Model comparison

Gemini 2.5 Flash-Lite vs Mistral Small

Gemini 2.5 Flash-Lite is the stronger model overall, scoring 36.4 to 33.1 on the Noometry Index.

Last verified . 24 shared benchmarks.

Gemini 2.5 Flash-Lite Google

36.4

Rank #208 Confirmed

Mistral Small Mistral AI

33.1

Rank #238 Confirmed

Summary

  • They share 24 benchmarks with published results for both. Gemini 2.5 Flash-Lite scores higher in 7 categories and Mistral Small in 3 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in math, where Gemini 2.5 Flash-Lite leads 35.5 to 15.4.
  • The biggest single-benchmark swing is DTBench: 62.8% for Gemini 2.5 Flash-Lite and 70.9% for Mistral Small.
  • Gemini 2.5 Flash-Lite is cheaper at $0.10 / $0.40 per million input/output tokens, against $0.15 / $0.60 for Mistral Small.
  • Gemini 2.5 Flash-Lite accepts more context: 1.05M tokens versus 256K.
  • Mistral Small has downloadable open weights; the other is API-only.

Side by side

Gemini 2.5 Flash-Lite and Mistral Small specifications
Gemini 2.5 Flash-LiteMistral Small
ProviderGoogleMistral AI
Noometry Index36.433.1
Released2025-06-172024-02-26
WeightsProprietaryOpen
Context window1.05M256K
Max output66K256K
Input $ / M tokens$0.10$0.15
Output $ / M tokens$0.40$0.60
Results tracked3339

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Category by category

Coding Gemini 2.5 Flash-Lite leads

Gemini 2.5 Flash-Lite: 38.0 (#167), Mistral Small: 33.5 (#242)

Coding benchmarks
BenchmarkGemini 2.5 Flash-LiteMistral Small
LMArena Coding13731363
ALE-Bench325.9497.62
SciCode—26.5%
WeirdML35.2%—
BigCodeBench Instruct—36.1%
LiveBench Coding—36.2%
BigCodeBench Complete—46.6%

Agentic & Tool Use Too close to call

Gemini 2.5 Flash-Lite: 27.8 (#89), Mistral Small: 27.9 (#87)

Agentic & Tool Use benchmarks
BenchmarkGemini 2.5 Flash-LiteMistral Small
Berkeley Function Calling Leaderboard36.9%37.1%

Reasoning Gemini 2.5 Flash-Lite leads

Gemini 2.5 Flash-Lite: 21.5 (#196), Mistral Small: 19.3 (#238)

Reasoning benchmarks
BenchmarkGemini 2.5 Flash-LiteMistral Small
Kagi LLM Benchmark40.5%37.8%
LMArena Hard Prompts13771336
DTBench62.8%70.9%
LMCA18.1%20.6%
CritPt—0%
LiveBench Reasoning—44.8%
LiveBench Data Analysis—53.7%
Epoch Capabilities Index133.93—
LiveBench—44%

Math Gemini 2.5 Flash-Lite leads

Gemini 2.5 Flash-Lite: 35.5 (#144), Mistral Small: 15.4 (#287)

Math benchmarks
BenchmarkGemini 2.5 Flash-LiteMistral Small
LMArena Math13731341
OTIS Mock AIME 2024-2025—5.8%
Omni-MATH48%—
LiveBench Math—39.9%
MATH Level 5—46.8%

Knowledge Gemini 2.5 Flash-Lite leads

Gemini 2.5 Flash-Lite: 32.1 (#206), Mistral Small: 30.9 (#214)

Knowledge benchmarks
BenchmarkGemini 2.5 Flash-LiteMistral Small
Vectara Hallucination Rate3.3%5.1%
LMArena Expert13731293
GPQA Diamond—47.5%
MMLU-Pro53.7%—
GPQA (HELM)30.9%—
MMLU—68.7%

Multimodal Mistral Small leads

Gemini 2.5 Flash-Lite: 28.6 (#109), Mistral Small: 32.9 (#91)

Multimodal benchmarks
BenchmarkGemini 2.5 Flash-LiteMistral Small
LMArena Vision11981142
VPCT30%—

Multilingual Gemini 2.5 Flash-Lite leads

Gemini 2.5 Flash-Lite: 49.5 (#129), Mistral Small: 45.7 (#164)

Multilingual benchmarks
BenchmarkGemini 2.5 Flash-LiteMistral Small
LMArena Non-English13691315
LMArena Chinese14041342
LMArena French13881337
LMArena German13901341
LMArena Japanese13591275
LMArena Korean13581260
LMArena Russian13731324
LMArena Spanish13961346

Instruction Following Gemini 2.5 Flash-Lite leads

Gemini 2.5 Flash-Lite: 70.2 (#163), Mistral Small: 66.6 (#204)

Instruction Following benchmarks
BenchmarkGemini 2.5 Flash-LiteMistral Small
LMArena Instruction Following13661310
LiveBench Instruction Following—63.7%
IFEval81%—

Long Context Mistral Small leads

Gemini 2.5 Flash-Lite: 33.3 (#257), Mistral Small: 40.4 (#151)

Long Context benchmarks
BenchmarkGemini 2.5 Flash-LiteMistral Small
LMArena Longer Query13731327
Fiction.LiveBench47.2%—

Writing & Preference Gemini 2.5 Flash-Lite leads

Gemini 2.5 Flash-Lite: 57.0 (#130), Mistral Small: 52.6 (#165)

Writing & Preference benchmarks
BenchmarkGemini 2.5 Flash-LiteMistral Small
LMArena Text13791338
LMArena Creative Writing13661304
LMArena Multi-Turn13671344
WildBench81.8%—
LiveBench Language—30.5%

Frequently asked questions

Is Gemini 2.5 Flash-Lite better than Mistral Small?

Gemini 2.5 Flash-Lite is the stronger model overall, scoring 36.4 to 33.1 on the Noometry Index.

Which is cheaper, Gemini 2.5 Flash-Lite or Mistral Small?

Gemini 2.5 Flash-Lite is cheaper. It lists at $0.10 per million input tokens and $0.40 per million output tokens; Mistral Small lists at $0.15 and $0.60.

Is Gemini 2.5 Flash-Lite or Mistral Small better for coding?

Gemini 2.5 Flash-Lite scores higher on coding benchmarks: 38.0 versus 33.5 in the Noometry coding category.

Which has the bigger context window?

Gemini 2.5 Flash-Lite does, with 1.05M tokens against 256K.

How many benchmarks do Gemini 2.5 Flash-Lite and Mistral Small share?

24 benchmarks have published results for both models. Gemini 2.5 Flash-Lite has 33 scored results on Noometry and Mistral Small has 39.

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