What is the difference between MiMo-V2.5-Pro and o3 Mini?

MiMo-V2.5-Pro is developed by Xiaomi while o3 Mini is developed by OpenAI. MiMo-V2.5-Pro has a 1.0M token context window vs o3 Mini's 64K. You can compare their actual outputs across 52 challenges on Rival to see how they differ in practice.

Which is better, MiMo-V2.5-Pro or o3 Mini?

It depends on your use case. MiMo-V2.5-Pro and o3 Mini each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 52 challenges so you can judge which fits your needs best.

How much does MiMo-V2.5-Pro cost compared to o3 Mini?

MiMo-V2.5-Pro costs $1/M input tokens and o3 Mini costs $1.1/M input tokens. MiMo-V2.5-Pro is $0.10/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 MiMo-V2.5-Pro and o3 Mini on Rival?

This page shows a side-by-side comparison of MiMo-V2.5-Pro and o3 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.

What is the difference between MiMo-V2.5-Pro and o3 Mini?

MiMo-V2.5-Pro is developed by Xiaomi while o3 Mini is developed by OpenAI. MiMo-V2.5-Pro has a 1.0M token context window vs o3 Mini's 64K. You can compare their actual outputs across 52 challenges on Rival to see how they differ in practice.

Which is better, MiMo-V2.5-Pro or o3 Mini?

It depends on your use case. MiMo-V2.5-Pro and o3 Mini each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 52 challenges so you can judge which fits your needs best.

How much does MiMo-V2.5-Pro cost compared to o3 Mini?

MiMo-V2.5-Pro costs $1/M input tokens and o3 Mini costs $1.1/M input tokens. MiMo-V2.5-Pro is $0.10/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 MiMo-V2.5-Pro and o3 Mini on Rival?

This page shows a side-by-side comparison of MiMo-V2.5-Pro and o3 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.

MiMo-V2.5-Pro vs o3 Mini: Which Is Better?

Updated Apr 2026

Our Verdict

MiMo-V2.5-Pro

o3 MiniRunner-up

No community votes yet. On paper, MiMo-V2.5-Pro has the edge — bigger model tier, newer, bigger context window.

Too close to call

API pricing

Cost per 1M tokens

MiMo-V2.5-Pro

Input

$1.00

1.1× cheaper

Output

$3.00

1.5× cheaper

o3 Mini

Input

$1.10

Output

$4.40

MiMo-V2.5-Pro is cheaper on both — 1.1× input, 1.5× output

Writing DNA

Style Comparison

Similarity

39%

MiMo-V2.5-Pro uses 62.5x more emoji

MiMo-V2.5-Pro

o3 Mini

58%Vocabulary65%

22wSentence Length17w

0.61Hedging0.74

5.7Bold3.9

3.1Lists1.7

0.63Emoji0.00

1.40Headings0.47

0.02Transitions0.38

Based on 27 + 12 text responses

Research

What we learned reading every model

MiMo-V2.5-Pro and o3 Mini have opinions about your brand too.Ask 10 models what they tell people about you. Verbatim receipts.Run the mirror

FAQ

Common questions

Keep exploring

More comparisons

o3 Mini vs MiniMax M3New provider

o3 Mini vs Claude Opus 4.1New provider

o3 Mini vs Llama 4 MaverickNew provider

Updated Apr 2026

Our Verdict

MiMo-V2.5-Pro

o3 MiniRunner-up

No community votes yet. On paper, MiMo-V2.5-Pro has the edge — bigger model tier, newer, bigger context window.

Too close to call

API pricing

Cost per 1M tokens

MiMo-V2.5-Pro

Input

$1.00

1.1× cheaper

Output

$3.00

1.5× cheaper

o3 Mini

Input

$1.10

Output

$4.40

MiMo-V2.5-Pro is cheaper on both — 1.1× input, 1.5× output

Writing DNA

Style Comparison

Similarity

39%

MiMo-V2.5-Pro uses 62.5x more emoji

MiMo-V2.5-Pro

o3 Mini

58%Vocabulary65%

22wSentence Length17w

0.61Hedging0.74

5.7Bold3.9

3.1Lists1.7

0.63Emoji0.00

1.40Headings0.47

0.02Transitions0.38

Based on 27 + 12 text responses

Research

What we learned reading every model

MiMo-V2.5-Pro and o3 Mini have opinions about your brand too.Ask 10 models what they tell people about you. Verbatim receipts.Run the mirror

FAQ

Common questions

Keep exploring

More comparisons

o3 Mini vs MiniMax M3New provider

o3 Mini vs Claude Opus 4.1New provider

o3 Mini vs Llama 4 MaverickNew provider