Audi A6 4.0 TDI vs Mercedes-Benz C 500

Audi A6 4.0 TDI

Sedan · Diesel · AWD

Mercedes-Benz C 500

Sedan · Electric · FWD

Car A

Audi A6 4.0 TDI

A quick, long-range AWD V8 diesel aimed at premium buyers, pairing 4.4 s 0–100 km/h pace with an efficient 7 L/100 km. Seats five with a 530-liter trunk, making it ideal for road trips while being less compelling for city-first use.

5 seatsSedanDiesel5-star safetyAWD

Car B

Mercedes-Benz C 500

A premium five-seat EV that blends brutal acceleration with a long 600 km range. Best for city and performance-focused drivers, with less appeal for winter-heavy or road‑trip priorities.

5 seatsSedanElectric500 hpElectric

Why compared more powercomparison picksame body typesame seatssimilar pricestep-up price

Usage fit

Family 63 / 34

City 32 / 44

Budget / value 44 / 34

Road trip 69 / 25

Performance 39 / 38

Cargo 29 / 28

Practical 45 / 37

Premium 65 / 45

Winter 70 / 0

Scores out of 100. Blue = Audi A6 4.0 TDI · Orange = Mercedes-Benz C 500

Specs side-by-side

Spec Audi A6 4.0 TDI Mercedes-Benz C 500

Values are representative — confirm for your market and trim.

Pros & cons

Audi A6 4.0 TDI

AWD traction for winter and mixed-road confidence on long trips
800 Nm torque and 4.4 s 0–100 km/h for effortless overtakes
Efficient for its class at 7 L/100 km, reducing fuel stops
Five seats and a 530 L trunk suit growing families and luggage
Weak fit for city driving per signals; shines more on open roads
Not built for cargo-heavy use despite a generous trunk
Premium price around 75,000 may exceed some budgets
Only five seats; no third row for larger families

Mercedes-Benz C 500

Explosive 0–100 km/h in 3.2 s for effortless passing and merging
Long 600 km range from a 100 kWh battery reduces charging frequency
500 L trunk and five seats add everyday practicality
500 hp and 900 Nm deliver engaging performance with a 250 km/h top speed
Front-wheel drive may be less reassuring in winter than AWD alternatives
Premium price of 80000 may not fit tighter budgets
More aligned with city and performance driving than extended road trips
Large 100 kWh battery can take longer to recharge on slower chargers

Verdict

Pick Audi A6 4.0 TDI if…

Lower entry price

Audi A6 4.0 TDI starts lower, making it the stronger value pick if budget is a priority.

Pick Mercedes-Benz C 500 if…

More power

Mercedes-Benz C 500 puts out 500 hp vs 340 — meaningfully quicker and more confident on motorways.

Usage fit

Specs side-by-side

Pros & cons

Audi A6 4.0 TDI

Mercedes-Benz C 500

Verdict

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