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Google Tag Manager vs Site Kit

Based on 511 and 2 real audits

View Google Tag Manager details | View Site Kit details
MetricGoogle Tag ManagerSite KitWinner
Performance3838Tie
Accessibility8890Site Kit
Best Practices8796Site Kit
SEO9284Google Tag Manager
Security6567Site Kit
TTFB306ms292msSite Kit
Composite7375Site Kit
Performance
Google Tag Manager
38
Site Kit
38
Accessibility
Google Tag Manager
88
Site Kit
90
Security
Google Tag Manager
65
Site Kit
67
SEO
Google Tag Manager
92
Site Kit
84
Composite
Google Tag Manager
73
Site Kit
75

Site Kit outperforms Google Tag Manager in 5 of 7 categories, with a stronger composite score (75 vs 73). Google Tag Manager leads in SEO.

FAQ

Which is faster, Google Tag Manager or Site Kit?
Based on real BeaverCheck audits, Google Tag Manager sites score higher on Lighthouse performance (38 vs 38 on average).
Which has better security, Google Tag Manager or Site Kit?
Site Kit sites score higher on security analysis (67 vs 65 on average).
Should I choose Google Tag Manager or Site Kit for my website?
Both platforms have trade-offs. Google Tag Manager scores higher on performance while Google Tag Manager may excel in other areas. Run a free BeaverCheck audit to compare specific metrics relevant to your use case.
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