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COSTWAY Twin Tub Washing Machine Review: It Pays for Itself, But You Are the Automation

The COSTWAY Portable Washing Machine is best for anyone paying laundromat or shared-laundry prices regularly. Rated 4.2 out of 5 across 2,378 user ratings. The main drawback: the 20 lb figure is 12 lbs washing plus 8 lbs spinning. We scored it 4.2 out of 5.

By Athena, Home & Family Editor Published April 5, 2026 Updated September 26, 2026
4.2Our score
COSTWAY Portable Washing Machine, Twin Tub 20 Lbs Capacity, Compact Laundry Washer(12 Lbs) and Spinner(8 Lbs), Durable Design, Timer Control, Perfect for RV, Apartments and Dorms, Blue+White COSTWAY Portable Washing Machine, Twin Tub 20 Lbs Capacity, Compact Laundry Washer(12 Lbs) and Spinner(8 Lbs), Durable Design, Timer Control, Perfect for RV, Apartments and Dorms, Blue+White, view 2 COSTWAY Portable Washing Machine, Twin Tub 20 Lbs Capacity, Compact Laundry Washer(12 Lbs) and Spinner(8 Lbs), Durable Design, Timer Control, Perfect for RV, Apartments and Dorms, Blue+White, view 3 COSTWAY Portable Washing Machine, Twin Tub 20 Lbs Capacity, Compact Laundry Washer(12 Lbs) and Spinner(8 Lbs), Durable Design, Timer Control, Perfect for RV, Apartments and Dorms, Blue+White, view 4 COSTWAY Portable Washing Machine, Twin Tub 20 Lbs Capacity, Compact Laundry Washer(12 Lbs) and Spinner(8 Lbs), Durable Design, Timer Control, Perfect for RV, Apartments and Dorms, Blue+White, view 5 COSTWAY Portable Washing Machine, Twin Tub 20 Lbs Capacity, Compact Laundry Washer(12 Lbs) and Spinner(8 Lbs), Durable Design, Timer Control, Perfect for RV, Apartments and Dorms, Blue+White, view 6 COSTWAY Portable Washing Machine, Twin Tub 20 Lbs Capacity, Compact Laundry Washer(12 Lbs) and Spinner(8 Lbs), Durable Design, Timer Control, Perfect for RV, Apartments and Dorms, Blue+White, view 7 COSTWAY Portable Washing Machine, Twin Tub 20 Lbs Capacity, Compact Laundry Washer(12 Lbs) and Spinner(8 Lbs), Durable Design, Timer Control, Perfect for RV, Apartments and Dorms, Blue+White, view 8 COSTWAY Portable Washing Machine, Twin Tub 20 Lbs Capacity, Compact Laundry Washer(12 Lbs) and Spinner(8 Lbs), Durable Design, Timer Control, Perfect for RV, Apartments and Dorms, Blue+White, view 9
Product gallery, 9 images

Prices shown were correct on September 26, 2026 and change frequently.

TL;DRThe Short Answer: Is the COSTWAY Portable Washing Machine Worth It?

Without washer hookups, the choice is usually the laundromat or the bathtub, and this machine offers a third way that can pay for itself. COSTWAY's twin tub washes 12 lbs and spins 8 lbs, runs from three knobs, and needs nothing more than a plug and a way to fill and drain it. It suits apartments, RVs and dorms where the person doing the laundry is happy to stay close by. The word to understand before buying is semi-automatic, because every fill, transfer and drain is yours.

NoFussDeal rates the COSTWAY Portable Washing Machine 4.2 out of 5 at $149.99. Last updated September 26, 2026.

Key Facts

Product Dimensions
14"D x 25"W x 28.5"H
Voltage
120 volts
Material
ABS, PP
Color
Blue + White
Item Weight
29 pounds
Special Feature
High Efficiency

What Stands Out

  1. Twin tub: 12 lbs in the washer and 8 lbs in the spinner, 20 lbs in total but never one 20 lb load
  2. Semi-automatic: you fill it, move the wash across to the spinner and direct the drain
  3. Three knobs, a wash selector, a wash timer of up to 15 minutes and a spin timer of up to 5 minutes
  4. Runs on 120 volts with no plumbing; an inlet hose kit is included, and a faucet adapter may be needed
  5. 14 by 25 by 28.5 inches and 29 pounds, light enough for one person to move when empty

Strengths and Drawbacks

What works

  • Can pay for itself against laundromat costs within months
  • Cleans well and uses far less detergent than a full-size washer
  • The spinner is outstanding, leaving clothes close to dry and ready to hang
  • No plumbing and no installation: fill it, plug it in and drain it where you point the hose
  • You set the wash time yourself, up to 15 minutes, so dirty loads get longer and light ones less
  • 29 pounds and freestanding, so one person can move or store it
  • The spinner stops as soon as its lid is opened

What does not

  • Semi-automatic: you fill it, move the wet load between tubs and direct the drain yourself
  • The 20 lb figure is 12 lbs washing plus 8 lbs spinning, not one 20 lb load
  • Durability is uncertain, with mixed long-term results
  • Loud, especially on the spin, and the spinner bangs if the load is unbalanced
  • The supplied inlet hose is short and often does not fit taps
  • The agitator tangles clothes, and bulky items such as comforters do not fit
  • A short 6 month warranty, and warranty questions may go unanswered

Features in Depth

01

Twin Tub, Semi-Automatic: What You Actually Do

Operation mode Semi-automatic Tubs Separate wash and spin Plumbing required None

This is the feature that decides whether the machine suits you, so it belongs first. A twin tub keeps washing and spinning in two separate tubs side by side, and COSTWAY describes the operation as semi-automatic, which in practice means the steps between stages are yours. You fill the wash tub, set the wash timer and let the agitator work; you drain it and refill to rinse; you lift the wet load into the spin tub, set the spin timer, and point the drain hose at a bath, a shower, a sink or outside, somewhere lower than the machine so gravity can empty it. A fully automatic machine does all of that behind a closed door. There are two ways to read this. The first is that it is work: wet laundry is heavy, moving it drips, and you have to be present throughout. The second is that this is exactly what makes the machine possible: with no water connection and no drainage plumbing, it can be used in an apartment bathtub, an RV, a dorm or on a deck. It takes a few washes to find a rhythm, and the machine wins people over once they do. The separate tubs also let you spin something you have washed by hand, or give a load an extra rinse, without running a whole cycle.

$149.99 4.2/5 Check price
02

12 lb Washer, 8 lb Spinner: Reading the 20 lb Figure

Wash tub 12 lb Spin tub 8 lb Dimensions and weight 14 x 25 x 28.5 in, 29 lb

COSTWAY advertises 20 lbs of capacity, and it is clear about where that comes from: 12 pounds in the washing tub and 8 pounds in the spinner. Those are two different tubs, so the figure is a sum rather than a load size. In practice the wash tub sets what a load is, and the spinner takes roughly half of it, so a full wash is often spun in two or three goes. That is less of a chore than it sounds, because the spinner is fast and very effective, leaving clothes close to dry. The realistic pattern is smaller, more frequent washes: a few days of clothes, a set of sheets, a couple of towels. Family laundry is manageable this way over a few sessions, but bulky items such as comforters and heavy blankets still go to the laundromat. The wash tub itself holds more than many expect, and overfilling it is the mistake to avoid: clothes need room to move, and a very full tub can let water seep out at the seam. At 14 by 25 by 28.5 inches and 29 pounds, it fits in a bathtub or a corner and one person can lift it empty.

$149.99 4.2/5 Check price
03

Three Knobs, 120V, and No Installation

Controls 3 knobs Power 330W wash, 110W spin, 120V In the box Machine, inlet hose kit, instructions

The controls are three knobs, a wash selector, a wash timer and a spin timer, and that is the entire interface. There are no programmes and no display, and COSTWAY pitches it as easy enough for older users, and it is genuinely simple to learn. The timer control is COSTWAY's main selling point: rather than a fixed cycle, you choose how long each wash runs, up to 15 minutes, and how long each spin runs, up to 5. Heavily soiled clothes get a full wash, a few lightly worn shirts get less, and delicate items can be run on the gentle setting for a short time. The agitator is vigorous, so use a mesh bag for anything that could stretch or tangle. COSTWAY rates the wash motor at 330W and the spin motor at 110W, on ordinary 120 volt power. In the box are the machine, an inlet hose kit and instructions, and COSTWAY notes that you may need a faucet adapter. In practice the supplied hose often does not fit household taps, and many people fill from a detachable shower head, a garden hose or buckets instead. Plan how you will fill and drain it before the first wash day.

$149.99 4.2/5 Check price
04

Durability, Noise and After-Sales: the Case for Caution

Durability Mixed Noise Mixed Warranty 6 months

Performance, value for money and ease of use are clear strengths; durability and noise are mixed. The noise is the more predictable of the two. This is a plastic machine agitating and spinning water, and it is loud, loud enough in an older building to carry several units down a hallway. A level floor and a rubber or gym mat underneath help, and an evenly loaded spinner makes a big difference: a spin load bunched to one side bangs and wobbles, while a balanced one runs smoothly. On durability, some machines are still going strong after months of regular use, while others leave their owners doubting how long the plastic build will last. A few practical risks are worth knowing. Standing water under the machine can damage the motor, so if you run it in a bath, make sure the bath drain is clear. Plugging in near a tub calls for care with the cord and outlet. COSTWAY lists a 6 month warranty, and at least one owner got no response from the seller or manufacturer on a warranty question, so keep your order details and raise any fault early.

$149.99 4.2/5 Check price

How We Scored It

Based on
The manufacturer's published specifications and the product's live Amazon listing.
Owner rating
4.2 out of 5 on Amazon, recorded September 26, 2026
How we score
We score each thing that comes up most in owner feedback on the COSTWAY Portable Washing Machine. Five things come up most in owner feedback: three draw praise and two split opinion. Its ratings average 4.2 stars (71% five stars, 10% four, 5% three and 14% one or two), so every score starts at 84, that average on a 100 point scale. Where opinion is split, we take off 6. Where it draws mostly complaints, we take off 12. Then we read ten owner reviews in full (every one we found gave it four or five stars) and move the score up to 5 points either way depending on how the owners who mention it rated the product. Our overall score starts from the same 4.2 star average and loses 0.1 for each thing that draws mostly complaints, with 0.1 more when at least a tenth of ratings are one star, never more than 0.3 in all. Nothing comes off here, so it stays at 4.2. Read our editorial standards

Performance

Seven of the ten owner reviews we read mention it. All of them gave the product four or five stars. Score 89: we started at 84 and added 5 because the owner reviews that mention it are positive.

89Positive

Ease Of Use

Seven of the ten owner reviews we read mention it. All of them gave the product four or five stars. Score 89: we started at 84 and added 5 because the owner reviews that mention it are positive.

89Positive

Durability

COSTWAY lists the warranty description as 6M. Six of the ten owner reviews we read mention it, and those owners gave the product four or five stars, so the complaints come from the wider group of buyers. None of the reviews we read say what goes wrong, so this score rests on the buyer ratings. 19% of all ratings are three stars or fewer, which is where complaints like this usually sit. Score 78: w…

Read the full note (456 characters)

COSTWAY lists the warranty description as 6M. Six of the ten owner reviews we read mention it, and those owners gave the product four or five stars, so the complaints come from the wider group of buyers. None of the reviews we read say what goes wrong, so this score rests on the buyer ratings. 19% of all ratings are three stars or fewer, which is where complaints like this usually sit. Score 78: we started at 84 and took off 6 because opinion is split.

78Mixed

Noise Level

Five of the ten owner reviews we read mention it, and those owners gave the product four or five stars, so the complaints come from the wider group of buyers. None of the reviews we read say what goes wrong, so this score rests on the buyer ratings. 19% of all ratings are three stars or fewer, which is where complaints like this usually sit. Score 78: we started at 84 and took off 6 because opinio…

Read the full note (411 characters)

Five of the ten owner reviews we read mention it, and those owners gave the product four or five stars, so the complaints come from the wider group of buyers. None of the reviews we read say what goes wrong, so this score rests on the buyer ratings. 19% of all ratings are three stars or fewer, which is where complaints like this usually sit. Score 78: we started at 84 and took off 6 because opinion is split.

78Mixed

Owner Satisfaction

71% of ratings are five stars and 10% are four. 5% are three stars and 14% are one or two. A sizable share of ratings sit low, so weigh the drawbacks below as heavily as the praise. Score 84: its 4.2 star average on a 100 point scale.

84Mostly Positive

Value for Money

Five of the ten owner reviews we read mention it. All of them gave the product four or five stars. Score 89: we started at 84 and added 5 because the owner reviews that mention it are positive.

89Positive

Specifications

Size and weight

Product Dimensions
14"D x 25"W x 28.5"H
Item Weight
29 pounds

Power

Voltage
120 volts

Materials and warranty

Material
ABS, PP
Color
Blue + White

Other specifications

Special Feature
High Efficiency

What Buyers Say

Based on 2,378 Amazon customer ratings, averaging 4.2 out of 5, recorded 20 September 2026. See the reviews on Amazon

5 stars 71%
4 stars 10%
3 stars 5%
2 stars 4%
1 stars 10%
★★★★★

Pays for itself.

I’ve had this for some time now. Took a bit to adjust to.. but well worth it. I’m a single mom of three. If you don’t have time then this isn’t it. This is a hands on form of washing but I L… Read it on Amazon
BigMommaFay · September 6, 2025 · Verified
★★★★★

My primary washing machine

I bought this after I bought my first house. It was built in 1900 and quite bare-bones. One thing my house doesn't have: washer/dryer hookups. I'm broke now, so I looked for an alternative t… Read it on Amazon
Hannah · December 7, 2025 · Verified
★★★★★

I still love this washer. It's made my life much simpler.

I just received it today, and I am worn out from washing one queen sheet. I can only fill the wash tub from buckets which means filling them at the sink, pouring them in the tub filing anoth… Read it on Amazon
FlowerGlass · June 6, 2026 · Verified
★★★★★

WASHES CLOTHES GREAT AND FAST!!!!

WASHES SOOO GOOD!This machine washes 10xs better than my RAGGEDY washing water!!!The spin cycle will get anything 95% DRY!UPDATE: THE SELLER DID NIT SELL THE TWO YEAR WARANTEE, THE MANUFACTU… Read it on Amazon
Debra Chittwood · July 23, 2026 · Verified
★★★★☆

Impressive lightweight little machine

I'm impressed! For such a lightweight, small machine, it does a great job. I’d give this washing machine 5 stars, but I’ve only used it once so far. The wash basin holds more than I expected… Read it on Amazon
TFlight · September 8, 2026 · Verified
★★★★★

Get you one - you won't regret!

The COSTWAY Portable Washing Machine is a game-changer for apartments with no in-unit washers. This machine was delivered timely and securely packed. I can typically wash about a week's wort… Read it on Amazon
Tallie Lou · April 18, 2026 · Verified

Setting It Up

  1. Check your tap before the first wash day

    COSTWAY notes that a faucet adapter may be needed if the supplied inlet hose does not fit, and it often does not. Work out in advance whether you will fill from a tap, a detachable shower head or a garden hose.

  2. Choose a spot with a drain and a level floor

    The machine drains by gravity through a hose you direct, so the end of the hose has to sit lower than the machine: a bath, a shower tray, a floor drain or outside. The bathtub is the natural spot, or a sturdy shelf beside it. A level surface matters, because an unbalanced spin on an uneven floor is the main source of noise and movement.

  3. Put a towel under the transfer path

    Moving a wet load from the wash tub to the spin tub drips. A towel or mat along that path, and under the machine, saves mopping every time and cuts some of the noise.

  4. Learn the three knobs in one wash

    Wash selector, wash timer, spin timer. There are no programmes to memorise, and a few washes are enough to settle into a routine.

  5. Size the first load to the washer tub, not the 20 lb figure

    Twelve pounds is what the wash tub takes, and it holds more than it looks. Do not fill it to the top: clothes need room to move through the water, and overfilling can let water seep out at the seam.

  6. Balance the spin tub deliberately

    Spread the load evenly around the spinner, use the pressing cover on top, and hold the machine steady as the spin starts. A balanced spin is quieter and drier, and an unbalanced one is behind most complaints about banging.

Common Questions

Does the 20-pound capacity mean I can wash a 20-pound load?

No, and this is the most common misreading of the machine. COSTWAY splits the 20 pounds across two separate tubs: 12 pounds on the wash side and 8 in the spinner. They are not one drum, so a full wash is moved across to the spinner in batches small enough for it to balance, often two or three. The wash tub also needs room for water to move the clothes; packed to the brim, the clothes do not move and water can seep from the seam. Think of it as a machine for a few days of clothes or a set of sheets at a time.

Do I need a proper washer hookup, or will a sink and a bathtub do?

A plug, a way to fill it and somewhere lower to drain are the whole requirement. It is freestanding and runs on standard 120 volt household power, so no plumbing work is involved. COSTWAY supplies an inlet hose kit and notes that a faucet adapter may be needed; the hose is often short or a poor fit, and a detachable shower head or garden hose works better. It drains by gravity, so the end of the drain hose has to sit lower than the machine, which is why the bathtub is the usual spot. At 14 by 25 by 28.5 inches and 29 pounds, one person can lift it in and out.

How much of the work do I still have to do myself?

Most of it. Semi-automatic means the machine agitates and spins, and you handle everything in between. You fill the wash tub, set the wash timer, drain it, refill to rinse, then lift the wet load into the spinner and set that timer separately. Three knobs, a wash selector and two timers, are the whole interface, which makes it easy to learn, though it is plainly manual work. If you want to start a load and leave the house, this is the wrong machine. If you are nearby anyway, the timers let you stop the moment clothes look done.

Can I wash in warm or hot water?

Only by supplying it. The machine washes in whatever water you put in, and it is not built for hot water loads. Warm water from the tap or a shower head suits most laundry, and liquid detergent dissolves more easily than powder in cooler water. Do not pour boiling water into the plastic tub.

Why does the spinner rattle and walk across the floor?

An unbalanced load, nearly every time. The spinner works by throwing water outward, so a towel bunched to one side pulls the basket off centre, and a light plastic body has little mass to absorb that. Stop the spin, spread the load evenly around the basket, press it down with the cover, and restart, holding the machine steady as it gets up to speed. Noise is a mixed point at best, so expect it to be loud even when loaded properly. A level surface and a rubber or gym mat underneath help a lot.

What tends to go wrong, and how long should this last?

Durability is the soft spot: mixed rather than bad, with some machines running for months of regular use without trouble. COSTWAY lists a 6 month warranty, which is short for an appliance, so raise any fault early and keep your order details. The practical risks are water pooling under the machine, which can damage the motor if a bath drain is blocked, overfilling the wash tub, and spinning unbalanced loads. Treated as a light-duty machine, with moderate loads and the tubs drained after use, it repays what it costs.

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The Verdict

4.2Out of 5
Pays for Itself

For anyone paying a laundromat, this is an easy piece of arithmetic, and it can pay for itself within months. It washes well, uses little detergent, and its spinner leaves clothes close to dry, often drier than a full-size machine manages. Performance, value and ease of use are all strengths. What you are buying is a twin tub, which means semi-automatic: you fill it, set a wash timer, drain and refill to rinse, lift the wet load across to the spin tub in batches, and point the drain hose somewhere lower than the machine. That is the trade that lets a washing machine live in a bathtub, an RV or a dorm, and it is either the price of admission or a deal breaker depending on the buyer. Two cautions hold the score back. It is loud, and durability divides opinion, with a 6 month warranty and warranty questions that may go unanswered, so keep your order details and raise faults early.

Who should buy it

  • Anyone paying laundromat or shared-laundry prices regularly
  • Apartment, RV, dorm and cabin dwellers with no laundry connection
  • Households happy to wash small loads often rather than one large weekly load
  • Buyers who want control over wash time rather than fixed programmes
  • People who can stay with a wash rather than starting it and leaving

Genuinely clean clothes, a superb spinner and real savings against the laundromat, in exchange for doing the filling, moving and draining yourself, putting up with the noise, and accepting that durability is mixed.

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