Comet vs Opera Neon
A side-by-side comparison of Comet and Opera Neon, two Assistant tools, drawn from Ignaite's continuously-verified listings.
Compared from listings verified as of
Comet
AssistantPerplexity's AI browser with a sidebar assistant that acts across your tabs.
View CometOpera Neon
AssistantOpera's subscription agentic browser — built to act, not just browse.
View Opera NeonAt a glance
The honest brief
Comet
The only major AI browser free across desktop and mobile, with an assistant that can act on open tabs, email, and calendar from the sidebar.
- Free on desktop and mobile
- Sidebar assistant acts across tabs
- Chromium base imports Chrome data
- Deep Research and voice built in
- Closed source
- Frontier models need Pro or Max
- Publisher content costs $5/month
- Assistant needs broad data access
Opera Neon
Agent-first where rivals bolt chat onto browsing — Do acts on live pages and Make builds mini-apps, beyond the sidebar-assistant browsers.
- Chat, Do, and Make agents built in
- Premium frontier models in one subscription
- Cards make prompt workflows repeatable
- ODRA deep-research agent cites sources
- Built-in VPN and ad blocker
- Subscription-only — no free tier
- $19.90/month where rival AI browsers are free
- Explicitly experimental; features change weekly
- Desktop-only (Windows and macOS)