Coffee Machines: The Complete Buying Guide

Choose coffee machines by what you drink

Write down the drinks your household makes most often, including their approximate size. “Coffee every morning” is less useful than “a large black mug each, followed by a cappuccino at the weekend”.

Mostly black coffee

If you enjoy a pot of black coffee shared over breakfast, put an automatic filter machine on your shortlist. It passes hot water through ground coffee held in a filter, collecting the drink in a jug.

An Americano takes a different route: espresso diluted with hot water. Do not assume that a machine’s “long coffee” setting makes filter coffee, or that a larger drink button reproduces the flavour you already like. Ask how the drink is prepared and, where possible, taste it.

Mostly espresso, cappuccino or flat white

Consider either a portafilter espresso machine or a bean-to-cup machine. A portafilter is the handled holder containing the coffee basket: with a hands-on machine, you prepare and fit it yourself.

Choose the hands-on route if adjusting coffee and learning milk technique appeal to you. Start with bean-to-cup if you would rather select a drink than prepare each coffee puck. Our guide to bean-to-cup machines explains that option in more detail.

Mostly quick individual drinks

Capsules deserve consideration when portioned coffee and a straightforward preparation routine matter most. Check the system carefully: Nespresso’s own comparison, for example, distinguishes Original’s espresso-focused range from Vertuo’s broader serving sizes and different brewing technology.

Taste the specific drinks you expect to buy. A familiar drink name on the packaging is not enough to establish that you will enjoy the result.

Compare machine types against your routine

The criteria below are drink style, preparation involvement, grinder requirements and the main compromise. These are starting points for choosing a category, not performance rankings or recommendations of particular models.

A pour-over dripper or cafetière also makes a useful comparison before committing to an electrical appliance. If you already enjoy that style of coffee, ask what you want a machine to improve: unattended brewing, a shared batch or a different drink altogether.

For a fuller explanation of the categories, read machine types explained. Keep this buying decision focused on your own routine rather than collecting features.

Choose the complete setup, not just the appliance

Instead of treating entry, middle and premium tiers as quality grades, compare what each complete setup lets you do.

• A focused setup: choose equipment for your main drink, without adding milk systems or controls you do not expect to use.
• A learning setup: prioritise accessible adjustments, a suitable grinder and a workflow you want to practise.
• An automated setup: assess drink preparation and cleaning together, rather than judging convenience by the drink button alone.

To work out the full commitment, list the machine, grinder where needed, milk equipment, scales, filters, cleaning products and replacement water cartridges. Add coffee consumption, milk use, electricity and any servicing requirements over the same ownership period for each candidate.

Request itemised written quotations for packages, servicing or extended cover. Check what is included, the VAT basis and whether ongoing supplies must come from a particular supplier. Compare equivalent packages rather than a bare machine against a complete bundle.

Decide what you need from a grinder

For a hands-on fresh-bean espresso setup, treat the grinder as part of the purchase. You need adjustment that suits espresso, not simply a product labelled “coffee grinder”.

Grinding changes the resistance water encounters as it passes through the coffee. Sage’s espresso guidance links an excessively fine grind with restricted flow, and an excessively coarse grind with rapid extraction. Adjustment therefore has a practical job, rather than being an enthusiast’s extra.

Ask these questions:

• Is the grinder intended for espresso, filter brewing or both?
• Can you make small, repeatable adjustments?
• Can you clean it without an awkward dismantling routine?
• If you alternate regular and decaffeinated coffee, how will you change between them?

Do not assume every burr grinder covers every method. Moccamaster, for example, describes its KM5 as less suitable for fine espresso grinding.

Pre-ground coffee remains an option where the machine and basket permit it. Check the instructions before buying: basket requirements differ, and the convenience of pre-ground coffee should be assessed against the adjustment you want.

Choose the milk routine you can live with

Compare milk texture, preparation and washing up as separate requirements.

A steam wand gives you direct involvement in texturing milk. Some machines also offer automatic wand operation: Sage’s Bambino Plus manual, for example, describes both automatic and manual milk texturing. “Automatic milk” therefore does not always mean an attached milk container.

An automatic carafe or tube system is worth investigating if dispensing milk into the cup is your priority. Read its disassembly instructions before deciding that it is convenient. De’Longhi’s Rivelia manual separates the after-use cleaning function from thorough cleaning of the milk carafe.

A standalone frother is another arrangement to consider, particularly if you want to keep milk preparation separate from coffee brewing. Ask to see its finished texture rather than assuming it will match a steam wand.

If you use a plant-based drink, seek a demonstration with that product. De’Longhi notes that frothing results vary with the type, brand and ingredients of the milk or alternative. If someone has a milk allergy, do not assume a rinse programme establishes adequate allergen removal: ask for specific guidance before sharing milk equipment.

Check space, water and cleaning before ordering

Measure the working space

Measure width, depth and height in centimetres, then check how you will:

• refill or remove the water tank;
• open the bean hopper beneath a cupboard;
• remove the drip tray and grounds container;
• move a steam wand and position a jug;
• fit your usual cup beneath the outlet.

Use the manufacturer’s published dimensions as the starting point, not the complete installation requirement. Read any ventilation and placement instructions. A cardboard footprint on the worktop is a useful way to test whether the proposed position still leaves preparation space.

Check your local water

Look up your own water supplier’s hardness information rather than using a national average. Thames Water, for example, provides postcode-based water-quality information and explains the relationship between minerals, hardness and limescale.

When comparing the report with machine instructions, match the units. “mg/L as calcium carbonate” expresses hardness on a calcium-carbonate-equivalent basis; do not substitute a calcium-only result.

Use the machine’s hardness test where supplied, and follow its instructions for filters and descaling. Ask the manufacturer if your water treatment arrangement is not covered by the manual.

Read the cleaning instructions first

Cleaning is part of choosing the machine, not a problem to solve afterwards. Find the instructions for the coffee path, milk equipment, drip tray, grounds container and descaling.

Do not treat a rinse as a substitute for every other maintenance task. The Rivelia manual, for example, has separate procedures for milk-carafe cleaning, infuser cleaning and descaling. Sage instructs Bambino Plus users to wipe the steam wand after milk texturing and allow it to purge.

For a filter machine, check jug and filter-holder care too. Moccamaster explicitly advises against putting its removable parts in a dishwasher. Never generalise one manufacturer’s cleaning method to another appliance.

Look beyond the feature list

For filter machines, check the exact model against the Specialty Coffee Association’s certified home equipment list. SCA certification involves third-party testing against brewing and performance requirements. It is useful evidence about brewing performance, but not a substitute for checking access, cleaning or warranty support.

For espresso machines, ask what a specification changes in use. Can you adjust the coffee preparation? What happens when you make several milk drinks consecutively? Does a claimed rapid start include the preparation you need for your drink?

Treat published specifications as manufacturer claims, not independent proof of reliability. Request the manual for the exact UK model and check that any demonstration uses the same version.

Understand UK warranties and consumer rights

For a household purchase from a trader, the Consumer Rights Act 2015 requires goods to be of satisfactory quality, fit for purpose and as described. Your statutory rights are against the retailer; a manufacturer’s warranty is additional protection, not a replacement.

There is normally a 30-day short-term right to reject faulty goods. After that, repair or replacement is generally the next remedy. For faults appearing within six months, the law generally presumes the fault existed at delivery unless the trader establishes otherwise.

Online purchases generally have a separate change-of-mind cancellation period: notify the retailer within 14 days of receiving the goods, then return them within a further 14 days. Exceptions and permitted deductions can apply, so do not assume you can extensively brew-test a machine and return it unchanged.

Read the UK warranty terms for registration, domestic-use restrictions, maintenance requirements and the repair process. Keep proof of purchase and report faults promptly. A warranty’s expiry does not automatically end statutory rights.

Follow this decision path and build your shortlist

1. Name your main drink. Begin with filter for shared black coffee, or investigate espresso equipment for espresso-based drinks.
2. Choose your involvement. Decide whether preparing coffee is an enjoyable activity or something you want automated.
3. Choose the milk arrangement. Include cleaning and storage, not just dispensing.
4. Check the complete setup. Include the grinder, accessories, water requirements and ongoing supplies.
5. Eliminate poor practical fits. Reject machines whose access, cleaning or support arrangements do not suit your home.
6. Compare the remaining candidates. Use the same drink and routine in each demonstration.

Before ordering, ask the retailer:

• Can it prepare my usual drink in my actual cup?
• What must I do before and after each session?
• What equipment and consumables are not included?
• How do I switch coffee, including decaffeinated coffee?
• Which parts are user-cleanable or replaceable?
• Who handles a fault, and what happens during repair?

The best shortlist is one in which every remaining coffee machine suits your drinks and household. Appearance and extra programmes can then settle the choice, rather than conceal a poor practical match.