Mercedes-Benz EQS SUV trim comparison
2026 Mercedes-Benz EQS SUV EQS 400 4MATIC vs EQS 550 4MATIC
The EQS SUV EQS 400 4MATIC starts at $89,950 while the EQS 550 4MATIC is $112,450. That $22,500 gap buys 4 meaningful differences.
Same engine, same drivetrain, same fuel economy. The $22,500 gap is pure equipment.
The EQS 400 4MATIC is the cleaner stopping point if keeping roughly $396/month in your budget matters. The EQS 550 4MATIC earns the extra money only if you want the nicer equipment factory-installed and under warranty.
If you are budgeting this move monthly, the jump from the EQS 400 4MATIC to the EQS 550 4MATIC is about $396/month on a 60-month loan at 6.5% APR with 10% down. That works out to roughly $23,760 more by the time interest is counted. At this end of the market, the payment change usually matters less than whether the added equipment actually changes daily use.
Who notices the difference
The higher trim starts to make more sense when you want the nicer equipment factory-installed and under warranty.
When both feel the same
The EQS 400 4MATIC and EQS 550 4MATIC are mechanically identical where it counts: the same 1-speed direct drive transmission and identical wheelbase and body dimensions.
The upgrade math
You are paying $22,500 for 3 measurable differences, which works out to about $7,500 per change.
Key Differences at a Glance
This is the fast read: price, power, efficiency, and the feature flips most likely to change the answer.
Every Difference, Side by Side
This is the full read behind the quick decision signals above: the complete hardware, comfort, and equipment story. 4 specification differences, 2 shared.
Full Specification Comparison
Specifications reflect available data as of early 2026. Confirm details with an authorized dealer before purchasing.
| Spec | EQS 400 4MATIC | EQS 550 4MATIC |
|---|---|---|
| Pricing | ||
| MSRP | $89,950 | $112,450 |
| Powertrain | ||
| Engine | electric | electric |
| Horsepower | 355 hp | 536 hp |
| Torque | 590 lb-ft | 633 lb-ft |
| Transmission | 1-speed direct drive | 1-speed direct drive |
| Drivetrain | AWD | AWD |
| Dimensions | ||
| Curb Weight | 6,305 lbs | 6,327 lbs |
| Wheelbase | 126.4" | 126.4" |
| Length | 201.8" | 201.9" |
| Width | 80.1" | 80.1" |
| Height | 67.8" | 67.8" |
| Warranty | ||
| Bumper-to-Bumper | 4yr/50k | 4yr/50k |
| Powertrain | 4yr/50k | 4yr/50k |
| Corrosion | 4yr/50k | 4yr/50k |
| Roadside Assistance | 4yr/50k | 4yr/50k |
Data sources: licensed third-party automotive data, EPA fueleconomy.gov, NHTSA, and official manufacturer materials. Values marked est. are estimated.
2026 Mercedes-Benz EQS SUV EQS 400 4MATIC vs EQS 550 4MATIC Questions Shoppers Ask
Use this page for the direct trim answer, then zoom back out to the Mercedes-Benz EQS SUV lineup, the Mercedes-Benz brand hub, the Full-Size SUVs, the how to pick a trim guide, or our mid-trim value research when you need the bigger shopping path behind this one matchup.
How much more does the 2026 EQS SUV EQS 550 4MATIC cost than the EQS 400 4MATIC?
The EQS 550 4MATIC starts at $112,450 compared to $89,950 for the EQS 400 4MATIC. That is a $22,500 difference, or approximately $396/month more on a 60-month loan.
Do the 2026 Mercedes-Benz EQS SUV EQS 400 4MATIC and EQS 550 4MATIC have the same engine?
Yes. Both use the electric producing 355 hp and 590 lb-ft of torque. The engine hardware does not change between these trims, so the real differences are in equipment and feature content.
Do the 2026 EQS SUV EQS 400 4MATIC and EQS 550 4MATIC have the same drivetrain?
Yes. Both come with AWD as standard. The differences between these trims are in features and equipment, not drivetrain.
What warranty does the 2026 Mercedes-Benz EQS SUV come with?
All 2026 Mercedes-Benz EQS SUV trims, including both the EQS 400 4MATIC and EQS 550 4MATIC, come with Mercedes-Benz's standard warranty: 4yr/50k bumper-to-bumper and 4yr/50k powertrain coverage. Warranty does not vary by trim level.
The Full Story Behind This Price Gap
Use the direct answer above for this exact matchup, then use these guides to understand whether you are really looking at a feature step-up, a package shuffle, or the point where the lineup starts changing in a meaningful way.
What $22,500 Gets You
At $22,500 more, the EQS SUV EQS 550 4MATIC adds horsepower and torque. This is a situational call. If those features are on your must-have list, the upgrade makes sense. If not, the EQS 400 4MATIC delivers the same core EQS SUV experience for less.
EQS 400 4MATIC vs. EQS 550 4MATIC: Day-to-Day
The EQS 550 4MATIC produces 181 more hp. That is enough to feel in every merge and every pass. Torque difference of 43 lb-ft between the two. Marginal in daily driving.
Summary
The EQS SUV EQS 550 4MATIC costs $22,500 more than the EQS 400 4MATIC (about $396/month more on a 60-month loan). That buys 3 meaningful changes at $7,500 per change. Whether that trade-off is worth it depends on which features matter to your daily driving.
Trim-Matched Accessories
These add-ons are split by trim intent so the recommendations follow the actual use case, not just the same repeated product block.
Mercedes-Benz EQS SUV EQS 400 4MATIC
Value-trim add-onsThese picks fit the EQS 400 4MATIC best when the goal is covering the daily-use gaps without paying up to the next trim.
Mercedes-Benz EQS SUV EQS 550 4MATIC
Step-up trim add-onsThese picks suit the EQS 550 4MATIC when you want the accessories to match the nicer cabin, broader utility, or more premium use case.
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Specifications shown combine licensed third-party automotive data with official manufacturer, EPA, and NHTSA source material for the 2026 model year. Actual pricing, features, and availability may vary by region and dealer. Always confirm details with an authorized dealer before making a purchase decision. TrimAtlas is not affiliated with Mercedes-Benz or any dealership.
Page updated 2026-03-18. Verify equipment, pricing, and regional availability with the manufacturer or dealer.