Head to head · Chat & research · updated Oct 15, 2026
Gemini vs Perplexity
Gemini scores 77 to Perplexity's 58 on public evidence for deep research & AI search, and they rank #2 and #3 there. Both are free to start. Numbers below are the same public signals the ranking uses, recomputed nightly — nothing here is sponsored.
Gemini
Google's assistant with Deep Research reports, Gmail/Docs/Drive integration and YouTube video understanding.
+ Deep Research produces long cited reports from dozens of sources, and it reads your Gmail, Drive and Calendar directly when you allow it.
− Quality swings between Flash and Pro models, and it refuses or hedges on some topics more than competitors.
Perplexity
An answer engine that searches the web and returns a synthesized reply with inline citations.
+ Every answer comes with clickable sources, and Pro lets you switch between frontier models from OpenAI, Anthropic and Google.
− Citations sometimes do not actually support the sentence they are attached to, so you still have to click through for anything important.
Side by side
public evidence| Gemini | Perplexity | |
|---|---|---|
| Evidence score / 100 | 77 | 58 |
| GitHub stars | closed source | closed source |
| Hacker News stories, 30d | 145 | 20 |
| Release-feed mentions, 30d | 3 | 1 |
| Last activity | 0 days ago | 0 days ago |
| Pricing | Free tier · Google AI Pro $19.99/mo | Free tier · Pro $20/mo |
| Platforms | web, ios, android, api | web, mac, windows, ios, android, api, chrome-extension |
| Maker | Perplexity AI |
Which one?
Pick Gemini if
- you want the stronger public evidence (77 vs 58)
Best for Google Workspace users who want research reports.
Pick Perplexity if
- you need it on chrome-extension, mac, windows
Best for cited answers for quick research.