ChatGPT 5.2-Thinking Extended vs. Gemini 3 Pro, which is better for non-coding, non-math tasks?

Sample tasks

1. Giving psych, counselling, or life-coaching advice

2. Diagnosing medical conditions and prescribing meds and how to take them

3. Finding the best products from a specific online store

4. "Objectively" rating/ranking things

5. Following general writing instructions like summarizing an article that can easily be read by a middle schooler, or constructing a table with certain specs to summarize info from an article

These are just sample non-coding, non-math tasks. Your response need not be limited to these.