Model comparison

Gemini 3 Flash Preview vs MiMo-V2.6-Pro

Gemini 3 Flash Preview is the stronger model overall, scoring 52.3 to 50.3 on the Noometry Index. MiMo-V2.6-Pro costs 2.1× less per token, which makes it the better buy when Gemini 3 Flash Preview's lead doesn't matter for your workload.

Last verified . 16 shared benchmarks.

Gemini 3 Flash Preview Google

52.3

Rank #40 Confirmed

MiMo-V2.6-Pro Xiaomi

50.3

Rank #49 Confirmed

Summary

  • They share 16 benchmarks with published results for both. Gemini 3 Flash Preview scores higher in 4 categories and MiMo-V2.6-Pro in 6 categories; 10 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where Gemini 3 Flash Preview leads 58.8 to 43.5.
  • The biggest single-benchmark swing is ProofBench: 15% for Gemini 3 Flash Preview and 70% for MiMo-V2.6-Pro.
  • MiMo-V2.6-Pro is cheaper at $0.43 / $0.87 per million input/output tokens, against $0.50 / $3 for Gemini 3 Flash Preview.
  • MiMo-V2.6-Pro has downloadable open weights; the other is API-only.

Side by side

Gemini 3 Flash Preview and MiMo-V2.6-Pro specifications
Gemini 3 Flash PreviewMiMo-V2.6-Pro
ProviderGoogleXiaomi
Noometry Index52.350.3
Released2025-12-172026-09-21
WeightsProprietaryOpen
Context window1.05M1.05M
Max output66K131K
Input $ / M tokens$0.50$0.43
Output $ / M tokens$3$0.87
Results tracked5919

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Category by category

Coding MiMo-V2.6-Pro leads

Gemini 3 Flash Preview: 50.9 (#42), MiMo-V2.6-Pro: 55.5 (#23)

Coding benchmarks
BenchmarkGemini 3 Flash PreviewMiMo-V2.6-Pro
LMArena WebDev14391629
LMArena Coding14601534
ALE-Bench1,3671,158
SWE-bench Verified75.4%—
SWE-bench Verified (bash only)75.8%—
SWE-bench Multilingual72.7%—
SciCode—60.9%
GSO9.8%—
WeirdML61.6%—

Agentic & Tool Use Gemini 3 Flash Preview leads

Gemini 3 Flash Preview: 38.7 (#29), MiMo-V2.6-Pro: 37.5 (#35)

Agentic & Tool Use benchmarks
BenchmarkGemini 3 Flash PreviewMiMo-V2.6-Pro
Terminal-Bench64.3%—
APEX-Agents—59.5%
τ²-bench Airline82.5%—
τ²-bench Banking27.3%—
τ²-bench Retail76.8%—
τ²-bench Telecom91.2%—
DeepResearch Bench49.8%—
BALROG48.1%—
GDP.pdf10%—
LMArena Search1198—
Vending-Bench 23,635—

Reasoning Gemini 3 Flash Preview leads

Gemini 3 Flash Preview: 49.2 (#37), MiMo-V2.6-Pro: 43.1 (#50)

Reasoning benchmarks
BenchmarkGemini 3 Flash PreviewMiMo-V2.6-Pro
LMArena Hard Prompts14651512
ARC-AGI-233.6%—
SimpleBench61.1%—
NYT Connections (extended)83.1%—
ARC-AGI-184.7%—
CritPt—26.6%
Chess Puzzles40%—
Mystery Game Puzzles26%—
DTBench89.1%—
LMCA43.1%—
Epoch Capabilities Index151.8—
ForecastBench58.5—

Math MiMo-V2.6-Pro leads

Gemini 3 Flash Preview: 51.7 (#55), MiMo-V2.6-Pro: 54.5 (#45)

Math benchmarks
BenchmarkGemini 3 Flash PreviewMiMo-V2.6-Pro
ProofBench15%70%
LMArena Math14731494
FrontierMath (Tiers 1-3)51.2%—
FrontierMath Tier 417.1%—
MathArena Final-Answer Competitions67.6%—
OTIS Mock AIME 2024-202595.6%—
FrontierMath (Feb 2025 set)35.6%—
FrontierMath Tier 4 (v1)4.2%—

Knowledge Gemini 3 Flash Preview leads

Gemini 3 Flash Preview: 58.8 (#33), MiMo-V2.6-Pro: 43.5 (#92)

Knowledge benchmarks
BenchmarkGemini 3 Flash PreviewMiMo-V2.6-Pro
LMArena Expert14621543
GPQA Diamond89.4%—
SimpleQA Verified66.8%—
Vectara Hallucination Rate13.5%—

Multimodal Gemini 3 Flash Preview leads

Gemini 3 Flash Preview: 45.5 (#16), MiMo-V2.6-Pro: 40.8 (#43)

Multimodal benchmarks
BenchmarkGemini 3 Flash PreviewMiMo-V2.6-Pro
LMArena Vision12851264
GeoBench88%—
VPCT72.6%—
Blueprint-Bench 20%—
LMArena Document1413—

Multilingual MiMo-V2.6-Pro leads

Gemini 3 Flash Preview: 55.7 (#27), MiMo-V2.6-Pro: 56.9 (#14)

Multilingual benchmarks
BenchmarkGemini 3 Flash PreviewMiMo-V2.6-Pro
LMArena Non-English14581474
LMArena Chinese15111529
LMArena Russian14801480
LMArena French1477—
LMArena German1497—
LMArena Japanese1489—
LMArena Korean1443—
LMArena Spanish1469—

Instruction Following MiMo-V2.6-Pro leads

Gemini 3 Flash Preview: 75.7 (#56), MiMo-V2.6-Pro: 78.2 (#12)

Instruction Following benchmarks
BenchmarkGemini 3 Flash PreviewMiMo-V2.6-Pro
LMArena Instruction Following14371493

Long Context MiMo-V2.6-Pro leads

Gemini 3 Flash Preview: 44.4 (#67), MiMo-V2.6-Pro: 46.0 (#27)

Long Context benchmarks
BenchmarkGemini 3 Flash PreviewMiMo-V2.6-Pro
LMArena Longer Query14521501

Writing & Preference MiMo-V2.6-Pro leads

Gemini 3 Flash Preview: 65.5 (#45), MiMo-V2.6-Pro: 66.8 (#33)

Writing & Preference benchmarks
BenchmarkGemini 3 Flash PreviewMiMo-V2.6-Pro
LMArena Text14661492
LMArena Creative Writing14571468
LMArena Multi-Turn14711464

Frequently asked questions

Is Gemini 3 Flash Preview better than MiMo-V2.6-Pro?

Gemini 3 Flash Preview is the stronger model overall, scoring 52.3 to 50.3 on the Noometry Index. MiMo-V2.6-Pro costs 2.1× less per token, which makes it the better buy when Gemini 3 Flash Preview's lead doesn't matter for your workload.

Which is cheaper, Gemini 3 Flash Preview or MiMo-V2.6-Pro?

MiMo-V2.6-Pro is cheaper. It lists at $0.43 per million input tokens and $0.87 per million output tokens; Gemini 3 Flash Preview lists at $0.50 and $3.

Is Gemini 3 Flash Preview or MiMo-V2.6-Pro better for coding?

MiMo-V2.6-Pro scores higher on coding benchmarks: 55.5 versus 50.9 in the Noometry coding category.

Which has the bigger context window?

Both accept 1.05M tokens.

How many benchmarks do Gemini 3 Flash Preview and MiMo-V2.6-Pro share?

16 benchmarks have published results for both models. Gemini 3 Flash Preview has 59 scored results on Noometry and MiMo-V2.6-Pro has 19.

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