Kia Soul vs Mercedes-Benz GLA-Class

The Kia Soul is the more efficient of the two: it reaches 114 mpg combined versus 29 mpg for the Mercedes-Benz GLA-Class, a 85 mpg advantage and costs about $1,950 less per year to fuel.

Across 5 measured categories, the Kia Soul leads in 5. Figures are EPA test data, not manufacturer claims.

2015–2025

Kia Soul

Small Station Wagons · 43 configurations

114mpg combined (best)
All Kia Soul specs

2015–2026

Mercedes-Benz GLA-Class

Small Sport Utility Vehicle 4WD · 43 configurations

29mpg combined (best)
All Mercedes-Benz GLA-Class specs

Head-to-head specifications

MetricKia SoulMercedes-Benz GLA-Class
Best combined MPG114 mpg29 mpg
Best city MPG127 mpg26 mpg
Best highway MPG101 mpg34 mpg
Lowest annual fuel costEPA estimate at 15,000 miles per year$650$2,600
Lowest CO2 output287 g/mi306 g/mi
Engines offered2.0, SIDISIDI; Mild Hybrid, SIDI, SIDI; FFV
TransmissionsAutomatic (variable gear ratios), Automatic (AM-S7), Manual 6-spdAutomatic (AM8), Automatic (AM7)
DrivetrainsFront-Wheel DriveAll-Wheel Drive, Front-Wheel Drive, 4-Wheel Drive
Fuel typesRegular, ElectricityPremium, Premium or E85
EPA classSmall Station WagonsSmall Sport Utility Vehicle 4WD
Years covered2015–20252015–2026
Configurations on record4343

Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.

Soul vs GLA-Class: common questions

Which is better on gas, the Kia Soul or the Mercedes-Benz GLA-Class?

The Kia Soul is the more efficient of the two: it reaches 114 mpg combined versus 29 mpg for the Mercedes-Benz GLA-Class, a 85 mpg advantage and costs about $1,950 less per year to fuel.

Which costs less to run per year?

By EPA estimates at 15,000 miles a year, the Kia Soul runs about $650 a year in fuel at its most efficient configuration, versus about $2,600 for the Mercedes-Benz GLA-Class — a difference of roughly $1,950 per year.

What engines do the Soul and GLA-Class offer?

Kia Soul: 2.0, SIDI. Mercedes-Benz GLA-Class: SIDI; Mild Hybrid, SIDI, SIDI; FFV.

Are they in the same vehicle class?

The EPA classifies the Kia Soul as Small Station Wagons and the Mercedes-Benz GLA-Class as Small Sport Utility Vehicle 4WD, so they aren't a like-for-like match on size.

More Soul comparisons

Comparison id: kia-soul-vs-mercedes-benz-gla-class