year
2025 Acura TLX AWD A-SPEC
24 MPG · $3,400 fuel a year
2026 Cadillac CT4 AWD
24 MPG · $3,400 fuel a year
2027 Genesis G70 RWD
24 MPG · $3,400 fuel a year
2025 Audi S4
24 MPG · $3,400 fuel a year 2026 Cadillac CT4 V
23 MPG · $3,550 fuel a year 2027 Genesis G70 AWD
23 MPG · $3,550 fuel a year 2026 Cadillac CT4 V AWD
23 MPG · $3,550 fuel a yearEvery alternative to the 2026 Mercedes-Benz AMG CLA45 S 4matic →