Model comparison

GPT-5 vs Qwen3 14B

GPT-5 is the stronger model overall, scoring 50.9 to 35.5 on the Noometry Index. Qwen3 14B costs 5.6× less per token, which makes it the better buy when GPT-5's lead doesn't matter for your workload.

Last verified . 11 shared benchmarks.

GPT-5 OpenAI

50.9

Rank #45 Confirmed

Qwen3 14B Alibaba (Qwen)

35.5

Rank #225 Confirmed

Summary

  • They share 11 benchmarks with published results for both. GPT-5 scores higher in 6 categories and Qwen3 14B in 0 categories; 6 gaps are clear of the uncertainty.
  • The widest gap is in long context, where GPT-5 leads 69.5 to 38.1.
  • The biggest single-benchmark swing is Fiction.LiveBench: 97.2% for GPT-5 and 62.5% for Qwen3 14B.
  • Qwen3 14B is cheaper at $0.35 / $1.40 per million input/output tokens, against $1.25 / $10 for GPT-5.
  • GPT-5 accepts more context: 400K tokens versus 131K.
  • Qwen3 14B has downloadable open weights; the other is API-only.

Side by side

GPT-5 and Qwen3 14B specifications
GPT-5Qwen3 14B
ProviderOpenAIAlibaba (Qwen)
Noometry Index50.935.5
Released2025-08-072025-04
WeightsProprietaryOpen
Context window400K131K
Max output128K8K
Input $ / M tokens$1.25$0.35
Output $ / M tokens$10$1.40
Results tracked6912

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Category by category

Coding GPT-5 leads

GPT-5: 50.3 (#47), Qwen3 14B: 37.3 (#195)

Coding benchmarks
BenchmarkGPT-5Qwen3 14B
SciCode42.9%31.6%
SWE-bench Verified73.6%—
SWE-bench Verified (bash only)65%—
Aider Polyglot88%—
LMArena WebDev1418—
GSO6.9%—
WeirdML60.7%—
LMArena Coding1436—
ALE-Bench1,162—
AlgoTune1.67—

Agentic & Tool Use GPT-5 leads

GPT-5: 33.1 (#56), Qwen3 14B: 29.6 (#83)

Agentic & Tool Use benchmarks
BenchmarkGPT-5Qwen3 14B
Terminal-Bench49.6%—
Berkeley Function Calling Leaderboard—41%
GDPval34.8%—
Remote Labor Index1.7%—
DeepResearch Bench49.6%—
BALROG32.8%—
LMArena Search1133—
METR Time Horizons69.6%—

Reasoning GPT-5 leads

GPT-5: 38.3 (#64), Qwen3 14B: 18.5 (#280)

Reasoning benchmarks
BenchmarkGPT-5Qwen3 14B
Kagi LLM Benchmark72.7%49.1%
CritPt12.6%0%
Chess Puzzles37%4%
DTBench90.7%64%
LMCA40%18.2%
Epoch Capabilities Index150138.23
ARC-AGI-29.9%—
SimpleBench56.7%—
ARC-AGI-165.7%—
EnigmaEval10.5%—
EBR-Bench12.7%—
LMArena Hard Prompts1416—
Mystery Game Puzzles23%—
ForecastBench61.4—

Math GPT-5 leads

GPT-5: 55.0 (#44), Qwen3 14B: 38.6 (#133)

Knowledge GPT-5 leads

GPT-5: 56.6 (#43), Qwen3 14B: 39.3 (#134)

Knowledge benchmarks
BenchmarkGPT-5Qwen3 14B
GPQA Diamond86.2%63.8%
Vectara Hallucination Rate14.7%5.4%
Humanity's Last Exam25.3%—
SimpleQA Verified50.1%—
MMLU-Pro86.3%—
Confabulations10.3%—
GPQA (HELM)79.2%—
LMArena Expert1419—

Multimodal Not comparable

GPT-5: 46.8 (#13), Qwen3 14B: —

Multimodal benchmarks
BenchmarkGPT-5Qwen3 14B
LMArena Vision1232—
GeoBench81%—
VPCT66%—

Multilingual Not comparable

GPT-5: 51.4 (#110), Qwen3 14B: —

Multilingual benchmarks
BenchmarkGPT-5Qwen3 14B
LMArena Non-English1397—
LMArena Chinese1422—
LMArena French1410—
LMArena German1416—
LMArena Japanese1409—
LMArena Korean1360—
LMArena Russian1406—
LMArena Spanish1399—

Instruction Following Not comparable

GPT-5: 73.8 (#113), Qwen3 14B: —

Instruction Following benchmarks
BenchmarkGPT-5Qwen3 14B
IFEval87.5%—
LMArena Instruction Following1388—

Long Context GPT-5 leads

GPT-5: 69.5 (#2), Qwen3 14B: 38.1 (#204)

Long Context benchmarks
BenchmarkGPT-5Qwen3 14B
Fiction.LiveBench97.2%62.5%
LMArena Longer Query1399—

Writing & Preference Not comparable

GPT-5: 63.4 (#65), Qwen3 14B: —

Writing & Preference benchmarks
BenchmarkGPT-5Qwen3 14B
LMArena Text1406—
LMArena Creative Writing1365—
Short-Story Creative Writing86%—
EQ-Bench Creative Writing1627—
WildBench85.7%—
LMArena Multi-Turn1426—

Frequently asked questions

Is GPT-5 better than Qwen3 14B?

GPT-5 is the stronger model overall, scoring 50.9 to 35.5 on the Noometry Index. Qwen3 14B costs 5.6× less per token, which makes it the better buy when GPT-5's lead doesn't matter for your workload.

Which is cheaper, GPT-5 or Qwen3 14B?

Qwen3 14B is cheaper. It lists at $0.35 per million input tokens and $1.40 per million output tokens; GPT-5 lists at $1.25 and $10.

Is GPT-5 or Qwen3 14B better for coding?

GPT-5 scores higher on coding benchmarks: 50.3 versus 37.3 in the Noometry coding category.

Which has the bigger context window?

GPT-5 does, with 400K tokens against 131K.

How many benchmarks do GPT-5 and Qwen3 14B share?

11 benchmarks have published results for both models. GPT-5 has 69 scored results on Noometry and Qwen3 14B has 12.

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