Costco offers a curated selection of high-quality dishwashers from top brands, often at competitive prices. Choosing the right dishwasher from Costco means you can get premium features, reliability, and durability without overspending. In 2025, Costco carries models that cater to different household sizes, preferences for quiet operation, smart features, and specialized cleaning cycles. Whether you want ultra-quiet performance, advanced drying systems, or smart technology integration, there is a dishwasher for every kitchen.
Quick Picks
- Best Overall: Bosch 800 Series SHX78CC5UC – Ultra-quiet, CrystalDry™, flexible third rack, and precision sensors for perfect cleaning.
- Best Smart Dishwasher: Samsung 42 dBA Top Control Smart Dishwasher – AutoRelease™ door, smart drying, StormWash™ plus, and Wi-Fi connectivity.
- Best Budget-Friendly Option: Whirlpool WDT970SAKZ – Reliable, quiet, with 3rd rack and fingerprint-resistant finish.
Buyer’s Guide: Choosing a Dishwasher from Costco
- Noise Level: Look for models with 39–47 dBA for quiet operation in open-plan kitchens.
- Capacity: Choose dishwashers with 12–16 place settings depending on household size.
- Drying Technology: Features like CrystalDry™ or ProDry ensure glassware and plastics come out spotless.
- Flexible Racks & Third Rack: Adjustable tines, foldable racks, and a third level provide space for utensils, mugs, and small items.
- Energy Efficiency: ENERGY STAR® certified models save water and electricity.
- Smart Features: Wi-Fi connectivity, remote monitoring, and app control enhance convenience.
- Warranty & Service: Costco often includes extended warranty and delivery/installation for added value.
- Durability: Stainless steel tubs resist staining and rust, essential for long-term performance.
Full Product Reviews
Bosch 800 Series SHX78CC5UC
- Who it’s for: Homeowners who want ultra-quiet operation, advanced drying, and perfect cleaning for delicate glassware.
- Key Benefits:
- CrystalDry™ technology ensures plastic and glassware dry completely
- Ultra-quiet 42 dBA operation prevents disturbances in the kitchen
- Flexible third rack for utensils and small items
- PrecisionWash sensors optimize water coverage and cleaning performance
- Stainless steel tub resists rust and staining
- Pros: Ultra-quiet, efficient, premium build, perfect for delicate dishes.
- Cons: Premium price point compared to entry-level models.
- Final Verdict: Best overall Costco dishwasher for performance and reliability. View Price
Samsung 42 dBA Top Control Smart Dishwasher
- Who it’s for: Buyers who want smart connectivity, advanced cycles, and automatic drying for modern kitchens.
- Key Benefits:
- AutoRelease™ door opens to circulate air and improve drying
- StormWash™ Plus removes tough, baked-on food
- Smart Dry ensures optimal drying performance
- Wi-Fi connectivity allows remote monitoring and control
- 42 dBA quiet operation
- Pros: Smart features, effective cleaning, quiet, convenient drying.
- Cons: Higher price than basic models; some users may not need Wi-Fi features.
- Final Verdict: Best smart dishwasher from Costco. View Price
Whirlpool WDT970SAKZ
- Who it’s for: Budget-conscious buyers who want reliable cleaning and easy maintenance without premium cost.
- Key Benefits:
- 3rd rack for extra utensils and small items
- Sensor cycle adjusts settings based on soil level
- Fingerprint-resistant stainless steel keeps the exterior clean
- Quiet operation at 47 dBA
- Energy-efficient for daily household use
- Pros: Affordable, reliable, easy to use, includes third rack.
- Cons: Slightly louder than premium models; fewer advanced features.
- Final Verdict: Best budget-friendly Costco dishwasher. View Price
Comparison Table
| Model | Place Settings | Noise (dBA) | Key Features | Price |
|---|---|---|---|---|
| Bosch 800 Series SHX78CC5UC | 16 | 42 | CrystalDry™, AutoAir, Third rack, PrecisionWash | ≈$949 |
| Samsung 42 dBA Top Control Smart | 16 | 42 | AutoRelease™, StormWash™, Wi-Fi, Smart Dry | ≈$799 |
| Whirlpool WDT970SAKZ | 16 | 47 | 3rd rack, Sensor cycle, Fingerprint-resistant | ≈$599 |
FAQ
- Does Costco offer installation?
Yes, most dishwashers purchased from Costco include free delivery and basic installation. - Are these dishwashers quiet enough for open-plan kitchens?
Bosch 800 Series and Samsung operate at 42 dBA, suitable for open-plan layouts; Whirlpool is slightly louder at 47 dBA. - Do they include flexible racks?
Yes, all three models have adjustable racks and third racks for extra utensils or stemware. - Are these energy-efficient?
Yes, all models are ENERGY STAR® certified, saving water and electricity. - Which is best for delicate items like wine glasses?
Bosch 800 Series and KitchenAid (if available at Costco) are ideal due to gentle wash cycles and flexible third racks.
Conclusion & Call to Action
Costco offers a range of high-quality dishwashers for every budget. Bosch 800 Series is the best overall with advanced features and ultra-quiet operation, Samsung offers smart connectivity and flexible drying, and Whirlpool WDT970SAKZ provides a reliable, budget-friendly option. All three deliver excellent value, durability, and cleaning performance.
Ready to upgrade your kitchen with a reliable dishwasher from Costco? Click the links above to view prices and select the perfect model for your home today!