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Cadillac Lyriq vs Mercedes S-Class comparison

Compare performance (646 HP vs 635 HP), boot space and price (71,100 £ vs 104,000 £ ) at a glance. Find out which car is the better choice for you – Cadillac Lyriq or Mercedes S-Class?

Cadillac Lyriq vs Mercedes S-Class: Key differences

Cadillac Lyriq

  • clearly cheaper
  • barely more power
  • significantly more electric range
  • a bit quicker 0–100 km/h
  • very slightly more trunk space
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Mercedes S-Class

  • visibly lighter
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By Achim Sedelmaier

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

Lyriq

Costs and Efficiency:

When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.

Cadillac Lyriq is clearly cheaper – starting at 71,100 £ , while the Mercedes S-Class costs 104,000 £ . That’s a price difference of around 32,877 £.

As for electric range, the Cadillac Lyriq offers significantly more range – reaching up to 530 km, about 412 km more than the Mercedes S-Class.

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 Cadillac Lyriq offers barely more power – delivering 646 HP compared to 635 HP. That’s roughly 11 HP more horsepower.

When accelerating from 0 to 100 km/h, the Cadillac Lyriq is a bit quicker – completing the sprint in 3.6 s, while the Mercedes S-Class takes 4 s. That’s about 0.4 s quicker.

There’s also a difference in torque: the Cadillac Lyriq delivers barely more torque with 880 Nm compared to 850 Nm. That’s about 30 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 visibly lighter – 2,165 kg compared to 2,774 kg. The difference is around 609 kg.

Looking at boot space, the Cadillac Lyriq offers very slightly more boot space – 588 L compared to 530 L. That’s a difference of about 58 L.

When it comes to payload, the Mercedes S-Class carries markedly more – 660 kg compared to 426 kg. That’s a difference of about 234 kg.

Who wins the race in the data check?

The Cadillac Lyriq is far ahead overall 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 £71,100
Lyriq

Cadillac Lyriq

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 528 - 646 HP
  • Consumption kWh/100km 21.8 - 22.5 kWh/100km
  • Electric Range 471 - 530 km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Cadillac Lyriq

The Cadillac Lyriq arrives with bold, angular styling and a striking light signature that gives it real presence on the road without trying too hard. Inside, the Lyriq serves up a calm, tech-heavy cabin with premium touches and a relaxed driving experience that makes switching to electric feel less like a sacrifice and more like a quiet flex.

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Reviews Cadillac Lyriq

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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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Cadillac Lyriq
Mercedes S-Class

Costs and Consumption
Price
71,100 - 93,300 £
Price
104,000 - 201,400 £
Consumption L/100km
-
Consumption L/100km
2.2 - 11 L/100km
Consumption kWh/100km
21.8 - 22.5 kWh/100km
Consumption kWh/100km
-
Electric Range
471 - 530 km
Electric Range
98 - 118 km
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
50 - 252 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
2,774 kg
Curb weight
2,165 - 2,650 kg
Trunk capacity
588 L
Trunk capacity
345 - 530 L
Length
-
Length
-
Width
1,977 mm
Width
1,921 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
426 kg
Payload
420 - 660 kg

Engine and Performance
Engine Type
Electric
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Power HP
528 - 646 HP
Power HP
336 - 635 HP
Acceleration 0-100km/h
3.6 - 5.3 s
Acceleration 0-100km/h
4 - 5.7 s
Max Speed
-
Max Speed
-
Torque
610 - 880 Nm
Torque
560 - 850 Nm
Number of Cylinders
-
Number of Cylinders
6 - 8
Power kW
388 - 475 kW
Power kW
247 - 467 kW
Engine capacity
-
Engine capacity
2,989 - 3,982 cm3

General
Model Year
2,024 - 2,025
Model Year
2026
CO2 Efficiency Class
A
CO2 Efficiency Class
G, B, F
Brand
Cadillac
Brand
Mercedes-Benz
What drivetrain options does the Cadillac Lyriq have?

Available configurations include 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.