Model comparison

Claude 3.5 Sonnet vs Qwen3-Next 80B-A3B Instruct

Qwen3-Next 80B-A3B Instruct is the stronger model overall, scoring 43.0 to 34.6 on the Noometry Index.

Last verified . 22 shared benchmarks.

Claude 3.5 Sonnet Anthropic

34.6

Rank #231 Confirmed

Summary

  • They share 22 benchmarks with published results for both. Claude 3.5 Sonnet scores higher in 1 category and Qwen3-Next 80B-A3B Instruct in 7 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in math, where Qwen3-Next 80B-A3B Instruct leads 38.8 to 19.2.
  • The biggest single-benchmark swing is Omni-MATH: 27.6% for Claude 3.5 Sonnet and 46.7% for Qwen3-Next 80B-A3B Instruct.
  • Qwen3-Next 80B-A3B Instruct has downloadable open weights; the other is API-only.

Side by side

Claude 3.5 Sonnet and Qwen3-Next 80B-A3B Instruct specifications
Claude 3.5 SonnetQwen3-Next 80B-A3B Instruct
ProviderAnthropicAlibaba (Qwen)
Noometry Index34.643.0
Released2024-06-202025-09
WeightsProprietaryOpen
Context window—131K
Max output—33K
Input $ / M tokens—$0.50
Output $ / M tokens—$2
Results tracked6025

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Category by category

Coding Qwen3-Next 80B-A3B Instruct leads

Claude 3.5 Sonnet: 39.0 (#165), Qwen3-Next 80B-A3B Instruct: 42.5 (#98)

Coding benchmarks
BenchmarkClaude 3.5 SonnetQwen3-Next 80B-A3B Instruct
LMArena Coding13421440
Aider Polyglot51.6%—
GSO4.6%—
WeirdML40%—
BigCodeBench Instruct46.8%—
LiveBench Coding67.1%—
BigCodeBench Complete58.6%—
CadEval48%—
HumanEval+81.7%—
MBPP+74.3%—

Agentic & Tool Use Not comparable

Claude 3.5 Sonnet: 32.3 (#67), Qwen3-Next 80B-A3B Instruct: —

Agentic & Tool Use benchmarks
BenchmarkClaude 3.5 SonnetQwen3-Next 80B-A3B Instruct
TheAgentCompany24%—
Cybench17.5%—
BALROG32.6%—
METR Time Horizons45.2%—

Reasoning Qwen3-Next 80B-A3B Instruct leads

Claude 3.5 Sonnet: 23.1 (#183), Qwen3-Next 80B-A3B Instruct: 31.1 (#81)

Reasoning benchmarks
BenchmarkClaude 3.5 SonnetQwen3-Next 80B-A3B Instruct
LMArena Hard Prompts13051428
SimpleBench41.4%—
Kagi LLM Benchmark—66.7%
EnigmaEval0.9%—
LiveBench Reasoning56.7%—
DTBench67.8%—
LiveBench Data Analysis55%—
Epoch Capabilities Index133.55—
ForecastBench60.7—
LiveBench59%—

Math Qwen3-Next 80B-A3B Instruct leads

Claude 3.5 Sonnet: 19.2 (#288), Qwen3-Next 80B-A3B Instruct: 38.8 (#126)

Math benchmarks
BenchmarkClaude 3.5 SonnetQwen3-Next 80B-A3B Instruct
Omni-MATH27.6%46.7%
LMArena Math13071440
OTIS Mock AIME 2024-20258.5%—
LiveBench Math52.3%—
MATH Level 556.9%—
FrontierMath (Feb 2025 set)2.1%—
FrontierMath Tier 4 (v1)0%—

Knowledge Qwen3-Next 80B-A3B Instruct leads

Claude 3.5 Sonnet: 28.6 (#245), Qwen3-Next 80B-A3B Instruct: 41.8 (#106)

Knowledge benchmarks
BenchmarkClaude 3.5 SonnetQwen3-Next 80B-A3B Instruct
MMLU-Pro77.7%78.6%
GPQA (HELM)56.5%63%
LMArena Expert12651417
GPQA Diamond55.3%—
Humanity's Last Exam4.1%—
Confabulations19.9%—
Vectara Hallucination Rate—9.3%
MMLU87.3%—

Multimodal Not comparable

Claude 3.5 Sonnet: 26.5 (#120), Qwen3-Next 80B-A3B Instruct: —

Multimodal benchmarks
BenchmarkClaude 3.5 SonnetQwen3-Next 80B-A3B Instruct
LMArena Vision1125—
Video-MME60%—
GeoBench62%—
VPCT33%—

Multilingual Qwen3-Next 80B-A3B Instruct leads

Claude 3.5 Sonnet: 43.2 (#185), Qwen3-Next 80B-A3B Instruct: 52.1 (#93)

Multilingual benchmarks
BenchmarkClaude 3.5 SonnetQwen3-Next 80B-A3B Instruct
LMArena Non-English12831407
LMArena Chinese12721460
LMArena French13051413
LMArena German12971417
LMArena Japanese12341395
LMArena Korean12001364
LMArena Russian13061404
LMArena Spanish12901435

Instruction Following Qwen3-Next 80B-A3B Instruct leads

Claude 3.5 Sonnet: 68.8 (#182), Qwen3-Next 80B-A3B Instruct: 70.8 (#159)

Instruction Following benchmarks
BenchmarkClaude 3.5 SonnetQwen3-Next 80B-A3B Instruct
IFEval85.5%81%
LMArena Instruction Following12971389
LiveBench Instruction Following69.3%—

Long Context Claude 3.5 Sonnet leads

Claude 3.5 Sonnet: 39.9 (#167), Qwen3-Next 80B-A3B Instruct: 37.0 (#223)

Long Context benchmarks
BenchmarkClaude 3.5 SonnetQwen3-Next 80B-A3B Instruct
LMArena Longer Query13111403
Fiction.LiveBench—55.6%

Writing & Preference Qwen3-Next 80B-A3B Instruct leads

Claude 3.5 Sonnet: 52.9 (#164), Qwen3-Next 80B-A3B Instruct: 58.0 (#121)

Writing & Preference benchmarks
BenchmarkClaude 3.5 SonnetQwen3-Next 80B-A3B Instruct
LMArena Text12981417
LMArena Creative Writing12921334
WildBench79.2%80.7%
LMArena Multi-Turn13261416
Short-Story Creative Writing80.3%—
EQ-Bench Creative Writing1451—
LiveBench Language53.8%—

Frequently asked questions

Is Claude 3.5 Sonnet better than Qwen3-Next 80B-A3B Instruct?

Qwen3-Next 80B-A3B Instruct is the stronger model overall, scoring 43.0 to 34.6 on the Noometry Index.

Is Claude 3.5 Sonnet or Qwen3-Next 80B-A3B Instruct better for coding?

Qwen3-Next 80B-A3B Instruct scores higher on coding benchmarks: 42.5 versus 39.0 in the Noometry coding category.

How many benchmarks do Claude 3.5 Sonnet and Qwen3-Next 80B-A3B Instruct share?

22 benchmarks have published results for both models. Claude 3.5 Sonnet has 60 scored results on Noometry and Qwen3-Next 80B-A3B Instruct has 25.

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