Thermador DWHD660EFM Reviews & Ratings by Customers and Consumer Reports

Designed for homeowners who want a quiet, design-forward built-in dishwasher that can keep pace with frequent entertaining and daily family loads, the Thermador DWHD660EFM (DWHD660EFM) targets the premium-kitchen user who values consistent cleaning performance and refined fit-and-finish over flashy gimmicks. As an appliance specialist, I view this model as a strong choice for modern kitchens where open-concept layouts make noise control and seamless integration especially important—whether you’re outfitting a condo in Toronto or a larger home elsewhere in Canada. In day-to-day use, the standout advantage is how composed this dishwasher feels. The wash system is engineered to handle mixed loads—glasses up top, heavier cookware below—without demanding excessive pre-rinsing when the machine is loaded thoughtfully. Cycles and options are laid out in a way that experienced users will appreciate: straightforward selections, predictable results, and minimal “trial-and-error” to find the right program for typical soils. For households that run multiple loads per week, that consistency matters more than novelty features. Noise performance is a key real-world benefit in this class. The Thermador DWHD660EFM is built to operate at a low sound level typical of premium dishwashers, which translates to fewer interruptions during dinner, remote work, or late-evening runs. Build quality also aligns with what buyers expect from Thermador: solid door action, durable racks and rails, and a generally robust interior that’s intended to hold up under years of heat, detergent exposure, and repeated loading. Efficiency is another practical strength. Like most modern premium dishwashers, it’s designed to clean effectively while managing water and energy use sensibly, particularly on everyday cycles. That said, consumers should remember that the most efficient cycles often run longer; buyers who prioritize speed over resource efficiency may find the longer cycle times less convenient. Limitations are typical for the category rather than deal-breakers. This model may not suit users who want ultra-simple, minimal-loading decisions (for example, those who frequently stack oversized items without planning), since premium machines tend to reward proper rack use. Also, if you rely heavily on short cycles for lightly soiled dishes, results can vary across all dishwashers—this unit performs best when cycle choice matches soil level. Verdict: Thermador DWHD660EFM (DWHD660EFM) is best for buyers seeking a quiet, well-built, premium integrated dishwasher with dependable cleaning and a refined user experience. Those who want the fastest possible cycles or a more forgiving “load anything anywhere” approach may want to consider alternatives within the broader 24-inch category.