In this comparison, Mercedes-Benz EQS leads on value for money, motorway range and family practicality, while the Tesla Model S leads on charging speed.
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Our take
The Mercedes-Benz EQS wins almost every category - it's the clear choice unless price is the deciding factor.
See the specification differences behind the verdict, with supporting figures for each advantage.
400
Compare the key specifications for your selected trims.
| Measure | Mercedes-Benz EQS400 | Tesla Model SDual Motor |
|---|---|---|
| Price | £91,765 (better) | £95,480 |
| Official range | 490 miles | Not available |
| Boot space | 610 L | 745 L (better) |
| 10-80% rapid charge | 31 min | 31 min |
| 0-62 mph | 4.3 sec | 2.1 sec (better) |
Size Comparison
Length
Width
Height
Compare exterior dimensions to assess how each car fits UK parking spaces.
| Measure | Mercedes-Benz EQS400 | Tesla Model SDual Motor |
|---|---|---|
| Length | 5,216 mm | 4,970 mm |
| Width (mirrors folded) | 1,926 mm (better) | 1,964 mm |
| Width with mirrors out | 2,135 mm (better) | 2,189 mm |
| Height | 1,512 mm | 1,445 mm |
| Turning circle | 10.9 m (better) | 11.8 m |
| Clearance in a standard bayA standard UK parking bay is 2,400 mm wide. | 474 mm spare (better) | 436 mm spare |
Compare seating, child-seat mounting points, boot space and towing capacity.
| Measure | Mercedes-Benz EQS400 | Tesla Model SDual Motor |
|---|---|---|
| Seats | 5 | 5 |
| ISOFIX child-seat points | 2 | 2 |
| Boot space (seats up) | 610 L | 745 L (better) |
| Boot space (seats down) | 1770 L (better) | 1645 L |
| Frunk | Not available | 150 L |
| Towing capacity (braked) | 750 kg (better) | 0 kg |
Percentile ranks against UK EVs of the same body style.
Mercedes-Benz EQS
Tesla Model S
| Specification | Mercedes-Benz EQS 400 | Tesla Model S Dual Motor |
|---|---|---|
| Dimensions | ||
| Length | 5.22m | 4.97m-246mm |
| Width | 1.93m | 1.96m+38mm |
| Width (mirrors) | 2.13m | 2.19m+54mm |
| Height | 1.51m | 1.45m-67mm |
| Wheelbase | 3.21m | 2.96m-250mm |
| Ground Clearance | 143mm | 137mm-6mm |
| Capacity | ||
| Boot (seats up) | 610L | 745L (better) |
| Boot (seats down) | 1770L (better) | 1645L |
| Frunk | Not available | 150L |
| Seats | 5 | 5 |
| Practicality | ||
| Turning Circle | 10.9m (better) | 11.8m |
| Kerb Weight | 2,660kg | 2,256kg (better) |
| Towing Capacity | 750kg (better) | Not available |
| Electric | ||
| Battery | Not available | 100kWh |
| Range (WLTP) | 490 mi | Not available |
| Max DC Charge | Not available | 250kW |
| Pricing | ||
| UK MSRP | £91,765 (better) | £95,480 |
| Details | ||
| Body Style | Saloon | Saloon |
| Available | 2026+ | 2023–2026 |
Check official and estimated driving range alongside charging speeds, efficiency and battery technology.
| Measure | Mercedes-Benz EQS400 | Tesla Model SDual Motor |
|---|---|---|
| Official range (WLTP) | 490 miles | Not available |
| Estimated motorway rangeEVcarsguide estimate at sustained motorway speed. | 392 miles | Not available |
| 10-80% rapid charge time | 31 min | 31 min |
| Max rapid charge rate | Not available | 250 kW |
| Home AC charging | 11 kW | 11 kW |
| Usable battery capacity | Not available | 95 kWh |
| Battery chemistry | NMC | NCA |
| Battery architecture | 400V | 400V |
| Heat pump | Not standard | Standard (better) |
Compare acceleration, power and drivetrain specifications for the selected trims.
| Measure | Mercedes-Benz EQS400 | Tesla Model SDual Motor |
|---|---|---|
| 0-62 mph | 4.3 sec | 2.1 sec (better) |
| Power | 270 kW | Not available |
| Torque | 858 Nm | 1020 Nm (better) |
| Drivetrain | AWD | AWD |
For a useful running-cost comparison, factor in your mileage, charging access and current petrol or diesel car alongside the EV estimate.
Compare with petrol or diesel
Compare purchase price, energy, road tax and maintenance with a petrol or diesel alternative.
Calculate company-car tax
Work out monthly Benefit-in-Kind using current and future HMRC rates.
Cost per mile
Compare EV charging costs per mile with petrol and diesel using your charging options.
Check a lease quote
Assess the effective monthly cost alongside the list price and expected depreciation.
Tested 2021
Tested 2022
Check the published battery warranty cover for each selected trim.
| Measure | Mercedes-Benz EQS400 | Tesla Model SDual Motor |
|---|---|---|
| Battery warranty | 10 years (better) | 8 years |
| Battery warranty distance | 250,000 km (better) | 240,000 km |
Get a quote
Mercedes-Benz EQS
Tesla Model S
The Tesla Model S costs £3,715 more than the Mercedes-Benz EQS. For that premium it adds 135 litres more boot space and a 2.2s quicker 0-62mph time. On EVcarsguide's combined category scores, the Mercedes-Benz EQS comes out ahead overall.
The Mercedes-Benz EQS is the easier car for tight UK car parks: it is 38 mm narrower than the Tesla Model S. In a standard 2,400 mm bay that leaves about 474 mm of total clearance for the Mercedes-Benz EQS and about 436 mm of total clearance for the Tesla Model S. The Mercedes-Benz EQS also turns in a 0.9 m tighter circle, which helps with U-turns and multi-storey ramps.
Over a 8-year ownership window EVcarsguide's degradation model projects roughly 84% battery health for the Mercedes-Benz EQS and 84% for the Tesla Model S. That is close enough that capacity loss should not decide between them. Both use NMC-type cells, so for daily use keep the charge limit near 80% to slow degradation. The Mercedes-Benz EQS has the longer battery warranty at 10 years, versus 8 for the Tesla Model S.
Visit the full model pages for owner feedback, expert reviews, used prices and battery-health information.
Compare similarly sized and priced electric cars before finalising your shortlist.
More Mercedes-Benz EQS comparisons
More Tesla Model S comparisons
EVcarsguide scores every verified EV on price, range, family use and running costs. Here is where this pair appears.
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Specs are sourced from manufacturer websites and manually reviewed. These figures were last verified .