I Ran the Fluval 207 and 307 Side by Side for 6 Months. Here’s What I’d Actually Buy.
After 6 months of testing, the $30 price gap didn’t matter. What surprised me was how the 207’s flow dropped 39% while the 307 held strong.
aquarium-filter-noise-comparison
I Measured 7 Filters at 3 AM to Find One That Wouldn’t Wake Me Up
My AquaClear 50 woke me up at 3 AM, so I tested 7 filters with a decibel meter. The Fluval C2 surprised me most, but one fix costs nothing.