Audi A7 40 TDI vs Audi A6 4.0 TDI

Audi A7 40 TDI

Sedan · Diesel · AWD

Audi A6 4.0 TDI

Sedan · Diesel · AWD

Car A

Audi A7 40 TDI

The Audi A7 40 TDI blends long‑distance efficiency with AWD assurance and strong pace, making it a natural for premium road trips. Five seats and a 535‑liter trunk boost practicality, though urban commuters may want a different powertrain focus.

5 seatsSedanDiesel5-star safety5.5 L/100kmAWD

Car B

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 safety340 hpAWD

Why compared same body typesame brandsame powertrainsame seatssame usage profilesimilar price

Usage fit

Family 55 / 63

City 35 / 32

Budget / value 35 / 44

Road trip 69 / 69

Performance 36 / 39

Cargo 30 / 29

Practical 35 / 45

Premium 60 / 65

Winter 70 / 70

Scores out of 100. Blue = Audi A7 40 TDI · Orange = Audi A6 4.0 TDI

Specs side-by-side

Spec Audi A7 40 TDI Audi A6 4.0 TDI

Values are representative — confirm for your market and trim.

Pros & cons

Audi A7 40 TDI

Efficient for its class at 5.5 L/100 km, great for highway mileage
AWD traction supports winter and mixed‑weather travel
0–100 km/h in 5.7 s for confident overtakes and ramps
Five seats and a 535‑liter trunk work for a growing family’s luggage
Diesel powertrain is less at ease in stop‑start city driving
Trunk capacity may fall short for cargo‑heavy use
Premium pricing around 68,000 may exceed tighter budgets
Not suited to drivers seeking electric‑only or ultra‑quiet urban running

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

Verdict

Pick Audi A7 40 TDI if…

Best fuel economy

Audi A7 40 TDI uses 5.5 L/100km vs 7.0 — a meaningful saving if you cover high mileage.

Pick Audi A6 4.0 TDI if…

More power

Audi A6 4.0 TDI puts out 340 hp vs 204 — meaningfully quicker and more confident on motorways.

Usage fit

Specs side-by-side

Pros & cons

Audi A7 40 TDI

Audi A6 4.0 TDI

Verdict

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