What is the difference between Mistral Devstral Medium and Qwen3.5 397B A17B?

Mistral Devstral Medium is developed by Mistral AI while Qwen3.5 397B A17B is developed by Qwen. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, Mistral Devstral Medium or Qwen3.5 397B A17B?

It depends on your use case. Mistral Devstral Medium and Qwen3.5 397B A17B 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 Mistral Devstral Medium cost compared to Qwen3.5 397B A17B?

Mistral Devstral Medium costs $0.4/M input tokens and Qwen3.5 397B A17B costs $0.6/M input tokens. Mistral Devstral Medium is $0.20/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 Mistral Devstral Medium and Qwen3.5 397B A17B on Rival?

This page shows a side-by-side comparison of Mistral Devstral Medium and Qwen3.5 397B A17B 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 Mistral Devstral Medium and Qwen3.5 397B A17B?

Mistral Devstral Medium is developed by Mistral AI while Qwen3.5 397B A17B is developed by Qwen. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, Mistral Devstral Medium or Qwen3.5 397B A17B?

It depends on your use case. Mistral Devstral Medium and Qwen3.5 397B A17B 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 Mistral Devstral Medium cost compared to Qwen3.5 397B A17B?

Mistral Devstral Medium costs $0.4/M input tokens and Qwen3.5 397B A17B costs $0.6/M input tokens. Mistral Devstral Medium is $0.20/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 Mistral Devstral Medium and Qwen3.5 397B A17B on Rival?

This page shows a side-by-side comparison of Mistral Devstral Medium and Qwen3.5 397B A17B 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 Feb 2026

Mistral Devstral MediumvsQwen3.5 397B A17B

Mistral Devstral Medium is cheaper than Qwen3.5 397B A17B at $0.4/M vs $0.6/M input tokens.

Mistral Devstral Medium and Qwen3.5 397B A17B compared across 53 shared prompts
Spec	Mistral Devstral Medium	Qwen3.5 397B A17B
Input price	$0.4/M tokens	$0.6/M tokens
Output price	$2/M tokens	$3.6/M tokens
Context window	—	262K tokens
Released	Jul 2025	Feb 2026
SWE-bench Verified	61.6%	76.4%

Our Verdict

Qwen3.5 397B A17B

Mistral Devstral MediumRunner-up

Not enough votes to call it. On the specs, Qwen3.5 397B A17B has the edge: bigger model tier, newer, bigger context window.

Too close to call

What do Mistral Devstral Medium and Qwen3.5 397B A17B say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

Mistral Devstral Medium

Input

$0.40

1.5× cheaper

Output

$2.00

1.8× cheaper

Qwen3.5 397B A17B

Input

$0.60

Output

$3.60

Mistral Devstral Medium is cheaper on both — 1.5× input, 1.8× output

Writing DNA

Style Comparison

Similarity

68%

Qwen3.5 397B A17B uses 22.8x more emoji

Mistral Devstral Medium

Qwen3.5 397B A17B

50%Vocabulary54%

17wSentence Length14w

0.56Hedging0.39

4.5Bold6.9

5.3Lists4.2

0.00Emoji0.23

0.19Headings0.93

0.32Transitions0.17

Based on 21 + 23 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

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Mistral Devstral Medium vs MiniMax M3New provider

Mistral Devstral Medium vs GPT-5New provider

Mistral Devstral Medium vs Llama 4 MaverickNew provider

Mistral Devstral Medium vs MiniMax M2New provider

Mistral Devstral Medium vs MiniMax M2-herNew provider

Mistral Devstral Medium vs MiniMax M2.1New provider

Mistral Devstral Medium vs MiniMax M2.5New provider

Updated Feb 2026

Mistral Devstral MediumvsQwen3.5 397B A17B

Mistral Devstral Medium is cheaper than Qwen3.5 397B A17B at $0.4/M vs $0.6/M input tokens.

Mistral Devstral Medium and Qwen3.5 397B A17B compared across 53 shared prompts
Spec	Mistral Devstral Medium	Qwen3.5 397B A17B
Input price	$0.4/M tokens	$0.6/M tokens
Output price	$2/M tokens	$3.6/M tokens
Context window	—	262K tokens
Released	Jul 2025	Feb 2026
SWE-bench Verified	61.6%	76.4%

Our Verdict

Qwen3.5 397B A17B

Mistral Devstral MediumRunner-up

Not enough votes to call it. On the specs, Qwen3.5 397B A17B has the edge: bigger model tier, newer, bigger context window.

Too close to call

What do Mistral Devstral Medium and Qwen3.5 397B A17B say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

Mistral Devstral Medium

Input

$0.40

1.5× cheaper

Output

$2.00

1.8× cheaper

Qwen3.5 397B A17B

Input

$0.60

Output

$3.60

Mistral Devstral Medium is cheaper on both — 1.5× input, 1.8× output

Writing DNA

Style Comparison

Similarity

68%

Qwen3.5 397B A17B uses 22.8x more emoji

Mistral Devstral Medium

Qwen3.5 397B A17B

50%Vocabulary54%

17wSentence Length14w

0.56Hedging0.39

4.5Bold6.9

5.3Lists4.2

0.00Emoji0.23

0.19Headings0.93

0.32Transitions0.17

Based on 21 + 23 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Mistral Devstral Medium vs Ox AlphaNew provider

Mistral Devstral Medium vs MiniMax M3New provider

Mistral Devstral Medium vs GPT-5New provider

Mistral Devstral Medium vs Llama 4 MaverickNew provider

Mistral Devstral Medium vs MiniMax M2New provider

Mistral Devstral Medium vs MiniMax M2-herNew provider

Mistral Devstral Medium vs MiniMax M2.1New provider

Mistral Devstral Medium vs MiniMax M2.5New provider