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ChatGPT-4 vs GPT-4o (2025): Complete Model Comparison Guide

With ChatGPT Plus subscription, you have access to both GPT-4 and GPT-4o models. Understanding their differences is crucial for maximizing your $20 monthly investment.

ChatGPT-4 vs GPT-4o: Feature Comparison Chart

Understanding these differences is crucial, especially with ChatGPT’s May 2025 feature updates that have enhanced both models’ capabilities.

ChatGPT Plus Usage Limits: GPT-4 vs GPT-4o in 2025

GPT-4 Limits

• 80 messages per day (resets at midnight UTC)
• Approximately 2.7 messages per hour
• Better for quality over quantity

GPT-4o Limits

• 7,500 messages per week
• Approximately 1,071 messages per day
• 44 messages per hour average

GPT-4 vs GPT-4o Performance Benchmarks: What’s Faster and More Accurate?

GPT-4o is the “Omni” model, designed for:

• Faster response times
• Better efficiency
• Multimodal capabilities
• Larger context windows

GPT-4 excels at:

• Complex logical reasoning
• Mathematical problems
• Code generation accuracy
• Nuanced creative tasks

For detailed usage guidance and current limits, check our ChatGPT Plus usage limits guide.

When to Use GPT-4 vs GPT-4o: Strategic Model Selection Guide

1. Use GPT-4 for:

   • Important decisions
   • Complex analysis
   • Critical code reviews
   • High-stakes content

2. Use GPT-4o for:

   • Bulk content creation
   • Quick iterations
   • Image analysis
   • General conversations

Pro Tips

• Monitor your usage with browser extensions
• Switch between models based on task complexity
• Save GPT-4 for end-of-day important tasks
• Use GPT-4o for brainstorming sessions

Remember: When you hit GPT-4 limits, you can still use GPT-4o or fall back to GPT-3.5.

Last updated: May 2025. ChatGPT limits subject to change.