Gemini 3.5 Flash vs Phi 4 Reasoning
Google vs Microsoft — benchmarks, pricing, and capabilities side by side.
- •Gemini 3.5 Flash has the higher intelligence index (92.2 vs 66.4)
| Gemini 3.5 Flash | Phi 4 Reasoning | |
|---|---|---|
| Intelligence index | 92.2 | 66.4 |
| Developer | Microsoft | |
| Type | Multimodal | LLM |
| Access | API only | Open weights |
| Context window | 1,048,576 tokens | — |
| Input price | $1.50 / 1M | — |
| Output price | $9.00 / 1M | — |
| Speed | 221 tok/s | — |
| Released | May 19, 2026 | April 30, 2025 |
| Parameters | — | 14000000000 |
| Input modalities | Text, Image, Audio, Video | — |
| Output modalities | Text | — |
Shared benchmarks
Gemini 3.5 Flash
Phi 4 Reasoning
GPQA Diamond
92.2
65.8