Gemini 2.5 Pro vs GPT-5
Comprehensive comparison between Google's Gemini 2.5 Pro and OpenAI's GPT-5. Compare pricing, performance, features, and user reviews.
Gemini 2.5 Pro
GoogleGoogle's state-of-the-art reasoning model with "thinking" capabilities (experimental preview March 2025, GA June 2025). 1M context, native multimodal (text, image, audio, video). Excels at math, science, coding, and complex problem-solving. Great value at $1.25/$10.
GPT-5
OpenAIOpenAI's unified flagship model with built-in routing system that auto-selects optimal sub-models. HN users praise its comprehensive multimodal capabilities and competitive pricing ($1.25 vs Claude $15). However, benchmark chart errors at launch sparked controversy.
Specs Comparison
| Specification | Gemini 2.5 Pro | GPT-5 |
|---|---|---|
| Context Window | 1049K | 400K |
| Max Output | 66K | 128K |
| Input (per 1M tokens) | $1.25 | $1.25 |
| Output (per 1M tokens) | $10.00 | $10.00 |
| Reasoning | ||
| Open Source |
Scenario Score Comparison
Gemini 2.5 Pro
Pros
- + Top-tier LMArena performance
- + True multimodal (text, image, audio, video)
- + 1M context window
- + Built-in thinking/reasoning mode
- + Excellent math and science performance
Cons
- − Reasoning mode increases latency
- − Not as strong as Claude for coding
- − Google ecosystem dependency
GPT-5
Pros
- + Highly competitive pricing
- + Most comprehensive multimodal
- + DALL-E integration
- + Largest ecosystem
Cons
- − Coding inferior to Claude Opus
- − Launch quality issues
- − Black-box architecture
Recommendation
Choose Gemini 2.5 Pro if you:
- • Need top-tier lmarena performance
- • Need true multimodal (text, image, audio, video)
- • Need 1m context window
Choose GPT-5 if you:
- • Need highly competitive pricing
- • Need most comprehensive multimodal
- • Need dall-e integration
Based on scores across 8 scenarios, GPT-5 performs better overall.
Get Started with Gemini 2.5 Pro
Get Started with GPT-5
💡 Free tier has limited GPT-5 access.
Want to compare other models?
Custom Comparison