Updated March 25, 2026· Based on independent benchmark data
OpenAI: GPT-5.2 Chat leads in intelligence with a score of 51.3 vs 48.4. For speed, Google: Nano Banana Pro (Gemini 3 Pro Image Preview) wins at 119 tok/s vs 69 tok/s.
| Metric | OpenAI: GPT-5.2 Chat | Google: Nano Banana Pro (Gemini 3 Pro Image Preview) |
|---|---|---|
| Intelligence Score | 51.3 | 48.4 |
| Coding Score | 48.7 | 46.5 |
| Math Score | 99.0 | 95.7 |
| Speed (tok/s) | 69 tok/s | 119 tok/s |
| Latency (TTFT) | 72.74s | 21.66s |
| Input Price / 1M tokens | $1.75 | $2.00 |
| Output Price / 1M tokens | $14 | $12 |
| Context Window |
OpenAI: GPT-5.2 Chat outperforms Google: Nano Banana Pro (Gemini 3 Pro Image Preview) on the Artificial Analysis intelligence index with a score of 51.3 compared to 48.4. For coding tasks, OpenAI: GPT-5.2 Chat has the edge with a coding score of 48.7 vs 46.5. In mathematical reasoning, OpenAI: GPT-5.2 Chat leads with 99.0 compared to Google: Nano Banana Pro (Gemini 3 Pro Image Preview)'s 95.7.
Google: Nano Banana Pro (Gemini 3 Pro Image Preview) generates output significantly faster at 119 tok/s compared to OpenAI: GPT-5.2 Chat's 69 tok/s, making it 1.7x faster for streaming responses. Time to first token is 21.66s for Google: Nano Banana Pro (Gemini 3 Pro Image Preview) vs 72.74s for OpenAI: GPT-5.2 Chat, which affects perceived responsiveness in interactive applications.
OpenAI: GPT-5.2 Chat is more affordable at $1.75/1M input tokens ($14/1M output), while Google: Nano Banana Pro (Gemini 3 Pro Image Preview) costs $2.00/1M input ($12/1M output). For a typical workload of 100 requests per day at 2,000 tokens each, OpenAI: GPT-5.2 Chat would cost approximately $10.50/month vs $12.00/month for Google: Nano Banana Pro (Gemini 3 Pro Image Preview) in input costs alone.
OpenAI: GPT-5.2 Chat offers a larger context window at 128K tokens compared to Google: Nano Banana Pro (Gemini 3 Pro Image Preview)'s 66K. For output length, Google: Nano Banana Pro (Gemini 3 Pro Image Preview) can generate up to 33K tokens per response vs 16K for OpenAI: GPT-5.2 Chat.
Choose OpenAI: GPT-5.2 Chat when you need higher intelligence (51.3), stronger coding performance (48.7). Choose Google: Nano Banana Pro (Gemini 3 Pro Image Preview) when you need faster output (119 tok/s).
OpenAI: GPT-5.2 Chat scores higher on coding benchmarks (48.7 vs 46.5), making it the better choice for programming tasks.
OpenAI: GPT-5.2 Chat is cheaper at $1.75/1M input tokens vs $2.00/1M for Google: Nano Banana Pro (Gemini 3 Pro Image Preview).
Google: Nano Banana Pro (Gemini 3 Pro Image Preview) is faster, producing output at 119 tok/s compared to OpenAI: GPT-5.2 Chat's 69 tok/s.
Yes, OpenAI: GPT-5.2 Chat supports image input. Google: Nano Banana Pro (Gemini 3 Pro Image Preview) also supports images.
Benchmark data by Artificial Analysis
Data last synced: March 25, 2026
| 128K |
| 66K |
| Max Output Tokens | 16K | 33K |
| Input Modalities | File + Image + Text | Image + Text |
| Output Modalities | Text | Image + Text |
| Free Tier | No | No |
OpenAI: GPT-5.2 Chat has a larger context window at 128K compared to Google: Nano Banana Pro (Gemini 3 Pro Image Preview)'s 66K.
It depends on your priorities. OpenAI: GPT-5.2 Chat scores higher on intelligence (51.3), but Google: Nano Banana Pro (Gemini 3 Pro Image Preview) may be better for specific use cases like budget-conscious projects or speed-critical applications.