DeepSeek V2.5 (Revised) and Gemini 1.0 Ultra don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Gemini 1.0 Ultra shipped 297 days before DeepSeek V2.5 (Revised), so benchmark comparisons should account for the intervening progress.

DeepSeek V2.5 (Revised) is open weight, while Gemini 1.0 Ultra is proprietary.

Direct benchmark comparisons are unavailable — DeepSeek V2.5 (Revised) and Gemini 1.0 Ultra don't publish scores on any of the same benchmarks.