OpenAI o3 vs Gemma 3 27B

Compare OpenAI o3 by OpenAI against Gemma 3 27B by Google AI, in 1 community votes, gemma 3 27b wins 100% of head-to-head duels, tested across 41 shared challenges. Updated March 2026.

Which is better, OpenAI o3 or Gemma 3 27B?

Gemma 3 27B is the better choice overall, winning 100% of 1 blind community votes on Rival. OpenAI o3 costs $10/M input tokens vs $0.09/M for Gemma 3 27B. Compare their real outputs side by side below.

Key Differences Between OpenAI o3 and Gemma 3 27B

OpenAI o3 is made by openai while Gemma 3 27B is from google. On pricing, OpenAI o3 costs $10/M input tokens vs $0.09/M for Gemma 3 27B. In community voting, In 1 community votes, Gemma 3 27B wins 100% of head-to-head duels.

In 1 community votes, Gemma 3 27B wins 100% of head-to-head duels. Based on blind community voting from the Rival open dataset of 1+ human preference judgments for this pair.

Our Verdict
Gemma 3 27B
Gemma 3 27BWinner
OpenAI o3
OpenAI o3Runner-up

Pick Gemma 3 27B. In 1 blind votes, Gemma 3 27B wins 100% of the time. That's not luck.

Gemma 3 27B is 235x cheaper per token — worth considering if cost matters.

Clear winner
FAQ

This comparison gets 800+ views/month. Your brand could be here.

Advertise