Noometry

Model comparison

MiMo-V2-Omni vs MiniMax-M2.5

MiMo-V2-Omni is the stronger model overall, scoring 42.9 to 38.1 on the Noometry Index.

Last verified . 17 shared benchmarks.

MiMo-V2-Omni Xiaomi

42.9

Rank #91 Confirmed

MiniMax-M2.5 MiniMax

38.1

Rank #181 Confirmed

Summary

  • They share 17 benchmarks with published results for both. MiMo-V2-Omni scores higher in 7 categories and MiniMax-M2.5 in 1 category; 8 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where MiMo-V2-Omni leads 28.6 to 17.6.
  • MiMo-V2-Omni is cheaper at $0.14 / $0.28 per million input/output tokens, against $0.30 / $1.20 for MiniMax-M2.5.
  • MiMo-V2-Omni accepts more context: 262K tokens versus 205K.
  • MiniMax-M2.5 has downloadable open weights; the other is API-only.

Side by side

MiMo-V2-OmniMiniMax-M2.5
ProviderXiaomiMiniMax
Noometry Index42.938.1
Released2026-03-182026-02-12
WeightsProprietaryOpen
Context window262K205K
Max output131K131K
Input $ / M tokens$0.14$0.30
Output $ / M tokens$0.28$1.20
Results tracked1833

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Category by category

Coding MiniMax-M2.5 leads

MiMo-V2-Omni: 42.7 (#87), MiniMax-M2.5: 47.9 (#53)

BenchmarkMiMo-V2-OmniMiniMax-M2.5
LMArena Coding14671380
SWE-bench Verified (bash only)—75.8%
LMArena WebDev—1386
SWE-bench Multilingual—68.3%
ALE-Bench—618.17

Agentic & Tool Use Not comparable

MiMo-V2-Omni: —, MiniMax-M2.5: 30.2 (#70)

BenchmarkMiMo-V2-OmniMiniMax-M2.5
Terminal-Bench—42.7%
Vending-Bench 2—-23.16

Reasoning MiMo-V2-Omni leads

MiMo-V2-Omni: 28.6 (#86), MiniMax-M2.5: 17.6 (#281)

BenchmarkMiMo-V2-OmniMiniMax-M2.5
LMArena Hard Prompts14451372
ARC-AGI-2—4.9%
Kagi LLM Benchmark—55.2%
NYT Connections (extended)—16.8%
ARC-AGI-1—63.7%
Epoch Capabilities Index—146.68

Math MiMo-V2-Omni leads

MiMo-V2-Omni: 36.4 (#112), MiniMax-M2.5: 25.8 (#242)

BenchmarkMiMo-V2-OmniMiniMax-M2.5
LMArena Math14321378
ProofBench—4%

Knowledge MiMo-V2-Omni leads

MiMo-V2-Omni: 39.9 (#114), MiniMax-M2.5: 38.6 (#132)

BenchmarkMiMo-V2-OmniMiniMax-M2.5
LMArena Expert14491378
Vectara Hallucination Rate—9.1%

Multimodal Not comparable

MiMo-V2-Omni: 37.9 (#62), MiniMax-M2.5: —

BenchmarkMiMo-V2-OmniMiniMax-M2.5
LMArena Vision1228—

Multilingual MiMo-V2-Omni leads

MiMo-V2-Omni: 52.0 (#97), MiniMax-M2.5: 47.3 (#147)

BenchmarkMiMo-V2-OmniMiniMax-M2.5
LMArena Non-English14041338
LMArena Chinese14691392
LMArena French14481363
LMArena German13981361
LMArena Japanese13181169
LMArena Korean13551232
LMArena Russian14121359
LMArena Spanish14321354

Instruction Following MiMo-V2-Omni leads

MiMo-V2-Omni: 75.4 (#62), MiniMax-M2.5: 71.7 (#143)

BenchmarkMiMo-V2-OmniMiniMax-M2.5
LMArena Instruction Following14281353

Long Context MiMo-V2-Omni leads

MiMo-V2-Omni: 44.1 (#72), MiniMax-M2.5: 37.4 (#211)

BenchmarkMiMo-V2-OmniMiniMax-M2.5
LMArena Longer Query14421367
CL-bench—11.4%
CL-bench Life—6.3%

Writing & Preference MiMo-V2-Omni leads

MiMo-V2-Omni: 61.6 (#83), MiniMax-M2.5: 54.1 (#149)

BenchmarkMiMo-V2-OmniMiniMax-M2.5
LMArena Text14241359
LMArena Creative Writing13931331
LMArena Multi-Turn14461364
EQ-Bench Creative Writing—1361

Frequently asked questions

Is MiMo-V2-Omni better than MiniMax-M2.5?

MiMo-V2-Omni is the stronger model overall, scoring 42.9 to 38.1 on the Noometry Index.

Which is cheaper, MiMo-V2-Omni or MiniMax-M2.5?

MiMo-V2-Omni is cheaper. It lists at $0.14 per million input tokens and $0.28 per million output tokens; MiniMax-M2.5 lists at $0.30 and $1.20.

Is MiMo-V2-Omni or MiniMax-M2.5 better for coding?

MiniMax-M2.5 scores higher on coding benchmarks: 47.9 versus 42.7 in the Noometry coding category.

Which has the bigger context window?

MiMo-V2-Omni does, with 262K tokens against 205K.

How many benchmarks do MiMo-V2-Omni and MiniMax-M2.5 share?

17 benchmarks have published results for both models. MiMo-V2-Omni has 18 scored results on Noometry and MiniMax-M2.5 has 33.

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