laptop purchases. how do u check laptop thermals before purchase?

i can see the overall performance by CPU/GPU/RAM but I know that laptops thermals are crazy important

Apple’s Newest 15-Inch M2 MacBook Air Does Not Feature Any Cooling Fan, Relies On Inefficient Heat Spreader Like The 13-Inch Model.

I’m not looking to game on a mac, but I see this laptop is super throttled due to heat

You can eyeball thermals as well and look at reviews if the laptop’s a popular laptop. But ultimately, it can be hard to tell for other laptops. You can try getting a laptop cooler as well.