Gemma 4 vs o3-pro
Google Gemma 4 | OpenAI o3-pro | |
|---|---|---|
| Overview | ||
| Company | OpenAI | |
| Release date | Apr 2 2026 | Jun 10 2025 |
| Access | Open Weight | Proprietary |
| Timeline | ||
| Release gap | o3-pro shipped 296 days before Gemma 4 | |
Which is better: Gemma 4 or o3-pro?
Gemma 4 and o3-pro don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. o3-pro shipped 296 days before Gemma 4, so benchmark comparisons should account for the intervening progress.
Gemma 4 is open weight, while o3-pro is proprietary.
Direct benchmark comparisons are unavailable — Gemma 4 and o3-pro don't publish scores on any of the same benchmarks.
Frequently asked questions
Gemma 4 was released by Google on Apr 2 2026.
o3-pro was released by OpenAI on Jun 10 2025.
Gemma 4 is an open weight model released by Google. o3-pro is a proprietary model released by OpenAI.