4.0 TDI V8 vs EA888 Gen 4

Side-by-side reliability comparison

Higher reliability score
EA888 Gen 4 BUY 82/100
+30 points over 4.0 TDI V8
0 / 100
CAUTION 4.0 TDI V8 Audi
0 / 100
BUY EA888 Gen 4 Audi

Specifications

4.0 TDI V8
EA888 Gen 4
Brand
Audi
Audi
Verdict
CAUTION
BUY
Reliability
52
82
Years
2003--2012
2020--present
Displacement
4134 cc
1984 cc
Layout
V8
I4
Type
Diesel
Petrol Turbo
Power
326--385 hp
190--320 hp
Known Issues
2
2
Total Risk Cost
€3,500--€10,000
€300--€1,200

Character

4.0 TDI V8

"D3 A8, Q7. V8 diesel — enormous torque. Complex. Timing chain. 8 injectors = expensive. DPF. Linked to Dieselgate (CDSB). Specialist only. Parts costs astronomical."

EA888 Gen 4

"Gen 3 refined. Higher compression, better cooling. Strong long-term outlook."

Issues Comparison

4.0 TDI V8 2

◆ CRITICAL
Timing chain complexity €2,000--€6,000 80,000 km--150,000 km
▲ HIGH
Injector failure (8 injectors) €1,500--€4,000 100,000 km--200,000 km

EA888 Gen 4 2

● MODERATE
Oil dilution — cold/short trips €0--€500 0 km--80,000 km
○ MINOR
EGR valve fouling (petrol EGR) €300--€700 80,000 km--160,000 km

Models

4.0 TDI V8 3

Q7 4L 2007--2012 A8 D3 2005--2010 A8 D4 2010--2017

EA888 Gen 4 9

A1 35 TFSI GB 2018--2024 Hatchback A3 35 TFSI 8Y 2020--2024 Hatchback A4 2.0 TFSI B9 2015--2024 Sedan A4 Avant 2.0 TFSI B9 2015--2024 Wagon A5 2.0 TFSI F5 2016--2024 Coupe A5 Sportback 2.0 TFSI F5 2016--2024 Fastback A6 2.0 TFSI C8 2018--2024 Sedan Q3 35 TFSI F3 2018--2024 SUV Q5 2.0 TFSI FY 2017--2024 SUV
Full 4.0 TDI V8 Report Full EA888 Gen 4 Report