EP6/THP (Prince) vs PureTech 1.2T (post-2023)
Side-by-side reliability comparison
Higher reliability score
PureTech 1.2T (post-2023)
ACCEPTABLE
72/100
+27 points over EP6/THP (Prince)
0
/ 100
AVOID
EP6/THP (Prince)
PSA
0
/ 100
ACCEPTABLE
PureTech 1.2T (post-2023)
PSA
Specifications
EP6/THP (Prince)
PureTech 1.2T (post-2023)
Brand
PSA
PSA
Verdict
AVOID
ACCEPTABLE
Reliability
45
72
Years
2006--2018
2023--present
Displacement
1598 cc
1199 cc
Layout
I4
I3
Type
Petrol Turbo
Petrol Turbo
Power
120--270 hp
110--155 hp
Known Issues
2
1
Total Risk Cost
€1,200--€2,800
€400--€900
Character
EP6/THP (Prince)
"BMW/PSA joint engine. Timing chain stretch, carbon buildup. 308 GTi/RCZ power but fragile."
PureTech 1.2T (post-2023)
"Finally switched to timing chain. Belt issues resolved. Engine of the Year redeemed. Now genuinely recommendable."
Issues Comparison
EP6/THP (Prince) 2
▲ HIGH
Timing chain stretch (BMW-PSA joint engine)
● MODERATE
Carbon buildup on intake valves
PureTech 1.2T (post-2023) 1
○ MINOR
Timing chain (new design — building data)
Models
EP6/THP (Prince) 82
407
407
C3
Partner
3008
308
5008
207
2008
208
508
5008
508
3008
5008
3008
207
308
508
308
3008
RCZ
208
308
208
308
DS3
308
DS3
208
RCZ
208
5008
508
3008
308
RCZ
207
208
207
308
207
308
207
207
DS7
C5 Aircross
5008
DS4
3008
5008
508
3008
508
DS9
508
308
308
3008
DS9
508
5008
DS7
DS4
C5 X
C5 Aircross
308
508
DS7
3008
DS7
DS9
508
3008
3008
308
308
C4
508
308
308
308