Bosch 500 Series Dishwasher (shpm88z75n) vs KitchenAid 39 dBA Dishwasher (KDTM804KPS)

Bosch 500 Series Dishwasher wins — Bosch 500 Series wins — lower price, CrystalDry for plastics, and better long-term reliability

Scores: Bosch 500 Series Dishwasher (shpm88z75n) 9/10 · KitchenAid 39 dBA Dishwasher (KDTM804KPS) 8/10

Bosch 500 Series wins — lower price, CrystalDry for plastics, and better long-term reliability. KitchenAid is 5 dBA quieter but costs $150 more and has higher service rates. Unless absolute silence is your priority, Bosch is the smarter appliance purchase for most households.

Bosch 500 Series Dishwasher (shpm88z75n) lists at $999 while KitchenAid 39 dBA Dishwasher (KDTM804KPS) lists at $1,149 — Bosch 500 Series Dishwasher (shpm88z75n) undercuts KitchenAid 39 dBA Dishwasher (KDTM804KPS) by $150 (15%).

Spec-by-spec comparison

	Bosch 500 Series Dishwasher (shpm88z75n)	KitchenAid 39 dBA Dishwasher (KDTM804KPS)
noise	44 dBA	39 dBA
capacity	16 place settings	15 place settings
drying	CrystalDry with zeolite minerals	ProDry heated dry + fan assist
rack	MyWay third rack (full-width)	Third level rack standard
soil_sensor	Yes, auto-cycle adjustment	Yes
energy	Energy Star, 3.5 gallons per cycle	Energy Star, 3.3 gallons per cycle

Bosch 500 Series Dishwasher (shpm88z75n)

What works

CrystalDry zeolite technology dries plastics 20-25% better than Bosch's own heated dry — no hand-drying Tupperware
44 dBA is quiet enough to run mid-conversation without raising your voice
MyWay third rack holds spatulas, measuring cups, and serving spoons flat — 30% more usable space than standard third racks

What doesn't

No hard food disposer — large food particles must be rinsed before loading or they recirculate
Loading flexibility can be confusing; the lower rack tines configuration takes getting used to
At $999 it's $200 more than comparable KitchenAid — Bosch charges a brand premium

KitchenAid 39 dBA Dishwasher (KDTM804KPS)

What works

39 dBA is 5 dBA quieter than Bosch 500 Series — whisper-quiet, barely audible in adjacent room
Stainless steel interior with two spray arms delivers better wash performance on large pots and baking sheets
ProDry ProForce blower increases drying airflow — outperforms Bosch on tall glasses and angled plastics

What doesn't

15 place settings vs 16 — smaller interior on a wider footprint is a legitimate complaint
At $1149, costs $150 more than Bosch 500 Series with no clear wash-quality advantage
Whirlpool-owned brand has mixed long-term reliability data — service call rate above Bosch in J.D. Power

Bottom line

Our pick: Bosch 500 Series Dishwasher (shpm88z75n). It edges out the alternative on crystaldry zeolite technology dries plastics 20-25% better than bosch's own heated dry — no hand-drying tupperware. That said, KitchenAid 39 dBA Dishwasher (KDTM804KPS) still wins on 39 dba is 5 dba quieter than bosch 500 series — whisper-quiet, barely audible in adjacent room — consider it if that single trade matters most for your use.

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