DecodedCars2026 Mercedes-Benz G-Class
Trims, performance, features, fuel economy, safety and known problems — with the pros and cons against similar 2026 models.
- Class
- Standard Sport Utility Vehicle 4WD
- Body styles
- 550 4dr SUV, 63 Amg 4dr SUV, G580 4dr SUV
- Engines
- 3.0L 6-cyl turbo, 4.0L 8-cyl turbo
- Drivetrain
- 4-Wheel Drive
- Fuel
- EV, Hybrid
- MPG (best)
- 18 combined · 17 city / 19 hwy
- EV range
- 239 mi · 14 h on 240 V
- Length
- 181.9 in
- Curb weight
- 5,479–6,801 lb
- NHTSA rating
- Not rated
- Recalls
- 0 campaigns
Pros & cons
What's good
- Hybrid version availableOffered as a hybrid and electric as well as gas.
Watch out for
- Premium fuel requiredEvery gasoline version is rated for premium, which raises running costs.
Calculated from EPA, NHTSA and vPIC data against 18 similar 2026 models — not a review. How we calculate this →
Overview
The 2026 Mercedes-Benz G-Class is a standard SUV offered with 2 engines (3.0L 6-cyl turbo and 4.0L 8-cyl turbo), including a hybrid version and 4-wheel drive.
It measures about 182 inches long and 76 inches wide on a 114-inch wheelbase, with a curb weight of roughly 5,479 lb (550 4dr SUV).
EPA rates its most efficient version at 18 MPG combined (17 city / 19 highway), 10% worse than the 2026 standard SUV average of 20 MPG, for an estimated $1,200 a year in fuel.
The electric version has an EPA-rated range of up to 239 miles and takes about 14 hours to charge on a 240-volt Level 2 charger.
There are no recalls or owner complaints on file with NHTSA for this model year.
What changed for 2026
No changes to engines, powertrains, drivetrains, size, EPA ratings or NHTSA crash rating compared with the 2025 G-Class — a carry-over year in the data.
Compared with 2025; trim, feature and price changes aren't covered. See the 2025 G-Class →
Dimensions & weight
| Body | Length | Width | Height | Wheelbase | Track F / R | Curb weight | Weight F/R |
|---|---|---|---|---|---|---|---|
| 550 4dr SUV | 181.9 in | 76 in | 77.6 in | 113.8 in | 64.6 / 64.6 in | 5,479 lb | 53/47 |
| 63 Amg 4dr SUV | 181.9 in | 78 in | 77.6 in | 113.8 in | 65 / 65 in | 5,820 lb | 54/46 |
| G580 4dr SUV | 181.9 in | 76 in | 77.6 in | 113.8 in | 64.6 / 64.6 in | 6,801 lb | 54/46 |
Transport Canada CVS (Open Government Licence – Canada), Canadian-market figures.
Will it fit your garage? Check with your measurements →Engines, MPG & running costs
| Version | Engine | Transmission | Drive | City / Hwy / Comb | vs. class | Fuel / yr | CO₂ g/mi |
|---|---|---|---|---|---|---|---|
| G 580 with EQ Technology EV | 180 kW ACPM 6-Phase | Automatic (A2) | 4-Wheel Drive | 239 mi · 54 kWh/100mi | – | $1,200 | – |
| G550 Hybrid | 3.0L 6-cyl turbo | Automatic 9-spd | 4-Wheel Drive | 17 / 19 / 18 | -10% | $4,550 | 490 |
| AMG G63 Hybrid | 4.0L 8-cyl turbo | Automatic 9-spd | 4-Wheel Drive | 14 / 16 / 15 | -25% | $5,500 | 608 |
EPA estimates; "vs. class" is combined MPG against the 2026 EPA class average. How we calculate this →
Safety ratings & technology
NHTSA has not published 5-Star ratings for the 2026 Mercedes-Benz G-Class.
Similar 2026 standard SUVs
| Model | Best MPG / range | NHTSA overall | Recalls |
|---|---|---|---|
| 2026 Mercedes-Benz G-Class (this car) | 18 MPG | Not rated | 0 |
| 2026 Tesla Model Y | 357 mi | Not rated | 8 |
| 2026 Land Rover Defender | 20 MPG | Not rated | 3 |
| 2026 BMW X3 | 29 MPG | Not rated | 2 |
| 2026 Porsche Macan | 21 MPG | Not rated | 0 |
| 2026 Jaguar F-Pace | 24 MPG | Not rated | 1 |
| 2026 Polestar 4 | 310 mi | Not rated | 0 |
Recalls (0)
No vehicle recalls on file with NHTSA for the 2026 Mercedes-Benz G-Class.
Check your VIN for open recalls at NHTSA ↗Not every 2026 Mercedes-Benz G-Class is affected — only a VIN check confirms your car.
Owner-reported problems
No owner complaints for the 2026 Mercedes-Benz G-Class in NHTSA's database since 2015.
Other G-Class years
Compare all years →| Year | MPG (best) | Length | Overall | Recalls | Complaints |
|---|---|---|---|---|---|
| 2027 G-Class | 15 | – | Not rated | 0 | 0 |
| 2025 G-Class | 18 | 181.9 in | Not rated | 0 | 0 |
| 2024 G-Class | 14 | 181.9 in | Not rated | 0 | 0 |
| 2023 G-Class | 14 | 181.9 in | Not rated | 0 | 0 |
| 2022 G-Class | 16 | 181.9 in | Not rated | 0 | 0 |
| 2021 G-Class | 18 | 181.9 in | Not rated | 0 | 0 |
| 2020 G-Class | 14 | 181.9 in | Not rated | 0 | 0 |
| 2019 G-Class | 14 | 181.5 in | Not rated | 0 | 0 |
| 2018 G-Class | 13 | 174.8 in | Not rated | 0 | 0 |
| 2017 G-Class | 13 | 174.8 in | Not rated | 0 | 0 |
| 2016 G-Class | 13 | 174.8 in | Not rated | 0 | 0 |
| 2015 G-Class | 13 | 174.8 in | Not rated | 0 | 0 |
Sources: EPA, NHTSA, Transport Canada, Wikimedia Commons. Not affiliated with NHTSA, the EPA or Mercedes-Benz. How we calculate this →