2.4/2.8 V6 (ACK/APS) vs 2.5 TFSI I5

Side-by-side reliability comparison

Higher reliability score
2.5 TFSI I5 BUY 83/100
+8 points over 2.4/2.8 V6 (ACK/APS)
0 / 100
ACCEPTABLE 2.4/2.8 V6 (ACK/APS) Audi
0 / 100
BUY 2.5 TFSI I5 Audi

Specifications

2.4/2.8 V6 (ACK/APS)
2.5 TFSI I5
Brand
Audi
Audi
Verdict
ACCEPTABLE
BUY
Reliability
75
83
Years
1997--2005
2009--present
Displacement
2771 cc
2480 cc
Layout
V6
I5
Type
Petrol Na
Petrol Turbo
Power
165--193 hp
340--400 hp
Known Issues
1
2
Total Risk Cost
€400--€900
€700--€1,600

Character

2.4/2.8 V6 (ACK/APS)

"B5/C5 A4/A6 V6. Timing belt (not chain!) — failure destroys engine. Smooth, refined. Oil consumption at high mileage. Water pump driven by timing belt — replace together."

2.5 TFSI I5

"Legendary 5-cyl. 9x Engine of the Year. Forged internals. Surprisingly reliable."

Issues Comparison

2.4/2.8 V6 (ACK/APS) 1

◆ CRITICAL
Timing belt failure (interference) €400--€900 90,000 km--120,000 km

2.5 TFSI I5 2

○ MINOR
Wastegate rattle (2015-2018 production) €300--€800 20,000 km--80,000 km
○ MINOR
Carbon buildup (DI engine) €400--€800 60,000 km--120,000 km

Models

2.4/2.8 V6 (ACK/APS) 5

A6 C5 1997--2001 A4 B5 1996--2001 A6 C5 1997--2004 A6 C6 2004--2008 A6 C6 2007--2011

2.5 TFSI I5 5

Ducato 250/290 2011--present TT 8J 2009--2014 Q3 8U 2013--2018 A3 8Y 2022--present TT RS 2.5 TFSI 8S 2016--2023 Coupe
Full 2.4/2.8 V6 (ACK/APS) Report Full 2.5 TFSI I5 Report