DeepSeek Reasoner (R1) vs Qwen 2.5 72B

Performance benchmarks + pricing comparison — updated April 2026

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

Qwen 2.5 72B

Qwen

Qwen's open-weight 72B model. Strong Chinese and English performance at competitive pricing.

Input$0.400/M
Output$0.800/M
Context128K tokens
Best ForChinese-English applications, code generation, open-source preference

Cost Comparison by Scenario

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

ScenarioDeepSeek Reasoner (R1)Qwen 2.5 72BSavings
Small Script (1K lines) $0.08 $0.04 Qwen 2.5 72B saves $0.05 (55%)
Medium Feature (10K lines) $0.63 $0.30 Qwen 2.5 72B saves $0.33 (52%)
Large Project (50K lines) $3.15 $1.50 Qwen 2.5 72B saves $1.65 (52%)
Code Review (5K lines) $0.15 $0.09 Qwen 2.5 72B saves $0.06 (40%)

Verdict

Qwen 2.5 72B wins on both price and performance — $0.400/M input with a benchmark score of N/A/100.

For most developers, this is the clear choice between these two models.

Compare with Other Models