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Choose a protective case by the usable internal length, depth, height and access opening after the model is placed on its actual stand. A case described as fitting “1/72” or “1/200” is only a starting point. A correct wingspan calculation is still insufficient if the stand, tail or door frame gets in the way.
US case-shopping context, checked 22 October 2026: This guide compares enclosed tabletop acrylic covers, multi-shelf cabinets and custom enclosures. Dimensions cited are retailer-published specifications; no case or aircraft was physically measured, test-fitted or purchased by HomeChoiceWorks. A decorative model-aircraft mat is not an enclosed display case.
Measure the object as displayed—not the aircraft on the box
- Fore–aft length: nose to rearmost protrusion (including probes, antennas or tail overhang).
- Side-to-side width: wingtip-to-wingtip or full rotor spread for a helicopter; account for a variable-sweep wing’s chosen position.
- Installed height: bottom of stand/base to highest visible point, not just fuselage or tail height off its stand.
- Base footprint: stand length and width, including any wide pedestal, raised plinth or uneven attachment.
- Entry route: clear width and height of the door opening, or room above a removable cover as it is lowered around the aircraft.
A deliberately conservative worksheet example adds 2 cm on each horizontal side and at each end, plus a separately chosen overhead allowance. It is not an industry requirement or a fit guarantee. Fragile antennas, opening door arcs, and how you grip the model may need more.
A 19.5 cm aircraft wingspan + 2 cm left clearance + 2 cm right clearance = 23.5 cm minimum usable interior width in this sample worksheet. Separately apply the same logic to its 18 cm nose-to-tail length (22 cm with the buffer), and check stand-installed height and the entrance. Exterior case dimensions cannot be substituted.
Real case choices: a fit test, not a brand ranking
The US seller Better Display Cases lists actual interior sizes for specific options. Its A030B is 11.75 × 11.75 × 3.75 in (29.85 × 29.85 × 9.53 cm) inside, despite being 12 × 12 × 4 in outside. The A071 measures 19.75 × 13.75 × 5.75 in inside (50.17 × 34.93 × 14.61 cm). The same retailer expressly warns that a custom-fit item may not be returnable because of incorrect sizing—check the selected product’s terms before committing.
| Aircraft (seller-listed) | Enclosure (listed usable interior) | Evidence-based fit verdict |
|---|---|---|
| Air China 747 1/350: 18 cm length, 19.5 cm wingspan; stand included | A030B: 29.85 × 29.85 × 9.53 cm inside | Horizontal test passes with example 2 cm edge allowance: 22 × 23.5 cm. Overall fit not proven without assembled height, stand and insertion check. |
| XL ANA 747 1/150: 47 cm length, 44 cm span; stand | A071: 50.17 × 34.93 × 14.61 cm inside | Fails horizontal fit: the 44 cm minimum wing span exceeds the narrower 34.93 cm case axis before clearance. Rotating this rectangular footprint cannot solve the insufficient narrow axis. |
| Small/medium fighter at 1/72: exact body and stand dimensions required | Luxcase LCFM001: 9.5 × 9.5 × 5.25 in inside (24.13 × 24.13 × 13.34 cm) | Conditional only. Seller says it suits many such fighters, but no exact model-specific fit is established; check its order/backorder status separately. |
The physical-dimension result is more reliable than a scale label. Conversely, a case may fit the aircraft’s projected rectangle but still be too low for the stand, leave insufficient access or clash with landing gear or wing-tip details. A larger custom enclosure may be less returnable, not less risky.
Removable cover, cabinet or custom enclosure?
Removable tabletop acrylic cover
Appropriate for a single centerpiece if the cover lifts clear of a fragile wingtip without snagging the model. Determine the cover’s weight and safe lift path: a narrow base and tall aircraft can be awkward to handle. Check whether the cover attaches securely to its base; a cover that reduces casual dust is not automatically airtight.
Multi-shelf cabinet
Potentially space-efficient for a dense fleet of small models. Count shelf capacity using actual interior dimensions and the shelf spacing. Door hinges, lighting, shelf supports and model stands often reduce usable room. Obtain the cabinet manufacturer’s shelf-load rating and installation requirements before using glass or wall-supported shelving; we have not verified a safe maximum mass for the sample cases.
Custom enclosure
Often the realistic option for a 44 cm-span large airliner, a tall display mount or a row of unlike aircraft. Supply the maker with your dimensioned item including clearance, expected access path, expected loads and a sketch showing any lid overlap or trim. Verify the documented final internal measurements and return/cancellation conditions before paying.
What an enclosure protects—and what it does not
Museums Galleries Scotland’s case-selection guidance separates ordinary cases and dust covers from conservation-grade cases with controlled airflow, compatible materials, moisture/pollutant management and UV considerations. This museum-sector context does not establish that hobby cases meet conservation-grade standards. A clear acrylic box may reduce routine dust and touching yet still expose decals or plastic to excessive sunlight and temperature changes.
Ask specifically whether the product offers UV filtering, a sealed construction, suitable lighting and cleaning instructions. If the seller does not substantiate those features, do not assume them. Avoid making durability or storage-life promises for any AirModels finish; no long-term resin, paint or decal testing was supplied.
Do not confuse an AirModels mat with a dust-proof case
The AirModels military tarmac mat lists a 30 × 20 cm anti-slip display surface and explicitly says the pictured aircraft are separate purchases. It is a decorative open mat, not a lidded enclosure with usable internal dimensions. We verified that mat, but did not verify an enclosed aircraft case offered by AirModels; buyers seeking a protective case should compare specialist enclosure sellers directly rather than assuming AirModels sells one.
If you still need to choose the plane, consider the scale-planning guide or the general finished-model guide first. The merchant’s aircraft listings can provide a span and length; ask for the assembled stand footprint and height before purchasing from any case supplier.
Review the aircraft’s stated dimensions and included display hardware. Select the actual protective case separately using confirmed inside measurements; this link is not a verified case listing.
Last check before ordering the case
- Exact model’s length, span, stand-base size and installed height recorded.
- Case’s interior length, width, depth/height and usable access opening documented for the selected variant.
- Practical finger room, cover removal and any hinge/lighting/shelf interference considered.
- Mount and shelf capacity checked with the manufacturer where structural support is involved.
- Protection claims interpreted correctly; ordinary clear acrylic is not proof of UV/humidity control.
- Seller-specific sizing, shipping, damage reporting and return limits read before checkout.
Method: Published product dimensions from AirModels, Better Display Cases and The Flying Mule were compared by transparent arithmetic; museum guidance supplies independent conservation context. No physical fit, shelf-load or UV performance experiment was conducted. Checked 22 October 2026; recheck selected variants and availability before purchase.