▸ compare
OpenAI: GPT-5.5 vs Google: Gemini 2.5 Pro
Side-by-side benchmark comparison based on independent public data. Scores, pricing, context, and task breakdown.
▸ verdict
OpenAI: GPT-5.5
91.1
higher score
vs
Google: Gemini 2.5 Pro
81.2
OpenAI: GPT-5.5 leads with a higher composite benchmark score. It's the stronger choice for general-purpose tasks based on public benchmark data.
▸ score breakdown
| Task | OpenAI: GPT-5.5 | Google: Gemini 2.5 Pro | Δ |
|---|---|---|---|
| Overall | 91.1 | 81.2 | +9.9 |
| Coding | — | 50.7 | — |
| Reasoning | 78.4 | 49.1 | +29.3 |
| Math | — | — | — |
| Writing | 88.7 | 72.6 | +16.1 |
| JSON | — | — | — |
▸ specs & pricing
| Attribute | OpenAI: GPT-5.5 | Google: Gemini 2.5 Pro |
|---|---|---|
| Provider | Openai | |
| Context window | 1M | 1M |
| Input $/M tokens | $5.00/M | $1.25/M |
| Output $/M tokens | $30.00/M | $10.00/M |
| Weights | proprietary | proprietary |
▸ frequently asked
Is OpenAI: GPT-5.5 better than Google: Gemini 2.5 Pro?
OpenAI: GPT-5.5 scores higher overall (91.1 vs 81.2) in the benchmark composite. The best choice depends on the specific use case and budget.
Which is cheaper: OpenAI: GPT-5.5 or Google: Gemini 2.5 Pro?
Google: Gemini 2.5 Pro is cheaper at $1.25/M input tokens vs $5/M for OpenAI: GPT-5.5.
Which model is better for coding?
Both models perform similarly on coding benchmarks (SWE-Bench, Aider Polyglot, LiveCodeBench).