Model comparison

DeepSeek V4 Flash vs Qwen3-Coder 480B-A35B Instruct

DeepSeek V4 Flash is the stronger model overall, scoring 53.6 to 38.1 on the Noometry Index.

Last verified . 21 shared benchmarks.

DeepSeek V4 Flash DeepSeek

53.6

Rank #35 Confirmed

Summary

  • They share 21 benchmarks with published results for both. DeepSeek V4 Flash scores higher in 8 categories and Qwen3-Coder 480B-A35B Instruct in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where DeepSeek V4 Flash leads 53.7 to 25.5.
  • The biggest single-benchmark swing is WeirdML: 63% for DeepSeek V4 Flash and 41.2% for Qwen3-Coder 480B-A35B Instruct.
  • DeepSeek V4 Flash is cheaper at $0.15 / $0.60 per million input/output tokens, against $1.50 / $7.50 for Qwen3-Coder 480B-A35B Instruct.
  • DeepSeek V4 Flash accepts more context: 1M tokens versus 262K.

Side by side

DeepSeek V4 Flash and Qwen3-Coder 480B-A35B Instruct specifications
DeepSeek V4 FlashQwen3-Coder 480B-A35B Instruct
ProviderDeepSeekAlibaba (Qwen)
Noometry Index53.638.1
Released2026-04-242025-04
WeightsOpenOpen
Context window1M262K
Max output393K66K
Input $ / M tokens$0.15$1.50
Output $ / M tokens$0.60$7.50
Results tracked4125

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Category by category

Coding DeepSeek V4 Flash leads

DeepSeek V4 Flash: 47.9 (#59), Qwen3-Coder 480B-A35B Instruct: 35.5 (#223)

Coding benchmarks
BenchmarkDeepSeek V4 FlashQwen3-Coder 480B-A35B Instruct
LMArena WebDev15821275
WeirdML63%41.2%
LMArena Coding14571412
ALE-Bench1,306461.45
FrontierCode18.8%—
SWE-bench Verified (bash only)—55.4%
SciCode49.9%—
GSO—4.9%
AlgoTune—1.44

Agentic & Tool Use Not comparable

DeepSeek V4 Flash: —, Qwen3-Coder 480B-A35B Instruct: 23.9 (#123)

Agentic & Tool Use benchmarks
BenchmarkDeepSeek V4 FlashQwen3-Coder 480B-A35B Instruct
Terminal-Bench—27.2%

Reasoning DeepSeek V4 Flash leads

DeepSeek V4 Flash: 53.7 (#30), Qwen3-Coder 480B-A35B Instruct: 25.5 (#149)

Reasoning benchmarks
BenchmarkDeepSeek V4 FlashQwen3-Coder 480B-A35B Instruct
Kagi LLM Benchmark52.2%49.5%
LMArena Hard Prompts14441372
ARC-AGI-261.4%—
SimpleBench61.1%—
NYT Connections (extended)89.6%—
ARC-AGI-189%—
CritPt16.6%—
Chess Puzzles33%—
Mystery Game Puzzles34%—
DTBench90.9%—
LMCA41.7%—
Epoch Capabilities Index154.49—

Math DeepSeek V4 Flash leads

DeepSeek V4 Flash: 60.3 (#37), Qwen3-Coder 480B-A35B Instruct: 37.6 (#150)

Math benchmarks
BenchmarkDeepSeek V4 FlashQwen3-Coder 480B-A35B Instruct
LMArena Math14271365
FrontierMath (Tiers 1-3)57.5%—
FrontierMath Tier 424.4%—
MathArena Final-Answer Competitions76.5%—
OTIS Mock AIME 2024-202594.4%—
ProofBench56%—

Knowledge DeepSeek V4 Flash leads

DeepSeek V4 Flash: 55.4 (#48), Qwen3-Coder 480B-A35B Instruct: 37.0 (#162)

Knowledge benchmarks
BenchmarkDeepSeek V4 FlashQwen3-Coder 480B-A35B Instruct
LMArena Expert14411338
GPQA Diamond91%—
SimpleQA Verified33.6%—

Multilingual DeepSeek V4 Flash leads

DeepSeek V4 Flash: 53.0 (#72), Qwen3-Coder 480B-A35B Instruct: 47.7 (#148)

Multilingual benchmarks
BenchmarkDeepSeek V4 FlashQwen3-Coder 480B-A35B Instruct
LMArena Non-English14201346
LMArena Chinese14681357
LMArena French14391398
LMArena German14181325
LMArena Japanese14061310
LMArena Korean13841305
LMArena Russian14281366
LMArena Spanish14361360

Instruction Following DeepSeek V4 Flash leads

DeepSeek V4 Flash: 74.9 (#81), Qwen3-Coder 480B-A35B Instruct: 71.6 (#147)

Instruction Following benchmarks
BenchmarkDeepSeek V4 FlashQwen3-Coder 480B-A35B Instruct
LMArena Instruction Following14211355

Long Context DeepSeek V4 Flash leads

DeepSeek V4 Flash: 43.8 (#85), Qwen3-Coder 480B-A35B Instruct: 42.0 (#131)

Long Context benchmarks
BenchmarkDeepSeek V4 FlashQwen3-Coder 480B-A35B Instruct
LMArena Longer Query14341378

Writing & Preference DeepSeek V4 Flash leads

DeepSeek V4 Flash: 63.8 (#61), Qwen3-Coder 480B-A35B Instruct: 55.3 (#147)

Writing & Preference benchmarks
BenchmarkDeepSeek V4 FlashQwen3-Coder 480B-A35B Instruct
LMArena Text14321357
LMArena Creative Writing14031333
LMArena Multi-Turn14491365
EQ-Bench Creative Writing1559—

Frequently asked questions

Is DeepSeek V4 Flash better than Qwen3-Coder 480B-A35B Instruct?

DeepSeek V4 Flash is the stronger model overall, scoring 53.6 to 38.1 on the Noometry Index.

Which is cheaper, DeepSeek V4 Flash or Qwen3-Coder 480B-A35B Instruct?

DeepSeek V4 Flash is cheaper. It lists at $0.15 per million input tokens and $0.60 per million output tokens; Qwen3-Coder 480B-A35B Instruct lists at $1.50 and $7.50.

Is DeepSeek V4 Flash or Qwen3-Coder 480B-A35B Instruct better for coding?

DeepSeek V4 Flash scores higher on coding benchmarks: 47.9 versus 35.5 in the Noometry coding category.

Which has the bigger context window?

DeepSeek V4 Flash does, with 1M tokens against 262K.

How many benchmarks do DeepSeek V4 Flash and Qwen3-Coder 480B-A35B Instruct share?

21 benchmarks have published results for both models. DeepSeek V4 Flash has 41 scored results on Noometry and Qwen3-Coder 480B-A35B Instruct has 25.

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