The 2023 Audi A6 40 TDI is an all-wheel-drive estate, diesel-powered with an automatic gearbox. It has an engine displacement of 2.0 litres and an output of 150 kW (204 hp).

The asking price is 254,800 SEK. That is 65,700 SEK (20%) below bilbil.se's estimated market price of 320,500 SEK. The estimate is based on 1,221 comparable cars. The chance this car sells within the next 30 days is about 58%.

A dealer typically sells this model in about 18 days and a private seller in about 15 days. At this asking price, the car will sell in an estimated 16 days.

The odometer reads 100,670 km, which works out at about 29,000 km per year.

Notable equipment:

  • Tow bar
  • Fuel-operated parking heater
  • Adaptive cruise control
  • LED headlights
  • Keyless entry and start
  • Power tailgate
  • Parking sensors

Running the car costs an estimated:

  • Fuel about 20,300 SEK per year: 15,000 km, about 6.0 l/100 km (WLTP), diesel 22.56 SEK/l
  • Financing instalment 2,860 SEK per month

The seller is Kvdbil (Åkersberga).

The car has been for sale since 05/11/2026.

Basic information

Registration number
XNW21K
Mileage
100,670 km
carVertical Verify mileage authenticity
20% off
Fuel
Diesel
Displacement
1,968 cm³
Model year
2023
Gearbox
Automatic
Drivetrain
All-wheel drive
Body type
Estate
Colour
Black
Seats
5
Doors
5
Country of manufacture
Germany
Assembly plant
Audi, Neckarsulm
bilbil.se ID
380641

Engine and drivetrain

Engine code
DTP
Cylinders
4
Camshaft drive
Timing belt
Power
150 kW / 204 hp
Top speed
241 km/h

Consumption and emissions

Fuel consumption
5.6 l/100 km
Fuel tank
63 l
CO2 emissions
146 g/km
Emission class
Euro 6

Dimensions and weights

Dimensions (L × W × H)
4,954 × 1,886 × 1,486 mm
Wheelbase
2,931 mm
Boot space
565 l
Kerb weight
1,845 kg
Gross weight
2,425 kg
Max towing weight
2,000 kg
Towing weight (unbraked)
750 kg

The information on this page is compiled by Bilbil from dozens of public and non-public sources from Sweden and elsewhere in Europe. Check the details stated by the seller in the original listing.

Generation
C8 (C8 (4A))
Produced
2018–2025

Gearbox
Automatic

Equipment

  • Adaptive cruise control
  • Fuel-operated parking heater
  • Keyless entry and start
  • LED headlights
  • Parking sensors
  • Power tailgate
  • Tow bar

Equipment rating

Asking price: 254,800 SEK

Well below market price

Market price estimate 320,500 SEK

Based on asking prices

Compared to 1,221 cars of the same model and similar model years (currently listed and recently delisted).

How the estimate is built

  • Base value (Audi A6, 2023) 357,760 SEK
  • Fuel type: Diesel +17,330 SEK
  • All-wheel drive +1,320 SEK
  • Sold by a dealer +870 SEK
  • High mileage −56,780 SEK
  • Market price estimate 320,500 SEK

Without a statistically distinct effect in this group: fuel-operated parking heater.

At this asking price, the car will sell in an estimated 16 days.

No price changes during the tracked period.

Next inspection

In Sweden, a car or light van has its second inspection no later than 24 months after the first, and after that no later than 14 months after the previous one. The listing does not say when the car is next due for inspection.

Check with Transportstyrelsen

The interval is derived from the model year, because the listing has no first registration date.

Sale periods

Kvdbil Åkersberga, Stockholm 1 day for sale
5/11/2026

Sales

No previous sales.

See detailed history data from carVertical: the report covers the car's mileage records, possible damage, previous owners and registrations.

View history report
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SEK
5,000 SEK 900,000 SEK
10 years
1 year 10 years
Estimated monthly instalment approx. 2,860 SEK/mo

The estimate uses a nominal interest rate of 5.80% and an account fee of 60 SEK a month. The actual rate, term and instalment are set in the loan offer.

Remember to check tyre condition with the seller.

Tyre sizes for this model

  • 255/30 R22
  • 255/35 R21
  • 255/40 R20
  • 245/45 R19
  • 225/55 R18
  • 205/65 R17
  • 225/60 R17

Wheel sizes for this model

17″
18″
19″
20″
21″
22″
What do the sizes mean?

Frequently asked questions about this car

Which car has the registration XNW21K?

XNW21K is a 2023 Audi A6 40 TDI with 100,670 km on the odometer. It is for sale at 254,800 SEK.

How much does Audi A6 40 TDI cost?

Audi A6 40 TDI is for sale at 254,800 SEK.

Is this car well priced?

According to bilbil.se's price estimate, the asking price is well below market price (estimated market price 320,500 SEK).

How long has this car been for sale?

The listing entered bilbil.se's tracking on 05/11/2026.

Has this car been on the market before?

No earlier completed sales are on record for this car.

What model year is the car?

The car is model year 2023.

How many kilometres has the car covered?

The car's mileage is 100,670 km.

What fuel type and gearbox does the car have?

The fuel type is diesel and the gearbox is automatic.

What features does the car have?

Notable features include Tow bar, Fuel-operated parking heater, Adaptive cruise control, LED headlights, Keyless entry and start. The full feature list is on this page.

Where is Audi A6 40 TDI located?

The car is located in Stockholm (Åkersberga, Stockholm).

Who is selling this car?

The seller is Kvdbil (Åkersberga).

Where can I see this car's price history?

This page shows the changes to the car's asking price, its sale periods and the edits made to the listing.