What is the difference between Gemma 4 26B A4B and GPT-4o mini?

Gemma 4 26B A4B is developed by Google AI while GPT-4o mini is developed by OpenAI. Gemma 4 26B A4B has a 262K token context window vs GPT-4o mini's 128K. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, Gemma 4 26B A4B or GPT-4o mini?

It depends on your use case. Gemma 4 26B A4B and GPT-4o mini each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 53 challenges so you can judge which fits your needs best.

How much does Gemma 4 26B A4B cost compared to GPT-4o mini?

Gemma 4 26B A4B costs $0.13/M input tokens and GPT-4o mini costs $0.15/M input tokens. Gemma 4 26B A4B is $0.02/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare Gemma 4 26B A4B and GPT-4o mini on Rival?

This page shows a side-by-side comparison of Gemma 4 26B A4B and GPT-4o mini across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

Updated Apr 2026

Gemma 4 26B A4BvsGPT-4o mini

Gemma 4 26B A4B is cheaper than GPT-4o mini at $0.13/M vs $0.15/M input tokens.

Gemma 4 26B A4B and GPT-4o mini compared across 53 shared prompts
Spec	Gemma 4 26B A4B	GPT-4o mini
Input price	$0.13/M tokens	$0.15/M tokens
Output price	$0.4/M tokens	$0.6/M tokens
Context window	262K tokens	128K tokens
Weights	Open	Closed
Free API (OpenRouter)	Yes (1 provider)	No
Released	Apr 2026	Jul 2024