Noometry

Model comparison

Kimi K2 Thinking Turbo vs Mixtral 8x22B

Kimi K2 Thinking Turbo is the stronger model overall, scoring 45.4 to 26.7 on the Noometry Index.

Last verified . 18 shared benchmarks.

Kimi K2 Thinking Turbo Moonshot AI

45.4

Rank #63 Confirmed

Mixtral 8x22B Mistral AI

26.7

Rank #330 Confirmed

Summary

  • They share 18 benchmarks with published results for both. Kimi K2 Thinking Turbo scores higher in 8 categories and Mixtral 8x22B in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where Kimi K2 Thinking Turbo leads 50.9 to 15.1.
  • The biggest single-benchmark swing is GPQA Diamond: 84.2% for Kimi K2 Thinking Turbo and 34.1% for Mixtral 8x22B.

Side by side

Kimi K2 Thinking TurboMixtral 8x22B
ProviderMoonshot AIMistral AI
Noometry Index45.426.7
Released2025-11-062024-04-17
WeightsOpenOpen
Context window—64K
Max output—64K
Input $ / M tokens—$2
Output $ / M tokens—$6
Results tracked2134

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Category by category

Coding Kimi K2 Thinking Turbo leads

Kimi K2 Thinking Turbo: 38.1 (#166), Mixtral 8x22B: 23.8 (#324)

BenchmarkKimi K2 Thinking TurboMixtral 8x22B
LMArena Coding14541166
LMArena WebDev1322—
WeirdML—3.2%
BigCodeBench Instruct—40.6%
BigCodeBench Complete—50.2%
HumanEval+—72%
MBPP+—64.3%

Agentic & Tool Use Not comparable

Kimi K2 Thinking Turbo: —, Mixtral 8x22B: 22.8 (#119)

BenchmarkKimi K2 Thinking TurboMixtral 8x22B
Cybench—7.5%

Reasoning Kimi K2 Thinking Turbo leads

Kimi K2 Thinking Turbo: 31.4 (#72), Mixtral 8x22B: 19.1 (#246)

BenchmarkKimi K2 Thinking TurboMixtral 8x22B
LMArena Hard Prompts14281150
Chess Puzzles20%—
DTBench—55.1%
Epoch Capabilities Index—122
ForecastBench—56.3

Math Kimi K2 Thinking Turbo leads

Kimi K2 Thinking Turbo: 45.5 (#62), Mixtral 8x22B: 21.2 (#271)

BenchmarkKimi K2 Thinking TurboMixtral 8x22B
LMArena Math14291184
OTIS Mock AIME 2024-202583.1%—
Omni-MATH—16.3%
MATH Level 5—24.2%

Knowledge Kimi K2 Thinking Turbo leads

Kimi K2 Thinking Turbo: 50.9 (#64), Mixtral 8x22B: 15.1 (#288)

BenchmarkKimi K2 Thinking TurboMixtral 8x22B
GPQA Diamond84.2%34.1%
LMArena Expert14391113
MMLU-Pro—46%
GPQA (HELM)—33.4%
MMLU—77.8%

Multilingual Kimi K2 Thinking Turbo leads

Kimi K2 Thinking Turbo: 51.6 (#104), Mixtral 8x22B: 32.9 (#250)

BenchmarkKimi K2 Thinking TurboMixtral 8x22B
LMArena Non-English13981128
LMArena Chinese14571116
LMArena French14251165
LMArena German13901141
LMArena Japanese13561037
LMArena Korean13291056
LMArena Russian13901158
LMArena Spanish14071150

Instruction Following Kimi K2 Thinking Turbo leads

Kimi K2 Thinking Turbo: 74.2 (#103), Mixtral 8x22B: 57.9 (#261)

BenchmarkKimi K2 Thinking TurboMixtral 8x22B
LMArena Instruction Following14031147
IFEval—72.4%

Long Context Kimi K2 Thinking Turbo leads

Kimi K2 Thinking Turbo: 43.2 (#99), Mixtral 8x22B: 34.6 (#242)

BenchmarkKimi K2 Thinking TurboMixtral 8x22B
LMArena Longer Query14151144

Writing & Preference Kimi K2 Thinking Turbo leads

Kimi K2 Thinking Turbo: 60.2 (#99), Mixtral 8x22B: 37.1 (#257)

BenchmarkKimi K2 Thinking TurboMixtral 8x22B
LMArena Text14151162
LMArena Creative Writing13731141
LMArena Multi-Turn14141130
WildBench—71.1%

Frequently asked questions

Is Kimi K2 Thinking Turbo better than Mixtral 8x22B?

Kimi K2 Thinking Turbo is the stronger model overall, scoring 45.4 to 26.7 on the Noometry Index.

Is Kimi K2 Thinking Turbo or Mixtral 8x22B better for coding?

Kimi K2 Thinking Turbo scores higher on coding benchmarks: 38.1 versus 23.8 in the Noometry coding category.

How many benchmarks do Kimi K2 Thinking Turbo and Mixtral 8x22B share?

18 benchmarks have published results for both models. Kimi K2 Thinking Turbo has 21 scored results on Noometry and Mixtral 8x22B has 34.

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