4.0 TFSI V8 TT vs 3.0 V6 TDI

Side-by-side reliability comparison

Higher reliability score
3.0 V6 TDI BUY 80/100
+12 points over 4.0 TFSI V8 TT
0 / 100
ACCEPTABLE 4.0 TFSI V8 TT Audi
0 / 100
BUY 3.0 V6 TDI Audi

Specifications

4.0 TFSI V8 TT
3.0 V6 TDI
Brand
Audi
Audi
Verdict
ACCEPTABLE
BUY
Reliability
68
80
Years
2012--present
2004--2020
Displacement
3996 cc
2967 cc
Layout
V8
V6
Type
Petrol Turbo
Diesel
Power
560--630 hp
204--272 hp
Known Issues
0
3
Total Risk Cost
€0--€0
€1,800--€4,800

Character

4.0 TFSI V8 TT

"Flagship. 600hp. Powers Lamborghini Urus too. Expensive to fix."

3.0 V6 TDI

"Torque monster. Amazing highway economy. BiTDI = 313hp. Avoid city-only."

Issues Comparison

4.0 TFSI V8 TT 0

No documented issues.

3.0 V6 TDI 3

▲ HIGH
DPF blockage — city driving €600--€1,800 60,000 km--120,000 km
● MODERATE
EGR valve + cooler fouling €400--€1,000 80,000 km--150,000 km
○ MINOR
Timing chain stretch at very high mileage €800--€2,000 150,000 km--∞

Models

4.0 TFSI V8 TT 14

A8 D4 2012--2017 A7 4G 2012--2018 A6 C7 2012--2018 A8 D4 2012--2017 A7 4G 2013--2018 A6 C7 2013--2018 Formentor KM 2021--present Q3 F3 2020--present TT 8S 2016--2024 A3 8V 2017--2020 A6 C8 2020--present A7 4K 2020--present A8 D5 2020--present Q8 4M 2020--present

3.0 V6 TDI 24

A4 B6/B7 2004--2008 Touareg 7L 2004--2010 A8 D3 2003--2010 A6 C6 2004--2011 Q7 4L 2006--2010 A5 8T 2008--2016 A4 B8 2008--2015 Q5 8R 2008--2017 A8 D4 2010--2017 A6 C7 2011--2018 A7 4G 2010--2018 A6 C7 2011--2018 Q5 8R 2013--2017 A6 C7 2011--2018 Q7 4L 2010--2015 Touareg 7P 2010--2018 A5 F5 2017--2024 A4 B9 2015--2019 A4 B9 2015--2019 Q5 FY 2019--present A7 4K 2019--present A4 B9 2019--2023 A6 C8 2019--present Q7 3.0 TDI 4M 2015--2024 SUV
Full 4.0 TFSI V8 TT Report Full 3.0 V6 TDI Report