What is the difference between Gemma 4 26B A4B and Grok 4.5?

Gemma 4 26B A4B is developed by Google AI while Grok 4.5 is developed by xAI. Gemma 4 26B A4B has a 262K token context window vs Grok 4.5's 500K. You can compare their actual outputs across 54 challenges on Rival to see how they differ in practice.

Which is better, Gemma 4 26B A4B or Grok 4.5?

It depends on your use case. Gemma 4 26B A4B and Grok 4.5 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 54 challenges so you can judge which fits your needs best.

How much does Gemma 4 26B A4B cost compared to Grok 4.5?

Gemma 4 26B A4B costs $0.13/M input tokens and Grok 4.5 costs $2/M input tokens. Gemma 4 26B A4B is $1.87/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 Grok 4.5 on Rival?

This page shows a side-by-side comparison of Gemma 4 26B A4B and Grok 4.5 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.

What is the difference between Gemma 4 26B A4B and Grok 4.5?

Gemma 4 26B A4B is developed by Google AI while Grok 4.5 is developed by xAI. Gemma 4 26B A4B has a 262K token context window vs Grok 4.5's 500K. You can compare their actual outputs across 54 challenges on Rival to see how they differ in practice.

Which is better, Gemma 4 26B A4B or Grok 4.5?

It depends on your use case. Gemma 4 26B A4B and Grok 4.5 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 54 challenges so you can judge which fits your needs best.

How much does Gemma 4 26B A4B cost compared to Grok 4.5?

Gemma 4 26B A4B costs $0.13/M input tokens and Grok 4.5 costs $2/M input tokens. Gemma 4 26B A4B is $1.87/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 Grok 4.5 on Rival?

This page shows a side-by-side comparison of Gemma 4 26B A4B and Grok 4.5 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.

Gemma 4 26B A4B vs Grok 4.5: Which Is Better?

Updated Jul 2026

Our Verdict

Grok 4.5

Gemma 4 26B A4BRunner-up

No community votes yet. On paper, Grok 4.5 has the edge — newer, bigger context window.

Gemma 4 26B A4B is 15x cheaper per token — worth considering if cost matters.

Too close to call

What do Gemma 4 26B A4B and Grok 4.5 say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

Gemma 4 26B A4B

Input

$0.13

15× cheaper

Output

$0.40

15× cheaper

Grok 4.5

Input

$2.00

Output

$6.00

Gemma 4 26B A4B is cheaper on both — 15× input, 15× output

Writing DNA

Style Comparison

Similarity

49%

Grok 4.5 uses 9.0x more emoji

Gemma 4 26B A4B

Grok 4.5

58%Vocabulary61%

18wSentence Length16w

0.31Hedging0.23

6.8Bold2.5

3.3Lists2.4

0.00Emoji0.09

0.74Headings0.48

0.15Transitions0.06

Based on 27 + 27 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Grok 4.5 vs Ox AlphaNew provider

Gemma 4 26B A4B vs MiniMax M3New provider

Gemma 4 26B A4B vs Claude Sonnet 4New provider

Updated Jul 2026

Our Verdict

Grok 4.5

Gemma 4 26B A4BRunner-up

No community votes yet. On paper, Grok 4.5 has the edge — newer, bigger context window.

Gemma 4 26B A4B is 15x cheaper per token — worth considering if cost matters.

Too close to call

What do Gemma 4 26B A4B and Grok 4.5 say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

Gemma 4 26B A4B

Input

$0.13

15× cheaper

Output

$0.40

15× cheaper

Grok 4.5

Input

$2.00

Output

$6.00

Gemma 4 26B A4B is cheaper on both — 15× input, 15× output

Writing DNA

Style Comparison

Similarity

49%

Grok 4.5 uses 9.0x more emoji

Gemma 4 26B A4B

Grok 4.5

58%Vocabulary61%

18wSentence Length16w

0.31Hedging0.23

6.8Bold2.5

3.3Lists2.4

0.00Emoji0.09

0.74Headings0.48

0.15Transitions0.06

Based on 27 + 27 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Grok 4.5 vs Ox AlphaNew provider

Gemma 4 26B A4B vs MiniMax M3New provider

Gemma 4 26B A4B vs Claude Sonnet 4New provider