Qwen 3.6 Plus vs DeepSeek Reasoner (R1)

Performance benchmarks + pricing comparison — updated April 2026

Qwen 3.6 Plus

Qwen

Qwen's latest general-purpose model. Competitive with Claude Sonnet pricing.

Input$3.00/M
Output$15.00/M
Context128K tokens
Best ForChinese/English bilingual coding, general tasks
Benchmark72/100

DeepSeek Reasoner (R1)

DeepSeek

DeepSeek's reasoning model. Comparable to OpenAI's o1 but at much lower cost.

Input$0.550/M
Output$2.19/M
Context128K tokens
Best ForComplex reasoning, math, advanced coding
Benchmark72/100

Benchmark Performance Comparison

Third-party benchmark scores — higher is better. Data sourced from SWE-bench, LiveCodeBench, HumanEval, and BigCodeBench.

BenchmarkQwen 3.6 PlusDeepSeek Reasoner (R1)Leader
Overall Score 72 72 Qwen3 6 Plus leads by 0pts
SWE-bench Verified 66 68 DeepSeek Reasoner (R1) leads by 2pts
LiveCodeBench 74 76 DeepSeek Reasoner (R1) leads by 2pts
HumanEval 88 90 DeepSeek Reasoner (R1) leads by 2pts
BigCodeBench 58 56 Qwen3 6 Plus leads by 2pts

Cost Comparison by Scenario

Estimated cost per project with 30% cache hit rate. Actual costs may vary based on usage patterns.

ScenarioQwen 3.6 PlusDeepSeek Reasoner (R1)Savings
Small Script (1K lines) $0.62 $0.08 DeepSeek Reasoner (R1) saves $0.53 (86%)
Medium Feature (10K lines) $4.66 $0.63 DeepSeek Reasoner (R1) saves $4.03 (86%)
Large Project (50K lines) $23.29 $3.15 DeepSeek Reasoner (R1) saves $20.14 (86%)
Code Review (5K lines) $1.20 $0.15 DeepSeek Reasoner (R1) saves $1.05 (87%)

Value Analysis (Price per Benchmark Score Point)

Lower is better — how much you pay for each point of benchmark performance.

ModelOverall ScorePrice per Score PointVerdict
Qwen 3.6 Plus 72 $0.011/pt Higher cost per point
DeepSeek Reasoner (R1) 72 $0.008/pt Better value

DeepSeek Reasoner (R1) delivers the best value at $0.008 per score point.

Strengths & Weaknesses

Qwen 3.6 Plus

  • + Latest Qwen architecture
  • + Strong performance
  • - Newer model

DeepSeek Reasoner (R1)

  • + Strong reasoning chain
  • + Good value
  • - Slow on simple tasks

Verdict

DeepSeek Reasoner (R1) is cheaper at $0.550/M, but Qwen 3.6 Plus scores higher on benchmarks (72 vs 72).

Choose DeepSeek Reasoner (R1) for cost-sensitive projects, Qwen 3.6 Plus when performance matters most.

Compare with Other Models