Model comparison

MiMo-V2-Omni vs Mistral Medium 3.1

MiMo-V2-Omni is the stronger model overall, scoring 43.6 to 31.9 on the Noometry Index.

Last verified . 0 shared benchmarks.

MiMo-V2-Omni Xiaomi

43.6

Rank #88 Confirmed

Mistral Medium 3.1 Mistral AI

31.9

Rank #266 Reported

Summary

  • The widest gap is in reasoning, where MiMo-V2-Omni leads 29.7 to 10.6.
  • MiMo-V2-Omni is cheaper at $0.14 / $0.28 per million input/output tokens, against $0.40 / $2 for Mistral Medium 3.1.
  • MiMo-V2-Omni accepts more context: 262K tokens versus 131K.

Side by side

MiMo-V2-Omni and Mistral Medium 3.1 specifications
MiMo-V2-OmniMistral Medium 3.1
ProviderXiaomiMistral AI
Noometry Index43.631.9
Released2026-03-18—
WeightsProprietaryProprietary
Context window262K131K
Max output131K105K
Input $ / M tokens$0.14$0.40
Output $ / M tokens$0.28$2
Results tracked183

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Category by category

Coding Not comparable

MiMo-V2-Omni: 43.3 (#89), Mistral Medium 3.1: —

Coding benchmarks
BenchmarkMiMo-V2-OmniMistral Medium 3.1
LMArena Coding1466—

Reasoning MiMo-V2-Omni leads

MiMo-V2-Omni: 29.7 (#88), Mistral Medium 3.1: 10.6 (#341)

Reasoning benchmarks
BenchmarkMiMo-V2-OmniMistral Medium 3.1
NYT Connections (extended)—6.5%
Thematic Generalization—20.3%
LMArena Hard Prompts1445—

Math Not comparable

MiMo-V2-Omni: 39.1 (#115), Mistral Medium 3.1: —

Math benchmarks
BenchmarkMiMo-V2-OmniMistral Medium 3.1
LMArena Math1430—

Knowledge Not comparable

MiMo-V2-Omni: 40.5 (#118), Mistral Medium 3.1: —

Knowledge benchmarks
BenchmarkMiMo-V2-OmniMistral Medium 3.1
LMArena Expert1449—

Multimodal Not comparable

MiMo-V2-Omni: 38.6 (#63), Mistral Medium 3.1: —

Multimodal benchmarks
BenchmarkMiMo-V2-OmniMistral Medium 3.1
LMArena Vision1228—

Multilingual Not comparable

MiMo-V2-Omni: 51.8 (#102), Mistral Medium 3.1: —

Multilingual benchmarks
BenchmarkMiMo-V2-OmniMistral Medium 3.1
LMArena Non-English1404—
LMArena Chinese1465—
LMArena French1447—
LMArena German1399—
LMArena Japanese1317—
LMArena Korean1355—
LMArena Russian1412—
LMArena Spanish1434—

Instruction Following Not comparable

MiMo-V2-Omni: 75.2 (#66), Mistral Medium 3.1: —

Instruction Following benchmarks
BenchmarkMiMo-V2-OmniMistral Medium 3.1
LMArena Instruction Following1428—

Long Context Not comparable

MiMo-V2-Omni: 44.1 (#76), Mistral Medium 3.1: —

Long Context benchmarks
BenchmarkMiMo-V2-OmniMistral Medium 3.1
LMArena Longer Query1442—

Writing & Preference MiMo-V2-Omni leads

MiMo-V2-Omni: 61.4 (#87), Mistral Medium 3.1: 55.5 (#145)

Writing & Preference benchmarks
BenchmarkMiMo-V2-OmniMistral Medium 3.1
LMArena Text1423—
LMArena Creative Writing1392—
EQ-Bench Creative Writing—1476
LMArena Multi-Turn1445—

Frequently asked questions

Is MiMo-V2-Omni better than Mistral Medium 3.1?

MiMo-V2-Omni is the stronger model overall, scoring 43.6 to 31.9 on the Noometry Index.

Which is cheaper, MiMo-V2-Omni or Mistral Medium 3.1?

MiMo-V2-Omni is cheaper. It lists at $0.14 per million input tokens and $0.28 per million output tokens; Mistral Medium 3.1 lists at $0.40 and $2.

Which has the bigger context window?

MiMo-V2-Omni does, with 262K tokens against 131K.

How many benchmarks do MiMo-V2-Omni and Mistral Medium 3.1 share?

0 benchmarks have published results for both models. MiMo-V2-Omni has 18 scored results on Noometry and Mistral Medium 3.1 has 3.

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