Model comparison

DeepSeek-V3.1 vs Qwen3-4B

DeepSeek-V3.1 is the stronger model overall, scoring 42.8 to 31.9 on the Noometry Index.

Last verified . 1 shared benchmarks.

DeepSeek-V3.1 DeepSeek

42.8

Rank #108 Confirmed

Qwen3-4B Alibaba (Qwen)

31.9

Rank #264 Confirmed

Summary

  • They share 1 benchmark with published results for both. DeepSeek-V3.1 scores higher in 3 categories and Qwen3-4B in 0 categories; 3 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where DeepSeek-V3.1 leads 43.7 to 33.0.

Side by side

DeepSeek-V3.1 and Qwen3-4B specifications
DeepSeek-V3.1Qwen3-4B
ProviderDeepSeekAlibaba (Qwen)
Noometry Index42.831.9
Released2025-08-212025-04-29
WeightsOpenOpen
Context window164K—
Max output8K—
Input $ / M tokens$0.25—
Output $ / M tokens$0.95—
Results tracked276

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Category by category

Coding Not comparable

DeepSeek-V3.1: 40.3 (#144), Qwen3-4B: —

Coding benchmarks
BenchmarkDeepSeek-V3.1Qwen3-4B
WeirdML38.4%—
LMArena Coding1417—

Agentic & Tool Use Not comparable

DeepSeek-V3.1: —, Qwen3-4B: 27.6 (#100)

Agentic & Tool Use benchmarks
BenchmarkDeepSeek-V3.1Qwen3-4B
Berkeley Function Calling Leaderboard—35.7%

Reasoning DeepSeek-V3.1 leads

DeepSeek-V3.1: 27.9 (#110), Qwen3-4B: 19.2 (#268)

Reasoning benchmarks
BenchmarkDeepSeek-V3.1Qwen3-4B
SimpleBench40%—
Kagi LLM Benchmark53.2%—
Chess Puzzles—4%
LMArena Hard Prompts1417—
DTBench82.7%—
LMCA24.3%—
Epoch Capabilities Index139.92—
ForecastBench58—

Math DeepSeek-V3.1 leads

DeepSeek-V3.1: 38.9 (#122), Qwen3-4B: 29.7 (#240)

Math benchmarks
BenchmarkDeepSeek-V3.1Qwen3-4B
MathArena Final-Answer Competitions—38.5%
OTIS Mock AIME 2024-2025—52.2%
LMArena Math1420—

Knowledge DeepSeek-V3.1 leads

DeepSeek-V3.1: 43.7 (#90), Qwen3-4B: 33.0 (#208)

Knowledge benchmarks
BenchmarkDeepSeek-V3.1Qwen3-4B
Vectara Hallucination Rate5.5%5.7%
GPQA Diamond—52.3%
LMArena Expert1405—

Multilingual Not comparable

DeepSeek-V3.1: 51.6 (#106), Qwen3-4B: —

Multilingual benchmarks
BenchmarkDeepSeek-V3.1Qwen3-4B
LMArena Non-English1400—
LMArena Chinese1469—
LMArena French1447—
LMArena German1411—
LMArena Japanese1378—
LMArena Korean1337—
LMArena Russian1405—
LMArena Spanish1431—

Instruction Following Not comparable

DeepSeek-V3.1: 73.9 (#110), Qwen3-4B: —

Instruction Following benchmarks
BenchmarkDeepSeek-V3.1Qwen3-4B
LMArena Instruction Following1400—

Long Context Not comparable

DeepSeek-V3.1: 36.3 (#232), Qwen3-4B: —

Long Context benchmarks
BenchmarkDeepSeek-V3.1Qwen3-4B
Fiction.LiveBench52.8%—
LMArena Longer Query1422—

Writing & Preference Not comparable

DeepSeek-V3.1: 60.3 (#98), Qwen3-4B: —

Writing & Preference benchmarks
BenchmarkDeepSeek-V3.1Qwen3-4B
LMArena Text1420—
LMArena Creative Writing1401—
EQ-Bench Creative Writing1436—
LMArena Multi-Turn1408—

Frequently asked questions

Is DeepSeek-V3.1 better than Qwen3-4B?

DeepSeek-V3.1 is the stronger model overall, scoring 42.8 to 31.9 on the Noometry Index.

How many benchmarks do DeepSeek-V3.1 and Qwen3-4B share?

1 benchmark has published results for both models. DeepSeek-V3.1 has 27 scored results on Noometry and Qwen3-4B has 6.

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