2022 head-to-head · Midsize & Large SUV

2022 Land Rover Discovery Hybrid vs Mercedes-Benz GLS-Class Hybrid

MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.

Swap sides
✓ Cheaper to run
$2,821/ year to fuel
21 MPG

4WD · 3.0L 6-cyl · 8-speed automatic · 21 MPG

✓ Cheaper to run
$2,962/ year to fuel
20 MPG

The 2022 Land Rover Discovery Hybrid is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $2,821 a year to fuel (21 MPG), versus $2,962 for the 2022 Mercedes-Benz GLS-Class Hybrid (20 MPG). That's roughly $141 a year, or about $705 over five years.

Your numbers

Change these to match your driving and local prices. Every figure and chart on this page updates.

Fuel cost over 10 years

  • Land Rover Discovery Hybrid
  • Mercedes-Benz GLS-Class Hybrid

Side by side

Land Rover Discovery HybridMercedes-Benz GLS-Class Hybrid
$2,821 Your annual fuel cost $2,962
21 MPG Combined efficiency 20 MPG
18 MPG City 18 MPG
24 MPG Highway 24 MPG
435 g/mi Tailpipe CO₂ (g/mi) 433 g/mi
4/10 EPA fuel economy score 4/10
4/10 EPA greenhouse gas score 4/10
Hybrid Powertrain Hybrid
Premium gasoline Fuel Premium gasoline
3.0L 6-cyl Engine / motor 3.0L 6-cyl turbo
8-speed automatic Transmission 9-speed automatic
4WD Drivetrain 4WD

✓ marks the better value. EPA scores run 1–10 (10 is best). Volumes come from the EPA interior volume index and aren't published for every body style.

Land Rover Discovery Hybrid vs Mercedes-Benz GLS-Class Hybrid across model years

  • Land Rover Discovery Hybrid
  • Mercedes-Benz GLS-Class Hybrid

Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.

How they differ

Among 69 2022 midsize & large SUVs, the Land Rover Discovery Hybrid ranks 43rd and the Mercedes-Benz GLS-Class Hybrid 47th for lowest fuel cost.

Frequently asked questions

Which is more fuel-efficient, the 2022 Land Rover Discovery Hybrid or the 2022 Mercedes-Benz GLS-Class Hybrid?

Measured by cost to drive, the Land Rover Discovery Hybrid. The Land Rover Discovery Hybrid is rated 21 MPG combined and the Mercedes-Benz GLS-Class Hybrid 20 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2022 Land Rover Discovery Hybrid vs. the Mercedes-Benz GLS-Class Hybrid per year?

At 15,000 miles a year with $3.95/gal premium gas, about $2,821 for the Land Rover Discovery Hybrid and $2,962 for the Mercedes-Benz GLS-Class Hybrid.

Land Rover Discovery Hybrid vs Mercedes-Benz GLS-Class Hybrid in other years

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