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Home/Mistral Small 3.1 vs Gemini 3.1 Flash
Winner: Gemini 3.1 FlashMistral vs Google

Mistral Small 3.1 vs Gemini 3.1 Flash

Mistral Small 3.1 wins on price ($0.1 vs $0.5/1M input). Gemini 3.1 Flash wins on coding (68 vs 55) and writing quality and context window (1M vs 128K). For most workflows, Gemini 3.1 Flash is the stronger default — best cheap ai for broad day-to-day work — now with 1m context.

Last verified Jul 28, 2026/Model data modified Jul 28, 2026
Rankings refresh dailyScored on 6 criteriaNo paid rankings
GoogleBudget
Input cost
$0.50/1M
Context
1M tokens
Speed
Very fast

Clear recommendation block

The shortest way to see the safest default, the lower-cost option, and the specialist pick before you read deeper.

Best overall model

Gemini 3.1 Flash

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Why this recommendation

Gemini 3.1 Flash is the safest overall answer here when you want the strongest default instead of the lowest list price.

GoogleBudget
Best for
High-volume everyday AI usage where speed and cost both matter
Price
$0.50/1M
Context
1M tokens
Best budget model

Mistral: Mistral Nemo

View
Why this recommendation

Mistral: Mistral Nemo is the lower-cost option to start with when you still need useful output at scale.

MistralBudget
Best for
Teams needing a cheap, fast, multilingual workhorse for classification, summarization, or light coding tasks at scale.
Price
$0.02/1M
Context
131k tokens
Best for speed

Mistral Small 3.1

View
Why this recommendation

Mistral Small 3.1 is the better pick when response speed matters more than maximum reasoning depth.

MistralBudget
Best for
Ultra-high-volume classification, summarisation, and lightweight vision tasks
Price
$0.35/1M
Context
128k tokens

Why this page recommends it

Gemini 3.1 Flash leads on coding with a score of 68 vs 55 for Mistral Small 3.1.

Gemini 3.1 Flash has the larger context window: 1M vs 128K for Mistral Small 3.1.

Mistral Small 3.1 is cheaper at $0.1/1M input tokens vs $0.5/1M for Gemini 3.1 Flash.

Decision notes

Choose Gemini 3.1 Flash for budget and writing — high-volume everyday ai usage where speed and cost both matter.

Choose Mistral Small 3.1 when ultra-high-volume classification.

Mistral Small 3.1 is the more cost-efficient option at $0.1/1M — worth considering if token volume is a concern.

Interactive decision lab

Test the recommendation against your priority

Switch the scoring lens to see whether the top answer changes when you care more about cost, speed, or long-document work.

#1Gemini 3.1 Flash77 pts
#2Mistral Small 3.161 pts
Quality first

Gemini 3.1 Flash

Google / Budget / Jul 28, 2026

77

Best cheap AI for broad day-to-day work — now with 1M context.

Ranks models by the broadest mix of coding, writing, research, and long-context usefulness.

Cost
$0.50/1M
$3.00/1M out
Speed
Very fast
5/100 score
Context
1M tokens
input window
View model
Data-backed recommendation
Avoid this pick if

You need premium reasoning depth or the highest coding benchmark scores.

Recommended comparisons

The fastest way to see where the recommendation shifts when your priority changes.

MistralBudgetWinner: Gemini 3.1 Flash

Mistral Small 3.1

Ultra-cheap multimodal model for massive-volume, low-complexity pipelines.

Best use case
Ultra-high-volume classification, summarisation, and lightweight vision tasks
Input
$0.35/1M
Pricing
Budget
Speed
Very fast
Context
128k tokens
BudgetMultimodalUltra cheap
GoogleBudgetOption 2

Gemini 3.1 Flash

Best cheap AI for broad day-to-day work — now with 1M context.

Best use case
High-volume everyday AI usage where speed and cost both matter
Input
$0.50/1M
Pricing
Budget
Speed
Very fast
Context
1M tokens
Best budgetFast1M context

Pros

1M token context window at $0.50/$3 per million tokens

2.5× faster time-to-first-token than Gemini 2.5 Flash

Strong multimodal support across text, images, audio, and video

Cons

Not as sharp as premium models on hard reasoning or complex coding

May need more validation on nuanced technical tasks

Explore related decisions

Mistral
Mistral Small 3.1Ultra-cheap multimodal model for massive-volume, low-complexity pipelines.Read guide
Google
Gemini 3.1 FlashBest cheap AI for broad day-to-day work — now with 1M context.Read guide
Guide
Best AI for WritingClaude leads AI writing quality in 2026. Compare Claude Opus 4.7, Sonnet 4.6, GPT-4o, and budget picks for long-form content, brand voice, and professional…Read guide
Guide
Best AI for ResearchClaude Opus 4.7 and Gemini 3.1 Pro lead AI research in 2026. Compare 1M-token context models, Perplexity for real-time search, and the best picks for document…Read guide
Tool
Compare models side by sidePick any two models and see pricing, benchmarks, and context windows in one table.Read guide
Pricing
AI API pricing comparisonInput and output cost per million tokens for every model, updated when providers change prices.Read guide

Quick links

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FAQ

Is Mistral Small 3.1 better than Gemini 3.1 Flash?

Gemini 3.1 Flash wins on more categories — budget, writing, images. Mistral Small 3.1 is the better pick when ultra-high-volume classification. The right choice depends on your specific use case.

Which is cheaper — Mistral Small 3.1 or Gemini 3.1 Flash?

Mistral Small 3.1 is cheaper at $0.1/1M input and $0.3/1M output. Gemini 3.1 Flash costs $0.5/1M input and $3/1M output.

Which has a larger context window — Mistral Small 3.1 or Gemini 3.1 Flash?

Gemini 3.1 Flash has the larger context window at 1M tokens vs Mistral Small 3.1's 128K. For large document analysis, Gemini 3.1 Flash is the stronger pick.

Is Mistral Small 3.1 or Gemini 3.1 Flash better for coding?

Gemini 3.1 Flash is better for coding with a score of 68 vs Mistral Small 3.1's 55 (out of 100). Claude Fable 5 is the overall coding leader in this directory at 100/100.

Which is faster — Mistral Small 3.1 or Gemini 3.1 Flash?

Both Mistral Small 3.1 and Gemini 3.1 Flash have similar speed profiles — rated very fast.