Noometry

Model comparison

MiMo-V2.5-Pro vs Mistral Small 3

MiMo-V2.5-Pro is the stronger model overall, scoring 45.2 to 31.2 on the Noometry Index. Mistral Small 3 costs 9.5× less per token, which makes it the better buy when MiMo-V2.5-Pro's lead doesn't matter for your workload.

Last verified . 17 shared benchmarks.

MiMo-V2.5-Pro Xiaomi

45.2

Rank #74 Confirmed

Mistral Small 3 Mistral AI

31.2

Rank #278 Confirmed

Summary

  • They share 17 benchmarks with published results for both. MiMo-V2.5-Pro 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-V2.5-Pro leads 65.3 to 32.2.
  • Mistral Small 3 is cheaper at $0.05 / $0.08 per million input/output tokens, against $0.43 / $0.87 for MiMo-V2.5-Pro.
  • MiMo-V2.5-Pro accepts more context: 1.05M tokens versus 33K.

Side by side

MiMo-V2.5-ProMistral Small 3
ProviderXiaomiMistral AI
Noometry Index45.231.2
Released2026-04-222025-01-30
WeightsOpenOpen
Context window1.05M33K
Max output131K16K
Input $ / M tokens$0.43$0.05
Output $ / M tokens$0.87$0.08
Results tracked2724

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Category by category

Coding MiMo-V2.5-Pro leads

MiMo-V2.5-Pro: 47.4 (#60), Mistral Small 3: 36.5 (#207)

BenchmarkMiMo-V2.5-ProMistral Small 3
LMArena Coding15031246
LMArena WebDev1479—
SciCode50.2%—
BigCodeBench Instruct—45.3%
BigCodeBench Complete—50.4%
ALE-Bench899.8—

Reasoning MiMo-V2.5-Pro leads

MiMo-V2.5-Pro: 26.8 (#130), Mistral Small 3: 18.9 (#273)

BenchmarkMiMo-V2.5-ProMistral Small 3
LMArena Hard Prompts14881233
NYT Connections (extended)34.4%—
CritPt4%—
Chess Puzzles—0%
DTBench84.5%—
LMCA29.5%—
Epoch Capabilities Index—127.07

Math MiMo-V2.5-Pro leads

MiMo-V2.5-Pro: 40.0 (#96), Mistral Small 3: 16.3 (#295)

BenchmarkMiMo-V2.5-ProMistral Small 3
LMArena Math14811240
OTIS Mock AIME 2024-2025—6.7%
ProofBench22%—

Knowledge MiMo-V2.5-Pro leads

MiMo-V2.5-Pro: 42.2 (#98), Mistral Small 3: 25.1 (#263)

BenchmarkMiMo-V2.5-ProMistral Small 3
LMArena Expert15031202
GPQA Diamond—47.3%
Confabulations—25.2%

Multilingual MiMo-V2.5-Pro leads

MiMo-V2.5-Pro: 55.1 (#34), Mistral Small 3: 37.3 (#236)

BenchmarkMiMo-V2.5-ProMistral Small 3
LMArena Non-English14491198
LMArena Chinese15071204
LMArena French14881203
LMArena German14581211
LMArena Japanese14121111
LMArena Korean14371188
LMArena Russian14501216
LMArena Spanish1471—

Instruction Following MiMo-V2.5-Pro leads

MiMo-V2.5-Pro: 77.5 (#21), Mistral Small 3: 63.7 (#229)

BenchmarkMiMo-V2.5-ProMistral Small 3
LMArena Instruction Following14771214

Long Context MiMo-V2.5-Pro leads

MiMo-V2.5-Pro: 45.4 (#37), Mistral Small 3: 37.8 (#211)

BenchmarkMiMo-V2.5-ProMistral Small 3
LMArena Longer Query14831246

Writing & Preference MiMo-V2.5-Pro leads

MiMo-V2.5-Pro: 65.3 (#49), Mistral Small 3: 32.2 (#280)

BenchmarkMiMo-V2.5-ProMistral Small 3
LMArena Text14651234
LMArena Creative Writing14401195
EQ-Bench Creative Writing1493707
LMArena Multi-Turn14771217
EQ-Bench 41208—

Frequently asked questions

Is MiMo-V2.5-Pro better than Mistral Small 3?

MiMo-V2.5-Pro is the stronger model overall, scoring 45.2 to 31.2 on the Noometry Index. Mistral Small 3 costs 9.5× less per token, which makes it the better buy when MiMo-V2.5-Pro's lead doesn't matter for your workload.

Which is cheaper, MiMo-V2.5-Pro 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-V2.5-Pro lists at $0.43 and $0.87.

Is MiMo-V2.5-Pro or Mistral Small 3 better for coding?

MiMo-V2.5-Pro scores higher on coding benchmarks: 47.4 versus 36.5 in the Noometry coding category.

Which has the bigger context window?

MiMo-V2.5-Pro does, with 1.05M tokens against 33K.

How many benchmarks do MiMo-V2.5-Pro and Mistral Small 3 share?

17 benchmarks have published results for both models. MiMo-V2.5-Pro has 27 scored results on Noometry and Mistral Small 3 has 24.

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