Levoit Core 300 vs 300S-P

For a small room where you want automatic fan control and schedules, choose the Levoit Core 300S-P; choose the Core 300-P for manual controls. Size them using Levoit's 219 sq ft and 222 sq ft claims respectively at 4.8 air changes per hour, rather than the much larger once-per-hour headlines. If you need more room coverage on that same basis, the Coway Mighty AP-1512HH is our alternative at 361 sq ft. [Levoit smart specs][300s] · [Levoit manual-model specs][300] · [Coway specs][hh]

Official pages and manuals checked November 2, 2026. US models unless a row says UK; room coverage and noise are manufacturer claims.

• 219 sq ftCore 300S-P: maker's room size at 4.8 air changes/hour
• 222 sq ftCore 300-P: maker's room size at 4.8 air changes/hour
• 361 sq ftCoway Mighty AP-1512HH: maker's room size at 4.8 air changes/hour

Quick picks

• Want Auto Mode and app schedules? Get the Core 300S-P.
• Want to choose settings on the purifier? Consider the Core 300-P, the non-smart alternative.
• Need the larger published room rating on a matched basis? Choose Coway Mighty AP-1512HH.
• Prefer Coway's combined carbon/HEPA filter and laser sensor? Choose Mighty2 AP-1512N.

Exact-model ledger: Core 300, 300-P and 300S-P

The US page headed Core 300-P lists Model: Core 300; the Core 300S-P page lists Model: Core 300S. Levoit's UK pages use Core 300 and Core 300S without the P suffix. [US 300][300] · [US 300S][300s] · [UK 300][uk300] · [UK 300S][uk300s]

ACH means air changes per hour. AHAM sizes rooms at 4.8 ACH and separately labels smoke, dust and pollen CADRs. Keep Levoit's unspecified CADR distinct from smoke CADR, and compare equal-ACH room ratings. [AHAM sizing][aham-faq] · [CADR labels][aham-directory]

AHAM entry status: exact Core and Coway entries remain unconfirmed: we could not retrieve them from the interactive [AHAM directory][aham-live]. Levoit's two-pack advertises AHAM Verifide filters, which does not establish a purifier entry or smoke CADR. Match the directory model and electrical version before relying on certification. [Filter-page wording][two-pack]

Best Core for automatic controls: Core 300S-P

The reason to choose the smart Core is convenience: its AirSight Plus laser dust sensor adjusts fan speed in Auto Mode, while VeSync adds schedules and remote control. The manual also describes physical buttons for fan speed, Auto Mode and Sleep Mode, so everyday operation does not require the app. [US manual, controls and operation][manual]

Documentation conflicts: the product page specifies 23 W and 22–50 dB; its linked US manual specifies 39 W and 22–54.5 dB. We cannot confirm the reason. Check the electrical label and supplied manual before estimating running costs. [Page][300s] · [Manual][manual]

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Manual alternative: Core 300-P

Choose this when you want to set the purifier yourself. Levoit's own comparison describes the 300S-P as adding smart features and Auto Mode to the classic model. The US 300-P page lists a 2–8-hour timer, Sleep Mode and 24–54.5 dB, alongside its 222 sq ft sizing figure. [Maker's comparison][comparison] · [US specifications][300]

Lower sections on the 300-P page refer to 300S-P, its sensor and VeSync. Use the named 300-P specification block and model comparison. [Core 300-P page][300]

[See the Core 300-P at Levoit][300]

Which replacement filter fits?

Start with the Original Core 300-P-RF: that is the part in the US 300S-series manual and single-filter box contents. The two-pack explicitly supports both US models but calls its cartridges Core 300-RF; the UK 300 and 300S pages use Core 300-RF too. Match market, part and pack quantity. [US manual][manual] · [Original][original] · [Two-pack][two-pack] · [UK 300][uk300] · [UK 300S][uk300s]

The manual identifies the Original, TX and PA parts; the [Smoke Remover page][smoke] describes its four-stage design and includes two extra dual-sided pre-filters. These are replacement cartridge choices, not new purifier generations. [Manual parts list][manual] · [Pet filter availability][pet]

Fit map: Original cartridges only; alternative-filter CADRs remain unverified.

Tap a label to explore. You can also hover or use your keyboard.

01US Core 300-P+

Match the single Original part number and pack quantity. The two-pack explicitly supports both US models.

Sources: 1: The single Original filter page names Core 300-P-RF., 2: The Original two-pack names both US purifier models as compatible., 3: The Original two-pack names its cartridges Core 300-RF.

Original single

Core 300-P-RF

Original two-pack

Core 300-RF; check pack quantity

02US Core 300S-P+

The US smart-series manual identifies the Original part. The two-pack explicitly supports both US models.

Sources: 2: The Original two-pack names both US purifier models as compatible., 3: The Original two-pack names its cartridges Core 300-RF., 4: The US 300S-series manual lists Core 300-P-RF as the Original filter.

Original single

Core 300-P-RF

Original two-pack

Core 300-RF; check pack quantity

Full comparison table

Swipe to compare; option labels stay visible →

Two US purifier names, one Original replacement family

Option	Original single	Original two-pack
01US Core 300-P+ Match the single Original part number and pack quantity. The two-pack explicitly supports both US models. Sources: 1: The single Original filter page names Core 300-P-RF., 2: The Original two-pack names both US purifier models as compatible., 3: The Original two-pack names its cartridges Core 300-RF.	Core 300-P-RF	Core 300-RF; check pack quantity
02US Core 300S-P+ The US smart-series manual identifies the Original part. The two-pack explicitly supports both US models. Sources: 2: The Original two-pack names both US purifier models as compatible., 3: The Original two-pack names its cartridges Core 300-RF., 4: The US 300S-series manual lists Core 300-P-RF as the Original filter.	Core 300-P-RF	Core 300-RF; check pack quantity

Two US purifier names, one Original replacement family

Option	Original single	Original two-pack
01US Core 300-P+ Match the single Original part number and pack quantity. The two-pack explicitly supports both US models. Sources: 1: The single Original filter page names Core 300-P-RF., 2: The Original two-pack names both US purifier models as compatible., 3: The Original two-pack names its cartridges Core 300-RF.	Core 300-P-RF	Core 300-RF; check pack quantity
02US Core 300S-P+ The US smart-series manual identifies the Original part. The two-pack explicitly supports both US models. Sources: 2: The Original two-pack names both US purifier models as compatible., 3: The Original two-pack names its cartridges Core 300-RF., 4: The US 300S-series manual lists Core 300-P-RF as the Original filter.	Core 300-P-RF	Core 300-RF; check pack quantity

Source notes4 references+

1. 1

   The single Original filter page names Core 300-P-RF.

   levoit.com ↗ — source for The single Original filter page names Core 300-P-RF.

   1 Pack x Core 300-P-RF Original Filter

2. 2

   The Original two-pack names both US purifier models as compatible.

   levoit.com ↗ — source for The Original two-pack names both US purifier models as compatible.

   Genuine Replacement Filter for Core 300-P / 300S-P

3. 3

   The Original two-pack names its cartridges Core 300-RF.

   levoit.com ↗ — source for The Original two-pack names its cartridges Core 300-RF.

   2 Pack x Levoit Core 300-RF Original Filter

4. 4

   The US 300S-series manual lists Core 300-P-RF as the Original filter.

   levoit.com ↗ — source for The US 300S-series manual lists Core 300-P-RF as the Original filter.

   Core 300-P-RF

Levoit vs Coway: choose the room and filter system

Figures and filter layouts come from the [Levoit][300s], [Mighty][hh] and [Mighty2][mighty2] specifications. Coway's specification blocks print those smoke CADRs without a unit. We have not verified an AHAM entry for these rows, and Mighty2's headline is a different sizing basis.

More room coverage on a matched basis: Mighty AP-1512HH

For a room above 222 sq ft and up to 361 sq ft, our recommendation on published sizing is the HH over either Core. Coway gives the HH a washable pre-filter, Auto Mode and an ionizer that the manual says can be switched off. [HH features][hh] · [Ionizer control][hh-manual]

Match AP-1512HH exactly. Its own product selector also lists AP-1512HHC (Beige) and AP-1512HHS (Wi-Fi); this table's HH specifications should not be assigned to those alternatives. [Model selector][hh]

Coway's older one-sheet has another conflict: its prose describes 361 sq ft at two changes per hour, while its specification table and current product page label 361 sq ft at 4.8. Our comparison follows the explicit specification rows. [One-sheet][hh-sheet] · [Current page][hh]

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Coway alternative with a combined filter: Mighty2 AP-1512N

Choose Mighty2 if you prefer its combined carbon/HEPA Max2 filter and laser sensor reporting PM1, PM2.5 and PM10. Its manual lists 450 sq ft in 15 minutes, 900 in 30 and 1,800 in 60; do not read 450 as a published 4.8-ACH figure. We leave that matched-basis cell unfilled rather than invent a certification value. Mighty2 specifications · Coverage table

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Buying guide: setup and maintenance

The 300S-series manual requires secure 2.4 GHz Wi-Fi for pairing. Its button timer runs 1–12 hours; the app timer runs 1–24 hours, and VeSync also provides schedules. Those are separate control paths, not contradictory timer limits. US manual

For the smart Core, Levoit specifies 15 inches / 38 cm clearance, outer pre-filter cleaning every 2–4 weeks, and filter replacement around 6–8 months, adjusted for use and conditions. Getting started and maintenance

1. 1

   Unwrap and position

   Remove the filter's plastic packaging, reinstall it with its handle up, and allow at least 15 inches / 38 cm clearance on all sides.

2. 2

   Keep the outer pre-filter clear

   Use a soft brush or vacuum every 2–4 weeks; do not wash the cartridge with water.

3. 3

   Inspect before replacing

   Levoit suggests 6–8 months, adjusted for use and conditions. Reset the check-filter indicator after replacement.

For more room sizes, use our air purifier guide; for the separate fan decision, see quiet fans.

How we choose

This is document research, with no physical product evaluation. We matched official model names, electrical versions, room-size bases and replacement parts using maker pages and linked manuals. Conflicts and the unconfirmed AHAM lookup remain visible.

We do not use the P suffix as proof of a universal hardware upgrade or electrical region. Nor do we turn Levoit's filter-page “HEPA-grade performance in Sleep Mode” wording into a blanket True HEPA or H13 claim at every speed. Filter qualification

Verdict

Choose Core 300S-P for automatic controls and schedules, Core 300-P for manual operation, or Mighty AP-1512HH for more coverage on the same basis. Mighty2 offers the combined filter and laser sensor. Match the regional model, cartridge part and pack quantity before ordering filters.