Noometry

Model comparison

Kimi K2 Thinking Turbo vs Mistral Small 3

Kimi K2 Thinking Turbo is the stronger model overall, scoring 45.4 to 30.9 on the Noometry Index.

Last verified . 19 shared benchmarks.

Kimi K2 Thinking Turbo Moonshot AI

45.4

Rank #63 Confirmed

Mistral Small 3 Mistral AI

30.9

Rank #268 Confirmed

Summary

  • They share 19 benchmarks with published results for both. Kimi K2 Thinking Turbo scores higher in 8 categories and Mistral Small 3 in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in math, where Kimi K2 Thinking Turbo leads 45.5 to 15.3.
  • The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 83.1% for Kimi K2 Thinking Turbo and 6.7% for Mistral Small 3.

Side by side

Kimi K2 Thinking TurboMistral Small 3
ProviderMoonshot AIMistral AI
Noometry Index45.430.9
Released2025-11-062025-01-30
WeightsOpenOpen
Context window—33K
Max output—16K
Input $ / M tokens—$0.05
Output $ / M tokens—$0.08
Results tracked2124

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Category by category

Coding Kimi K2 Thinking Turbo leads

Kimi K2 Thinking Turbo: 38.1 (#166), Mistral Small 3: 36.0 (#203)

BenchmarkKimi K2 Thinking TurboMistral Small 3
LMArena Coding14541246
LMArena WebDev1322—
BigCodeBench Instruct—45.3%
BigCodeBench Complete—50.4%

Reasoning Kimi K2 Thinking Turbo leads

Kimi K2 Thinking Turbo: 31.4 (#72), Mistral Small 3: 18.2 (#269)

BenchmarkKimi K2 Thinking TurboMistral Small 3
Chess Puzzles20%0%
LMArena Hard Prompts14281233
Epoch Capabilities Index—127.06

Math Kimi K2 Thinking Turbo leads

Kimi K2 Thinking Turbo: 45.5 (#62), Mistral Small 3: 15.3 (#290)

BenchmarkKimi K2 Thinking TurboMistral Small 3
OTIS Mock AIME 2024-202583.1%6.7%
LMArena Math14291240

Knowledge Kimi K2 Thinking Turbo leads

Kimi K2 Thinking Turbo: 50.9 (#64), Mistral Small 3: 25.0 (#258)

BenchmarkKimi K2 Thinking TurboMistral Small 3
GPQA Diamond84.2%47.3%
LMArena Expert14391202
Confabulations—25.2%

Multilingual Kimi K2 Thinking Turbo leads

Kimi K2 Thinking Turbo: 51.6 (#104), Mistral Small 3: 37.5 (#231)

BenchmarkKimi K2 Thinking TurboMistral Small 3
LMArena Non-English13981198
LMArena Chinese14571204
LMArena French14251202
LMArena German13901211
LMArena Japanese13561111
LMArena Korean13291188
LMArena Russian13901216
LMArena Spanish1407—

Instruction Following Kimi K2 Thinking Turbo leads

Kimi K2 Thinking Turbo: 74.2 (#103), Mistral Small 3: 63.9 (#224)

BenchmarkKimi K2 Thinking TurboMistral Small 3
LMArena Instruction Following14031214

Long Context Kimi K2 Thinking Turbo leads

Kimi K2 Thinking Turbo: 43.2 (#99), Mistral Small 3: 37.8 (#206)

BenchmarkKimi K2 Thinking TurboMistral Small 3
LMArena Longer Query14151246

Writing & Preference Kimi K2 Thinking Turbo leads

Kimi K2 Thinking Turbo: 60.2 (#99), Mistral Small 3: 32.4 (#275)

BenchmarkKimi K2 Thinking TurboMistral Small 3
LMArena Text14151234
LMArena Creative Writing13731195
LMArena Multi-Turn14141217
EQ-Bench Creative Writing—707

Frequently asked questions

Is Kimi K2 Thinking Turbo better than Mistral Small 3?

Kimi K2 Thinking Turbo is the stronger model overall, scoring 45.4 to 30.9 on the Noometry Index.

Is Kimi K2 Thinking Turbo or Mistral Small 3 better for coding?

Kimi K2 Thinking Turbo scores higher on coding benchmarks: 38.1 versus 36.0 in the Noometry coding category.

How many benchmarks do Kimi K2 Thinking Turbo and Mistral Small 3 share?

19 benchmarks have published results for both models. Kimi K2 Thinking Turbo has 21 scored results on Noometry and Mistral Small 3 has 24.

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