A dried-out poured-concrete basement: clean floor, shelving with dry storage boxes, the white Waykar dehumidifier mid-floor with its drain hose run to a floor drain, one warm work light

USELESS UNTIL NEEDED · BASEMENT FIELD REPORT

A basement that smells like nothing. That's the whole product.

After a week of summer storms: the musty smell, the sweating walls, the boxes on the floor that feel damp. The Waykar 80-Pint Dehumidifier is built for exactly this room — rated to pull up to 80 pints of water from the air in a day (maker's lab rating), with a hose that runs it all straight to the floor drain.

4.3 22,196 Amazon ratings — the listing's family-wide figure
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5,000 sq ft class · 30–80% RH target · continuous drain hose included · Energy Star certified

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The white upright Waykar 80-Pint Dehumidifier with its Energy Star badge, water-level window, side grip and rolling casters; maker product photo
Waykar 80-Pint Dehumidifier
5,000 Sq. Ft class · Energy Star · compressor, on casters

The water meter

80 pints a day.
A 1.14-gallon tank.
Both numbers are true.

The listing's angriest reviews come from one confusion, so let's end it. 80 pints is what the machine pulls from the air in a day at the maker's lab rating — not what the bucket holds. The bucket holds 1.14 gallons. Slide the day from mild to the lab maximum and watch both truths at once.

The day, as a share of the maker's lab-max rating
milderlab max day
Pulled from the air
80 pints
this day, at the maker's lab rating
In gallons
about 15 gal
the maker's own math for the max day
the bucket has filled 13 times today

This is why the hose exists. Run the included drain hose to a floor drain and the day empties itself — for a basement, the hose is the real mode. The 1.14-gallon tank is for rooms without a drain.

The day's water, in one-gallon jugs

Every figure on this meter is scaled from the maker's rating at 95°F / 90% RH lab conditions — real days run lower. The jugs show the extraction; the tank shows what you'd be carrying.

Maker graphic: 80 pints per day over up to 5,000 square feet, the 80-pints-rendered-as-about-15-gallons water-bottle math, and the 30 to 80 percent adjustable humidity range
The maker's own math. Waykar's coverage graphic renders the 80-pint lab-max day as about 15 gallons of water across up to 5,000 sq ft. That is the extraction rating — the tank on the left is what holds it between emptyings.
On the maker's lab-max day, the 1.14-gallon tank would need emptying about 13 times. The hose: never. See today's price →

The tank truth, verbatim from the listing's own critical reviews: “the Amazon description says bucket has 2.6 gal but in fact it's only 1.14gal...” — Reutlingen, 3 stars, verified purchase. The real tank is 1.14 gallons (4.3L). The 80-pint figure is daily extraction. Anyone who tells you different is reading the same listing wrong.

Dry the basement out — see the price

The damp-basement story

First the smell.
Then the fix.

Must is the smell of money being lost — mold working on the boxes, the keepsakes, the floor of the house nobody uses. You know the beats:

The smell at the stairs. That sweet, earthy reek that says the basement is wetter than the weather outside.

Walls that sweat. Condensation beading on cool poured concrete every humid night.

Boxes that feel soft. Cardboard drinking the air. Everything stored down there slowly losing.

Hose to the floor drain. The included 3.3 ft hose threads on like a garden hose and gravity does the rest. No bucket shifts, ever.

Target 45–50%, then walk away. Set the readout into the dry band and the machine holds it — cycling itself, defrosting itself, draining itself.

Roll it to the wet corner. Casters and side grips — one owner rolls his to different parts of the basement as the season moves the damp around.

The target, on the unit's 30–80% RH range

Many standard units stop at 40%. This one adjusts 30–80%, so it can hold the 45–50% basement band exactly — and keep going lower where a room needs it.

Check availability on Amazon

Maker infographic: the detachable, washable 1.14-gallon tank with visible water level and washable-tank insets, plus unit dimensions 13.86 x 21.89 x 10.71 inches See today's price
The source of the tank truth. Waykar's own infographic: a detachable, washable 1.14-gallon (4.3L) tank with a visible water-level window. The bucket is for rooms without a drain. In a basement, the hose is the mode — which is exactly what the listing's critical reviews wish someone had told them up front.

The tape

The 80-pint owners
keep repeating this.

Verbatim excerpts from verified reviews of this variant — ellipses mark omitted words, nothing reworded. The 3-stars stay on the tape.

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“compared to that one, this Waykar unit is actually quieter.” — MiniKa · 4 stars “the unit feels lighter and easier to move around...” — MiniKa · 4 stars “it quickly got the humidity down to a comfortable level in my basement.” — ralph kramer · 5 stars “the unit hums along quietly but only needs to be emptied every few days.” — ralph kramer · 5 stars “you do need to leave the item sitting upright for 24 hours before using.” — ralph kramer · 5 stars “It pulls an incredible amount of moisture out of the air...” — Landon · 5 stars “I was genuinely surprised by how quickly the water tank filled...” — Landon · 5 stars “the Amazon description says bucket has 2.6 gal but in fact it's only 1.14gal...” — Reutlingen · 3 stars “First, it works. It takes water out of the air.” — DCDriver · 3 stars “The unit exhausts a fair amount of dry heat.” — DCDriver · 3 stars

Excerpted from the five verified reviews quoted in full further down — two of them 3-star critics, left in on purpose.

The 24-hour rule

Before the first plug-in:
24 hours, upright, doing nothing.

Compressor dehumidifiers ride delivery trucks on their sides, and the compressor's oil leaves where it belongs. Stand the unit upright, leave it alone for a full day, and let the oil settle home before the first power-on. Skip it and you can kill the compressor on day one — the one setup step that is not optional.

“However, you do need to leave the item sitting upright for 24 hours before using. Once I could turn on the unit, it quickly got the humidity down to a comfortable level in my basement.”— ralph kramer, 5 stars, verified purchase

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Straight talk

What an 80-pint compressor
dehumidifier is not.

  • It is not silent. The maker rates it around 42 dB — quiet for a compressor, still a compressor. MiniKa (4 stars) heard “a slightly weird noise that was a bit louder than expected—not as quiet as advertised” at first, then found it “actually quieter” than the 5-year-old unit it replaced. ralph kramer (5 stars) calls it “much quieter than my previous one.” Both voices stay on the page.
  • 80 pints is a lab day. The extraction rating is measured at 95°F / 90% RH — a saturated, hot test cell. Real basements are cooler and less saturated, so real daily totals run lower. Every brand in this class rates the same way; we just say it out loud.
  • It warms the room it dries. DCDriver (3 stars), running his on a hose to a floor drain: “The unit exhausts a fair amount of dry heat.” That is compressor physics, not a defect — but in August you will notice it.
  • The efficiency verdict took one owner a power bill. Same review: “I can't say how efficient it is, because I have not seen my first electric bill since running this machine.” It carries Energy Star certification and DOE compliance on paper; his meter simply hadn't spoken yet.
  • The bucket is small because the hose is the point. Reutlingen (3 stars): “the bucket, it's just too small for a unit that is supposedly running at up to 80 pints.” Correct — thirteen bucket-empties on the maker's max-rated day, or zero with the hose. For a basement, plan on the hose.

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Against the class

Where it stands among the machines
that dry basements.

No names — just the three classes you'll cross while shopping, and the honest gap between them.

The class · tabletop & thermoelectric minis

Closet fresheners.

Fine for a wardrobe or a bathroom shelf. A damp basement is compressor work: high daily extraction, auto-defrost for cool rooms, and a drain that never needs emptying. The small plastic boxes were never in this fight.

The class · standard units that stop at 40%

They can't hold the basement band.

Many compressors bottom out at 40% RH. This one adjusts 30–80%, so it can hold the 45–50% basement band exactly — and push lower where a room needs it. A unit that can't go below 40 decides for you; this one takes orders.

The class · smaller compressor units

Capacity is the whole argument.

A 5,000 sq ft class rating, rolling casters and side grips to reach the wet corner, and the continuous-drain hose in the box. Unattended operation only counts if the machine can actually keep up with the room.

Where the class catches up: every compressor in this class quotes lab-condition extraction, and every one warms the room it dries. And Amazon's own review summary flags reliability for this listing — “multiple customers reporting that the unit stopped working after one year of use.” It stays on the page; it's part of the price you weigh.

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The spec sheet

The maker's numbers,
with the fine print attached.

Every figure below is from the listing — with the conditions it depends on. Photos: Waykar's product listing.

Maker product photo: the white upright Waykar dehumidifier with Energy Star badge, visible water-level window on the tank, side grip and rolling casters
The unit. A white upright compressor on rolling casters with side grips, the tank's water-level window in front, Energy Star badge up top. 13.86 × 10.71 × 21.89 inches — about the footprint of a carry-on, on wheels.
Maker photo, top-down of the control panel: airflow speed, timer, humidity setting, swing and power controls around the digital humidity readout
The cockpit. Top-mounted digital panel: humidity target (30–80% RH), 24-hour timer, airflow speed, and the 90° auto-swing control around the live readout. The readout is what you set to 45 and walk away from.
80 pints/day
max extraction, 95°F / 90% RH lab
5,000 sq ft
coverage class
30–80% RH
adjustable target — many stop at 40%
90°
auto-swing airflow
~42 dB
maker's noise rating
1.14 gal (4.3L)
detachable, washable tank
3.3 ft hose
included, 3/4" garden-hose thread
Auto-defrost
frost detection built in
24-hour timer
scheduled on/off cycles
Energy Star
certified, DOE compliant
13.86 × 10.71 × 21.89 in
on rolling casters
Side grips
for the wet-corner move

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The receipts

4.3 out of 5.
22,196 global ratings.

That 4.3 / 22,196 is the family-wide corpus Amazon displays on this listing — every Waykar size variant shares it, and we present it exactly as the listing does. The five reviews below are scoped to this 80-pint variant, quoted verbatim, both 3-star critics included.

4.3 out of 5 · 22,196 global ratings
Waykar dehumidifier family listing
5 stars70%
4 stars15%
3 stars5%
2 stars2%
1 star8%
Amazon's “Customers say” summary
“Customers find the dehumidifier effective and efficient, with one noting it works fast, and appreciate its compact size that suits their house needs. The device operates quietly, is easy to use and maintain, and can be plugged in and used immediately. Customers consider it well worth the price, with one describing it as a great investment in their home. However, reliability is a concern, with multiple customers reporting that the unit stopped working after one year of use.”

Amazon's own AI summary of its reviews, quoted as Amazon's — not our words. The reliability sentence is theirs too, and it stays.

Effectiveness · 4.3K mentions Performance · 2.3K Noise level · 2.2K Reliability · 855 Value for money · 705 Compact size · 700
“Quiet and efficient unit”
“The item arrived quickly which I appreciated as my previous dehumidifier wasn't working. However, you do need to leave the item sitting upright for 24 hours before using. Once I could turn on the unit, it quickly got the humidity down to a comfortable level in my basement... Initially I emptied the water about twice a day. But now the unit hums along quietly but only needs to be emptied every few days. It is much quieter than my previous one. The size means I can roll it to a different part of the basement when needed.”
Verified Purchaseralph kramerJune 24, 2026
3 people found this helpful
“A great dehumidifier!”
“It pulls an incredible amount of moisture out of the air, and the difference in my home's humidity was noticeable within the first day of use. I was genuinely surprised by how quickly the water tank filled, which speaks to how efficiently it's removing excess moisture... It has helped create a much more comfortable environment while reducing that damp, musty feeling. If you're looking for a dehumidifier that delivers on its moisture removal claims, this one is an excellent choice.”
Verified PurchaseLandonJuly 2, 2026
5 people found this helpful
“Great Value Dehumidifier That Gets the Job Done”
“When I first turned it on, I noticed a slightly weird noise that was a bit louder than expected—not as quiet as advertised. That said, I previously used a Frigidaire dehumidifier for about 5 years, and compared to that one, this Waykar unit is actually quieter... One thing I do like is that the unit feels lighter and easier to move around compared to my old dehumidifier. Setup was straightforward, and it started working right away... I can genuinely feel the difference in the room—the air is noticeably drier...”
Verified PurchaseMiniKaJune 8, 2026
9 people found this helpful
“Buyer Beware”
“Buyer beware, the Amazon description says bucket has 2.6 gal but in fact it's only 1.14gal, so more than half... The air feels dryer but the digital screen won't update the moisture reading. It's constantly at 57% when I know it's lower... Then the bucket, it's just too small for a unit that is supposedly running at up to 80 pints. You'd be dumping this thing constantly. I don't understand how manufacturers make product like this thinking everyone must have a drain close by. Especially for basement use, this makes no sense.”
Verified PurchaseReutlingenMay 26, 2026
5 people found this helpful · The tank is 1.14 gal — he's right, and it's why the hose exists
“Seems like design is deficient”
“I debated 2 stars or 3 for this product. I settled on 3 because the manufacturer was responsive to my questions. First, it works. It takes water out of the air. I can't say how efficient it is, because I have not seen my first electric bill since running this machine... At first, I could not get the unit to drain through the hose. After asking for help, the manufacturer recommended leaning it toward the hose outlet 10-15 degrees... I leaned it back a bit... but left it on the floor... It drains. An additional issue is heat. The unit exhausts a fair amount of dry heat...”
Verified PurchaseDCDriverJuly 16, 2025
5 people found this helpful · The gravity-feed tip is real: lean it slightly toward the drain
The pattern across all five:
It pulls water hard, it's quieter than the unit it replaced, the bucket is small, the hose is the answer — and you let it stand upright for a day before the first plug-in. Owners figured all of this out the slow way. You get it before the box arrives.

Reviews quoted verbatim — ellipses mark omitted words, nothing reworded. Both 3-star critics stay in; they are why the praise is believable.

See the reviews on Amazon Read all 22,196 ratings on Amazon →

Quick answers

Asked at every
damp basement door.

No — and this is the listing's biggest confusion. 80 pints is the maker's maximum daily extraction rating, measured at 95°F / 90% RH lab conditions: water pulled from the air over a day. The tank holds 1.14 gallons (4.3L) — about a thirteenth of the maker's max-rated day. For a basement, run the included drain hose to a floor drain and you never empty anything; the tank is for rooms without a drain.

Yes, in continuous-drain mode: attach the included 3.3 ft hose (a standard 3/4-inch garden-hose thread) and run it downhill to a floor drain. One owner found the gravity feed needed help — leaning the unit back slightly got it draining. On tank mode you empty the 1.14-gallon bucket yourself, which a storm week can demand often.

The maker rates it around 42 dB — quiet for a compressor dehumidifier, not silent. One verified owner noticed “a slightly weird noise that was a bit louder than expected” at first, then found it quieter than her previous unit; another calls it “much quieter than my previous one.” Expect a steady compressor hum, not silence.

The Waykar 80-Pint Dehumidifier's target adjusts from 30% to 80% RH — many standard units stop at 40%. For a basement, set 45–50%: the dry band where must never gets started and stored things stay safe, without the machine running flat-out around the clock. It can hold that band exactly, and go lower where a room needs it.

Because it is a compressor machine, and compressors ride delivery trucks on their sides. Standing the unit upright for 24 hours lets the compressor oil settle back where it belongs before the first power-on — skip it and you risk the compressor. A five-star reviewer puts it plainly: “you do need to leave the item sitting upright for 24 hours before using.”

It is built for cooler rooms better than most of its class: the maker lists frost detection with auto-defrost, designed to keep performance stable in low-temperature and extended-use environments. Extraction still drops as rooms get cooler and drier — the 80-pint rating belongs to a 95°F / 90% RH lab, and real basements never see that day.

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The next storm week

The next week of rain is already on the calendar. Walk downstairs to nothing.

Dry concrete. Dry boxes. Air that smells like air. Let it stand a day, run the hose to the drain, dial 45 — and let the machine be boring.

Dry the basement out — see the price Check availability →

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Waykar 80-Pint Dehumidifier 4.3 · 22,196 ratings
See today's price