Name: LEVOIT Air Purifiers for Home Large Room Up to 1733 Ft² With HEPA Sleep Mode, AHAM VERIFIDE, Auto Mode, Air Quality Monitor, Smart WiFi, 3-in-1 Fil...
Brand: LEVOIT
SKU: B08R794ZMX
Price: 189.99 USD
Availability: InStock
Rating: 4.7 (23181 reviews)

Our Verdict

LEVOIT Core 400S-P Wins

LEVOIT Air Purifiers for Home Large Room Up to 1733 Ft² With HEPA Sleep Mode, AHAM VERIFIDE, Auto Mode, Air Quality Monitor, Smart WiFi, 3-in-1 Filter For Pet Allergy, Smoke, Dust, Core 400S-P, White - High-End Air Purifiers

It offers superior purification with 231 CADR smoke and 1733 sq ft coverage. Choose Shark HC451 for its integrated heating and cooling functions in small rooms.

$190Buy on Amazon

Bottom Line: LEVOIT Core 400S-P is the better choice. It offers superior purification with 231 CADR smoke and 1733 sq ft coverage.

Key Differences

The most significant spec differences at a glance

231

Cadr Smoke

246% more

66.67

1,733

Coverage Sq Ft

1564% more

104.17

Advantages

Where each product wins

LEVOIT

Cadr Smoke: 246% higher (231 vs 66.67)
Coverage Sq Ft: 1564% higher (1733 vs 104.17)

Who Should Buy Which?

Find the right product for your needs

Buy LEVOIT if...

LEVOIT Air Purifiers for

The LEVOIT Core 400S-P is ideal for individuals or families residing in large open-concept homes or needing purification for master bedrooms and offices up to 1733 sq ft. If you prioritize robust air cleaning (231 CADR smoke) for pet allergies, smoke, or dust, and value quiet operation (24 dB) with smart WiFi control and real-time air quality monitoring, this AHAM-verified purifier is your best choice. It focuses solely on superior air purification performance.

Buy Shark if...

Shark HC451 3-in-1 Clean

The Shark HC451 is perfect for those in compact personal spaces, such as a small bedroom, office, or dorm room, where space is limited and multi-functionality is key. If you need a device that not only purifies the air (capturing 99.98% of particles with Nanoseal HEPA for ~104 sq ft) but also provides heating and cooling via a fan, this 3-in-1 unit is ideal. Its Clean Sense IQ ensures auto-adjusted purification, offering convenience for a personalized comfort zone.

Spec Comparison

7 specs compared

Specification	LEVOIT Air Purifiers for	Shark HC451 3-in-1 Clean
Price	$190	$200
Rating	4.7(23.2k)	4.3(355)
Cadr Smoke	231	66.67
Coverage Sq Ft	1733	104.17
Noise Level db Min	24 dB	—
Filter Type	HEPA	Nanoseal HEPA
Smart Sensor	Yes	Yes
WiFi	Yes	—
Model Number	—	HC451

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Pros & Cons

Quick overview of strengths and weaknesses

LEVOIT Air Purifiers

Pros

Cleans 1,733 sq ft in one hour
AHAM verified for reliable performance
99.97% filtration for 0.1-0.3 micron particles
Real-time PM2.5 air quality monitoring

Cons

Functions only with 120V power in US
Recurring cost for filter replacement
Full smart features require app

Shark HC451 3-in-1

Pros

Purifies air, heats rooms, and provides fan cooling.
Nanoseal filter captures 99.98% of airborne particles.
Clean Sense IQ auto-adjusts purification power.
Operates quietly with dimmable lights for sleep.

Cons

Effective purification covers only 104 sq ft.
Low CADR of 67 for smoke limits purification speed.
Requires periodic filter replacements, adds cost.

Frequently Asked Questions

Common questions about this comparison

Which air purifier is better for a large room?

The LEVOIT Core 400S-P is vastly superior for large rooms, covering up to 1733 sq ft compared to Shark HC451's 104.17 sq ft. Its high CADR of 231 for smoke ensures efficient cleaning of expansive spaces.

What's the main difference in CADR (smoke) between the two?

The LEVOIT Core 400S-P offers significantly higher purification power with a CADR (smoke) of 231, ideal for large areas. The Shark HC451 has a CADR (smoke) of 66.67 and is designed for much smaller spaces.

Is the price difference worth it?

The LEVOIT is slightly cheaper ($189.99 vs $199.99) and offers vastly superior air purification. The Shark's higher price includes heating and fan functions, making it a multi-functional device for small personal spaces, which might justify its cost for those specific needs.

Which product has better smart features?

The LEVOIT Core 400S-P features smart WiFi, real-time PM2.5 monitoring, and app control. The Shark HC451 has Clean Sense IQ for auto-adjustment and smart sensors, but explicit Wi-Fi connectivity isn't specified, making LEVOIT generally more feature-rich in smart control.