Do bigger air conditioning units perform better?

Sometimes. It's crucial to get an air conditioner that fits your house correctly. A larger air conditioner will chill your home more quickly, but it will also be less effective and less effective at removing humidity. There will be short cycles in it. Although it cools the air rapidly, it will need to pump more air across the interior coil to drain water from your system before it turns off. As a result, too much moisture will be in the air, which may cause mold and mildew to grow within your house.