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Web analytics · November 2026 Edition

Amplitude vs PostHog

Zero of fourteen models named Amplitude first on the direct prompt; zero named PostHog. Amplitude was named by fourteen of the fourteen models and PostHog by thirteen and Amplitude carries 34 labels and PostHog 24, so the shares are not directly comparable.

Amplitude

accepted challenger

United States. Named in ten categories this edition.

PostHog

accepted challenger

Named in nine categories this edition.

First-choice share2%2%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate6%4%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#6#7A position in a field of 15; printed, not drawn.
Labels3424A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, Amplitude reading right to left. Rank and label count are printed, not drawn.Google Analytics 4 was named alongside these two in nine of the fourteen direct answers. Google Analytics 4 vs Amplitude · Google Analytics 4 vs PostHog · HubSpot Marketing Hub vs Amplitude

Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all fourteen models, for a mid-market B2B company; rank is within the category; every quote names the model and the prompt it came from. Both figures come from the web analytics page.

By framing

How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.
AmplitudeFirst choices, of fourteen modelsPostHog
Direct00
Paraphrase00
Comparative00
Budget-constrained00
Scale-constrained11
Negative002 against Amplitude · 1 against PostHog
Bars are first choices, 0 to 14 each sideModels that argued againstA model can name both, so the two sides of a row do not sum to fourteen.

Across every category in the November 2026 Edition, Amplitude and PostHog were named in the same answer 260 times, of the 503 answers naming Amplitude and the 486 naming PostHog. In those answers PostHog took the first choice seventy-two times and Amplitude sixty.

Every model, every framing

The eighty-four answers behind the chart above, one cell each: where Amplitude and PostHog stood in it.
ModelDirectParaphraseComparativeBudget-constrainedScale-constrainedNegative
Claude Haiku 4.5
GPT-5.4 mini
Gemini 3.5 Flash
Perplexity Sonar
Grok 4.20
Mistral Small
DeepSeek V4 Flash
Llama 4 Maverick
Qwen 3.7 Flash
Kimi K2
GLM 4.7 FlashX
MiniMax M2.5
GPT-6 Luna
Muse Glimmer 30B
Amplitude PostHog first choice named as an alternative argued againstblank: not namedEach cell is one answer, Amplitude on the left and PostHog on the right.

The direct prompt

The plain question, one answer per model, grouped by where Amplitude and PostHog stood in it.

Neither was the first choice, one was named

8 of 14 modelsThe answer put something else first and named one of the two as an alternative.
Claude Haiku 4.5Google Analytics 4 alternatives: Adobe Analytics, Amplitude, HubSpot Marketing Hub, Mixpanel
GPT-5.4 miniGoogle Analytics 4 alternatives: Amplitude, Matomo, Mixpanel
Gemini 3.5 FlashDreamdata, HockeyStack alternatives: HubSpot Marketing Hub, PostHog
Perplexity SonarGoogle Analytics 4 alternatives: Amplitude, HockeyStack, Looker Studio, Matomo, Microsoft Clarity, Mixpanel, Plausible Analytics
Grok 4.20Mixpanel alternatives: Fathom, Matomo, Plausible Analytics, PostHog
Mistral SmallClics alternatives: Amplitude, Google Analytics 4 (GA4) with BigQuery, Heap, Matomo, Mixpanel, Piwik PRO Analytics Suite, PostHog
GLM 4.7 FlashXGoogle Analytics 4 alternatives: Adobe Analytics, Amplitude, Google Tag Manager, Heap, Microsoft Clarity, Mixpanel
Muse Glimmer 30BGoogle Analytics 4 alternatives: Amplitude, Dreamdata, HubSpot Marketing Hub, Matomo, Mixpanel, Piwik PRO Analytics Suite

Neither was named

6 of 14 modelsThe answer made no first choice from these two in this category.
DeepSeek V4 FlashHockeyStack alternatives: Dreamdata, Google Analytics 4, Matomo
Llama 4 MaverickClics
Qwen 3.7 FlashDreamdata alternatives: HockeyStack, HubSpot Marketing Hub, Mixpanel
Kimi K2Dreamdata alternatives: Google Analytics 4, HockeyStack
MiniMax M2.5BigQuery, Google Analytics 4 alternatives: Dreamdata, HockeyStack
GPT-6 LunaGoogle Analytics 4 alternatives: Dreamdata, HockeyStack, Matomo, Plausible Analytics

Bold names in an answer are the products the judge labeled a first choice; a model naming several gives each of them that label. The full answer text for every row is in the record.

By buyer segment

The same question asked on behalf of a different buyer. Each standing is computed within its segment and they are never added together. The figures above are the mid-market standing, which is the one the category orders by.
Small business
PostHog leads by five points.
PostHog5%#4 of 14
Amplitude0%#12 of 14
The full small business standing →
Mid-marketThe figures above
Level: the same share of first choices.
Amplitude2%#6 of 15
PostHog2%#7 of 15
The full mid-market standing →
Enterprise
PostHog leads by two points.
PostHog2%#6 of 12
Amplitude0%#8 of 12
The full enterprise standing →

What the models said about Amplitude

No label in this category carried a quote.

What the models said about PostHog

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Two of two in this category shown.

“Evaluate carefully if you need easily auditable, raw numbers... reviewers cite a steep learning curve.” Perplexity Sonar · negative prompt · soft negative
“All-in-One / Open Source / Flexible | PostHog | Developer-heavy companies wanting product analytics, session recording, and feature flags in one tool.” Gemini 3.5 Flash · scale prompt · first choice
Also compared

Comparisons are drawn for the top eight products in each category, each against each. The output is the models' output; nothing here is a recommendation by the index.