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Google Tag Manager vs HubSpot Analytics

Based on 2545 and 98 real audits

View Google Tag Manager details | View HubSpot Analytics details
MetricGoogle Tag ManagerHubSpot AnalyticsWinner
Performance4035Google Tag Manager
Accessibility8888Tie
Best Practices8680Google Tag Manager
SEO9189Google Tag Manager
Security6565Tie
TTFB375ms304msHubSpot Analytics
Composite7373Tie
Performance
Google Tag Manager
40
HubSpot Analytics
35
Accessibility
Google Tag Manager
88
HubSpot Analytics
88
Security
Google Tag Manager
65
HubSpot Analytics
65
SEO
Google Tag Manager
91
HubSpot Analytics
89
Composite
Google Tag Manager
73
HubSpot Analytics
73

Google Tag Manager outperforms HubSpot Analytics in 3 of 7 categories, with a stronger composite score (73 vs 73). HubSpot Analytics leads in TTFB.

When to choose Google Tag Manager

Choose Google Tag Manager when your primary concern is best practices and performance. Its audit data shows consistent strength in these areas across the sampled sites.

When to choose HubSpot Analytics

Choose HubSpot Analytics when your primary concern is server response time. Its audit data shows consistent strength in these areas across the sampled sites.

How this comparison was built

Scores are medians across 2545 audited Google Tag Manager sites and 98 audited HubSpot Analytics sites in the BeaverCheck database. Every audit runs the same 100+ checks — Lighthouse performance, security headers, accessibility, SEO, server response time — against a real URL. No vendor input, no sponsorship, no affiliate links. Read the full methodology →

FAQ

Which is faster, Google Tag Manager or HubSpot Analytics?
Based on real BeaverCheck audits, Google Tag Manager sites score higher on Lighthouse performance (40 vs 35 on average).
Which has better security, Google Tag Manager or HubSpot Analytics?
Google Tag Manager sites score higher on security analysis (65 vs 65 on average).
Which has better accessibility, Google Tag Manager or HubSpot Analytics?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor Google Tag Manager (88 vs 88). Both technologies can be made fully accessible with care — the difference reflects common patterns in the sampled sites, not inherent platform limits.
Which is better for SEO, Google Tag Manager or HubSpot Analytics?
Google Tag Manager sites score higher on Lighthouse SEO signals (91 vs 89 on average), which cover meta tags, crawlability, mobile friendliness, and structured data. Content strategy and backlinks still matter more than platform choice for ranking.
Which has faster server response (TTFB), Google Tag Manager or HubSpot Analytics?
HubSpot Analytics sites show lower Time to First Byte (304 ms vs 375 ms on average). TTFB depends heavily on hosting and CDN setup rather than the technology itself, but the sampled sites suggest a meaningful difference in common deployment patterns.
Should I choose Google Tag Manager or HubSpot Analytics for my website?
Both platforms have trade-offs. Google Tag Manager scores higher on overall composite score while Google Tag Manager may excel in metrics you care about most. Run a free BeaverCheck audit on a real site using each to compare the metrics relevant to your use case.
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