If you hate waiting for the pitcher to drip, a faucet-mounted filter is your speed demon. These usually run between $30 and $70 for the unit, with replacement cartridges costing around $20 to $40 a year.
You twist it on, flip a switch, and boom—filtered water on demand. It’s not glamorous, but it is incredibly efficient. Think of it as the sensible car that always gets you there.
