DeepSeek R1 vs DeepSeek V4 Flash
Both models are evenly matched
Arena ELO
DeepSeek R1
Cheaper
DeepSeek V4 Flash
Faster
DeepSeek R1
Detailed Comparison
| Category | DeepSeek R1 | DeepSeek V4 Flash |
|---|---|---|
| Provider | DeepSeek | DeepSeek |
| Context Window | 128K | 128K |
| Input Price ($/1M) | $0.55 | $0.14 WIN |
| Output Price ($/1M) | $2.19 | $0.28 WIN |
| Arena ELO | 1368 WIN | N/A |
| Coding | unknown | N/A |
| Reasoning | #1 Math & Coding Arena | N/A |
| Speed (tokens/sec) | ~45 t/s WIN | N/A |
| Open Source | Yes | Yes |
Frequently Asked Questions
Which is cheaper, DeepSeek R1 or DeepSeek V4 Flash?
DeepSeek V4 Flash is approximately 85% cheaper than DeepSeek R1 per million tokens.
Which is better for coding, DeepSeek R1 or DeepSeek V4 Flash?
DeepSeek R1 scores unknown on coding benchmarks, while DeepSeek V4 Flash scores N/A.
Which has a larger context window?
DeepSeek R1 supports 128K context, while DeepSeek V4 Flash supports 128K.
Is DeepSeek R1 or DeepSeek V4 Flash open source?
DeepSeek R1 is open source. DeepSeek V4 Flash is open source.
Related Articles
More Comparisons
DeepSeek R1 vs Claude Opus 4.5DeepSeek R1 vs Llama 4 ScoutDeepSeek R1 vs Claude Sonnet 4.6DeepSeek R1 vs Claude Haiku 4.5DeepSeek R1 vs GLM-5.2DeepSeek R1 vs Qwen 3.6DeepSeek R1 vs GPT-4oDeepSeek R1 vs Claude Opus 4.6DeepSeek V4 Flash vs Claude Opus 4.5DeepSeek V4 Flash vs Llama 4 ScoutDeepSeek V4 Flash vs Claude Sonnet 4.6DeepSeek V4 Flash vs Claude Haiku 4.5DeepSeek V4 Flash vs GLM-5.2DeepSeek V4 Flash vs Qwen 3.6DeepSeek V4 Flash vs GPT-4oDeepSeek V4 Flash vs Claude Opus 4.6