Model comparison

Phi 3 Mini 128k Instruct vs Qwen3.5-Flash

Qwen3.5-Flash is the stronger model overall, scoring 42.5 to 29.7 on the Noometry Index.

Last verified . 17 shared benchmarks.

Phi 3 Mini 128k Instruct Microsoft

29.7

Rank #305 Confirmed

Qwen3.5-Flash Alibaba (Qwen)

42.5

Rank #112 Confirmed

Summary

  • They share 17 benchmarks with published results for both. Phi 3 Mini 128k Instruct scores higher in 0 categories and Qwen3.5-Flash in 8 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in writing & preference, where Qwen3.5-Flash leads 57.9 to 27.1.
  • Phi 3 Mini 128k Instruct has downloadable open weights; the other is API-only.

Side by side

Phi 3 Mini 128k Instruct and Qwen3.5-Flash specifications
Phi 3 Mini 128k InstructQwen3.5-Flash
ProviderMicrosoftAlibaba (Qwen)
Noometry Index29.742.5
Released2024-04-232026-02-23
WeightsOpenProprietary
Context window—1M
Max output—66K
Input $ / M tokens—$0.10
Output $ / M tokens—$0.40
Results tracked1932

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Category by category

Coding Qwen3.5-Flash leads

Phi 3 Mini 128k Instruct: 28.8 (#312), Qwen3.5-Flash: 34.2 (#242)

Coding benchmarks
BenchmarkPhi 3 Mini 128k InstructQwen3.5-Flash
LMArena Coding10391412
LMArena WebDev—1244
BigCodeBench Instruct29.6%—
BigCodeBench Complete40.6%—
ALE-Bench—221.8

Agentic & Tool Use Not comparable

Phi 3 Mini 128k Instruct: —, Qwen3.5-Flash: —

Agentic & Tool Use benchmarks
BenchmarkPhi 3 Mini 128k InstructQwen3.5-Flash
Vending-Bench 2—462.69

Reasoning Qwen3.5-Flash leads

Phi 3 Mini 128k Instruct: 19.6 (#256), Qwen3.5-Flash: 33.7 (#72)

Reasoning benchmarks
BenchmarkPhi 3 Mini 128k InstructQwen3.5-Flash
LMArena Hard Prompts10281403
Chess Puzzles—21%
Mystery Game Puzzles—20%
DTBench—82.9%
LMCA—29.1%
Epoch Capabilities Index—143.98

Math Qwen3.5-Flash leads

Phi 3 Mini 128k Instruct: 31.6 (#222), Qwen3.5-Flash: 37.4 (#158)

Math benchmarks
BenchmarkPhi 3 Mini 128k InstructQwen3.5-Flash
LMArena Math10891407
FrontierMath (Tiers 1-3)—18.2%
OTIS Mock AIME 2024-2025—84.4%
FrontierMath (Feb 2025 set)—6.2%
FrontierMath Tier 4 (v1)—0%

Knowledge Qwen3.5-Flash leads

Phi 3 Mini 128k Instruct: 26.8 (#254), Qwen3.5-Flash: 43.2 (#93)

Knowledge benchmarks
BenchmarkPhi 3 Mini 128k InstructQwen3.5-Flash
LMArena Expert9841407
GPQA Diamond—82.3%
SimpleQA Verified—20.3%
Vectara Hallucination Rate—10.5%

Multilingual Qwen3.5-Flash leads

Phi 3 Mini 128k Instruct: 25.2 (#285), Qwen3.5-Flash: 50.5 (#121)

Multilingual benchmarks
BenchmarkPhi 3 Mini 128k InstructQwen3.5-Flash
LMArena Non-English10001385
LMArena Chinese10161446
LMArena French10391412
LMArena German10061390
LMArena Japanese8991368
LMArena Korean8561344
LMArena Russian10041379
LMArena Spanish10591400

Instruction Following Qwen3.5-Flash leads

Phi 3 Mini 128k Instruct: 51.8 (#294), Qwen3.5-Flash: 72.6 (#139)

Instruction Following benchmarks
BenchmarkPhi 3 Mini 128k InstructQwen3.5-Flash
LMArena Instruction Following10231374

Long Context Qwen3.5-Flash leads

Phi 3 Mini 128k Instruct: 30.4 (#289), Qwen3.5-Flash: 42.4 (#124)

Long Context benchmarks
BenchmarkPhi 3 Mini 128k InstructQwen3.5-Flash
LMArena Longer Query9961392

Writing & Preference Qwen3.5-Flash leads

Phi 3 Mini 128k Instruct: 27.1 (#301), Qwen3.5-Flash: 57.9 (#122)

Writing & Preference benchmarks
BenchmarkPhi 3 Mini 128k InstructQwen3.5-Flash
LMArena Text10501397
LMArena Creative Writing10241343
LMArena Multi-Turn9891393

Frequently asked questions

Is Phi 3 Mini 128k Instruct better than Qwen3.5-Flash?

Qwen3.5-Flash is the stronger model overall, scoring 42.5 to 29.7 on the Noometry Index.

Is Phi 3 Mini 128k Instruct or Qwen3.5-Flash better for coding?

Qwen3.5-Flash scores higher on coding benchmarks: 34.2 versus 28.8 in the Noometry coding category.

How many benchmarks do Phi 3 Mini 128k Instruct and Qwen3.5-Flash share?

17 benchmarks have published results for both models. Phi 3 Mini 128k Instruct has 19 scored results on Noometry and Qwen3.5-Flash has 32.

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