DeepSeek V3.1 and Bard don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Bard shipped 884 days before DeepSeek V3.1, so benchmark comparisons should account for the intervening progress.

DeepSeek V3.1 is open weight, while Bard is proprietary.

Direct benchmark comparisons are unavailable — DeepSeek V3.1 and Bard don't publish scores on any of the same benchmarks.