Available 
Beko RecycledTub® WTIK94121F Integrated 9kg Washing Machine with 1400 rpm
from £419.
£419
Rated 4.7 / 5 from up to 3,684 reviews
Colours tracked: White
Guide
How to choose the right capacity washing machine
Choose washing machine capacity by household size and laundry habits first, then narrow the shortlist by space, installation type, energy rating and price.
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Last verified: 2026-09-17
What washing machine capacity actually means
Washing machine capacity is the maximum amount of laundry the drum can hold, so it is one of the first things to get right. AO’s guidance also warns that overloading can reduce washing performance, which is why a drum that looks big enough on paper may still feel cramped in daily use. In this shortlist, the Beko RecycledTub WTIK94121F is a 9kg integrated model at £419, while Samsung’s Series 5 AI Energy SpaceMax models are 11kg freestanding machines at £479 and £579, so the capacity step-up comes with a clear installation and price difference as well as a size difference.
Match drum size to your household
A useful rough guide is up to 6kg for 1–2 people, 7–9kg for 3–4 people, and 10kg+ for 5–6 people, but laundry habits matter as much as headcount. A 9kg machine such as the Beko integrated model is a sensible fit for many medium households, especially if you wash bedding, school uniforms or weekend loads in one go. The two 11kg Samsung machines sit more naturally with larger households or homes that want fewer, fuller washes, but they may be more machine than a smaller household needs.
When bigger is better, and when it is not
Bigger capacity can be useful if you regularly deal with bulky loads, yet it only makes sense if the machine fits the space and the budget. The price spread here runs from £419 for the Beko 9kg integrated washer to £579 for the top-priced Samsung 11kg model, so you are not just paying for more drum space; you are also choosing between built-in and freestanding formats. If your kitchen or utility room has tight clearance, or your weekly wash pile is modest, the larger 11kg option can be unnecessary even if it looks more future-proof.
Capacity features that matter in real use
Once the drum size feels right, compare the practical details that affect day-to-day ownership: installation type, dimensions, energy rating, spin speed and noise level. That matters here because the Beko is integrated, while both Samsung models are freestanding, so fit and cabinetry are part of the decision before you even get to programmes or smart features. Higher spin speed can help remove more water, which may shorten drying time, and energy rating is worth checking after capacity because it can shape ongoing running-cost expectations. Shoppers should still confirm the latest dimensions, clearance, delivery options and any installation service details on AO.com before buying.
What the shortlist suggests
The clearest buying signal is still capacity first, not features first: AO’s guidance defines capacity as the amount of laundry a drum can hold and says overloading hurts wash performance. On the visible shortlist data, the Beko RecycledTub WTIK94121F shows a 4.7 rating from 3,684 reviews, while both Samsung Series 5 AI Energy SpaceMax 11kg models show 4.8 ratings from 2,190 reviews each. That is reassuring for reputation, but it does not prove a better fit for your home; the key comparison remains 9kg integrated at £419 versus 11kg freestanding at £479 or £579, with built-in versus freestanding being a real trade-off rather than a side note.
How to narrow the choice before you buy
Start with capacity and installation type, then compare price, because those three factors decide whether the machine suits your household and your room. The Beko 9kg integrated model makes sense if you want a built-in look and a capacity band that often suits 3–4 people, while the Samsung 11kg freestanding options are easier to frame for larger households that want more drum space. Before ordering, check the latest price and availability on AO.com, confirm exact dimensions and clearance, and review the energy rating, spin speed, noise level, delivery options and any installation service so the model you choose actually fits the space and the household routine.
Electricals to use as comparison examples
Available 
Samsung Series 5 AI Energy SpaceMax™ WW11DG5B25ABEU 11kg Washing Machine with 1400 rpm
from £579.
£579
Rated 4.8 / 5 from up to 2,191 reviews
Colours tracked: Black
Available 
Samsung Series 5 AI Energy SpaceMax™ WW11DG5B25AEEU 11kg Washing Machine with 1400 rpm
from £479.
£479
Rated 4.8 / 5 from up to 2,191 reviews
Colours tracked: White
Retailer details used
Last checked 2026-09-17. The source list below is included to help you check the details behind the comparison. Always confirm the latest price, delivery cost, stock status and product details with the retailer before buying.
- Washing Machine | How To Use | Guides & Advice | ao.comHow drum size maps to towels and load handling; reminder to check manual/product.
- Washing Machine & Washer Dryer Measurement Guide | AO.comIntegrated vs freestanding fit; clearance and ventilation guidance.
- Washing Machine | Cheap Freestanding & Integrated Washing MachinesAO’s capacity bands for 7kg, 10kg, 12kg.
- Find the Perfect Largest Washing Machine for Your Needs ao.comLarge-capacity definition and household-size guidance.
- Top Tips for Buying a Washing Machine ao.comCapacity, household-size and feature checklist.
- Washing Machine Buying Guide | Samsung CanadaHousehold-size capacity guidance and example capacities.
Helpful next reads
Use these related electricals guides and reviews to turn the advice into a practical shortlist.
Firmness questions
How do I know what washing machine capacity I need for my household?
Use household size as a starting point, then think about how often you wash bedding or bulky items. As a rough guide, up to 6kg suits 1–2 people, 7–9kg suits 3–4 people and 10kg+ suits 5–6 people, but your laundry habits can push you up or down a size band.
Is a 9kg washing machine enough for a family of 3 or 4?
Often yes, especially if you do regular washes and want enough room for bedding or mixed family loads. The Beko RecycledTub WTIK94121F in this shortlist is a 9kg integrated model at £419, which places it in the middle band many 3–4 person households will compare against.
When is an 11kg washing machine better than a 9kg model?
An 11kg machine is more useful for larger households, frequent bulky loads or anyone who wants fewer, fuller washes. In this shortlist, the Samsung Series 5 AI Energy SpaceMax models are 11kg freestanding machines at £479 and £579, so the extra capacity also comes with a freestanding format and a higher price.
What should I check besides drum capacity before buying?
Check dimensions, clearance, installation type, energy rating, spin speed and noise level before you click buy. Those details can matter as much as capacity if your kitchen space is tight or if the machine will sit near living areas, and they help you compare the Beko integrated model with the Samsung freestanding options properly.
Does integrated vs freestanding matter as much as capacity?
Yes, because it changes where the machine can go and how it looks in the room. A 9kg integrated washer like the Beko is aimed at a different installation job from the Samsung 11kg freestanding models, so you should treat fit and cabinet requirements as part of the decision rather than an afterthought.