Dehumidifiers / AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) vs hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N)
AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump)
$1147.11
VShOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N)
$242.10
AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) vs hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N)
AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump)
The cold-crawlspace answer: 33.8°F, hot-gas defrost, 6-year cover, no ENERGY STAR listing.
Wins overall by 1.9 points
Quick Verdict
The AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) takes this by a clear 1.9 points. The cold-crawlspace answer: 33.8°F, hot-gas defrost, 6-year cover, no ENERGY STAR listing. The hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N) only makes sense if it wins on a category you care about more than the total.
The AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) and hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N) are both closely matched dehumidifier models, and the hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N) is $905 cheaper than the AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) ($242.10 vs $1,147.11). On Cold-Room Performance, the AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) leads (9.0 vs 4.0/10) — what happens in a 50-55°F basement, garage or crawlspace. Compressor coils frost below roughly 65°F and auto-defrost buys back the coil at the cost of runtime; desiccant rotors and hot-gas-defrost units do not care. The single most common mis-buy in the category. On Build & Warranty, the AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) leads (9.0 vs 4.0/10) — coil and cabinet construction, filter grade, and above all the warranty on the sealed system — the compressor is the part that fails and the part most portables cover for only twelve months. On Drainage & Tank Practicality, the AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) leads (8.5 vs 4.5/10) — tank volume measured against daily output, whether a hose is in the box, whether gravity drainage needs the unit propped up, and whether there is a real pump and how high it lifts. Overall, the AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) scores 7.1/10 across our 8 scoring categories versus 5.2/10 for the hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N). Below, we break down the full spec sheet, category-by-category scores, and exactly who should buy which one.
Side-by-Side Comparison
| Spec | AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) | hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N) |
|---|---|---|
| Price | $1147.11 | $242.10 |
| Release Year | 2019 | 2017 |
| Rated Capacity (and Which Standard) | AlorAir publishes both numbers, which is more than most: "198 PPD at Saturation, 90 Pints (AHAM)". The AHAM figure is at 80°F/60% RH — the pre-2019 portable condition — so a "90 pint" AlorAir is NOT twice a "50 pint" Frigidaire; the two are measured 15°F apart | 50 pints/day on the 2019 DOE scale — and the listings say so explicitly. Walmart's title for this machine reads "50 Pint (Previously 70 Pint)". The Amazon listing adds a second, larger number: "50 Pint (MAX 120 Pint at 95°F, 90% RH)". Three scales for one machine: 70 (pre-2019 DOE), 50 (2019 DOE), 120 (saturation) |
| ENERGY STAR / DOE Verified Capacity ( pints/day) | None. The Sentinel HDi90 does not appear in the ENERGY STAR Certified Dehumidifiers database — AlorAir's only certified models there are the Helios D35, Sentinel HD55S and Sentinel Pro35X. This matters because amgair.com's listing for the HDi90 states "Energy Star listed", which the database does not support | Not currently verifiable. hOmeLabs' only entries in the ENERGY STAR Certified Dehumidifiers database as of August 2026 are the HME0088 (24.48 pints/day) and HME0089 (32.46 pints/day). The 50-pint model is not in the certified list, despite listings that describe it as "Energy Star Dehumidifier" |
| Technology & Refrigerant | Compressor (refrigerant), R32, 5.56 A at 115V, 210 CFM / 350 CMH, COP quoted by AlorAir as 2.69 L/kWh | Compressor (refrigerant), 7.8 amps rated current, 165-188 CFM across three fan speeds |
| Low-Temperature Operation & Defrost | 33.8°F to 104°F with automatic hot-gas defrost — the widest usable range of any compressor unit here and the entire reason it costs four times a portable. In a 45-55°F crawlspace this is the compressor unit that keeps working | Auto-defrost present; hOmeLabs publishes no minimum operating temperature. The listing does warn the unit "emits heat during use" and is "not suitable for use with evaporative coolers" |
| Claimed Coverage | 2,600 sq ft (AlorAir and Amazon); amgair.com expresses the same machine as "up to 15,000 cubic feet" | The same ASIN has been sold as 4,500 sq ft (Walmart's listing, and a cached third-party mirror of the Amazon title) and as 7,000 sq ft (hOmeLabs' own current page and Home Depot's HME031004N pump variant). The hardware did not change by 2,500 sq ft |
| Tank Capacity & Refill Interval | None — there is no bucket. It is pump-drained only, by design. That removes the emptying problem entirely and creates a hard dependency on the pump | 1.6 gallons (12.8 pints). At the rated 50 pints/day that is four emptyings a day. This machine is the standard illustration of why tank capacity and pints-per-day are the two numbers you must read together |
| Continuous Drainage (Hose, Gravity, Pump Lift) | Heavy-duty built-in condensate pump with drain hose. AlorAir publishes no lift height for the HDi90's pump. Pump-only means a pump failure stops the machine, unlike a bucket unit | Continuous gravity drain port. No pump on this SKU; hOmeLabs sells a pump variant (HME031004N, Best Buy calls it HME1004). Gravity drainage needs the unit raised above the drain |
| ENERGY STAR Status | NOT certified — the HDi90 is absent from the ENERGY STAR database despite a retailer listing describing it as Energy Star listed | Claimed in the product titles, but the 50-pint hOmeLabs does not appear in the current ENERGY STAR Certified Dehumidifiers database — only the 24- and 32-pint models do. Treat the badge on this listing as unverified |
| Annual Running Cost | Not published as an annual figure. At 5.56 A / 115V (about 639W) running the long hours a crawlspace unit runs, this is a several-hundred-kWh-per-year machine; AlorAir's 2.69 L/kWh COP is respectable but there is no ENERGY STAR kWh/yr number to check it against | Not published, and no ENERGY STAR annual-energy figure exists for this model. At the rated 7.8 amps and the duty cycle typical of the class, budget for the same $85-95/yr as its certified 50-pint rivals |
| Noise | <58 dBA (AlorAir). Loudest here, which is acceptable under a floor and not in a bedroom | No dB figure published by hOmeLabs. The listing claims "a quiet fan for minimal noise disruption" |
| Warranty (incl. Sealed System) | Sources conflict on length: AlorAir's own page and the Amazon listing say "6-Year Limited Warranty - First 2 Years Full Coverage"; a reseller listing for the same ASIN says 5 years. Either way it is the longest cover in this comparison and it does include the sealed system | Not published on the hOmeLabs product page used for this entry. hOmeLabs' standard consumer warranty is 12 months with a 2-year extension available on some SKUs; confirm at purchase. No sealed-system term is published |
| Recall History | No CPSC recall found for AlorAir | No CPSC recall found for hOmeLabs dehumidifiers |
| Warranty | 72 months | 12 months |
| Colors | Blue | White |
Category Scores
Capacity-Claim Honesty
The AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) leads clearly here, 7.0 against 5.0 — a 2.0-point margin on this category's trap dimension. Since the DOE changed the test condition from 80°F/60% RH to 65°F/60% RH in 2019, the same machine that was a '70 pint' is now a '50 pint' — and manufacturers freely mix the two scales, plus a third 'saturation' figure taken at 95°F/90% RH. A high score means the pint number on the box matches the DOE Appendix X1 figure the manufacturer filed with ENERGY STAR. A low score means the marketing number is measured somewhere the buyer's house never is.. If that is what you are buying for, the hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N) does not close the gap elsewhere.
Moisture Removal
The AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) leads clearly here, 9.0 against 7.5 — a 1.5-point margin on actual water pulled out of the air per day at a condition a home experiences, judged against the DOE-verified figure rather than the coverage claim on the box. If that is what you are buying for, the hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N) does not close the gap elsewhere.
Cold-Room Performance
The AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) leads clearly here, 9.0 against 4.0 — a 5.0-point margin on what happens in a 50-55°F basement, garage or crawlspace. Compressor coils frost below roughly 65°F and auto-defrost buys back the coil at the cost of runtime; desiccant rotors and hot-gas-defrost units do not care. The single most common mis-buy in the category. If that is what you are buying for, the hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N) does not close the gap elsewhere.
Drainage & Tank Practicality
The AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) leads clearly here, 8.5 against 4.5 — a 4.0-point margin on tank volume measured against daily output, whether a hose is in the box, whether gravity drainage needs the unit propped up, and whether there is a real pump and how high it lifts. If that is what you are buying for, the hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N) does not close the gap elsewhere.
Running Cost
The hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N) leads clearly here, 4.5 against 4.0 — a 0.5-point margin on the kWh/yr on the ENERGY STAR certification and what it costs at the meter. On a machine that runs most of the year this dominates total ownership cost — often a third of the purchase price annually. If that is what you are buying for, the AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) does not close the gap elsewhere.
Quietness
The hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N) leads clearly here, 5.5 against 3.5 — a 2.0-point margin on measured dB where published, weighted by where the machine actually lives — a 58 dBA crawlspace unit under a floor is fine, a 54 dB cube next to a desk is not. If that is what you are buying for, the AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) does not close the gap elsewhere.
Build & Warranty
The AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) leads clearly here, 9.0 against 4.0 — a 5.0-point margin on coil and cabinet construction, filter grade, and above all the warranty on the sealed system — the compressor is the part that fails and the part most portables cover for only twelve months. If that is what you are buying for, the hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N) does not close the gap elsewhere.
Value for Money
The AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) and hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N) are level here, at 6.5/10 each. purchase price plus multi-year electricity against verified pints removed and how long the warranty protects the compressor is not what separates these two — look to the categories where the scores diverge.
Best For
Choose the AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) if…
- • Cold-Room Performance matters most to you — the AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) scores 9.0/10 here (what happens in a 50-55°F basement, garage or crawlspace. Compressor coils frost below roughly 65°F and auto-defrost buys back the coil at the cost of runtime; desiccant rotors and hot-gas-defrost units do not care. The single most common mis-buy in the category).
- • Build & Warranty matters most to you — the AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) scores 9.0/10 here (coil and cabinet construction, filter grade, and above all the warranty on the sealed system — the compressor is the part that fails and the part most portables cover for only twelve months).
- • Drainage & Tank Practicality matters most to you — the AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) scores 8.5/10 here (tank volume measured against daily output, whether a hose is in the box, whether gravity drainage needs the unit propped up, and whether there is a real pump and how high it lifts).
- • Capacity-Claim Honesty matters most to you — the AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) scores 7.0/10 here (this category's trap dimension. Since the DOE changed the test condition from 80°F/60% RH to 65°F/60% RH in 2019, the same machine that was a '70 pint' is now a '50 pint' — and manufacturers freely mix the two scales, plus a third 'saturation' figure taken at 95°F/90% RH. A high score means the pint number on the box matches the DOE Appendix X1 figure the manufacturer filed with ENERGY STAR. A low score means the marketing number is measured somewhere the buyer's house never is.).
- • Your main use case is crawl-space or cold-spaces.
Choose the hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N) if…
- • Quietness matters most to you — the hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N) scores 5.5/10 here (measured dB where published, weighted by where the machine actually lives — a 58 dBA crawlspace unit under a floor is fine, a 54 dB cube next to a desk is not).
- • You want to spend less — it's $905 cheaper.
- • Your main use case is large-room.
Pros & Cons
AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump)
Pros
- +33.8°F minimum with hot-gas defrost — the only compressor unit here that genuinely earns a cold crawlspace
- +Publishes both saturation and AHAM capacity side by side instead of quoting only the flattering one
- +6-year limited warranty (first 2 years full) against 1 year from every portable here
- +No bucket to empty, ever, and it can be hung off the joists out of the mud
Cons
- −amgair.com's listing calls it "Energy Star listed"; it is not in the ENERGY STAR certified database — only three other AlorAir models are
- −"90 pints" is an AHAM 80°F figure and is not comparable to the 50-pint DOE figures of the portables it will be cross-shopped against
- −Pump-only drainage means no fallback if the pump fails
- −<58 dBA and no published annual energy figure, on a machine that runs nearly continuously
- −Warranty is published as both 5 and 6 years for the same ASIN, and the stock filter is only MERV-1
hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N)
Pros
- +Cheapest genuine 50-pint here at $242.10, and the most widely owned platform in US basements
- +Its listing is one of the few that spells the scale change out loud — "50 Pint (Previously 70 Pint)"
- +Auto-restart and a 24-hour timer make it a set-and-forget basement machine
- +Parts, filters and support are easy to find precisely because so many were sold
Cons
- −Listings advertise ENERGY STAR, but the 50-pint hOmeLabs is not in the current ENERGY STAR certified database — only the 24- and 32-pint models are
- −The "MAX 120 Pint at 95°F, 90% RH" figure in the title is a saturation number no home will ever see
- −Coverage claim for the same ASIN has drifted from 4,500 to 7,000 sq ft with no hardware change
- −1.6 gallon tank against 50 pints/day: four emptyings a day unless you can gravity-drain it
- −No published dB, no published minimum operating temperature, no published warranty and no published energy consumption
Shop by Need
FAQs
Is the AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) or hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N) better overall?+
Based on our 8-category scoring, the AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) comes out ahead overall. See the full breakdown in the scores section above — the right pick still depends on which categories matter most for your use case.
Which is better for Cold-Room Performance, the AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) or the hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N)?+
The AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) scores higher on Cold-Room Performance (9.0/10 vs 4.0/10) — what happens in a 50-55°F basement, garage or crawlspace. Compressor coils frost below roughly 65°F and auto-defrost buys back the coil at the cost of runtime; desiccant rotors and hot-gas-defrost units do not care. The single most common mis-buy in the category.
Which is better for Build & Warranty, the AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) or the hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N)?+
The AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) scores higher on Build & Warranty (9.0/10 vs 4.0/10) — coil and cabinet construction, filter grade, and above all the warranty on the sealed system — the compressor is the part that fails and the part most portables cover for only twelve months.
Which is better for Drainage & Tank Practicality, the AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) or the hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N)?+
The AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) scores higher on Drainage & Tank Practicality (8.5/10 vs 4.5/10) — tank volume measured against daily output, whether a hose is in the box, whether gravity drainage needs the unit propped up, and whether there is a real pump and how high it lifts.
Which is better for Capacity-Claim Honesty, the AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) or the hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N)?+
The AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) scores higher on Capacity-Claim Honesty (7.0/10 vs 5.0/10) — this category's trap dimension. Since the DOE changed the test condition from 80°F/60% RH to 65°F/60% RH in 2019, the same machine that was a '70 pint' is now a '50 pint' — and manufacturers freely mix the two scales, plus a third 'saturation' figure taken at 95°F/90% RH. A high score means the pint number on the box matches the DOE Appendix X1 figure the manufacturer filed with ENERGY STAR. A low score means the marketing number is measured somewhere the buyer's house never is..
Is the AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) worth the price difference over the hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N)?+
The hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N) is the cheaper option at $242.10 versus $1,147.11. Whether the pricier model is "worth it" depends on how much you value its lead in Cold-Room Performance.
Which is better suited to my use case?+
The AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) is the better fit if you mainly care about crawl-space or cold-spaces. The hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N) is the better fit for large-room.
What's the warranty on the AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) vs the hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N)?+
The AlorAir Sentinel HDi90 Crawl Space Dehumidifier (built-in pump) ships with a 72-month warranty; the hOmeLabs 50-Pint Wi-Fi Dehumidifier (HME020031N) ships with a 12-month warranty. Always confirm current terms on the manufacturer's site before buying.
Should I wait for the next model instead of buying either of these?+
If either model is more than two years old, a successor may be close — check the "Latest Model" link on each product page. Otherwise, both are current, well-supported options and there's no strong reason to wait.
Cheaper Option
Waykar PD160B 34-Pint Dehumidifier (2,000 sq ft) — $169.99
Premium Option
AprilAire E070 70-Pint Crawl Space / Whole-House Dehumidifier — $1441.00
Specifications and prices for both products last verified . Scores are calculated from published specifications — see how we compare products.