Pairwise benchmark snapshot · Aug 1, 2026
In this head-to-head showdown, DeepSeek Coder V2 delivers higher overall intelligence and human-preferred responses (Elo 1,365 vs 1,350), while Gemini 2.5 Pro leads in SWE-bench software engineering benchmarks (63.8%), while DeepSeek Coder V2 is more budget-friendly at $0.28/1M per 1M output tokens, while Gemini 2.5 Pro provides faster response streaming (95 tok/s). Review the complete breakdown below to determine which model best fits your performance and budget requirements.
9 direct benchmark disciplines evaluated across capability, speed, and cost
DeepSeek open-weight Mixture-of-Experts coding model supporting 338 programming languages and 128k context.
Δ 15 Arena Elo pts
95 tok/s
$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 Coder V2 | Gemini 2.5 Pro | Advantage Delta |
|---|---|---|---|
| Preference Elo | +15 | ||
| Coding Elo | — | — | |
| LiveBench | +1.5% | ||
| SWE-bench | +3.3% | ||
| GPQA Diamond | +6.2% | ||
| Time to first token | +80 ms | ||
| Output speed | 75 tok/s | 95 tok/s | +20 tok/s |
| Input price | $0.14/1M | $1.25/1M | +$1.11/1M |
| Output price | $0.28/1M | +$4.72/1M | |
| Context window | +1.9M |
Simulate monthly production API costs in USD (US Dollar).
DeepSeek Coder V2 is estimated to save $109.65/month ($1,316/year).
Higher SWE-bench (63.8%).
Lower output list price ($0.28/1M).
Lower TTFT (210 ms).
Larger window (2M).
Gemini 2.5 Pro is the side marked multimodal in the catalog.
| Target Workload | Recommended Pick | Evaluation Rationale |
|---|---|---|
| Repo / coding agents | Gemini 2.5 Pro | Higher SWE-bench (63.8%). |
| High-volume chat | DeepSeek Coder V2 | Lower output list price ($0.28/1M). |
| Voice / low-latency UI | Gemini 2.5 Pro | Lower TTFT (210 ms). |
| Long-document RAG | Gemini 2.5 Pro | Larger window (2M). |
| Screenshots / vision | Gemini 2.5 Pro | Gemini 2.5 Pro is the side marked multimodal in the catalog. |
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