Head to head
VWO vs PostHog
Not opinion — what AI engines actually said, across 6 answers where both were named.
In questions where both appear, AI named VWO earlier 4 times out of 6.
Where both were named
| Question | VWO | PostHog | Engine |
|---|---|---|---|
| Optimizely vs VWO | #3 | #9 | gemini |
| best A/B testing software | #6 | #3 | gemini |
| best free A/B testing tool | #2 | #5 | gemini |
| A/B testing software comparison | #2 | #6 | gemini |
| what is the best A/B testing tool in 2026 | #5 | #4 | gemini |
| top A/B testing platforms | #2 | #5 | gemini |
Lower number = named earlier in the answer.
Engine by engine
VWO
| Engine | Score | Rank |
|---|---|---|
| Gemini Flash Lite | 57.3 | #13 |
| Groq GPT-OSS 120B | 11.4 | #95 |
PostHog
| Engine | Score | Rank |
|---|---|---|
| Gemini Flash Lite | 21.4 | #105 |