DeepSeek: DeepSeek V4 Flash 0731 vs Google: Gemini 3.1 Pro Preview
DeepSeek: DeepSeek V4 Flash 0731deepseek/deepseek-v4-flash-0731VS
Google: Gemini 3.1 Pro Previewgoogle/gemini-3.1-pro-previewDeepSeek: DeepSeek V4 Flash 0731 wins on more metrics (4 of 6), but the right pick depends on what you optimize for — see the breakdown below.
| Metric | DeepSeek: DeepSeek V4 Flash 0731 | Google: Gemini 3.1 Pro Preview |
|---|---|---|
| Intelligence Index | 49.9✓ | 46.5 |
| Coding Index | 69.1✓ | 68.8 |
| GPQA Diamond | 91% | 94%✓ |
| Design Arena Elo | 1246 | 1334✓ |
| Speed (tokens/sec) | — | — |
| Latency | — | — |
| Input price /M | $0.140✓ | $2.00 |
| Output price /M | $0.280✓ | $12.00 |
| Context window | 1.0M | 1.0M |
| Capabilities | ReasoningToolsJSON | ReasoningToolsJSONVisionAudio |
Frequently asked
Is DeepSeek: DeepSeek V4 Flash 0731 better than Google: Gemini 3.1 Pro Preview?
DeepSeek: DeepSeek V4 Flash 0731 wins on more metrics (4 of 6), but the right pick depends on what you optimize for — see the breakdown below.
What are the biggest differences between DeepSeek: DeepSeek V4 Flash 0731 and Google: Gemini 3.1 Pro Preview?
The table on this page compares DeepSeek: DeepSeek V4 Flash 0731 and Google: Gemini 3.1 Pro Preview metric by metric — intelligence benchmarks, coding score, speed, latency, context window and per-token price — with the winner marked on each row. Data refreshes hourly.