Best Dehumidifier Under $100 (2026)
We compare current dehumidifiers under $100 on named room coverage, tank size, and features like humidity display, sleep mode, and auto-defrost.
At a Glance
KeepGlad Dehumidifier, 98OZ Dehumidifiers for Home(1000sq.ft), Humidity Display Dehumidifier for Basement Bathroom Bedroom, Auto Shut Off, Washable Filter, Drain Hose, Timer, 7 Ambient Lights, White
↓ See why we picked itToLife Dehumidifier, 1000 Sq Ft 95 oz Tank with Sleep Mode, Auto Shutoff
↓ See why we picked itNineSky Dehumidifiers for Home, 1000 Sq.Ft Dehumidifier with 95oz Water Tank, Quiet Dehumidifier for Basement Bathroom Bedroom with 7-Color Ambient Light & Auto Shut Off, White
↓ See why we picked itBEDRED Dehumidifier, 95OZ Dehumidifier for Home 1000 sq ft - Quiet with Auto Shut Off & Relaxing 7 Color Ambient Light, Ideal for Livingroom, Bedroom, Basement (Black)
↓ See why we picked itDehumidifier 1657ML 58OZ Small Dehumidifier for Home 230 Ft² Safety Dehumidifiers Adjustable 10 Color Lights 5 Timers 3 Setting Modes Auto Shut Off Protection Low Noise For Bedroom Bathroom
↓ See why we picked itSmall Dehumidifier for Home 44OZ Quiet with Auto Off & Defrost 5 Timers 3 modes 10 Color Lights 3 Brightness 260 Sq.ft Portable Dehumidifiers for Basement Bedroom Bathroom RV Closet
↓ See why we picked itUnder $100, dehumidifiers split by named room coverage more than anything else: most picks in this tier name 1000 sq ft coverage with a roughly 95-98oz tank, while two smaller-footprint options name 230-260 sq ft coverage at a lower price. We compared six current picks on those named coverage and tank figures alongside extras like humidity displays, sleep mode, and auto-defrost.
None of these listings include independently verified lab test results for actual moisture removal (pints per day); we're citing named coverage and tank specs as listed, not measured performance.
4 Criteria to Look For Before Buying a Dehumidifier Under $100 (2026)
Key buying criteria so you get the right fit the first time.
Named room coverage should match your actual space
Most picks name 1000 sq ft coverage; two smaller units name 230-260 sq ft. Buying more coverage than you need doesn't help, and buying less won't keep up in a larger room.
Tank size determines how often you empty it
Named tank capacities range from 44oz to 98oz in this tier. Larger tanks need less frequent emptying, especially in humid rooms.
Named auto shutoff and auto-defrost prevent overflow and ice buildup
Most picks name auto shutoff; fewer name auto-defrost, worth checking if you'll run the unit in a cooler space like a basement.
Extras like ambient light and sleep mode are convenience features, not performance features
Named 7-color lights and sleep mode don't affect moisture removal, so weigh them as nice-to-haves, not core specs.
Best Dehumidifier Under $100 (2026)
KeepGlad Dehumidifier, 98OZ Dehumidifiers for Home(1000sq.ft), Humidity Display Dehumidifier for Basement Bathroom Bedroom, Auto Shut Off, Washable Filter, Drain Hose, Timer, 7 Ambient Lights, White
About this pick
KeepGlad names the most complete feature bundle at the lowest price in this comparison: a humidity display for at-a-glance readings, a washable filter instead of disposable, a continuous drain hose option so you're not emptying the tank as often, and a timer. Named 98oz tank capacity is also the largest among the sub-$100 picks here.
For a straightforward bedroom or bathroom dehumidifier with the most named conveniences, this is our lead pick under $100.
Best for: buyers who want the most named conveniences (display, washable filter, drain hose, timer) at the lowest price
Check price on AmazonPros
- +Named 98oz tank, largest among sub-$100 picks
- +Named humidity display for at-a-glance readings
- +Named washable filter and continuous drain hose option
- +Named timer and 7 ambient light settings
Cons
- −Named 1000 sq.ft coverage is shared with several other picks, not a standout figure
- −No named sleep mode like the ToLife pick
ToLife Dehumidifier, 1000 Sq Ft 95 oz Tank with Sleep Mode, Auto Shutoff
About this pick
ToLife names a dedicated sleep mode, presumably a quieter operating setting, alongside a 95oz tank and auto shutoff to stop the unit once the tank fills. If bedroom noise at night matters to you, this is the one pick in this tier naming that specific feature.
Best for: buyers who specifically want a named quieter sleep-mode setting for bedroom use
Check price on AmazonPros
- +Named sleep mode, unique among this tier's picks
- +Named 95oz tank capacity
- +Named auto shutoff to stop the unit once the tank fills
- +Named 1000 sq ft coverage matches the larger picks in this tier
Cons
- −No named humidity display or washable filter like the top pick
- −Higher named price than most other picks in this tier
NineSky Dehumidifiers for Home, 1000 Sq.Ft Dehumidifier with 95oz Water Tank, Quiet Dehumidifier for Basement Bathroom Bedroom with 7-Color Ambient Light & Auto Shut Off, White
About this pick
NineSky names a 7-color ambient light feature alongside the standard 1000 sq ft coverage and 95oz tank common at this tier, a cosmetic extra if that appeals to you for a bedroom or living room placement.
Best for: buyers who want a named ambient-light feature alongside standard specs
Check price on AmazonPros
- +Named 7-color ambient light
- +Named 95oz tank capacity
- +Named 1000 sq ft coverage matches the larger picks in this tier
- +Named auto shut off and quiet operation
Cons
- −Ambient light is a cosmetic extra, not a functional dehumidifying improvement
- −No named humidity display or washable filter like the top pick
BEDRED Dehumidifier, 95OZ Dehumidifier for Home 1000 sq ft - Quiet with Auto Shut Off & Relaxing 7 Color Ambient Light, Ideal for Livingroom, Bedroom, Basement (Black)
About this pick
BEDRED names essentially the same core spec sheet as the NineSky pick above (1000 sq ft coverage, 95oz tank, 7-color light, auto shutoff) at a similar price, included for direct price comparison since stock and pricing shift between near-identical listings.
Best for: buyers comparison-shopping near-identical 1000 sq ft / 95oz listings for the best current price
Check price on AmazonPros
- +Same core named spec sheet as similar listings, useful for price comparison
- +Named auto shut off and 7-color ambient light
- +Competitive named price against the near-identical NineSky listing
- +Named 95oz tank matches the larger-capacity picks in this tier
Cons
- −No functional differentiation from the NineSky pick beyond price
- −No named humidity display or washable filter like the top pick
Dehumidifier 1657ML 58OZ Small Dehumidifier for Home 230 Ft² Safety Dehumidifiers Adjustable 10 Color Lights 5 Timers 3 Setting Modes Auto Shut Off Protection Low Noise For Bedroom Bathroom
About this pick
A smaller-coverage unit named for 230 sq ft rooms rather than the 1000 sq ft figure common elsewhere in this tier, a better fit for a single bedroom or bathroom than a whole basement or living area. Named 5 timer settings and 3 operating modes offer more scheduling flexibility than most picks here.
Best for: buyers with a smaller room who don't need 1000 sq ft coverage
Check price on AmazonPros
- +Named 5 timer settings and 3 modes, more scheduling flexibility than most picks here
- +Lower price reflecting the smaller named coverage
- +Named 10 color lights with adjustable brightness
- +Named auto shut off protection
Cons
- −Named 230 sq ft coverage is far smaller than the 1000 sq ft picks in this tier
- −No named humidity display or drain hose option
Small Dehumidifier for Home 44OZ Quiet with Auto Off & Defrost 5 Timers 3 modes 10 Color Lights 3 Brightness 260 Sq.ft Portable Dehumidifiers for Basement Bedroom Bathroom RV Closet
About this pick
The lowest named price in this entire tier, sized for a 260 sq ft room. Named auto-defrost is worth calling out: it helps prevent ice buildup in cooler rooms, a feature not named on several pricier picks here.
Best for: buyers who want the lowest price for a small room and specifically want auto-defrost
Check price on AmazonPros
- +Lowest named price in this tier
- +Named auto-defrost, not found on several pricier picks here
- +Named 5 timers and 3 operating modes
- +Named 10 color lights with 3 brightness settings
Cons
- −Named 260 sq ft coverage is well below the 1000 sq ft picks in this tier
- −No named humidity display or continuous drain hose option
How We Evaluated These Dehumidifier Under $100 (2026)
Each pick was assessed across 4 criteria weighted for real-world use.
Compared named specs directly from current Amazon listings
We pulled live title, price, and image data per ASIN and only cite capacity, suction, wattage, or coverage figures that are explicitly named in the listing, not estimated.
Flagged missing pricing rather than guessing
Where our data pull didn't return a confirmed price, we mark it 'See Amazon' and note it in that pick's cons rather than assuming a number.
Checked for thin or overlapping product pools across price tiers
Several of these budget tiers pull from the same small pool of current listings; we say so directly rather than implying each price tier has a fully distinct lineup.
Avoided unverifiable testing claims
We did not run these units through hands-on lab testing for this comparison. Descriptions are grounded in what each listing names, not measured lab results.
How to Choose the Right Dehumidifier Under $100 (2026)
What to Check Before You Buy
Confirm before ordering
Named room coverage (sq ft) matches your actual space.
Confirm before ordering
Named tank size against how often you're willing to empty it.
Confirm before ordering
Whether auto-defrost matters for your room's temperature.
This tier splits into two genuinely different coverage classes (1000 sq ft units and smaller 230-260 sq ft units). Match the pick to your actual room size rather than picking on price alone.
By Priority
Want the most complete feature set
KeepGlad 98oz pick.
Want a quieter bedroom option
ToLife Sleep Mode pick.
Want the lowest price for a smaller room
260 Sq.ft Auto-Defrost pick.
Frequently Asked Questions
What size room do these dehumidifiers cover?
Most picks in this tier name 1000 sq ft coverage; two smaller units name 230 and 260 sq ft respectively at a lower price, better suited to a single bedroom or bathroom.
Which pick has the most features?
The KeepGlad pick names the fullest bundle: humidity display, washable filter, drain hose, and timer, alongside the largest named tank (98oz) in this tier.
Is a bigger tank always better?
A bigger named tank means less frequent emptying, which matters more in genuinely humid rooms. In a smaller or drier space, a smaller tank on one of the compact picks here may be perfectly adequate.
Is a sub-$100 dehumidifier enough for a basement?
It depends on the basement's size. The 1000 sq ft named picks here can work for a small to mid-size basement, but a larger or consistently damp basement may call for the bigger-capacity units covered in our under-$200 and under-$300 guides.
How often will I need to empty the tank?
That depends on named tank size and how humid the room actually is. The 44oz and 58oz tanks on the smaller-room picks will need emptying more often than the 95-98oz tanks on the 1000 sq ft picks, especially if you don't use the drain hose option on the KeepGlad pick.
Does auto-defrost matter for a sub-$100 pick?
Only if you're running the unit in a cooler space, like an unheated basement or garage, where ice can build up on the coils. The 260 sq ft pick names auto-defrost; most of the other picks here don't call it out.
What's the difference between this tier and the under-$200 guide?
The under-$200 tier adds two larger-capacity units (2000 sq ft and a 101oz tank) on top of the same six confirmed-price picks covered here, for buyers who need more coverage than a single bedroom or bathroom.
Bottom Line
best overall: KeepGlad Dehumidifier, 98OZ Dehumidifiers for Home(1000sq.ft), Humidity Display Dehumidifier for Basement Bathroom Bedroom, Auto Shut Off, Washable Filter, Drain Hose, Timer, 7 Ambient Lights, White - best overall feature set pick pick in this roundup.
See the full rankings above for all picks with pros, cons, and best-for summaries.
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