Compact combi microwave with extra cooking options

The Toshiba MW3-SAC23SF(MB) is a 23-litre freestanding combination microwave designed to handle everyday meals in smaller kitchens. With 900W microwave power, a 1000W grill and convection cooking, it aims to replace several appliances in one neat black box.

Toshiba has a solid reputation for reliable, no-nonsense microwaves, and this model follows that template but adds modern touches like app-linked air fry cooking and a stainless steel interior. It’s not the cheapest solo microwave you can buy, but for a full combi it sits in approachable mid-range territory.

Backed by an impressive 4.8 out of 5 rating from over 2,000 owner reviews, it’s clearly doing something right for busy households who want quick, flexible cooking without needing a full-sized oven.

Table of Contents

Key features

  • 23 litre capacity — Great for small households
  • 900W of power — Cooks food rapidly and evenly
  • 10 programmes — Preset programmes make cooking easy
  • Button & dial controls — Change settings easily
  • Dimensions (cm) – H28 x W46.9 x D41.5

Who this combination microwave is best for

This 23-litre Toshiba is ideal for small households, couples and flat dwellers who want more than a basic microwave but don’t have space for a separate oven and grill. The capacity is generous enough for plates of leftovers, ready meals and smaller roasting dishes, without dominating a compact worktop.

If you’re looking for a mid-range appliance that can microwave, grill and bake, this hits a sweet spot. It’s well suited to people who cook most nights but don’t need a huge cavity – think students in shared houses, downsizers, or families using it as a second oven to support a main cooker.

The button and dial controls, clear LED display and 10 automatic programmes make it friendly for anyone who wants fast, predictable results without fiddling. You don’t need to be a gadget lover to use it, but the optional TSmartLife app and air fry cooking will appeal if you like trying newer features.

If you mainly reheat drinks and the odd ready meal, this might be more machine than you need. But if you want to toast, crisp, bake and roast in a compact footprint, it’s a strong candidate.

What we like

The 23-litre capacity is a great match for smaller kitchens, providing enough room for everyday dishes while keeping the overall size manageable at just 28cm high. It’ll sit comfortably under cupboards and on crowded worktops.

With 900W of microwave power and a 1000W grill, it cooks and reheats food quickly and evenly, so weekday dinners and frozen favourites don’t drag on. The convection function adds proper oven-style cooking, handy for pizzas, traybakes and small joints.

There are 10 preset programmes and an auto cook function, which take the guesswork out of common tasks like defrosting and cooking staples. Paired with a simple button and dial layout and a clear LED display, it’s very straightforward to operate.

The stainless steel interior is another plus, as it tends to be more durable and easier to wipe clean than painted cavities. Add in the air fry cooking support via the TSmartLife app and you have a very versatile little all-rounder that can deliver crisp finishes without a separate air fryer.

A two-year manufacturer warranty and the excellent 4.8/5 user rating with over 2,000 reviews add confidence that it’s built to last and performs well in real homes.

Where it could be better

At 23 litres, the cavity is on the smaller side compared with full-sized combination ovens, so large families or keen bakers may find it restrictive for bigger roasts or high-volume batch cooking.

There’s no dedicated reheat function listed, which is surprising for a modern microwave. You can still reheat using standard power levels and programmes, but it’s not as one-touch convenient as some rivals.

You only get five microwave power levels. That’s perfectly adequate for most people, but if you like very fine control over power for delicate dishes, you might find it a little basic.

There’s no steam cooking, crisp plate system, or keep warm function, so if you’re chasing every possible extra feature, this isn’t the most fully loaded combi on the market. The lack of a delay timer will also be a minor niggle for anyone who likes to pre-programme cooking around a busy schedule.

Everyday use

Day to day, the Toshiba MW3-SAC23SF(MB) is designed to be as straightforward as possible. The combination of physical buttons and a rotary dial makes setting time, temperature and programmes quick, without digging through deep menus. The digital timer and LED display are clear and easy to read at a glance.

The left-hinged, side-opening door with pull-out handle feels familiar, and the interior light lets you keep an eye on food without opening the door and losing heat. The 28.8cm turntable is large enough for typical dinner plates and small baking dishes, while still turning freely inside the 23-litre cavity.

The stainless steel interior not only looks more premium than painted cavities, but also wipes down easily after splashes and spills. With combination cooking, you’ll likely use it more intensively than a simple solo microwave, so this ease of cleaning helps keep maintenance low.

Because it’s a standard plug-in appliance with a modest 1450W electrical connection requirement and a 6-amp fuse rating, installation is as simple as finding it a level, heat-safe surface and plugging it in. There’s no complicated setup, so you can start using the basic microwave and grill functions right away, and explore the app-linked air fry options in your own time.

Performance and features

Core microwave performance is strong thanks to the 900W maximum power and five selectable power levels. This is enough to defrost, reheat and cook most everyday foods quickly and evenly, without the frustrating cold spots you often see in lower-powered models.

The real advantage of this Toshiba is its combination of heating methods. As a true combi microwave with convection and a 1000W grill, it can brown and crisp in ways a solo microwave simply can’t. That means golden cheese toppings, crisp pizza bases and baked potatoes with properly firm skins, rather than soggy jackets.

There are 10 built-in programmes plus an auto cook function, offering set-and-forget options for common foods. These automatic settings simplify cooking times and power levels, which is particularly useful if you’re not confident tweaking settings yourself. Defrosting is also covered by a dedicated defrost function and programme, taking the edge off frozen meat and bread without part-cooking.

The TSmartLife app’s air fry cooking function is a standout extra. While it still uses the microwave’s own heating system rather than oil and a separate element like a dedicated air fryer, it’s designed to provide healthier, crisp-style results on chips, nuggets and other snacks with minimal added oil.

Although it lacks steam cooking, rotisserie, or a specialist crisp plate system, the mix of convection, grill and auto programmes means it competes well in a busy combi-microwave market. For most households, it delivers all the important functions without becoming complicated to use.

Value for money

At its listed price, the Toshiba MW3-SAC23SF(MB) represents solid mid-range value for a combination microwave. You’re paying more than you would for a very basic solo model, but you’re also getting convection, a powerful grill, app-enabled air fry cooking and a durable stainless steel interior.

The generous feature set and versatile cooking modes mean it can realistically stand in for a small oven and grill, which may save you from buying additional appliances. For anyone short on space, that consolidation alone makes the price easier to justify.

Crucially, the value case is backed up by real-world feedback. A 4.8 out of 5 rating from over 2,000 reviews suggests most owners feel they’ve had a good return on their money in both performance and reliability. Add in the two-year manufacturer warranty, and it stacks up as a smart purchase for households wanting a capable, compact combi without going into premium-price territory.

Our verdict

The Toshiba MW3-SAC23SF(MB) is a highly capable compact combination microwave that punches above its size. It combines strong 900W microwave performance with a 1000W grill, convection oven functionality and app-supported air fry cooking, all wrapped in a practical, easy-to-clean stainless steel interior.

It’s best suited to smaller households, flats and anyone who needs a versatile second oven to handle side dishes, snacks and quick midweek meals. Straightforward controls and helpful auto programmes keep the learning curve gentle, while the high user rating and two-year warranty provide reassurance.

If you routinely cook large joints or family feasts, the 23-litre capacity will feel limiting and you may miss extras like steam cooking or a keep-warm mode. But for most everyday kitchens looking for a flexible, space-saving upgrade over a basic microwave, this Toshiba is a well-judged, good-value choice.

FAQs

What is the capacity of the Toshiba MW3-SAC23SF(MB)?

It has a 23-litre capacity, which is ideal for couples, small families and anyone with a compact kitchen or limited worktop space.
Yes. It’s a combination microwave with convection and grill functions, so you can bake, roast and brown food much like a small oven.
Yes. When used with the TSmartLife app, it offers air fry cooking modes designed to create crisp results with little or no added oil.
The microwave delivers up to 900W of power, while the built-in grill is rated at 1000W, giving fast cooking and effective browning.
The interior is stainless steel, which is generally more durable and easier to wipe clean than painted cavities, especially after splashes and spills.
Yes. It includes 10 preset programmes, an auto cook function and a dedicated defrost programme to simplify common cooking tasks.
The dimensions are approximately H28.0 x W46.9 x D41.5 cm, making it a relatively compact freestanding model for most worktops.
It includes a 2-year manufacturer warranty, offering extra peace of mind against faults and defects.

Toshiba MW3-SAC23SF(MB) 23 Litre 28cm High, Freestanding Small Combination Microwave Oven Review

£159.00

Overall score

9.0/10

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