Name: Alen Air Purifier BreatheSmart 45i HEPA with Pure Filter for Large Rooms up to 1900 Sq. Ft. - Perfect for Bedrooms & Home Offices - Captures Dust -...
Brand: Alen
SKU: B0FPD3RTJQ
Price: 313.06 USD
Availability: InStock
Rating: 4.7 (754 reviews)

Our Verdict

Alen BreatheSmart 45i Wins

Alen Air Purifier BreatheSmart 45i HEPA with Pure Filter for Large Rooms up to 1900 Sq. Ft. - Perfect for Bedrooms & Home Offices - Captures Dust - Graphite - High-End Air Purifiers

Covers up to 1900 sq ft with CADR 1216.0, focusing purely on superior air purification. Choose Dyson if you need combined heating, cooling, and air purification in one device.

$313Buy on Amazon

Bottom Line: Alen BreatheSmart 45i is the better choice. Covers up to 1900 sq ft with CADR 1216.

Key Differences

The most significant spec differences at a glance

1,216

Cadr Smoke

121700% more

-1

1,900

Coverage Sq Ft

190100% more

-1

Advantages

Where each product wins

Alen

Cadr Smoke: 121700% higher (1216.0 vs -1)
Coverage Sq Ft: 190100% higher (1900.0 vs -1)

Who Should Buy Which?

Find the right product for your needs

Buy Alen if...

Alen Air Purifier BreatheSmart

The Alen BreatheSmart 45i is ideal for individuals prioritizing powerful and quiet air purification for large spaces. If you live in a home with open floor plans, large bedrooms, or suffer from allergies and dust sensitivity, its ability to cover up to 1900 sq ft with a CADR of 1216.0 makes it excellent. Those who value smart features like an automatic SmartSensor and appreciate sleep optimization with pink noise will find this a perfect fit for maintaining pristine indoor air quality.

Buy Dyson if...

Dyson Purifier Hot+Cool Gen1

The Dyson Purifier Hot+Cool Gen1 HP10 is best for buyers seeking a versatile, multi-functional device that handles both air purification and climate control. If you have limited space and want to heat your room in winter, cool it in summer, and purify the air year-round, this appliance is a strong contender. Its 350-degree oscillation and quiet night mode make it suitable for bedrooms or smaller living areas, offering convenience and comfort in one sleek unit.

Spec Comparison

5 specs compared

Specification	Alen Air Purifier BreatheSmart	Dyson Purifier Hot+Cool Gen1
Price	$313	$364
Rating	4.7(754)	4.4(919)
Cadr Smoke	1216	-1
Coverage Sq Ft	1900	-1
Filter Type	HEPA	HEPA
Smart Sensor	Yes	—
Energy Star	—	No

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Pros & Cons

Quick overview of strengths and weaknesses

Alen Air Purifier

Pros

Covers up to 1900 sq ft per hour
Filters 99.9% of 0.1 micron particles
SmartSensor adjusts fan speed automatically
Generates pink noise for sleep optimization

Cons

No stated activated carbon for odor removal
Remote app control functionality not specified
Does not specify VOC filtration capability

Dyson Purifier Hot+Cool

Pros

HEPA standard sealed filtration captures pollutants.
Heats rooms in winter, cools in summer.
350-degree oscillation for wide air circulation.
Includes auto-off timer: 1, 2, 4, 8 hours.

Cons

No smartphone app for remote control.
Not Energy Star certified.
CADR and coverage area not specified.

Frequently Asked Questions

Common questions about this comparison

Which air purifier is better for large rooms?

The Alen BreatheSmart 45i is superior for large room air purification, covering up to 1900 sq ft with a high CADR of 1216.0. The Dyson Purifier Hot+Cool Gen1 HP10 does not specify its coverage area or CADR.

What is the main functional difference between these two products?

The Alen BreatheSmart 45i is dedicated to high-performance air purification. The Dyson Purifier Hot+Cool Gen1 HP10 combines air purification with heating and cooling functions, offering year-round climate control from a single unit.

Is the price difference worth it for the Dyson?

The Dyson is pricier ($363.99 vs $313.06) due to its added heating and cooling capabilities. If you need a multi-functional device for climate control and air quality, the extra cost might be justified. For pure air purification, Alen offers better stated specs for less.

Which unit offers better features for sleep?

The Alen BreatheSmart 45i is designed with quiet operation and generates pink noise specifically for sleep optimization. The Dyson Purifier Hot+Cool Gen1 HP10 also includes a quiet night mode with a dimmed display, but doesn't mention pink noise.