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Comparer des outils d'IA

Choisissez 2 à 3 outils d'une même catégorie. La sélection est enregistrée dans l'adresse de la page : vous pouvez la mettre en favori ou la partager. Nous comparons côte à côte tarifs, plateformes, cas d'usage et faits vérifiés.

Google Gemini ×

ChatGPT ×

Google Gemini ×
ChatGPT ×

Comparateur · Assistants de chat

Google Gemini$4.99/mo (Google AI Plus)contre

ChatGPT$20/mo (Plus (consumer))

Prix de départ$4.99/mo · $20/mo

Formule gratuiteoui · oui

Offres documentées9 · 10

Plateformes3 · 4

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Comparaison de Google Gemini, ChatGPT
	Google Gemini Visiter le site pour Google Gemini (s'ouvre dans un nouvel onglet)	ChatGPT Visiter le site pour ChatGPT (s'ouvre dans un nouvel onglet)
Catégorie	Assistants de chat	Assistants de chat
Principaux cas d'usage	Summarizing documents Research with Deep Research Generating and editing images Coding assistance Real-time camera and voice help	Drafting and editing text Answering general questions Summarizing documents Getting help with code Brainstorming ideas
Idéal pour	Google Workspace users, Android users, Students, General consumers	Knowledge workers, Students, Developers, General consumers
Plateformes	Web, Desktop, Mobile	Web, Desktop, Mobile, API
Modèle tarifaire	Freemium	Freemium
Tarifs	Free $0; Google AI Plus $4.99/mo; Google AI Pro $19.99/mo; Google AI Ultra from $99.99/mo (higher tier $199.99/mo). Vérifié le Sep 30, 2026. Tarifs officiels ↗	Individual plans: Free, Go, Plus and Pro; organization plans: Business and Enterprise. Prices were displayed in a non-US currency when we checked, so US prices are not confirmed here — see official pricing. Vérifié le Sep 30, 2026. Tarifs officiels ↗
Fonctionnalités clés	Multimodal input (text, images, audio) Deep Research reports Gemini Live voice conversations Canvas workspace Image and video generation Integration with Gmail, Docs and Chrome	Chat with file uploads and data analysis Web search and deep research Image generation Voice conversations Projects, memory and custom GPTs Codex coding agent
Avantages	Free tier includes image generation, Deep Research and Canvas Paid plans bundle Google cloud storage (e.g. 5 TB on AI Pro) Works across Google apps and Chrome Low-cost entry plan (AI Plus) available	Free plan available for everyday chat Apps for web, iOS, Android and desktop Wide feature set in one product (search, images, voice, files) Business and Enterprise plans with SSO and admin controls
Limites	Free tier gives only limited access to the Pro model Video generation requires a paid plan Top-tier Ultra plan starts at $99.99/month Can produce inaccurate output	Free plan limits uploads, image generation, voice and deep research The lower-cost Go plan may include ads, per OpenAI's pricing page Can produce inaccurate or outdated information that needs checking API usage is billed separately from ChatGPT subscriptions
Notes	Editorial Not yet reviewed Users No user reviews yet	Editorial Not yet reviewed Users No user reviews yet
Statut de vérification	Listed Vérifié le Sep 30, 2026	Listed Vérifié le Sep 30, 2026