Noometry

Model comparison

MiMo-V2-Omni vs Mistral Small 3

MiMo-V2-Omni is the stronger model overall, scoring 43.6 to 31.2 on the Noometry Index. Mistral Small 3 costs 3.0× less per token, which makes it the better buy when MiMo-V2-Omni's lead doesn't matter for your workload.

Last verified . 16 shared benchmarks.

MiMo-V2-Omni Xiaomi

43.6

Rank #88 Confirmed

Mistral Small 3 Mistral AI

31.2

Rank #278 Confirmed

Summary

  • They share 16 benchmarks with published results for both. MiMo-V2-Omni scores higher in 8 categories and Mistral Small 3 in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in writing & preference, where MiMo-V2-Omni leads 61.4 to 32.2.
  • Mistral Small 3 is cheaper at $0.05 / $0.08 per million input/output tokens, against $0.14 / $0.28 for MiMo-V2-Omni.
  • MiMo-V2-Omni accepts more context: 262K tokens versus 33K.
  • Mistral Small 3 has downloadable open weights; the other is API-only.

Side by side

MiMo-V2-OmniMistral Small 3
ProviderXiaomiMistral AI
Noometry Index43.631.2
Released2026-03-182025-01-30
WeightsProprietaryOpen
Context window262K33K
Max output131K16K
Input $ / M tokens$0.14$0.05
Output $ / M tokens$0.28$0.08
Results tracked1824

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Category by category

Coding MiMo-V2-Omni leads

MiMo-V2-Omni: 43.3 (#89), Mistral Small 3: 36.5 (#207)

BenchmarkMiMo-V2-OmniMistral Small 3
LMArena Coding14661246
BigCodeBench Instruct—45.3%
BigCodeBench Complete—50.4%

Reasoning MiMo-V2-Omni leads

MiMo-V2-Omni: 29.7 (#88), Mistral Small 3: 18.9 (#273)

BenchmarkMiMo-V2-OmniMistral Small 3
LMArena Hard Prompts14451233
Chess Puzzles—0%
Epoch Capabilities Index—127.07

Math MiMo-V2-Omni leads

MiMo-V2-Omni: 39.1 (#115), Mistral Small 3: 16.3 (#295)

BenchmarkMiMo-V2-OmniMistral Small 3
LMArena Math14301240
OTIS Mock AIME 2024-2025—6.7%

Knowledge MiMo-V2-Omni leads

MiMo-V2-Omni: 40.5 (#118), Mistral Small 3: 25.1 (#263)

BenchmarkMiMo-V2-OmniMistral Small 3
LMArena Expert14491202
GPQA Diamond—47.3%
Confabulations—25.2%

Multimodal Not comparable

MiMo-V2-Omni: 38.6 (#63), Mistral Small 3: —

BenchmarkMiMo-V2-OmniMistral Small 3
LMArena Vision1228—

Multilingual MiMo-V2-Omni leads

MiMo-V2-Omni: 51.8 (#102), Mistral Small 3: 37.3 (#236)

BenchmarkMiMo-V2-OmniMistral Small 3
LMArena Non-English14041198
LMArena Chinese14651204
LMArena French14471203
LMArena German13991211
LMArena Japanese13171111
LMArena Korean13551188
LMArena Russian14121216
LMArena Spanish1434—

Instruction Following MiMo-V2-Omni leads

MiMo-V2-Omni: 75.2 (#66), Mistral Small 3: 63.7 (#229)

BenchmarkMiMo-V2-OmniMistral Small 3
LMArena Instruction Following14281214

Long Context MiMo-V2-Omni leads

MiMo-V2-Omni: 44.1 (#76), Mistral Small 3: 37.8 (#211)

BenchmarkMiMo-V2-OmniMistral Small 3
LMArena Longer Query14421246

Writing & Preference MiMo-V2-Omni leads

MiMo-V2-Omni: 61.4 (#87), Mistral Small 3: 32.2 (#280)

BenchmarkMiMo-V2-OmniMistral Small 3
LMArena Text14231234
LMArena Creative Writing13921195
LMArena Multi-Turn14451217
EQ-Bench Creative Writing—707

Frequently asked questions

Is MiMo-V2-Omni better than Mistral Small 3?

MiMo-V2-Omni is the stronger model overall, scoring 43.6 to 31.2 on the Noometry Index. Mistral Small 3 costs 3.0× less per token, which makes it the better buy when MiMo-V2-Omni's lead doesn't matter for your workload.

Which is cheaper, MiMo-V2-Omni or Mistral Small 3?

Mistral Small 3 is cheaper. It lists at $0.05 per million input tokens and $0.08 per million output tokens; MiMo-V2-Omni lists at $0.14 and $0.28.

Is MiMo-V2-Omni or Mistral Small 3 better for coding?

MiMo-V2-Omni scores higher on coding benchmarks: 43.3 versus 36.5 in the Noometry coding category.

Which has the bigger context window?

MiMo-V2-Omni does, with 262K tokens against 33K.

How many benchmarks do MiMo-V2-Omni and Mistral Small 3 share?

16 benchmarks have published results for both models. MiMo-V2-Omni has 18 scored results on Noometry and Mistral Small 3 has 24.

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