Verdict
Head-to-head · Best Dehumidifiers

Midea Cube MAD50S1QWT 50-Pint Smart Dehumidifier with Pump vs Midea Cube MAD20S1QWT 20-Pint Smart Dehumidifier

Which is the better buy? Side-by-side on rating, price, strengths, and watch-outs — with the published ratings we averaged to get there.

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The short answer

Midea Cube MAD50S1QWT 50-Pint Smart Dehumidifier with Pump comes out ahead by a clear margin (4.9 vs 4.4). The gap is mostly about Owners of 2,500 to 4,500 square feet of open or semi-open space who want one workhorse with pump drainage rather than two smaller units. — read the strengths below before deciding.

Midea Cube MAD50S1QWT 50-Pint Smart Dehumidifier with Pump
Higher ratedRanked #1 in Best Dehumidifiers
Midea Cube MAD50S1QWT 50-Pint Smart Dehumidifier with Pump
2 sources$299.99as of Aug 1

The Midea Cube MAD50S1QWT is the 50-pint pick: a collapsible cube chassis with a 4.2-gallon tank, a built-in pump that lifts condensate up to 16 feet, and the lowest measured power draw in its class. Dehumidifier Buyers Guide and HouseFresh both rank it at the top of the 50-pint field. The lift-and-twist design is awkward with a full bucket and the warranty runs only a year.

Strengths
  • Pulled a test chamber from 90% to 40% RH in 7 minutes 39 seconds
  • Built-in pump lifts condensate up to 16 feet to a sink or out a window
  • 4.2-gallon tank holds about 34 pints, roughly three times a conventional bucket
Watch-outs
  • Lift-and-twist cube is awkward to carry with a full bucket
  • The companion app has stopped receiving feature updates
  • One-year warranty against five years from Honeywell
Midea Cube MAD20S1QWT 20-Pint Smart Dehumidifier
Ranked #3 in Best Dehumidifiers
Midea Cube MAD20S1QWT 20-Pint Smart Dehumidifier
3 sources$199as of Aug 1

Small rooms and small budgets point to the MAD20S1QWT, the entry in the Midea Cube line that Tom's Guide gave 4 of 5 stars and Dehumidifier Buyers Guide named the best small dehumidifier they have ever tested. Power draw of 262 watts is the lowest in the 20-pint class, noise testing puts it just under 60 dB on high, and the same 3.2-gallon tank that defines the rest of the Cube line means fewer empty trips than any competing 20-pint compressor. Buy it for a bedroom, bathroom or home office that doesn't need 35 or 50 pints of capacity.

Strengths
  • Best small dehumidifier dehumidifierbuyersguide has ever tested, by their verdict
  • Lowest power draw in 20-pint class at 262 W at 50% RH
  • Quietest 20-pint at 58.6 dB low / 59.8 dB high in lab measurements
Watch-outs
  • Tom's Guide noted a metallic resonance sound during compressor operation
  • No pump on the standard 20-pint SKU; pump variant adds cost
  • 20-pint capacity caps useful coverage at 500 to 800 sq ft for severe humidity

How they stack up

Midea Cube MAD50S1QWT 50-Pint Smart Dehumidifier with Pump

The performance and convenience pick over the gravity-drain Honeywell TP50AWKN and the manual-empty hOmeLabs HME020031N. Against the smaller MAD35S1QWT and MAD20S1QWT Cubes it adds the integrated pump and roughly doubles the capacity, but gives up their lower noise floor and smaller footprint.

Midea Cube MAD20S1QWT 20-Pint Smart Dehumidifier

The MAD20S1QWT is the smallest unit in this category and the natural pairing for the 35-pint MAD35S1QWT or 50-pint MAD50S1QWT siblings if you want to cover both a master bedroom and a main living area. Compared to the 50-pint Honeywell TP50AWKN and hOmeLabs HME020031N, the 20-pint capacity is dramatically smaller — it is not a substitute for those units in a basement application, but it is the right fit for a single small room those large units would overwhelm with noise.

Specs side-by-side

SpecMidea Cube MAD50S1QWT 50-Pint Smart Dehumidifier with PumpMidea Cube MAD20S1QWT 20-Pint Smart Dehumidifier
Capacity50 pints/day (2019 DOE)20 pints/day (2019 DOE)
Coverage Area4,500 sq ft1,500 sq ft (manufacturer) / 500-800 sq ft (severe humidity)
Tank Size4.2 gallons (34 pints)3.2 gallons (25.6 pints)
Drain OptionsBuilt-in pump, gravity hose, or bucketGravity hose or bucket
Noise (low/high)65.4 dB / 66.4 dB58.6 dB / 59.8 dB
Power Draw512 W at 50% RH262 W at 50% RH
Energy StarMost Efficient certifiedMost Efficient certified
Smart HubWi-Fi + Alexa + Google AssistantWi-Fi + Alexa + Google Assistant
Warranty1-year parts and labor1-year parts and labor
Dimensions14.45"D x 14.76"W x 14.57"H13.5"D x 13.5"W x 13.54"H
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