Originally Posted by OrangeAugust
It's weird, though, because the one in my 10 gallon is a 50 watt, which is what is recommended for that tank size, and the one in my 55 gallon is a 200 watt, which is also the recommended one for that tank size.
Yeah it doesn't really matter, if it's recommended or over, then it will heat more. If you had put a 25 watt in the 10 gallon then yeah, it'd probably be a little more accurate to what you set it on, but heaters are never accurate no matter why. Hence again, always important to have a thermometer