Available 
NEFF B3ACE4AG3B Built In Electric Single Oven
from £699.
£699
Rated 4.8 / 5 from up to 3,246 reviews
Colours tracked: Graphite
NEFF Ovens
NEFF B3ACE4AN3B Built In Electric Single Oven review
NEFF B3ACE4AN3B is a built-in electric single oven to shortlist if you want a 71L, A+ rated model with a strong 4.7/5 retailer review score and you’re ready to check the cabinet fit and electrician connection.
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Last verified: 2026-10-27
Quick verdict
NEFF B3ACE4AN3B is easiest to shortlist if you want a built-in electric single oven with a 71L capacity, A+ energy rating and a strong 4.7/5 review score at AO. At £699, it sits in a premium position versus many comparable ovens, so the value question depends on whether the Stainless Steel finish, NEFF brand fit and installation requirements suit your kitchen. Because it needs a 2990W / 13A connection and no plug is supplied, this is as much an install-planning purchase as a price comparison.
Available colours and prices
NEFF B3ACE4AN3B Built In Electric Single Oven is listed with 1 colour option from £699. The visible colours include Stainless Steel, so use the table to compare the option that matches the exact size, colour, format or specification you want. Always confirm the final checkout price, delivery charge and stock status on the retailer page.
| Colour | Key spec | Price | Stock | Last checked | Link |
|---|---|---|---|---|---|
| Stainless Steel | Built-in | £699 | In stock | 2026-10-27 | View |
Key product details
These are the retailer details worth checking first for NEFF B3ACE4AN3B Built In Electric Single Oven: Brand: NEFF; Type: Ovens; Key spec: Built-in; Colours tracked: Stainless Steel. Treat them as a quick fact sheet, then use the retailer page to verify any installation, warranty, delivery or model-number details before buying.
| Brand | NEFF |
|---|---|
| Type | Ovens |
| Key spec | Built-in |
| Colours tracked | Stainless Steel |
| Price range | £699 |
| Owner rating signal | 4.8 out of 5 from up to 3,246 reviews |
| Last checked | 2026-10-27 |
Confirmed product details to check
The tracked model is the NEFF B3ACE4AN3B built-in electric single oven in Stainless Steel, with AO showing a £699 price, 71L capacity, A+ energy rating, two-year warranty and 30-day returns. The official specification lists external dimensions of 595 x 594 x 548 mm, while the niche requirement is 585-595 x 560-568 x 550 mm, so cabinet fit needs checking before checkout. AO also notes that delivery, installation and charges depend on postcode and checkout, which can change the real cost of buying.
What the evidence suggests for shoppers
The main takeaway is that this NEFF oven looks appealing on paper, but the decision is driven by fit, install and value rather than headline features alone. At £699 it sits above the comparable median price of £489 across 327 similar ovens, so you are paying for NEFF positioning, the 71L capacity and the A+ rating rather than chasing a low entry price. For family cooking, 71L is the sort of capacity that can make standard weeknight meals and larger trays easier to manage. The 4.7/5 review score from up to 3,201 reviews is useful reassurance, but it is still retailer reputation context, not a substitute for exact-model testing, and delivery or installation costs may vary by postcode.
Main trade-offs before you buy
The biggest trade-off is price versus specification: £699 puts the NEFF B3ACE4AN3B above many alternatives, so it needs to earn its keep with the right size, finish and feature set for your kitchen. The second trade-off is installation convenience versus electrical reality, because this oven needs a 13A connection and no plug, which means electrician planning is part of the purchase. If you want a simpler swap-in option or a lower upfront cost, compare nearby rivals carefully and factor in delivery, installation and any extra fitting work before deciding.
Price and value benchmark
At £699, this oven sits above the current comparable median of £489, with 207 comparable options starting lower and 106 starting higher. That makes it a mid-to-upper segment buy rather than a budget pick, so value depends on whether the 71L capacity, A+ energy rating and NEFF brand context match what you need in a built-in oven. If you are a buyer who wants a roomy cavity, a premium badge and a fixed built-in install, the extra spend is easier to justify than if you are mainly chasing the lowest sticker price.
Specs versus nearby alternatives
Compared with nearby built-in ovens and compact combination models, the NEFF B3ACE4AN3B stands out more for its full-size 71L capacity and built-in single-oven format than for being the cheapest route into the category. Its external dimensions of 595 x 594 x 548 mm and niche dimensions of 585-595 x 560-568 x 550 mm are the numbers to match against your cabinet opening, especially if you are replacing an older oven. If you are comparing it with alternatives such as built-in double ovens or microwave-combination models, check whether you are paying for extra flexibility you will not actually use.
How much weight to give the review score
AO shows a 4.7 out of 5 review score from up to 3,201 reviews, which is a reassuring public signal for a product at this price level. The important caveat is that this is a retailer review score, not the same thing as exact-model performance evidence, and variant pooling can blur the picture on public listings. Treat it as confidence context only, then anchor the final decision on the dimensions, electrical connection and warranty terms on the live product page.
Who it suits
This NEFF B3ACE4AN3B suits shoppers who want a built-in electric single oven for everyday family cooking, have the cabinet space to match the 585-595 x 560-568 x 550 mm niche dimensions and are comfortable planning for a 13A electrician connection. At £699, it also makes sense for buyers who prefer a Stainless Steel finish and want the reassurance of a strong 4.7/5 review score alongside a 71L cavity. If you are comparing premium-feeling built-in ovens for a fixed kitchen install, this is a sensible shortlist candidate rather than a quick impulse buy.
Who should look elsewhere
Skip the NEFF B3ACE4AN3B if your cabinet fit is uncertain, if you need a simpler plug-in setup, or if you are trying to keep the upfront spend closer to cheaper alternatives. The £699 price is harder to justify when a different brand or feature set would better suit a tighter budget, and the 13A connection means installation planning matters as much as the oven itself. Shoppers who want a double oven, a compact format or a lower total install cost should compare other options instead of forcing this built-in model to fit a different brief.
Everyday use, delivery and ownership checks
For everyday cooking, the useful details here are the 71L capacity, built-in format and the 595 x 594 x 548 mm external size rather than any decorative extras. AO says delivery and installation availability vary by postcode, so convenience depends on where you live as much as on the oven itself, and the two-year warranty is worth checking against the retailer’s current service terms. Before ordering, confirm the latest stock, delivery charge, installation options and whether the Stainless Steel version is still the exact variant you want.
Value verdict
The NEFF B3ACE4AN3B has a credible value case if you want a built-in electric single oven with a 71L capacity, A+ energy rating and a strong review count signal, and you are happy to pay £699 for the right fit. It is easiest to justify for shoppers who value a roomy cavity and NEFF branding more than a bare-bones low price, because the premium only pays off when the cabinet, connection and finish all work for your kitchen. In short, it is a worthwhile shortlist oven for the right home, but only after you verify dimensions, electrician needs, delivery terms and current availability.
Good alternatives to compare
The closest alternatives to compare with NEFF B3ACE4AN3B Built In Electric Single Oven include NEFF B3ACE4AG3B Built In Electric Single Oven, NEFF N50 U1ACE2AN3B Built In Electric Double Oven, NEFF N50 U1ACE2AG3B Built In Electric Double Oven. Use these cards to check whether a nearby model gives you a better price, a more suitable specification or a clearer match for your space and budget.
Available 
NEFF N50 U1ACE2AN3B Built In Electric Double Oven
from £799.
£799
Rated 4.8 / 5 from up to 3,246 reviews
Colours tracked: Stainless Steel
Available 
NEFF N50 U1ACE2AG3B Built In Electric Double Oven
from £799.
£799
Rated 4.8 / 5 from up to 3,246 reviews
Colours tracked: Graphite
Retailer details used
Last checked 2026-10-27. 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.
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Questions about this electrical
Is the NEFF B3ACE4AN3B worth £699?
It can be, if you want a built-in electric single oven with a 71L capacity, A+ rating and NEFF branding, and your cabinet and installation plan already fit. If you are shopping mainly on price, compare cheaper rivals and include delivery and fitting costs before judging value.
Will the NEFF B3ACE4AN3B fit my kitchen cabinet cut-out?
The official dimensions are 595 x 594 x 548 mm, and the niche opening is listed as 585-595 x 560-568 x 550 mm. You should measure your cabinet carefully and compare all three dimensions before ordering, because the external size and the cut-out size both matter.
Does it need an electrician to install?
Yes, the oven requires a 2990W / 13A connection and no plug is supplied, so electrician connection is needed rather than a simple plug-in setup. That makes installation planning an important part of the total cost, especially if you are replacing a different type of oven.
How useful is the 71L capacity for everyday cooking?
The 71L cavity is a strong fit for everyday family cooking, because it gives you enough room for regular trays and larger meals without being a compact compromise. It does not prove cooking performance by itself, though, so it should be weighed alongside the £699 price, the A+ rating and the install requirements.
Is the 4.7/5 rating enough to trust it?
It is a helpful confidence signal, especially with up to 3,201 reviews, but it is not the same as active testing of the exact NEFF B3ACE4AN3B. Use it as supporting context and still check the dimensions, connection type and warranty terms before buying.