LG WM3555HWA Combo - Best True All-in-One Unit
The LG WM3555HWA does both jobs in one drum, making it the simplest solution for spaces where stacking is not an option. Load laundry, select a wash-and-dry cycle, and return to finished, dry clothes. The heat pump drying system is ventless and significantly more energy efficient than condenser-based combos. Wash capacity is 2.3 cubic feet. Because the dry cycle processes less than the wash cycle can handle, large loads need to be divided for full drying. The unit connects to a standard 240V outlet and uses standard plumbing connections. LG's ThinQ app provides remote monitoring and cycle status alerts. For solo users or couples with moderate laundry volume, this combo handles daily laundry without complication.
Check price on Amazon →Best compact washer dryers reviewed for small apartments, comparing all-in-one combos and stackable 24-inch pairs on cleaning power, energy use, and ease of install.
Compact washer dryer options have expanded considerably. Whether you are looking at a single all-in-one combo or a stacked 24-inch front-loader pair, there is a solid solution for almost every small space situation. The best units deliver reliable results cycle after cycle without demanding more from your utility room than a 24-inch cabinet footprint.
| Product | Best For | Rating |
| — | — | — |
| LG WM3555HWA Combo | True all-in-one | 4.5/5 |
| Bosch 800 Series WAW285H2UC + WTW87NH1UC | Premium wash quality | 4.8/5 |
| Miele WWB020WCS + TWB120WP | Longevity investment | 4.8/5 |
| Samsung WW22N6850QW + DV22N6800HW | Smart home integration | 4.5/5 |
| GE GFW148SSMWW + GFD14ESSNWW | US brand reliability | 4.4/5 |
Our testing process
We compare every pick against the field on real specifications, certifications, and aggregated owner reviews. We do not take payment for placement, and we flag when a product is older or sold mainly through renewed listings.
Quick comparison
| Pick | Best for | Score | |
|---|---|---|---|
| LG WM3555HWA Combo - Best True All-in-One Unit | Check price | ||
| Bosch 800 Series WAW285H2UC + WTW87NH1UC - Best Premium Wash Quality | Check price | ||
| Miele WWB020WCS + TWB120WP - Best Longevity Investment | Check price | ||
| Samsung WW22N6850QW + DV22N6800HW - Best Smart Home Integration | Check price | ||
| GE GFW148SSMWW + GFD14ESSNWW - Best US Brand Reliability | Check price |
Reviewed in detail
LG WM3555HWA Combo - Best True All-in-One Unit
The LG WM3555HWA does both jobs in one drum, making it the simplest solution for spaces where stacking is not an option. Load laundry, select a wash-and-dry cycle, and return to finished, dry clothes. The heat pump drying system is ventless and significantly more energy efficient than condenser-based combos. Wash capacity is 2.3 cubic feet. Because the dry cycle processes less than the wash cycle can handle, large loads need to be divided for full drying. The unit connects to a standard 240V outlet and uses standard plumbing connections. LG's ThinQ app provides remote monitoring and cycle status alerts. For solo users or couples with moderate laundry volume, this combo handles daily laundry without complication.
Bosch 800 Series WAW285H2UC + WTW87NH1UC - Best Premium Wash Quality
The Bosch 800 Series washer brings the most capable wash performance in the 24-inch category. The ActiveWater Plus system adjusts water use precisely to load size, and the EcoSilence motor minimizes vibration. The matching 500 Series dryer is a heat pump condenser unit with AutoDry sensing. The pair produces genuinely clean results across all fabric types and the washer's gentle drum motion reduces wear on delicate items over time. Both stack with Bosch's stacking kit. The combined footprint is 24 by 24 inches. At around 2,100 dollars this pair sits above mid-range but below the Miele tier, representing strong value for buyers who prioritize wash quality over upfront cost savings.
Miele WWB020WCS + TWB120WP - Best Longevity Investment
Miele designs its laundry appliances to a 20-year service life standard, which changes the value calculation significantly. The WWB020WCS washer uses TwinDos automatic detergent dispensing to add the right amount per load. The drum motion patterns are optimized by fabric type. The matching TWB120WP heat pump dryer is similarly sophisticated with FragranceDos capability for optional scent capsules. Both units are built in Germany and have exceptional finish quality. At around 2,800 dollars for the pair they are the most expensive option here, but spread over 20 years the per-year cost is competitive with mid-range alternatives replaced every seven to ten years. A serious purchase for buyers who want to buy once and stop thinking about their laundry appliances.
Samsung WW22N6850QW + DV22N6800HW - Best Smart Home Integration
Samsung's 24-inch pair connects to the SmartThings ecosystem, allowing voice control via Alexa and Google Assistant, remote cycle monitoring, and AI-powered wash recommendations based on detected load characteristics. The washer's AddWash door is a practical feature for households that frequently forget to add items before a cycle starts. The pair handles a moderate daily laundry volume well. Installation is straightforward if a 240V outlet is available for the dryer. The smart features are genuinely useful rather than gimmicky: remote cycle end alerts mean laundry does not sit wet in the drum for hours. At 1,600 dollars the pair offers the best value-to-features ratio for households already in the Samsung or SmartThings ecosystem.
GE GFW148SSMWW + GFD14ESSNWW - Best US Brand Reliability
GE's 24-inch stackable pair is a strong option for buyers who prefer a domestic brand with widespread US service coverage. GE appliances have a large technician network nationwide, reducing service wait times compared to European import brands. The washer offers a 2.4 cubic foot capacity with a steam clean option. The matching ventless condenser dryer handles up to 4.1 cubic feet. Both install straightforwardly and the controls are intuitive without requiring app connectivity to use effectively. GE's pricing has become more competitive as the 24-inch segment has grown. At around 1,400 dollars the pair is accessible and backed by a service infrastructure that is a genuine advantage outside major metropolitan areas.
How to choose
What to consider
Decide first between an all-in-one combo and a stackable pair. Combos need the least space but cycle slowly and handle smaller dry loads. Pairs need stacking clearance but are faster and more capable. Confirm your electrical access: 240V is required for dryers. Check whether ducted venting is available or if you need a ventless model. Match capacity to your household size: 2.0 to 2.4 cubic feet wash capacity suits one to three people well. Consider brand service coverage if you live outside a large city. Finally, budget for a quality stacking kit, drain hoses, and potentially an electrician visit if your current outlet configuration requires updating.
What to consider
Related picks: [best-compact-washer-and-dryer](/articles/best-compact-washer-and-dryer) for set reviews and [best-compact-washer-dryer-for-apartment](/articles/best-compact-washer-dryer-for-apartment) for apartment-specific advice. See our [methodology](/methodology) for evaluation criteria.
Common questions
A washer dryer combo is a single machine that washes and then dries in the same drum sequentially. A stackable pair is two separate machines stacked vertically. Combos use less floor space and are simpler to install, but drying takes longer and the dryable load is usually smaller than the wash load. Stackable pairs handle more laundry per day and generally clean and dry more effectively.
A combined wash and dry cycle in an all-in-one unit typically takes two to four hours depending on load size and fabric type. This is significantly longer than running separate machines back to back, which usually takes 90 to 120 minutes total for wash plus dry. For households washing one or two loads per day, a combo is manageable. For heavier laundry needs, a stackable pair is more practical.
