In today’s digital world, AI assistants are key tools for boosting productivity. Two popular options are Aria, Opera’s browser-integrated AI, and ChatGPT, OpenAI’s versatile chatbot. Aria enhances browsing with features like tab management, while ChatGPT excels in tasks like writing and coding. This article compares their technical foundations, features, performance, and user feedback to help you choose the right AI for your needs.
What is ChatGPT?
ChatGPT, developed by OpenAI, is a conversational AI built on the GPT architecture. It handles tasks like writing, coding, and answering questions with high accuracy. In 2025, updates like GPT-4o have improved its reasoning, image editing, and audio processing .
What is Aria?
Aria is Opera’s AI, integrated into its browser. It uses a mix of LLMs from OpenAI and Google, offering features like real-time web access, image generation, and tab management. Aria is free to use in Opera, with enhanced features for account holders.
Technical Background
Understanding their technical roots helps explain their strengths.
ChatGPT’s Architecture
ChatGPT relies on OpenAI’s GPT models, transformer-based neural networks trained on massive datasets. The GPT-4o model, updated in 2025, improves contextual understanding and multimodal tasks like text and image processing .
Aria’s Architecture
Aria combines multiple LLMs, including those from OpenAI and Google, through Opera’s Composer AI engine. This setup supports browser-specific tasks like web searches and tab organization. While exact model details are undisclosed, Aria’s performance suggests robust language capabilities .
Features and Capabilities
Each AI has unique strengths based on its design.
ChatGPT’s Features
- Conversational AI: Natural, human-like dialogue.
- Content Creation: Writes essays, code, and creative text.
- Language Translation: Supports multiple languages.
- Question Answering: Covers a wide range of topics.
- Task Automation: Integrates with tools for scheduling.

Aria’s Features
- Real-time Web Access: Fetches current web data.
- Image Generation: Creates images (5/day free, 30/day with Opera account).
- Tab Management: Organizes browser tabs via commands.
- Content Summarization: Summarizes web pages.
- Browser Integration: Works directly in Opera.
Unique Features
- ChatGPT: Advanced language processing for tasks like coding .
- Aria: Browser-specific tools like tab management and web summaries.
Performance Comparison
Performance depends on the task and context.
General Performance
ChatGPT offers high accuracy and versatility, thanks to its extensive training. Aria focuses on browser tasks, which may limit its scope but enhances its niche capabilities. In 2025, Aria’s updates, like improved Writing Mode, have boosted its performance .
Specific Tasks
A 2023 study on scientific writing compared AI chatbots’ factual accuracy:
AI Chatbot | Factual Accuracy Score |
---|---|
ChatGPT-4 | -5 |
ChatGPT-3.5 | -18 |
Bing Chatbot | -21 |
Bard | -31 |
Claude 2 | -75 |
Aria | -80 |
ChatGPT-4 outperformed Aria, though 2025 updates may have improved Aria’s accuracy ai4europe.eu.
Speed and Reliability
ChatGPT responds faster, with users reporting 1.57 seconds for simple queries compared to Aria’s 14 seconds. Aria’s speed varies with internet connection and task complexity.
User Opinions and Reviews
Feedback highlights practical differences.
ChatGPT User Reviews
- Pros: Fast, accurate, versatile for tasks like coding .
- Cons: Requires separate access, lacks browser-specific features.
Aria User Reviews
- Pros: Free, integrated in Opera, great for tab management.
- Cons: Slower responses, less accurate for complex queries.
Reddit users praise ChatGPT’s speed but value Aria’s browser integration. An X post in 2025 called Aria less reliable, but opinions vary.
Common Questions Answered
What is the Difference Between Aria and ChatGPT?
Aria is a browser-integrated AI for tasks like web searches and tab management. ChatGPT is a standalone AI for general tasks like writing and coding.
Which AI is Better for Research?
ChatGPT is better for in-depth research due to its language capabilities. Aria suits quick web-based information retrieval.
Can Aria Generate Images Like ChatGPT?
Is Aria Free to Use?
Aria is free in Opera, with more features for account holders. ChatGPT has free and paid plans.
How Does Aria Compare to ChatGPT in Speed?
ChatGPT is faster, especially for complex queries, while Aria suffices for simple browser tasks.
How to Choose Between Aria and ChatGPT
Consider these factors:
- Primary Use Case:
- General tasks (writing, coding): ChatGPT.
- Browsing tasks (tab management, web summaries): Aria.
- Browser Usage:
- Opera users: Aria.
- Multiple browsers or standalone AI: ChatGPT.
- Feature Requirements:
- Advanced language tasks: ChatGPT.
- Browser-specific tools: Aria.
- Cost:
- Aria is free; ChatGPT offers paid plans for extra features.

Conclusion
ChatGPT and Aria serve different purposes. ChatGPT is ideal for general tasks like writing and coding, offering speed and versatility. Aria excels for Opera users, with browser-specific features like tab management and web summaries. Your choice depends on whether you need a standalone AI or a browser-integrated tool. Try both to find the best fit.