Updated March 26, 2026· Based on independent benchmark data
Gemini 3.1 Pro Preview and GPT-5.4 (xhigh) are virtually tied on intelligence (57.2 vs 57.2). For speed, Gemini 3.1 Pro Preview wins at 113 tok/s vs 77 tok/s.
| Metric | Gemini 3.1 Pro Preview | GPT-5.4 (xhigh) |
|---|---|---|
| Intelligence Score | 57.2 | 57.2 |
| Coding Score | 55.5 | 57.3 |
| Math Score | N/A | N/A |
| Speed (tok/s) | 113 tok/s | 77 tok/s |
| Latency (TTFT) | 23.84s | 181.82s |
| Input Price / 1M tokens | $2.00 | $2.50 |
| Output Price / 1M tokens | $12 | $15 |
| Context Window | 1.0M |
Gemini 3.1 Pro Preview and GPT-5.4 (xhigh) perform similarly on overall intelligence, scoring 57.2 and 57.2 respectively. Their coding capabilities are closely matched (55.5 vs 57.3).
Gemini 3.1 Pro Preview generates output significantly faster at 113 tok/s compared to GPT-5.4 (xhigh)'s 77 tok/s, making it 1.5x faster for streaming responses. Time to first token is 23.84s for Gemini 3.1 Pro Preview vs 181.82s for GPT-5.4 (xhigh), which affects perceived responsiveness in interactive applications.
Gemini 3.1 Pro Preview is more affordable at $2.00/1M input tokens ($12/1M output), while GPT-5.4 (xhigh) costs $2.50/1M input ($15/1M output). For a typical workload of 100 requests per day at 2,000 tokens each, Gemini 3.1 Pro Preview would cost approximately $12.00/month vs $15.00/month for GPT-5.4 (xhigh) in input costs alone.
Choose Gemini 3.1 Pro Preview when you need faster output (113 tok/s).
GPT-5.4 (xhigh) scores higher on coding benchmarks (57.3 vs 55.5), making it the better choice for programming tasks.
Gemini 3.1 Pro Preview is cheaper at $2.00/1M input tokens vs $2.50/1M for GPT-5.4 (xhigh).
Gemini 3.1 Pro Preview is faster, producing output at 113 tok/s compared to GPT-5.4 (xhigh)'s 77 tok/s.
Yes, Gemini 3.1 Pro Preview supports image input. GPT-5.4 (xhigh) does not support image input.
Data last synced: March 26, 2026
| N/A |
| Max Output Tokens | N/A | N/A |
| Input Modalities | Audio + File + Image + Text + Video | Text |
| Output Modalities | Text | Text |
| Free Tier | No | No |
Both models perform similarly on intelligence benchmarks. Choose based on specific needs: pricing, speed, context window, or provider ecosystem.