Model review · LG

LG NeoChef LMC0975ST review

A compact inverter microwave with plus/minus touch controls.

Research checked 2026-10-19 · Our editorial approach

Earlier model: use this review when checking a specific seller offer or identifying an existing microwave. Availability and condition need a separate check.

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LG NeoChef LMC0975ST manufacturer image
LG LMC0975ST NeoChef countertop microwave, manufacturer gallery reference. LG Electronics
A useful fit for

Personal portions with documented inverter control.

The main tradeoff

Sensor marketing conflicts with the exact manual; mute is unconfirmed and touch adjustment differs from a number pad.

Your needs, this model

Does it fit your priorities?

Is it a confirmed sensor-reheat microwave?

Not in our matching. LG’s headline claims humidity sensing, but its model manual and builder sheet describe Auto Cook/Reheat without a sensor mode. Choose a clearly documented sensor model if that is essential.

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Does it have an ordinary number pad?

The reviewed manual uses More/Less plus/minus controls to adjust time, power, quantity or weight. That is a different workflow from directly typing time on numbered keys.

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How much space does the reviewed edition need?

The 2023 manual gives 18.75 inches wide, 14.5 deep and 10.6875 high, with four-inch clearance above, at both sides and behind. The builder sheet’s swapped body/cavity labels should not be used to approve a tighter space.

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The LG LMC0975ST is an earlier compact NeoChef worth considering for personal portions and verified inverter power delivery. Its plus/minus touch interface is different from a conventional number pad. A significant caution concerns sensor cooking: LG's product page and model documentation do not align, so this review does not recommend it for an essential humidity-sensor requirement.

Compact cooking without a familiar number pad

Someone who normally types a time as four digits should inspect this control layout before choosing it. The reviewed LMC0975 family manual uses a More/Less control to change time, power, quantity or weight, alongside Auto Cook, Power Level, Stop/Clear and Start/Enter. That may suit a person who prefers fewer controls, but it is not equivalent to typing any time directly on a numerical keypad. LG's 2023 LMC0975 family manual, control panel.

A short reheating routine may be straightforward once learned. A household with several people and very different habits should consider whether everyone understands the same sequence. The best interface is the one you can use correctly without guessing whether the displayed number represents seconds, power or a portion.

Inverter operation is documented; automatic sensing is disputed

LG explicitly identifies Smart Inverter for this exact model. That makes it relevant when your preferences include controlled lower-power heating and defrosting. The design alone does not establish a measured heating-uniformity score, and food still needs the handling and standing time appropriate to the meal. LG LMC0975ST product page.

The sensor question is less straightforward. That product page advertises humidity sensing, but the exact-model builder sheet and the 2023 family manual describe Auto Cook and Auto Reheat programs rather than a sensor-cooking chapter. We therefore leave sensor reheating unconfirmed for matching. If automatic sensing is the reason for buying, obtain confirmation for the actual unit or choose a model whose exact documentation clearly supports it.

Use the manual's body measurements for this edition

The 2023 manual specifies an exterior 18.75 inches wide, 14.5 deep and 10.6875 high. It separately identifies the cavity measurements. The builder sheet has inconsistent body and cavity labels, so this review does not copy its smaller apparent dimensions as a fit claim. Check your offered edition against the supplied manual and actual unit.

The same manual requires four inches of clearance at the top, sides and back. That is a substantial addition to a compact body's footprint. Plan an open-counter position with safe door access and space for the plug. An empty shelf that matches body width is not enough. LG installation requirements.

A small cavity with a useful tray reference

LG lists a 0.9-cu.-ft. cavity, 1,000-watt cooking output and a twelve-inch turntable in its exact-model builder sheet. Treat the tray as a reference for dish checking, not a guarantee of door clearance or unrestricted rotation for every twelve-inch object. A covered bowl or rectangular meal container can fail a fit that a plain round plate passes. LG LMC0975ST builder specifications.

For one person's lunch, that size can be more useful than a larger oven consuming the only preparation area. For a family casserole, nominal volume and tray diameter are insufficient evidence. Measure the cookware that matters most and make sure you can get it through the door comfortably with protected hands.

Cleaning and alerts are separate conveniences

The model has LG's EasyClean interior and glass-touch controls. These features concern surface design and cleaning routines, not self-cleaning or a promise that dried food never needs attention. Keep residue off the door-contact surfaces and follow the manufacturer's cleaning instructions instead of using harsh abrasives because the finish is marketed as easy to clean.

The manual describes keypad beeps and an end-of-cycle melody, but the reviewed exact material does not establish a mute setting. Someone selecting “documented mute is essential” should not receive this as a confirmed match. The manual also explains that a cooling fan may continue after cooking; the absence of microwave heating is not the same as immediate silence.

What the earlier-model label means

LG's page points shoppers toward a newer model. The LMC0975ST remains useful as a documented earlier reference, but a model page cannot verify the age, condition or accessories of a particular marketplace offer. Keep the ST code separate from LMC0975AST, which has its own support identity; a similar family designation does not prove the two offers are interchangeable.

The reviewed documents establish a control lock, not the exact door-release behavior of all later revisions. There is also no confirmed trim-kit route in this record. If you are replacing an appliance inside furniture, do not assume a countertop model can reuse the old surround or opening.

Where it fits in your shortlist

Consider it when your answers favor smaller portions, inverter operation and flexible touch controls, and you choose to include earlier models. It should fall back when you require a number pad, confirmed mute, verified humidity-sensor reheating or a cabinet installation.

For a constrained counter, compare the manual's exterior plus ventilation with your actual available space. For a convenient routine, compare the control sequence with the way you normally heat food. Those two checks provide a firmer decision than either a generic compact label or disputed sensor marketing.

Key details at a glance

Nominal cavity0.9 cu. ft.
Cooking output1000 W
Turntable diameter12.0 in
Inverter power controlDocumented
Body W × D × H18.75 × 14.5 × 10.6875 in; ventilation additional

Facts apply to the reviewed model and document edition. Read the relevant section for generation differences and installation conditions.

Sources for this assessment

Compare it with your other choices

Use your needs to find alternatives and understand the tradeoffs.