If you run the same site through GA4, Plausible Analytics, and Fathom Analytics at the same time, you will get three different pictures of the same traffic — and the gaps matter when you’re choosing what to standardize on. The comparison below reflects what we have repeatedly observed instrumenting content sites across all three, not a single controlled study; treat the directions as reliable and any specific percentage as illustrative of the shape of the difference, not a benchmark you should expect to reproduce exactly.
If you’re shopping for a 2026 analytics replacement, here’s what to weigh.
Total session count: GA4 usually reports the most
A consistent pattern across content sites: GA4 tends to report more sessions than Plausible or Fathom, often by high single digits to low double digits.
The main driver is bot and non-human traffic. GA4’s default filtering is less aggressive than the privacy-first tools at excluding automated traffic — including the surge of AI-crawler activity Cloudflare and others have documented in 2025–2026. A meaningful share of the “extra” GA4 sessions are not people.
In other words: when GA4 and a privacy-first tool disagree on totals, the privacy-first tool is often closer to the human-traffic number — though neither is ground truth, and you should validate against server logs or a bot-management report rather than assuming either platform is exactly right.
Referral attribution
This is where the privacy-first tools shine.
GA4 tends to dump a large share of traffic into “(direct) / (none)” — the dreaded direct-traffic bucket that mixes true direct, dark social, and lost-referrer organic. On content sites it is common to see a third or more of sessions land there.
Plausible and Fathom typically show a noticeably smaller direct bucket, because their cookieless attribution preserves more referrer data and they handle UTM and referrer parsing differently. The exact split depends on your traffic mix, but the direction is consistent: privacy-first tools usually hand you a cleaner referral breakdown.
For attribution-driven editorial teams, that matters. A smaller, more accurate “direct” bucket changes how you allocate social, paid, and SEO budget — you’re reading real channels instead of a catch-all.
Consent-banner friction
This is the dimension that doesn’t show up in the platform itself but matters for the business.
GA4 (via Google’s Consent Mode requirements in the EU/UK) generally needs a consent banner. Plausible and Fathom are designed to run cookieless and without collecting personal data, so most deployments can skip the banner entirely. Banners impose real friction — a non-trivial share of users dismiss or ignore them, which costs you both consented analytics coverage and, depending on implementation, some measured sessions.
The practical takeaway: the banner you remove by going cookieless can partially offset the lower raw session counts these tools report — and what’s left is cleaner data with no consent UI. Confirm your own GDPR/ePrivacy posture with counsel before relying on “no banner,” since requirements depend on exactly what you collect and where your users are.
What each is good at
GA4 still wins for:
- Funnel analysis with custom events
- Audience export to Google Ads
- Free at scale (you’ll spend $0)
Plausible wins for:
- Simpler EU/GDPR posture (cookieless by design — still confirm with counsel)
- Clean public dashboard for stakeholders
- Predictable usage-based pricing starting around $9/month (annual billing gives two months free)
Fathom wins for:
- Multi-site dashboards (good for agencies)
- Email reports
- Flat-rate pricing roughly $15/month (100k pageviews) up to $380/month (20M pageviews), with custom pricing above 25M
The 2026 recommendation
For most editorial sites, the case for moving off GA4 is now stronger than the case for staying. Three reasons:
- The accuracy gap is mostly bot-filtering and attribution differences, not lost real data
- Going cookieless removes consent-banner friction
- Both Plausible and Fathom offer data export / API access (Plausible’s Stats API and Looker Studio connector on higher tiers), so you can still do Looker / Sheets analysis
For sites already deeply embedded in GA4 — using Audiences in Google Ads, doing complex funnel analysis — staying is reasonable. For editorial teams that mostly need accurate, privacy-clean traffic and referral data, a privacy-first tool is increasingly the better fit.