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Audi SQ6 e-tron vs Mercedes-Benz G-Class Electric
Selected trimStandard365 mi · 100 kWh · £87,650
Selected trimG 580 with EQ Technology283 mi · 116 kWh · £154,870
At a glance
In this comparison, Audi SQ6 e-tron leads on value for money, motorway range and charging speed, while the Mercedes-Benz G-Class Electric leads on family practicality.
Which should you choose?
Choose the Audi SQ6 e-tron if...
- you want the most for your money - best overall spec per pound
- you do long motorway journeys - it has the best estimated real-world range at speed
- you need the fastest charging of these options
Choose the Mercedes-Benz G-Class Electric if...
- you have a family - it has the best combination of boot space, safety, and rear legroom
How we reached the recommendation
Verdict
Our take
The Audi SQ6 e-tron wins almost every category - it's the clear choice unless price is the deciding factor.
ValueAudi
Audi
5.3
Mercedes-Benz
4.7
Motorway RangeAudi
Audi
7.4
Mercedes-Benz
2.4
FamilyMercedes-Benz
Audi
7.7
Mercedes-Benz
9
ChargingAudi
Audi
8.3
Mercedes-Benz
7.2
What each car does better
See the specification differences behind the verdict, with supporting figures for each advantage.
Audi SQ6 e-tron
Base
- £67,220 cheaper
- 82 miles more WLTP range
- 70 kW faster rapid charging
- 1.5 m tighter turning circle
Key specifications
Compare the key specifications for your selected trims.
| Measure | Audi SQ6 e-tronBase | Mercedes-Benz G-Class ElectricG 580 with EQ Technology |
|---|---|---|
| Price | £87,650 (better) | £154,870 |
| Official range | 365 miles (better) | 283 miles |
| Boot space | 514 L | 620 L (better) |
| 10-80% rapid charge | 21 min | Not available |
| 0-62 mph | 4.3 sec (better) | 4.7 sec |
Size Comparison
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Audi SQ6 e-tron
Mercedes-Benz G-Class Electric
Length
Audi SQ6 e-tron4,771mm-92mm
Mercedes-Benz G-Class Electric4,863mm
Width
Audi SQ6 e-tron1,965mm
Mercedes-Benz G-Class Electric1,931mm-34mm
Height
Audi SQ6 e-tron1,702mm-267mm
Mercedes-Benz G-Class Electric1,969mm
Space, size & parking
Parking & manoeuvring
Compare exterior dimensions to assess how each car fits UK parking spaces.
| Measure | Audi SQ6 e-tronBase | Mercedes-Benz G-Class ElectricG 580 with EQ Technology |
|---|---|---|
| Length | 4,771 mm | 4,863 mm |
| Width (mirrors folded) | 1,965 mm | 1,931 mm (better) |
| Width with mirrors out | Not available | 2,187 mm |
| Height | 1,702 mm | 1,969 mm |
| Turning circle | 12.1 m (better) | 13.6 m |
| Clearance in a standard bayA standard UK parking bay is 2,400 mm wide. | 435 mm spare | 469 mm spare (better) |
People & luggage
Compare seating, child-seat mounting points, boot space and towing capacity.
| Measure | Audi SQ6 e-tronBase | Mercedes-Benz G-Class ElectricG 580 with EQ Technology |
|---|---|---|
| Seats | 5 | 5 |
| Boot space (seats up) | 514 L | 620 L (better) |
| Boot space (seats down) | 1517 L | 1990 L (better) |
How each stacks up
Percentile ranks against UK EVs of the same body style.
Audi SQ6 e-tron
- 365 mile WLTP range, longer than 80% of SUVs we track.
- Peak DC charging of 270 kW, faster than 85% of SUVs in our catalogue.
Mercedes-Benz G-Class Electric
- Boot space of 620 L is bigger than 90% of SUVs we track.
- At 4,863 mm, longer than 85% of SUVs we track.
Full specifications
| Specification |  Audi SQ6 e-tron Base |  Mercedes-Benz G-Class Electric G 580 with EQ Technology |
|---|---|---|
| Dimensions | ||
| Length | 4.77m | 4.86m+92mm |
| Width | 1.97m | 1.93m-34mm |
| Width (mirrors) | Not available | 2.19m |
| Height | 1.70m | 1.97m+267mm |
| Wheelbase | 2.90m | 2.89m-9mm |
| Ground Clearance | Not available | 250mm |
| Capacity | ||
| Boot (seats up) | 514L | 620L (better) |
| Boot (seats down) | 1517L | 1990L (better) |
| Seats | 5 | 5 |
| Practicality | ||
| Turning Circle | 12.1m (better) | 13.6m |
| Kerb Weight | 2,350kg (better) | 3,209kg |
| Electric | ||
| Battery | 100kWh | 116kWh (better) |
| Range (WLTP) | 365 mi (better) | 283 mi |
| Max DC Charge | 270kW (better) | 200kW |
| Pricing | ||
| UK MSRP | £87,650 (better) | £154,870 |
| Details | ||
| Body Style | SUV | SUV |
| Available | 2024+ | 2024+ |
Range & charging
Range, charging & battery
Check official and estimated driving range alongside charging speeds, efficiency and battery technology.
| Measure | Audi SQ6 e-tronBase | Mercedes-Benz G-Class ElectricG 580 with EQ Technology |
|---|---|---|
| Official range (WLTP) | 365 miles (better) | 283 miles |
| Estimated motorway rangeEVcarsguide estimate at sustained motorway speed. | 304 miles (better) | 235 miles |
| 10-80% rapid charge time | 21 min | Not available |
| Max rapid charge rate | 270 kW (better) | 200 kW |
| Home AC charging | 11 kW | 11 kW |
| Usable battery capacity | 100 kWh | 116 kWh (better) |
| Battery chemistry | NMC | NMC |
| Battery architecture | 800V | Not available |
Driving & everyday use
Performance & drivetrain
Compare acceleration, power and drivetrain specifications for the selected trims.
| Measure | Audi SQ6 e-tronBase | Mercedes-Benz G-Class ElectricG 580 with EQ Technology |
|---|---|---|
| 0-62 mph | 4.3 sec (better) | 4.7 sec |
| Power | 381 kW | Not available |
| Torque | 580 Nm | Not available |
| Drivetrain | AWD | AWD |
Watch the reviews
Watch selected video reviews here, or visit each model page for the full collection.
Audi SQ6 e-tron
All 3 videos
Reviews and videos discuss each model overall; the specifications above apply to your selected trims.
Prices & deals
Calculate your real costs
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.
Safety & ownership confidence
Euro NCAP - Audi SQ6 e-tron Base
Tested 2024
Adult Occupant91%
Child Occupant92%
Vulnerable Road Users81%
Safety Assist80%
Full result on euroncap.com (opens in new tab)
Euro NCAP - Mercedes-Benz G-Class Electric G 580 with EQ Technology
Tested 2025
Adult Occupant90%
Child Occupant83%
Vulnerable Road Users78%
Safety Assist72%
Full result on euroncap.com (opens in new tab)
Buying options
Get a quote
Audi SQ6 e-tron
Used on AutoTraderLease deals
Mercedes-Benz G-Class Electric
Used on AutoTraderLease deals
Frequently asked questions
Is the Mercedes-Benz G-Class Electric worth the extra £67,220 over the Audi SQ6 e-tron?
The Mercedes-Benz G-Class Electric costs £67,220 more than the Audi SQ6 e-tron. For that premium it adds 106 litres more boot space. The Audi SQ6 e-tron is not just cheaper - it also offers 82 miles more WLTP range and 70 kW faster peak rapid charging. On EVcarsguide's combined category scores, the Audi SQ6 e-tron comes out ahead overall.
Which is cheaper to own over 5 years, the Audi SQ6 e-tron or the Mercedes-Benz G-Class Electric?
The Audi SQ6 e-tron is £67,220 cheaper to buy. The Audi SQ6 e-tron is cheaper to charge, roughly £184 a year versus £280 for the Mercedes-Benz G-Class Electric, at 8,000 miles on an off-peak home tariff. Add 5 years of charging and the Audi SQ6 e-tron comes out roughly £67,700 cheaper overall. These figures cover list price and home charging only - insurance, servicing, tyres and depreciation will move the real total.
What are the Audi SQ6 e-tron and Mercedes-Benz G-Class Electric like on a long motorway trip?
EVcarsguide estimates a real-world motorway range of about 304 miles for the Audi SQ6 e-tron and 235 miles for the Mercedes-Benz G-Class Electric - both below their WLTP figures, because sustained high speed is the hardest case for an EV. The Audi SQ6 e-tron goes roughly 68 miles further between charging stops.
Which is easier to park and drive in town, the Audi SQ6 e-tron or the Mercedes-Benz G-Class Electric?
The Mercedes-Benz G-Class Electric is the easier car for tight UK car parks: it is 34 mm narrower than the Audi SQ6 e-tron. In a standard 2,400 mm bay that leaves about 469 mm of total clearance for the Mercedes-Benz G-Class Electric and about 435 mm of total clearance for the Audi SQ6 e-tron. The Audi SQ6 e-tron also turns in a 1.5 m tighter circle, which helps with U-turns and multi-storey ramps.
Which battery will hold up better as a used buy, the Audi SQ6 e-tron or the Mercedes-Benz G-Class Electric?
Over a 8-year ownership window EVcarsguide's degradation model projects roughly 84% battery health for the Audi SQ6 e-tron and 84% for the Mercedes-Benz G-Class Electric. 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.
Go deeper on each car
Visit the full model pages for owner feedback, expert reviews, used prices and battery-health information.
Compare against other rivals
Compare similarly sized and priced electric cars before finalising your shortlist.
More Audi SQ6 e-tron comparisons
More Mercedes-Benz G-Class Electric comparisons
See both cars in our rankings
EVcarsguide scores every verified EV on price, range, family use and running costs. Here is where this pair appears.
Where the Audi SQ6 e-tron and Mercedes-Benz G-Class Electric rank among the best family EVsWhere the Audi SQ6 e-tron and Mercedes-Benz G-Class Electric rank among the best electric SUVsWhere the Audi SQ6 e-tron and Mercedes-Benz G-Class Electric rank among the best motorway EVsWhere the Audi SQ6 e-tron and Mercedes-Benz G-Class Electric rank among the best city EVsWhere the Audi SQ6 e-tron and Mercedes-Benz G-Class Electric rank among the cheapest EVs to runWhere the Audi SQ6 e-tron and Mercedes-Benz G-Class Electric rank among EVs with the biggest boots
If neither is quite right
Explore other verified electric cars that may better suit the priorities this pair does not meet.
Data accuracy
Specs are sourced from manufacturer websites and manually reviewed. These figures were last verified .