Updated March 26, 2026· Based on independent benchmark data
Gemini 3.1 Pro Preview leads in intelligence with a score of 57.2 vs 22.9. GPT-4.1 mini is 5.0x cheaper at $0.40/1M tokens vs $2.00/1M. For speed, Gemini 3.1 Pro Preview wins at 113 tok/s vs 70 tok/s.
| Metric | GPT-4.1 mini | Gemini 3.1 Pro Preview |
|---|---|---|
| Intelligence Score | 22.9 | 57.2 |
| Coding Score | 18.5 | 55.5 |
| Math Score | 46.3 | N/A |
| Speed (tok/s) | 70 tok/s | 113 tok/s |
| Latency (TTFT) | 0.54s | 23.84s |
| Input Price / 1M tokens | $0.40 | $2.00 |
| Output Price / 1M tokens | $1.60 | $12 |
| Context Window | 1.0M |
Gemini 3.1 Pro Preview outperforms GPT-4.1 mini on the intelligence index with a score of 57.2 compared to 22.9. For coding tasks, Gemini 3.1 Pro Preview has the edge with a coding score of 55.5 vs 18.5.
Gemini 3.1 Pro Preview generates output significantly faster at 113 tok/s compared to GPT-4.1 mini's 70 tok/s, making it 1.6x faster for streaming responses. Time to first token is 0.54s for GPT-4.1 mini vs 23.84s for Gemini 3.1 Pro Preview, which affects perceived responsiveness in interactive applications.
GPT-4.1 mini is more affordable at $0.40/1M input tokens ($1.60/1M output), while Gemini 3.1 Pro Preview costs $2.00/1M input ($12/1M output). That makes Gemini 3.1 Pro Preview 5.0x more expensive per token, which can add up significantly at scale. For a typical workload of 100 requests per day at 2,000 tokens each, GPT-4.1 mini would cost approximately $2.40/month vs $12.00/month for Gemini 3.1 Pro Preview in input costs alone.
Gemini 3.1 Pro Preview offers a larger context window at 1.0M tokens compared to GPT-4.1 mini's 1.0M.
Choose GPT-4.1 mini when you need lower cost. Choose Gemini 3.1 Pro Preview when you need higher intelligence (57.2), stronger coding performance (55.5), faster output (113 tok/s).
Gemini 3.1 Pro Preview scores higher on coding benchmarks (55.5 vs 18.5), making it the better choice for programming tasks.
GPT-4.1 mini is cheaper at $0.40/1M input tokens vs $2.00/1M for Gemini 3.1 Pro Preview.
Gemini 3.1 Pro Preview is faster, producing output at 113 tok/s compared to GPT-4.1 mini's 70 tok/s.
Yes, GPT-4.1 mini supports image input. Gemini 3.1 Pro Preview also supports images.
Data last synced: March 26, 2026
| 1.0M |
| Max Output Tokens | N/A | N/A |
| Input Modalities | Image + Text + File | Audio + File + Image + Text + Video |
| Output Modalities | Text | Text |
| Free Tier | No | No |
Gemini 3.1 Pro Preview has a larger context window at 1.0M compared to GPT-4.1 mini's 1.0M.
It depends on your priorities. Gemini 3.1 Pro Preview scores higher on intelligence (57.2), but GPT-4.1 mini may be better for specific use cases like budget-conscious projects or speed-critical applications.