Model comparison

Amazon Nova Experimental Chat 12 10 vs Qwen3-Coder 480B-A35B Instruct

Amazon Nova Experimental Chat 12 10 is the stronger model overall, scoring 42.9 to 38.1 on the Noometry Index.

Last verified . 12 shared benchmarks.

Summary

  • They share 12 benchmarks with published results for both. Amazon Nova Experimental Chat 12 10 scores higher in 8 categories and Qwen3-Coder 480B-A35B Instruct in 0 categories; 7 gaps are clear of the uncertainty.
  • The widest gap is in coding, where Amazon Nova Experimental Chat 12 10 leads 42.2 to 35.5.
  • Qwen3-Coder 480B-A35B Instruct has downloadable open weights; the other is API-only.

Side by side

Amazon Nova Experimental Chat 12 10 and Qwen3-Coder 480B-A35B Instruct specifications
Amazon Nova Experimental Chat 12 10Qwen3-Coder 480B-A35B Instruct
ProviderAmazonAlibaba (Qwen)
Noometry Index42.938.1
Released—2025-04
WeightsProprietaryOpen
Context window—262K
Max output—66K
Input $ / M tokens—$1.50
Output $ / M tokens—$7.50
Results tracked1225

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Category by category

Coding Amazon Nova Experimental Chat 12 10 leads

Amazon Nova Experimental Chat 12 10: 42.2 (#110), Qwen3-Coder 480B-A35B Instruct: 35.5 (#223)

Coding benchmarks
BenchmarkAmazon Nova Experimental Chat 12 10Qwen3-Coder 480B-A35B Instruct
LMArena Coding14301412
SWE-bench Verified (bash only)—55.4%
LMArena WebDev—1275
GSO—4.9%
WeirdML—41.2%
ALE-Bench—461.45
AlgoTune—1.44

Agentic & Tool Use Not comparable

Amazon Nova Experimental Chat 12 10: —, Qwen3-Coder 480B-A35B Instruct: 23.9 (#123)

Agentic & Tool Use benchmarks
BenchmarkAmazon Nova Experimental Chat 12 10Qwen3-Coder 480B-A35B Instruct
Terminal-Bench—27.2%

Reasoning Amazon Nova Experimental Chat 12 10 leads

Amazon Nova Experimental Chat 12 10: 29.3 (#94), Qwen3-Coder 480B-A35B Instruct: 25.5 (#149)

Reasoning benchmarks
BenchmarkAmazon Nova Experimental Chat 12 10Qwen3-Coder 480B-A35B Instruct
LMArena Hard Prompts14271372
Kagi LLM Benchmark—49.5%

Math Amazon Nova Experimental Chat 12 10 leads

Amazon Nova Experimental Chat 12 10: 38.9 (#124), Qwen3-Coder 480B-A35B Instruct: 37.6 (#150)

Math benchmarks
BenchmarkAmazon Nova Experimental Chat 12 10Qwen3-Coder 480B-A35B Instruct
LMArena Math14191365

Knowledge Amazon Nova Experimental Chat 12 10 leads

Amazon Nova Experimental Chat 12 10: 39.2 (#136), Qwen3-Coder 480B-A35B Instruct: 37.0 (#162)

Knowledge benchmarks
BenchmarkAmazon Nova Experimental Chat 12 10Qwen3-Coder 480B-A35B Instruct
LMArena Expert14081338

Multilingual Amazon Nova Experimental Chat 12 10 leads

Amazon Nova Experimental Chat 12 10: 51.4 (#108), Qwen3-Coder 480B-A35B Instruct: 47.7 (#148)

Multilingual benchmarks
BenchmarkAmazon Nova Experimental Chat 12 10Qwen3-Coder 480B-A35B Instruct
LMArena Non-English13981346
LMArena Chinese14401357
LMArena Russian13951366
LMArena French—1398
LMArena German—1325
LMArena Japanese—1310
LMArena Korean—1305
LMArena Spanish—1360

Instruction Following Amazon Nova Experimental Chat 12 10 leads

Amazon Nova Experimental Chat 12 10: 73.2 (#123), Qwen3-Coder 480B-A35B Instruct: 71.6 (#147)

Instruction Following benchmarks
BenchmarkAmazon Nova Experimental Chat 12 10Qwen3-Coder 480B-A35B Instruct
LMArena Instruction Following13871355

Long Context Too close to call

Amazon Nova Experimental Chat 12 10: 42.4 (#125), Qwen3-Coder 480B-A35B Instruct: 42.0 (#131)

Long Context benchmarks
BenchmarkAmazon Nova Experimental Chat 12 10Qwen3-Coder 480B-A35B Instruct
LMArena Longer Query13911378

Writing & Preference Amazon Nova Experimental Chat 12 10 leads

Amazon Nova Experimental Chat 12 10: 59.5 (#110), Qwen3-Coder 480B-A35B Instruct: 55.3 (#147)

Writing & Preference benchmarks
BenchmarkAmazon Nova Experimental Chat 12 10Qwen3-Coder 480B-A35B Instruct
LMArena Text14201357
LMArena Creative Writing13501333
LMArena Multi-Turn14091365

Frequently asked questions

Is Amazon Nova Experimental Chat 12 10 better than Qwen3-Coder 480B-A35B Instruct?

Amazon Nova Experimental Chat 12 10 is the stronger model overall, scoring 42.9 to 38.1 on the Noometry Index.

Is Amazon Nova Experimental Chat 12 10 or Qwen3-Coder 480B-A35B Instruct better for coding?

Amazon Nova Experimental Chat 12 10 scores higher on coding benchmarks: 42.2 versus 35.5 in the Noometry coding category.

How many benchmarks do Amazon Nova Experimental Chat 12 10 and Qwen3-Coder 480B-A35B Instruct share?

12 benchmarks have published results for both models. Amazon Nova Experimental Chat 12 10 has 12 scored results on Noometry and Qwen3-Coder 480B-A35B Instruct has 25.

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