Where to start comparing
Maytag MDB4949SKZ offers a straightforward front-control, heated-dry approach. Whirlpool WDT730HAMZ adds a third rack and adjustable middle rack to a different value proposition. These are useful comparison references, not promises that a particular seller has them below a fixed price today.
Ask whether the features you would use justify the installed price difference. A third rack is helpful for flatware only if it does not leave your tall glasses without room. A heated-dry option matters more if you routinely unload soon after a cycle.
Shopping below $500, $800 or $1,000
Treat each figure as your total spending limit, then subtract the known delivery, connection and removal costs. The remaining amount is your appliance budget. A promotion can move a model between bands, so a permanent under-$500 label would be misleading without a current offer.
Below a tighter limit, prioritize a sound tub and rack configuration, the required wash and dry options, and a seller with a clear return process. With more headroom, compare quieter operation and rack flexibility before paying for connectivity.
Avoid expensive savings
An unfamiliar marketplace seller, missing installation kit or uncertain warranty can erase a headline discount. A clearance machine can be a sensible purchase if it is complete, supported and priced accordingly; it should be described as clearance, not presented as a new generation.
Record the exact model and seller in each quote. Include tax, haul-away, stair charges and any plumbing or electrical work. For a modest price difference, the retailer who handles the full job clearly may provide better value than the cheapest box-only offer.