Coway / Air purifiers

Coway Airmega 100

A compact purifier with automatic particle sensing and a single combined replacement filter. Its 405 sq ft room claim assumes two air changes per hour, so compare that basis before choosing it for a larger room.

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At a glance

Smoke CADR

108 cfm

Compare like-for-like particle ratings; this is not a gas-removal or health-outcome rating.

Sources · 2026-09-13Coway: Airmega 100 — US product and specificationsChecked 2026-09-13. Read the original source and its check date before relying on this value.Coway: What are air filter ratings?Checked 2026-09-13. Read the original source and its check date before relying on this value.

Review due. Check the current source before buying.

Advertised room area

405 sq ft

Area claims at different ACH are not directly equivalent; check ceiling height and layout.

Paired with 2 ACH, not the 4.8 ACH basis used by some other purifiers.

Source · 2026-09-13Coway: Airmega 100 — US product and specificationsChecked 2026-09-13. Read the original source and its check date before relying on this value.

Review due. Check the current source before buying.

Room-area air changes

2 ACH

Read this together with room area. Actual airflow depends on placement and operating setting.

Applies to the 405 sq ft room-area claim.

Source · 2026-09-13Coway: Airmega 100 — US product and specificationsChecked 2026-09-13. Read the original source and its check date before relying on this value.

Review due. Check the current source before buying.

The purchase package

Airmega 100 — US standard package

One purifier with the standard combined filter. Additional-filter and multipack offers are separate selections. Use the US electrical version and follow the manual’s placement and filter-maintenance instructions.

Sources · 2026-09-13Coway: Airmega 100 — US product and specificationsChecked 2026-09-13. Read the original source and its check date before relying on this value.Coway: Airmega 100 US user manualChecked 2026-09-13. Read the original source and its check date before relying on this value.

Review due. Check the current source before buying.

Select: Airmega 100, White, one US purifier with its standard filter.

View at Coway US — Airmega 100 — US standard package; opens in a new tab

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Specifications & sources

The starting packages are single room purifiers with standard filters. Particle removal, gas removal and health outcomes are different claims.

Open a field explanation or source for its conditions.

Documented specifications and exact purchase packages
Compare the detailsAirmega 100 — US standard package
US purchase packageAirmega 100, White, one US purifier with its standard filter.

Product & sources

One purifier with the standard combined filter. Additional-filter and multipack offers are separate selections.

Use the US electrical version and follow the manual’s placement and filter-maintenance instructions.

Sources · 2026-09-13Coway: Airmega 100 — US product and specificationsChecked 2026-09-13. Read the original source and its check date before relying on this value.Coway: Airmega 100 US user manualChecked 2026-09-13. Read the original source and its check date before relying on this value.

Review due. Check the current source before buying.

External rating
108 cfm
Sources · 2026-09-13Coway: Airmega 100 — US product and specificationsChecked 2026-09-13. Read the original source and its check date before relying on this value.Coway: What are air filter ratings?Checked 2026-09-13. Read the original source and its check date before relying on this value.

Review due. Check the current source before buying.

124 cfm
Sources · 2026-09-13Coway: Airmega 100 — US product and specificationsChecked 2026-09-13. Read the original source and its check date before relying on this value.Coway: What are air filter ratings?Checked 2026-09-13. Read the original source and its check date before relying on this value.

Review due. Check the current source before buying.

112 cfm
Sources · 2026-09-13Coway: Airmega 100 — US product and specificationsChecked 2026-09-13. Read the original source and its check date before relying on this value.Coway: What are air filter ratings?Checked 2026-09-13. Read the original source and its check date before relying on this value.

Review due. Check the current source before buying.

Not verified

We have not verified this value. It is not a confirmed no or zero. Check the original source or ask the manufacturer if it affects your choice.

The cited specifications provide separate particle ratings and no additional unnamed CADR.
Source · 2026-09-13Coway: Airmega 100 — US product and specificationsChecked 2026-09-13. Read the original source and its check date before relying on this value.

Review due. Check the current source before buying.

405 sq ftPaired with 2 ACH, not the 4.8 ACH basis used by some other purifiers.
Source · 2026-09-13Coway: Airmega 100 — US product and specificationsChecked 2026-09-13. Read the original source and its check date before relying on this value.

Review due. Check the current source before buying.

2 ACHApplies to the 405 sq ft room-area claim.
Source · 2026-09-13Coway: Airmega 100 — US product and specificationsChecked 2026-09-13. Read the original source and its check date before relying on this value.

Review due. Check the current source before buying.

25 WManufacturer-listed electrical input.
Source · 2026-09-13Coway: Airmega 100 — US product and specificationsChecked 2026-09-13. Read the original source and its check date before relying on this value.

Review due. Check the current source before buying.

Not verified

We have not verified this value. It is not a confirmed no or zero. Check the original source or ask the manufacturer if it affects your choice.

On-unit controls are documented; app control was not established for this model.
Sources · 2026-09-13Coway: Airmega 100 — US product and specificationsChecked 2026-09-13. Read the original source and its check date before relying on this value.Coway: Airmega 100 US user manualChecked 2026-09-13. Read the original source and its check date before relying on this value.

Review due. Check the current source before buying.

Airmega 100 Filter — combined pre-filter, HEPA and deodorization filter
Source · 2026-09-13Coway: Airmega 100 replacement filterChecked 2026-09-13. Read the original source and its check date before relying on this value.

Review due. Check the current source before buying.

Questions to check before buying

App control remains unverified. The room-area claim uses 2 ACH and should not be compared directly with an area rated at 4.8 ACH.

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