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Genesis G90 vs Mercedes S Class comparison

Compare performance (415 HP vs 585 HP), boot space and price (96,200 £ vs 104,000 £ ) at a glance. Find out which car is the better choice for you – Genesis G90 or Mercedes S Class?

Genesis G90 vs Mercedes S Class: Key differences

Genesis G90

  • very slightly cheaper

Mercedes S Class

  • clearly more power
  • clearly more efficient
  • visibly quicker 0–100 km/h
  • only slightly lighter

Here’s where it gets real: The technical differences in detail

G90

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

Genesis G90 is very slightly cheaper – starting at 96,200 £ , while the Mercedes S Class costs 104,000 £ . That’s a price difference of around 7,865 £.

Fuel consumption also shows a difference: the Mercedes S Class uses 2.2 L/100km and is clearly more efficient than the Genesis G90 with 11 L/100km. The difference is about 8.8 L/100km.

S Class

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

When it comes to engine power, the Mercedes S Class offers clearly more power – delivering 585 HP compared to 415 HP. That’s roughly 170 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes S Class is visibly quicker – completing the sprint in 4 s, while the Genesis G90 takes 5.2 s. That’s about 1.2 s quicker.

There’s also a difference in torque: the Mercedes S Class delivers visibly more torque with 750 Nm compared to 549 Nm. That’s about 201 Nm more.

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Both vehicles offer seating for 5 people.

In terms of curb weight, Mercedes S Class is only slightly lighter – 2,165 kg compared to 2,260 kg. The difference is around 95 kg.

When it comes to payload, the Mercedes S Class carries visibly more – 660 kg compared to 505 kg. That’s a difference of about 155 kg.

Who wins the race in the data check?

The Mercedes S Class holds a decisive overall lead in the objective data comparison.
This result only shows which model scores more points on paper – not which of the two cars feels right for you.

from £104,000
S Class

Mercedes S Class

  • Engine Type : Petrol MHEV, Plugin Hybrid, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive, Rear-Wheel Drive
  • Power HP : 336 - 585 HP
  • Consumption L/100km : 2.2 - 10.6 L/100km
  • Electric Range : 102 - 118 km
details

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Genesis G90
Mercedes S Class

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Genesis G90

The Genesis G90 is the brand's flagship limousine, wrapping passengers in a serene cabin that feels bespoke and quietly confident. It delivers a cultured ride, sumptuous materials and clever tech smarts, all served with an understated swagger that makes rear-seat commuters feel like they've finally arrived.

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Reviews Genesis G90

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Mercedes S Class

The Mercedes S-Class wraps peerless comfort, whisper-quiet luxury and subtle tech wizardry into a chauffeur-ready package that still knows how to engage the driver. It’s the car for buyers who want to arrive relaxed, be taken seriously and occasionally enjoy a grin when the road reminds them this limousine can dance.

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21C0428_004
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Genesis G90
Mercedes S Class

Costs and Consumption
Price
96,200 - 108,200 £
Price
104,000 - 139,100 £
Consumption L/100km
11 L/100km
Consumption L/100km
2.2 - 10.6 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
102 - 118 km
Battery Capacity
-
Battery Capacity
-
co2
248 g/km
co2
50 - 241 g/km
Fuel tank capacity
73 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
Sedan
Seats
4 - 5
Seats
5
Doors
4
Doors
-
Curb weight
2,260 - 2,470 kg
Curb weight
2,165 - 2,515 kg
Trunk capacity
368 L
Trunk capacity
-
Length
5,275 - 5,465 mm
Length
-
Width
1,930 mm
Width
1,921 mm
Height
1,490 mm
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
370 - 505 kg
Payload
555 - 660 kg

Engine and Performance
Engine Type
Petrol MHEV
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Power HP
415 HP
Power HP
336 - 585 HP
Acceleration 0-100km/h
5.2 - 5.4 s
Acceleration 0-100km/h
4 - 5.7 s
Max Speed
250 km/h
Max Speed
-
Torque
549 Nm
Torque
560 - 750 Nm
Number of Cylinders
6
Number of Cylinders
6 - 8
Power kW
305 kW
Power kW
247 - 430 kW
Engine capacity
3,470 cm3
Engine capacity
2,989 - 3,982 cm3

General
Model Year
2,023
Model Year
2,026
CO2 Efficiency Class
G
CO2 Efficiency Class
G, B, F
Brand
Genesis
Brand
Mercedes-Benz
Is the Genesis G90 offered with different drivetrains?

The Genesis G90 is offered with All-Wheel Drive.

DriveDuel uses data analysis and artificial intelligence to evaluate vehicle data and create content. Content is regularly reviewed and improved. The displayed prices are estimates based on German list prices, adjusted to the respective country’s VAT. Country-specific registration taxes are not included. This information is not legally binding.