Model comparison

Qwen2.5 Plus 1127 vs Qwen3.6 Plus

Qwen3.6 Plus is the stronger model overall, scoring 47.5 to 38.8 on the Noometry Index.

Last verified . 14 shared benchmarks.

Qwen2.5 Plus 1127 Alibaba (Qwen)

38.8

Rank #181 Confirmed

Qwen3.6 Plus Alibaba (Qwen)

47.5

Rank #62 Confirmed

Summary

  • They share 14 benchmarks with published results for both. Qwen2.5 Plus 1127 scores higher in 0 categories and Qwen3.6 Plus in 8 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where Qwen3.6 Plus leads 56.1 to 35.5.

Side by side

Qwen2.5 Plus 1127 and Qwen3.6 Plus specifications
Qwen2.5 Plus 1127Qwen3.6 Plus
ProviderAlibaba (Qwen)Alibaba (Qwen)
Noometry Index38.847.5
Released—2026-03-31
WeightsProprietaryProprietary
Context window—1M
Max output—66K
Input $ / M tokens—$0.50
Output $ / M tokens—$3
Results tracked1437

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Category by category

Coding Qwen3.6 Plus leads

Qwen2.5 Plus 1127: 38.5 (#175), Qwen3.6 Plus: 40.8 (#130)

Coding benchmarks
BenchmarkQwen2.5 Plus 1127Qwen3.6 Plus
LMArena Coding13141467
SWE-bench Verified—57.9%
LMArena WebDev—1461
SciCode—40.7%
ALE-Bench—670.15

Agentic & Tool Use Not comparable

Qwen2.5 Plus 1127: —, Qwen3.6 Plus: —

Agentic & Tool Use benchmarks
BenchmarkQwen2.5 Plus 1127Qwen3.6 Plus
Vending-Bench 2—5,115

Reasoning Qwen3.6 Plus leads

Qwen2.5 Plus 1127: 25.9 (#141), Qwen3.6 Plus: 29.3 (#93)

Reasoning benchmarks
BenchmarkQwen2.5 Plus 1127Qwen3.6 Plus
LMArena Hard Prompts12991449
NYT Connections (extended)—60.3%
CritPt—2.9%
Chess Puzzles—17%
Thematic Generalization—59.5%
Mystery Game Puzzles—12%
DTBench—81.9%
LMCA—33.1%
Epoch Capabilities Index—147.65

Math Qwen3.6 Plus leads

Qwen2.5 Plus 1127: 36.1 (#174), Qwen3.6 Plus: 51.8 (#54)

Math benchmarks
BenchmarkQwen2.5 Plus 1127Qwen3.6 Plus
LMArena Math12981450
FrontierMath (Tiers 1-3)—38.2%
OTIS Mock AIME 2024-2025—93.3%
FrontierMath (Feb 2025 set)—26.2%
FrontierMath Tier 4 (v1)—8.3%

Knowledge Qwen3.6 Plus leads

Qwen2.5 Plus 1127: 35.5 (#183), Qwen3.6 Plus: 56.1 (#45)

Knowledge benchmarks
BenchmarkQwen2.5 Plus 1127Qwen3.6 Plus
LMArena Expert12891454
GPQA Diamond—88.4%
SimpleQA Verified—44.1%

Multilingual Qwen3.6 Plus leads

Qwen2.5 Plus 1127: 41.9 (#201), Qwen3.6 Plus: 53.3 (#70)

Multilingual benchmarks
BenchmarkQwen2.5 Plus 1127Qwen3.6 Plus
LMArena Non-English12651424
LMArena Chinese13141477
LMArena German12311452
LMArena Japanese12071389
LMArena Russian12711434
LMArena French—1455
LMArena Korean—1379
LMArena Spanish—1432

Instruction Following Qwen3.6 Plus leads

Qwen2.5 Plus 1127: 67.2 (#199), Qwen3.6 Plus: 75.0 (#74)

Instruction Following benchmarks
BenchmarkQwen2.5 Plus 1127Qwen3.6 Plus
LMArena Instruction Following12751425

Long Context Qwen3.6 Plus leads

Qwen2.5 Plus 1127: 39.2 (#184), Qwen3.6 Plus: 45.2 (#49)

Long Context benchmarks
BenchmarkQwen2.5 Plus 1127Qwen3.6 Plus
LMArena Longer Query12921439
CL-bench—20.3%

Writing & Preference Qwen3.6 Plus leads

Qwen2.5 Plus 1127: 49.4 (#192), Qwen3.6 Plus: 62.2 (#82)

Writing & Preference benchmarks
BenchmarkQwen2.5 Plus 1127Qwen3.6 Plus
LMArena Text12991437
LMArena Creative Writing12621404
LMArena Multi-Turn12991438

Frequently asked questions

Is Qwen2.5 Plus 1127 better than Qwen3.6 Plus?

Qwen3.6 Plus is the stronger model overall, scoring 47.5 to 38.8 on the Noometry Index.

Is Qwen2.5 Plus 1127 or Qwen3.6 Plus better for coding?

Qwen3.6 Plus scores higher on coding benchmarks: 40.8 versus 38.5 in the Noometry coding category.

How many benchmarks do Qwen2.5 Plus 1127 and Qwen3.6 Plus share?

14 benchmarks have published results for both models. Qwen2.5 Plus 1127 has 14 scored results on Noometry and Qwen3.6 Plus has 37.

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