Compare / Qwen3-4B-Instruct-2507 vs DeepSeek-V3.2-Exp

Qwen3-4B-Instruct-2507 vs DeepSeek-V3.2-Exp

Which is cheaper, which is more capable, and which does better at each kind of work, from 18 results on 3 sources that measured both models.

AlibabaQwen3-4B-Instruct-2507 Released 6 Aug 2025 · Not on sale
DeepSeekDeepSeek-V3.2-Exp Released 29 Sep 2025 · $0.27 in · $0.41 out
Qwen3-4B-Instruct-2507 wins 3DeepSeek-V3.2-Exp wins 15

Of the 18 results both models have, the better value on each. Results whose reported ranges overlap are too close to call.

Results as of 9 October 2026 (catalogue release 2026-10-09-dd620e778ac5). See also Alibaba vs DeepSeek, every model from both labs.

Qwen3-4B-Instruct-2507 or DeepSeek-V3.2-Exp? The short answer

Pick DeepSeek-V3.2-Exp: it scores higher (Intelligence Index 16.6 against 6.7) at about the same price.

  • DeepSeek-V3.2-Exp scores higher on the Artificial Analysis Intelligence Index: 16.6 against 6.7.
  • DeepSeek-V3.2-Exp is newer: released 29 Sep 2025, against 6 Aug 2025 for Qwen3-4B-Instruct-2507.
  • On third-party benchmarks, on the results both models have: DeepSeek-V3.2-Exp does better for agents and tool use, reasoning and knowledge and writing.

Head to head

6.7
Intelligence Index
16.6

Every fact side by side

Qwen3-4B-Instruct-2507DeepSeek-V3.2-Exp
Price per million tokensNot on sale$0.27 in · $0.41 out
Blended (3 in : 1 out)–$0.30
Cheapest host, blended––
Intelligence Index6.716.6
Spring Prompt overall––
Output speed, tokens a second––
Context window–163,840 tokens
Released6 Aug 202529 Sep 2025 (newer)
WeightsClosedOpen
Developer based inChinaChina

Prices are the developer's list price where we have read it, otherwise the typical host on OpenRouter; see every model's price. Intelligence and speed from Artificial Analysis.

Which is better for what

Each model's rank among the models on sale today, for each kind of work, from our own benchmarks and licensed sources. Further right is better; the better rank is in green.

Agents and tool useMulti-step tasks with tools: support desks, coding agents, function calls 97 of 165 72 of 164
Reasoning and knowledgeHard questions across science, maths and general knowledge 172 of 199 106 of 198
WritingWhat people prefer in blind comparisons, and judged writing quality 149 of 189 71 of 188
Sticking to the factsSummarising without inventing things, and factual answers not measured 40 of 152

Every shared result

Each model's best result on every measure both have, grouped by benchmark, with the setting that produced it. Under each measure, every model that benchmark has measured is a grey tick, best to the right, so you can see where the two sit in the field. The headline measures of each benchmark come first; the rest are under "Show all". Green marks the better value; where a source reports ranges that overlap, neither is marked.

MeasureQwen3-4B-Instruct-2507DeepSeek-V3.2-Exp
Artificial Analysis reported by Artificial Analysis · 3 results
Artificial Analysis Intelligence Indexindex score, higher is better 222 · 119 of 243 measured 6.7 16.6thinking reasoning
GPQA Diamond% of questions, higher is better 198 · 110 of 231 measured 51.7% 79.7%thinking reasoning
Humanity's Last Exam% of questions, higher is better 202 · 126 of 242 measured 4.5% 14.9%thinking reasoning
Berkeley Function Calling Leaderboard (BFCL) V4 reported by Berkeley Function Calling Leaderboard (BFCL) V4 · 3 results
Overall accuracy · BFCL% correct, higher is better 40 · 12 of 81 measured 35.7%bfcl fc 56.7%thinking reasoning, bfcl prompt
Irrelevance detection · BFCL% correct, higher is better 30 · 8 of 81 measured 84.9%bfcl fc 93.2%bfcl fc
Memory · BFCL% correct, higher is better 26 · 7 of 81 measured 23.9%bfcl prompt 54.2%bfcl fc
UGI Leaderboard reported by UGI Leaderboard · 3 results
Writing score · UGIscore out of 100, higher is better 154 · 64 of 230 measured 29.9 54.0thinking reasoning
Requested-length error · UGI% off the requested word count, lower is better 25 · 147 of 230 measured 8.0% 25.0%thinking reasoning
Style adherence · UGIscore from 0 to 1, higher is better 117 · 113 of 230 measured 0.35 0.35no reasoning
Show all 18 results (9 more)
MeasureQwen3-4B-Instruct-2507DeepSeek-V3.2-Exp
Artificial Analysis reported by Artificial Analysis · 4 results
IFBench% of instructions, higher is better 164 · 93 of 195 measured 33.5% 54.2%thinking reasoning
Long-context reasoning (AA-LCR)% of questions, higher is better 214 · 96 of 233 measured 11.3% 72.3%thinking reasoning
Terminal-Bench Hard% of tasks, higher is better 156 · 65 of 190 measured 4.5% 31.1%thinking reasoning
τ²-bench telecom% of tasks, higher is better 146 · 126 of 193 measured 26.6% 33.9%no reasoning
Berkeley Function Calling Leaderboard (BFCL) V4 reported by Berkeley Function Calling Leaderboard (BFCL) V4 · 5 results
Multi-turn tasks · BFCL% correct, higher is better 40 · 21 of 81 measured 22.1%bfcl fc 44.9%thinking reasoning, bfcl prompt
Relevance detection · BFCL% correct, higher is better 26 · 8 of 81 measured 87.5%bfcl fc 93.8%thinking reasoning, bfcl prompt
Single-turn calls (curated) · BFCL% correct, higher is better 21 · 33 of 81 measured 87.9%bfcl fc 85.5%thinking reasoning, bfcl prompt
Single-turn calls (user-contributed) · BFCL% correct, higher is better 28 · 29 of 81 measured 76.4%bfcl fc 76.0%thinking reasoning, bfcl prompt
Web search · BFCL% correct, higher is better 44 · 14 of 81 measured 4.5%bfcl prompt 69.5%bfcl fc

Quick answers

Is Qwen3-4B-Instruct-2507 better than DeepSeek-V3.2-Exp?

Pick DeepSeek-V3.2-Exp: it scores higher (Intelligence Index 16.6 against 6.7) at about the same price.

Which is better for agents and tool use, Qwen3-4B-Instruct-2507 or DeepSeek-V3.2-Exp?

DeepSeek-V3.2-Exp ranks 72 of 165 models on sale for multi-step tasks with tools: support desks, coding agents, function calls, against 97 for Qwen3-4B-Instruct-2507.

Which is better for reasoning and knowledge, Qwen3-4B-Instruct-2507 or DeepSeek-V3.2-Exp?

DeepSeek-V3.2-Exp ranks 106 of 199 models on sale for hard questions across science, maths and general knowledge, against 172 for Qwen3-4B-Instruct-2507.

Which is better for writing, Qwen3-4B-Instruct-2507 or DeepSeek-V3.2-Exp?

DeepSeek-V3.2-Exp ranks 71 of 189 models on sale for what people prefer in blind comparisons, and judged writing quality, against 149 for Qwen3-4B-Instruct-2507.

Run Qwen3-4B-Instruct-2507 and DeepSeek-V3.2-Exp on your own prompt

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