Buying a new build property: Advantages, drawbacks and what to check

The main advantages of buying a new build property are modern accommodation, potentially lower energy use, less immediate refurbishment and the reassurance of a new-home warranty. Some developments also offer lifts, concierge services and shared facilities that are difficult to find in older homes.

But a new home still needs careful assessment. The asking price, construction quality, ongoing charges and terms of the purchase all matter as much as the finish in the show apartment.

For buyers in London, the best choice is the home that works well to live in and makes sense to own.

The advantages of buying a new build property

1. A home that needs less initial refurbishment

A newly completed property can save you the disruption of replacing a kitchen, updating bathrooms or coordinating several trades before moving in.

That can be particularly appealing if you are relocating, have limited time or want a London base that is ready to use. New appliances and fittings may also reduce some early repair expenditure.

Check what “finished” actually includes. Flooring, fitted wardrobes, window coverings and landscaping may be extras, and the show home may have a higher specification than the property you are reserving.

2. Better energy performance

New homes generally offer stronger energy performance than older housing, helped by modern insulation, glazing and heating design. However the running cost of your particular home depends on its size, systems, tariffs and how you use it. Ask to see the Energy Performance Certificate and understand the heating arrangements.

In an apartment building, investigate communal heating charges, standing charges, ventilation and summer comfort. Large windows may look impressive but deserve questions about shading and overheating.

3. Layouts and facilities that suit your routine

Some new developments provide step-free access, lifts, secure cycle storage, parcel handling and communal workspaces. These can make everyday life easier.

Prioritise the features you will use. A practical utility cupboard, good storage and space for a proper desk may be more valuable to you than a residents’ lounge.

Walk through the floor plan with your own furniture in mind. Check where you would dry laundry, store suitcases and take a work call while someone else uses the living room.

4. Some choice over finishes

Buying early may allow you to select flooring, worktops or other finishes. Availability depends on the developer, construction stage and contract.

Ask for a written specification showing what is included, which upgrades cost extra and when choices must be finalised. Keep a record of the agreed selections.

5. No onward chain from the developer

The developer is not waiting to buy another home, which removes one source of uncertainty in a conventional chain.

That does not guarantee a quick move. A finished property and an apartment bought off-plan have very different timing risks. Construction, certification and legal readiness can affect completion.

6. Warranty protection

Many new homes come with a warranty, but its scope needs careful reading.

For example, NHBC Buildmark generally includes a two-year builder warranty period backed by NHBC’s guarantee, followed by eight years of insurance for qualifying damage caused by defects in specified parts of the home. It is not comprehensive cover for every problem for ten years.

Confirm the provider, cover dates, exclusions, claim thresholds and how defects should be reported. A warranty supports your protection; it does not replace an independent inspection.

7. Scope to negotiate the overall package

A developer may offer a price reduction, upgraded finishes or a contribution towards certain costs. Availability varies by development and individual plot.

Assess the effective deal against comparable properties. An attractive incentive does not make an inflated price good value. Disclose incentives to your solicitor and mortgage adviser so they can be dealt with correctly.

The old Help to Buy equity loan scheme in England has closed. It should not be presented as a current reason to buy a new home. Any alternative purchase scheme needs its own eligibility and cost assessment.

The drawbacks to weigh up

You may pay a premium for buying new

Brand-new finishes and developer marketing can command a premium. Compare the price with completed resales nearby, including homes within the same development where available.

Consider what happens when you sell. Your property may then compete with another phase of brand-new homes offering fresh incentives.

Service charges can change the affordability picture

Concierges, gyms, pools and landscaped grounds require funding. Ask for the service-charge budget, what assumptions it uses and how costs may change as the development fills up.

Establish whether any introductory subsidy expires. If you are buying a freehold house, check for estate charges too. Our freehold vs leasehold guide explains why tenure and ongoing costs need to be considered together.

Snagging and defects still happen

A pristine appearance does not prove that everything works properly. Arrange an independent inspection at the appropriate stage, agree how issues will be recorded and establish who will fix them.

Ask which consumer code applies. Buyers covered by the New Homes Quality Code have access to the New Homes Ombudsman Service, but coverage depends on the developer and purchase circumstances.

Off-plan purchases introduce additional uncertainty

When you buy before construction is complete, you commit without seeing the finished home. Your solicitor should explain deposit protection, permitted specification changes, completion notice provisions and any contractual long-stop date and termination rights.

Your mortgage offer may also expire before the property is ready. Discuss that possibility before exchange, particularly if your finances or borrowing requirements could change.

What should you check before reserving?

Ask for clear answers to these questions:

1. What is the full price, including selected extras and any separately priced parking or storage?
2. What are the reservation fee and cancellation terms?
3. What tenure, restrictions and ongoing charges apply?
4. What evidence supports the price against local resales?
5. What is the expected completion timetable, and what happens if it slips?
6. Which warranty and consumer code cover the purchase?
7. When can an independent inspector visit, and how will defects be resolved?
8. Will nearby building work continue after you move in, and what could it mean for access, noise or outlook?

Leave enough time for independent legal advice before committing to contractual deadlines.

Frequently asked questions

Is a new build a good investment?

A new build may appeal to tenants, but attractive interiors do not guarantee a sound return. Test realistic rental income against service charges, maintenance, management, financing and periods without a tenant.

For owner-occupiers, consider your likely holding period and future buyers’ needs. Transport links, usable space, natural light and manageable running costs will continue to matter after the “brand new” appeal fades.

Do I need an inspection on a new build?

Yes, an independent inspection can identify issues that are difficult to spot during a viewing. Agree the timing and scope with the inspector and developer, and discuss contractual implications with your solicitor.

Can I negotiate with a developer?

Sometimes. The strength of your position depends on demand, competing homes and the developer’s circumstances. Compare the total package and put agreed terms in writing.

Are new builds always cheaper to run?

No. Energy performance may be better, but service charges, heating tariffs and other costs can offset savings. Compare the likely total annual expenditure.

Independent help with a new-build purchase

Curetons helps you compare developments, assess individual homes and negotiate the purchase. We look beyond the brochure to the layout, location, costs and practical details that will shape ownership.

Find out about our new-build and off-plan property buying service or contact us to discuss your London search.