Quiet enough to forget it's running and thorough enough to handle daily loads, but condensation drying leaves plastics and cup bottoms wet every single time. The rack tines sit too close together for thick stoneware or oversized plates, and a handful of pump failures just after the warranty expires. If you're willing to towel off stragglers and your dishes are standard-sized, it's a sensible buy at half the cost of premium models. If bone-dry results matter or you own chunky dinnerware, the daily annoyance will wear you down.
Bosch's 500 Series nails the two things that matter most: it's whisper-quiet and cleans without fuss. Owners running two loads a day report eight-plus years of reliable service, which is rare in an era when Whirlpool and KitchenAid pumps fail at year three. Plastics stay damp unless you crack the door or use the auto-air feature, and the racks feel cheaper than the price suggests; a few pumps have died just past warranty, requiring $300-400 fixes, though it's not epidemic. If you value silence and solid cleaning over bone-dry dishes, this is the sweet spot; if you need everything dry or want racks that feel premium, spend more for the 800 or look at Miele.