Engine oil Castrol or Shell

vs

PartReview Score

90

Rank #3 in ranking

1340

472

41

25

538

4.3

Engine noise

4.2

Exhaust smoke

4.0

Warning light

4.4

Owners' choice:

PR Score

Ranking

Votes

Reviews

Average rating

Properties

Car

PartReview Score

94

Rank #4 in ranking

944

325

16

10

351

4.5

Engine noise

4.3

Exhaust smoke

4.2

Warning light

4.3

Owners' choice:

Reviews

All

Castrol

Shell

Castrol › Engine oil

ohgodimabouttohonk 14 Sep 2025, 23:27

Engine noise:

Rating 4.0

Car idles smoother with Castrol it seems.

Pros: idles smoother

Vehicle: Mazda

Castrol › Engine oil

sissy_slut_jay 14 Sep 2025, 17:32

Engine noise:

Rating 4.0

I run 10w-40 castrol gtx been running it for the past 5 years I drive a 2011 wrx

Pros: used for 5 years

Vehicle: Subaru

Shell › Engine oil

Nie9001 14 Sep 2025, 17:06

Rating 4.5

Rotella T6 5w-40 is what I’ve ran in the car ever since it was tuned and I get great feedback from blackstone labs when sending in my oil for analysis.

Pros: great feedback from analysis

Vehicle: Subaru

Castrol › Engine oil

PrintPerfect1579 13 Sep 2025, 03:32

Engine noise:

Rating 5.0

ran Castrol 20w50 GTX in my 2.4 Naps Z D21 since new the mechanic who put on new head gasket w/215.000 due to a bad radiator said engine looked brand new inside

Pros: engine looked brand new

Vehicle: Nissan

Mileage: 215000 km

Castrol › Engine oil

serviceslave 12 Sep 2025, 13:09

Engine noise:

Rating 4.5

Used 5w40 castrol for most its life, but vw504 standard is good too. Using it now and the old man says it runs good.

Pros: runs good, long-lasting

Vehicle: Volkswagen Jetta

Mileage: 250000 km

Shell › Engine oil

BigB0Y95 8 Sep 2025, 15:22

Rating 4.0

My experience sa long ride, malamig sya for my scooter. Ayun yung ginagamit ko after mag general pms. Better sya sa ibang nasubukan kong engine oil like petron.

Pros: malamig sya for scooter

Castrol › Engine oil

Monday3lue 7 Sep 2025, 10:37

Engine noise:

Rating 4.5

My Mazda3 which I service myself now, Castrol edge 5w-30 and feels happier. Same engine too.

Pros: feels happier

Vehicle: Mazda

Castrol › Engine oil

Grimmreaperalways 3 Sep 2025, 06:47

Rating 4.0

I always used blue "german" coolant in my e90 bmw oddly it also recommended Castrol oil. Specifically called for it in oil cap

Vehicle: BMW

Castrol › Engine oil

j526w 3 Nov 2024, 17:03

Exhaust smoke:

Rating 3.0

Castrol euro 540. Tried liquid moly and a few others but my car burns them for some reason.

Pros: null

Cons: car burns them

Vehicle: Volkswagen

Castrol › Engine oil

jpdonelurkin 12 Oct 2024, 22:17

Exhaust smoke:

Rating 1.0

Avoid. Tried it, it burnt off very quickly. Back to Castrol with my tail between my legs.

Cons: burnt off quickly

Vehicle: BMW

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