Pairwise benchmark snapshot · Aug 17, 2026
In this head-to-head showdown, DeepSeek V4 Flash delivers higher overall intelligence and human-preferred responses (Elo 1,490 vs 1,425), while DeepSeek V4 Flash leads in SWE-bench software engineering benchmarks (71.2%), while DeepSeek V4 Flash is more budget-friendly at $0.28/1M per 1M output tokens. Review the complete breakdown below to determine which model best fits your performance and budget requirements.
7 direct benchmark disciplines evaluated across capability, speed, and cost
DeepSeek Jul 31 2026 price-performance SKU. Public listings put it near $0.14/$0.28 per 1M tokens.
Auto-discovered from OpenRouter (qwen/qwen-2.5-coder-32b-instruct). Preview until a second source matches.
Currently comparing DeepSeek V4 Flash vs Qwen2.5 Coder 32B Instruct. Alternative family tiers available.
Δ 65 Arena Elo pts
No latency data
$0.28 / 1M output
Relative percentile scores computed across all active models in the benchmark catalog.
Comparing top Western standard models with China's leading frontier rival across 6 skill dimensions. Tap any spoke or dot to inspect.
Category wins across reasoning intelligence, generation speed, and token cost.
Preference Elo, Coding proficiency, SWE-bench & LiveBench accuracy
Generation throughput and time to first token responsiveness
Cost per million tokens and max context window length
| Benchmark | DeepSeek V4 Flash | Qwen2.5 Coder 32B Instruct | Advantage Delta |
|---|---|---|---|
| Preference Elo | +65 | ||
| Coding Elo | +21 | ||
| LiveBench | +3% | ||
| SWE-bench | +6% | ||
| GPQA Diamond | — | — | |
| Time to first token | — | — | |
| Output speed | 142 tok/s | — | — |
| Input price | $0.14/1M | $0.66/1M | +$0.52/1M |
| Output price | $0.28/1M | +$0.72/1M | |
| Context window | +1.3M |
Simulate monthly production API costs in USD (US Dollar).
DeepSeek V4 Flash is estimated to save $29.00/month ($348/year).
Higher SWE-bench (71.2%).
Lower output list price ($0.28/1M).
Need TTFT on both sides.
Larger window (1.3M).
Qwen2.5 Coder 32B Instruct is the side marked multimodal in the catalog.
| Target Workload | Recommended Pick | Evaluation Rationale |
|---|---|---|
| Repo / coding agents | DeepSeek V4 Flash | Higher SWE-bench (71.2%). |
| High-volume chat | DeepSeek V4 Flash | Lower output list price ($0.28/1M). |
| Voice / low-latency UI | insufficient data | Need TTFT on both sides. |
| Long-document RAG | DeepSeek V4 Flash | Larger window (1.3M). |
| Screenshots / vision | Qwen2.5 Coder 32B Instruct | Qwen2.5 Coder 32B Instruct is the side marked multimodal in the catalog. |
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