Spark plug Bosch or NGK

PartReview Score

Rank #3 in ranking

198

145

264

3.3

Acceleration

3.0

Idle

3.2

Starting

3.0

Owners' choice:

PR Score

Ranking

Votes

Reviews

Average rating

Properties

Car

PartReview Score

Rank #1 in ranking

1506

597

763

4.0

Acceleration

3.7

Idle

3.5

Starting

4.1

Owners' choice:

Reviews

All

Bosch

NGK

Bosch › Spark plug

LHW95 29 Dec 2023, 00:17

Rating 4.5

I recently changed my spark plugs on 2012 Ford Focus. I used Bosch and got a 3 MPG boost.

Pros: 3 MPG boost

Vehicle: Ford Focus

NGK › Spark plug

7thtrydgafanymore 20 Dec 2023, 20:32

Acceleration:

Rating 4.0

I used NGK at 100k miles and have been happy with them.

Pros: happy with them

Vehicle: Ford

Mileage: 160934 km

NGK › Spark plug

MadFatty 13 Dec 2023, 07:50

Acceleration:

Rating 4.0

Skip the genuine spark plugs and just get NGKs. And skip the genuine oil change kit and get pentosin if you wanna stay oe

Pros: oe quality

Bosch › Spark plug

tsurayuki 5 Dec 2023, 12:08

Rating 5.0

Since I mounted Bosch 4-prong spark plugs, fuel economy has improved a lot. Gone from 12-13 km/l to nearly 15 km/l.

Pros: fuel economy improved

Vehicle: Mazda

NGK › Spark plug

hallstevenson 1 Dec 2023, 19:37

Rating 5.0

7751 are the OEM plugs and rated for ~105k miles, give or take.

Pros: OEM plugs, high mileage rating

Mileage: 168981 km

Part number: 7751

Bosch › Spark plug

whiteboardlist 25 Nov 2023, 14:55

Rating 5.0

I have only used Bosch plugs in my cars, and I have not had any issues with them yet.

Pros: no issues yet

NGK › Spark plug

El-Jewpacabra 25 Nov 2023, 12:11

Acceleration:

Rating 5.0

I like my NGKs a lot. Never had any issues with them and they perform well

Pros: perform well, no issues

NGK › Spark plug

Urano17 29 Aug 2022, 17:45

Acceleration:

Rating 3.0

The only thing I noticed when it was extremely hot and humid my car was slow in accelerating.

Cons: slow in accelerating

Mileage: 93000 km

Bosch › Spark plug

Boomer Guy 14 Sep 2021, 00:34

Rating 1.0

I've heard for many decades how bad Bosch spark plugs are and I figured the coils would be just as bad, if not worse.

Cons: bad quality

Bosch › Spark plug

mechanicinkc 20 Aug 2021, 05:56

Starting:
Idle:
Acceleration:

Rating 1.0

Bosch spark plugs are junk.

Cons: junk

1 ... 39 40 41 42 43 44 45 46 47 ... 103

Write your review

Help others - share your experience with this part.

Part:

Manufacturer:

Make:

Model:

Generation:

Review tone

Positive Negative Neutral

Reviews found: 0

Voted AGAINST engine oil RAVENOL on the rating page

The brake caliper ATE has only 9 reviews. Maybe add one more?

The brake fluid OEM Subaru has only 2 reviews. Maybe add one more?

The brake discs OEM Subaru has only 8 reviews. Maybe add one more?

The brake discs FEBI got the first review!

The power steering pump OEM Volvo got the first review!

The brake pads OEM Infiniti got the first review!

In the rating best shock absorbers already 13 brands participate!

In the rating best fuel pump already 5 brands participate!

In the rating best windshield already 14 brands participate!

In the rating best flywheel only 4 brands. Do you know another one?

In the auto rating oil filter for Volkswagen Passat already 5 brands participate!

In the auto rating battery for Volkswagen Golf already 5 brands participate!

In the auto rating brake pads for Mazda 5 already 10 brands participate!

The roof rack YAKIMA has only 10 votes! Recommend it?

The brake pads G-brake has only 10 votes! Recommend it?

The piston rings OEM Honda has only 10 votes! Recommend it?

For headlights OEM Volkswagen already 50 reviews.

For brake caliper OEM Volkswagen already 25 reviews.

The engine radiator MISHIMOTO already has 300 votes!

The engine oil AMSOIL already has 1000 votes!

For tires GISLAVED already 25 reviews.

The tires OEM FORD already has 100 votes!

Voted AGAINST engine oil RED LINE on the rating page

Voted AGAINST engine oil PENNZOIL on the rating page

In the rating best CVT transmission only 4 brands. Do you know another one?

Other comparisons

Spark plug NGK or Denso

Spark plug NGK or Autolite

Spark plug NGK or Champion

Spark plug NGK or AC DELCO

Spark plug NGK or BRISK

Spark plug NGK or OEM Volkswagen

Spark plug NGK or OEM Toyota

Spark plug NGK or Motorcraft

Show all