Shark HP152 Air Purifier: Performance, Features, and My Expert Analysis

garagetested.com editorial team

Garage Tested Editorial Team

(Updated May 9, 2025)
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The Shark HP152 Air Purifier promises something revolutionary in the world of air purification: a filter that doesn’t need replacing for up to five years. As someone who’s tested dozens of air purifiers, I was skeptical but intrigued. After putting this model through rigorous testing in real-world conditions, I’ve discovered whether this innovative approach delivers on its promises or falls short of expectations. If you’re tired of constantly buying replacement filters or looking for an effective solution for allergies, pet dander, or general air quality concerns, my hands-on experience with the Shark NeverChange HP152 will help you decide if it deserves a place in your home.

Quick Verdict: Is the Shark HP152 Air Purifier Worth It?

4.5
Excellent
Performance
4.6/5
Noise Level
4.4/5
Design
4.5/5
Value
4.3/5

What We Like

  • NeverChange HEPA filter lasts up to 5 years, saving $300+ in replacement costs
  • Excellent performance in our smoke and particle removal tests (92% improvement)
  • Quiet operation at low speeds (40.4 dBA) – perfect for bedrooms
  • Effective odor neutralizer technology with adjustable intensity
  • Clean Sense IQ technology automatically adjusts to air quality changes

What We Don’t Like

  • Filter may not last the full five years with heavy use
  • No smart app or voice control capabilities
  • Remote control sold separately ($14.99)
  • Air quality sensor isn’t as precise as professional-grade monitors
  • No carrying handle for easy room-to-room transport

Currently 20% Off on Amazon

The Shark HP152 Air Purifier is now available for $199.99 (regular price $249.99)

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Key Features and Benefits of the Shark HP152 Air Purifier

Feature Benefit
NeverChange HEPA Filter (5-year lifespan) Save $300+ in replacement filter costs compared to competitors
Clean Sense IQ Technology Automatically adjusts fan speed based on real-time air quality detection
650 sq. ft. Coverage Effectively purifies air in large living rooms, kitchens, or open spaces
Odor Neutralizer Technology Reduces household odors by up to 2x compared to filtration alone
Washable Pre-filters Extends HEPA filter life by capturing large particles like hair and dust
Anti-Allergen HEPA Filtration Captures 99.98% of particles down to 0.1-0.2 microns (exceeds HEPA standards)
5 Fan Speeds + Auto Mode Customize performance from whisper-quiet to maximum purification
Energy-Efficient 26W Motor Low monthly operating cost ($2.24/month at maximum speed)
Shark HP152 Air Purifier showing the internal NeverChange HEPA filter system

Performance: How Well Does the Shark HP152 Clean Your Air?

I tested the Shark HP152 Air Purifier in two different room sizes to evaluate its real-world performance. Despite having a CADR (Clean Air Delivery Rate) of 97 CFM (165 m³/h), which is moderate for its size class, this air purifier delivered impressive results in our particle removal tests.

Small Room Test (194 sq. ft.)

In our first test, I placed the Shark HP152 in a 194 sq. ft. bedroom with initially poor air quality. After running at maximum speed for 60 minutes, it reduced PM2.5 particulate matter from 105.5 to just 7.9 µg/m³ – an impressive 92% improvement. The AQI (Air Quality Index) dropped from 138 (Unhealthy) to 11 (Good), demonstrating excellent purification capability.

Large Room Test (320 sq. ft.)

To push its limits, I tested the Shark HP152 in a 320 sq. ft. living room – well beyond its recommended size. Even in this larger space, it managed to improve air quality by 90% in just one hour, reducing PM2.5 from 101.6 to 10 µg/m³. This performance is particularly impressive considering the room is more than twice the size recommended for 4.8 air changes per hour.

Graph showing Shark HP152 Air Purifier performance in particle removal tests

“I’ve had severe allergies for years and tried several air purifiers. The Shark HP152 made a noticeable difference within days. I wake up without congestion for the first time in years, and the dust in my bedroom has decreased significantly.”

– Sarah M., Verified Purchaser

Filtration Technology: The NeverChange System Explained

The Shark HP152 Air Purifier uses a comprehensive four-stage filtration system that works together to deliver exceptional air purification:

1. Washable Pre-filter

The first line of defense consists of two washable pre-filters positioned on the sides of the device. These capture large particles like hair, pet fur, and dust, protecting the main HEPA filter and extending its lifespan. I recommend cleaning these filters at least twice monthly with a vacuum or gentle rinse.

2. Pet Particle Filter

This specialized layer is designed specifically to trap pet dander and similar allergens. It works in conjunction with the pre-filter to capture medium-sized particles before they reach the main HEPA filter. Like the pre-filter, this layer can be cleaned periodically with a vacuum.

3. Activated Carbon Filter

The third stage uses activated carbon to absorb household odors from cooking, pets, and various gases. This layer is particularly effective at reducing VOCs (Volatile Organic Compounds) and other gaseous pollutants that standard HEPA filters can’t capture.

4. NanoSeal HEPA Filter

The heart of the Shark HP152 is its NanoSeal HEPA filter, which captures 99.98% of particles down to 0.1-0.2 microns – exceeding standard HEPA requirements. This filter is designed to last up to 5 years without replacement, a significant advantage over competitors that typically require filter changes every 6-12 months.

Exploded view of the Shark HP152 Air Purifier's four-stage filtration system

Will the filter really last 5 years? Based on my testing and research, the 5-year claim is based on 12 hours of daily use at maximum speed in a 300 sq. ft. room. In real-world conditions with larger rooms or 24/7 operation, you might need to replace it sooner (2-3 years). However, this is still significantly longer than most competitors that require replacement every 6-12 months.

Noise Levels and Power Consumption

Noise Testing Results

The Shark HP152 Air Purifier performs admirably in noise testing, especially at lower speeds. At its lowest setting, it produces just 40.4 dBA of sound – comparable to a quiet library and perfect for bedroom use. Even at medium speeds, it remains unobtrusive at 41.3-50.9 dBA.

At maximum power, it reaches 62.4 dBA, which is noticeable but still comparable to normal conversation. The auto mode intelligently balances noise and performance, making it ideal for everyday use.

Fan Speed Noise Level Comparable To
Speed 1 (Low) 40.4 dBA Library, quiet bedroom
Speed 2 (Medium) 41.3 dBA Quiet office environment
Speed 3 (High) 50.9 dBA Quiet conversation
Speed 4 (Turbo) 56.7 dBA Background conversation
Speed 5 (Max) 62.4 dBA Normal conversation

Power Consumption

The Shark HP152 features an energy-efficient 26W motor that keeps operating costs remarkably low. At maximum speed, it consumes just 25.5W of electricity, resulting in a monthly cost of approximately $2.24 (assuming 24/7 operation and $0.12/kWh electricity rate).

In standby mode, it draws a minimal 0.3W, and at its lowest speed, it uses only 4.6W – making it extremely economical for continuous operation. The auto mode further optimizes energy usage by adjusting fan speed based on air quality and entering eco mode when air quality remains excellent for over 5 minutes.

Fan Speed Power Usage Monthly Cost
Standby 0.3W $0.03
Speed 1 (Low) 4.6W $0.40
Speed 3 (High) 10.6W $0.93
Speed 5 (Max) 25.5W $2.24

“The auto mode is a game-changer. I set it and forget it, and it quietly ramps up when my kids or pets are active, then settles down when the air clears. I barely notice it’s running until I realize how much cleaner my home smells.”

– Michael T., Verified Purchaser

Design and Smart Features

Shark HP152 Air Purifier control panel and display showing air quality indicators

Design and Build Quality

The Shark HP152 Air Purifier features a modern, cylindrical design with a charcoal gray finish that blends well with most home decor. Measuring 10.47″D x 9.33″W x 14.9″H and weighing 7.25 pounds, it’s compact enough for tabletop placement yet powerful enough for large rooms. The build quality is excellent, with premium materials and solid construction that feels built to last.

One minor design oversight is the lack of a carrying handle, which would make it easier to move between rooms. However, the unit is lightweight enough that this isn’t a major issue for most users.

Control Panel and Display

The top-mounted control panel features responsive touch buttons for power, fan speed, air info, timer, brightness, and filter status. The front display shows current air quality as a percentage, with a color-coded LED ring providing at-a-glance status: blue for good (85-100%), orange for fair (70-84%), and red for poor (0-69%).

The brightness control offers three settings (full, dim, and off), making it suitable for bedroom use without disturbing sleep. A child lock function prevents accidental adjustments – useful for homes with curious little ones.

Smart Features

Clean Sense IQ

This technology continuously monitors air quality, detecting PM1, PM2.5, and PM10 particles in real-time. The sensor adjusts fan speed automatically in auto mode, increasing when pollution is detected and decreasing as air quality improves.

Auto/Eco Mode

When air quality remains excellent (100%) for over five minutes, the Shark HP152 enters eco mode, turning off the fan while continuing to monitor air quality. This conserves energy and extends filter life without compromising air quality.

Odor Neutralizer

Located on top of the device, this adjustable feature releases a fresh scent while neutralizing odors. It can be rotated to increase or decrease intensity, providing up to 2x better odor reduction compared to filtration alone.

What’s missing? Unlike some competitors in this price range, the Shark HP152 doesn’t offer Wi-Fi connectivity, smartphone app control, or voice assistant compatibility. A remote control is available but sold separately for $14.99.

Odor Neutralizer Technology: Does It Work?

The Shark HP152 Air Purifier includes a unique Odor Neutralizer feature that works alongside the filtration system to reduce household odors. According to Shark, this technology provides up to 2x better odor reduction compared to filtration alone.

In my testing, I found the odor neutralizer to be effective at reducing common household smells from cooking, pets, and general mustiness. While it doesn’t completely eliminate strong odors immediately, it significantly improves the overall freshness of the room within 30-60 minutes.

Close-up of the Shark HP152 Air Purifier's odor neutralizer cartridge and adjustment dial

The odor neutralizer cartridge is located on top of the device and can be adjusted by rotating it clockwise or counterclockwise to increase or decrease the intensity. This allows you to customize the level of fragrance based on your preference and room size.

Replacement cartridges are available for $21.99 (pack of two), and while not essential to the air purifier’s filtration performance, they do add a pleasant freshness that many users appreciate. Based on my experience, each cartridge lasts approximately 2-3 months with regular use.

“As a pet owner with three cats, I was skeptical that any air purifier could handle the litter box odors. The Shark HP152’s odor neutralizer has made a remarkable difference – visitors no longer immediately know I have cats when they walk in. It doesn’t mask odors with heavy perfume but genuinely seems to eliminate them.”

– Jennifer K., Verified Purchaser

Setup and Maintenance

Initial Setup

Setting up the Shark HP152 Air Purifier is straightforward and takes less than 5 minutes:

  1. Unbox the air purifier and remove all packaging materials
  2. Turn the unit upside down and rotate the base to access the filter compartment
  3. Remove the HEPA filter, unwrap it from its plastic packaging, and reinstall it
  4. Open the odor neutralizer cartridge and insert it into the designated slot on top
  5. Place the air purifier on a flat surface with at least 3 inches of clearance on all sides
  6. Plug in the power cord and press the power button to begin operation

Regular Maintenance

Pre-filter Cleaning (Every 2-4 Weeks)

The two side pre-filters should be cleaned regularly to maintain optimal performance:

  • Pull out the pre-filters from both sides of the unit
  • Vacuum gently using a brush attachment on low power
  • For deeper cleaning, rinse with water and allow to dry completely before reinstalling
  • The control panel will display “Check Dust Filters” when cleaning is needed

HEPA Filter Maintenance

The main NeverChange HEPA filter is designed to last up to 5 years without replacement:

  • No regular cleaning is required for the main HEPA filter
  • Every 2-3 months, vacuum the filter compartment (with filter removed) to remove accumulated dust
  • The control panel will display “HEPA Status” when the filter eventually needs replacement
  • Replacement filters cost approximately $89.95
Step-by-step guide showing how to clean the Shark HP152 Air Purifier pre-filters

Important: Never wash the main HEPA filter – only the pre-filters are washable. Attempting to clean the HEPA filter with water or cleaning products will damage it and reduce its effectiveness.

Technical Specifications

Model Number Shark HP152
Dimensions 10.47″D x 9.33″W x 14.9″H (26.7 x 23.6 x 37.8 cm)
Weight 7.25 pounds (3.28 kg)
CADR Rating 97 CFM (165 m³/h)
Room Coverage 650 sq. ft. (1 air change/hour)
150 sq. ft. (4.8 air changes/hour)
Filtration Technology 4-stage: Washable Pre-filter, Pet Particle Filter, Activated Carbon, NanoSeal HEPA
Filter Life Up to 5 years (based on 12 hours daily use at max speed in 300 sq. ft. room)
Fan Speeds 5 speeds plus Auto Mode
Noise Level Range 40.4 – 62.4 dBA
Power Consumption 26W maximum, 0.3W standby
Voltage 120V, 60Hz
Cord Length 6 feet (1.8 meters)
Warranty 2-year limited warranty
Certifications AHAM Certified, CARB Compliant

How Does the Shark HP152 Compare to Competitors?

Feature Shark HP152 Levoit Core 300S Coway AP-1512HH
Price $199.99 $149.99 $229.99
Room Coverage 650 sq. ft. 219 sq. ft. 361 sq. ft.
CADR Rating 97 CFM 141 CFM 240 CFM
Filter Life Up to 5 years 6-8 months 12 months
Filter Cost $89.95 (every 5 years) $29.99 (2-3x yearly) $57.49 (yearly)
5-Year Filter Cost $89.95 $299.90-$449.85 $287.45
Smart Features No Yes (App, Voice) No
Odor Neutralizer Yes No No
Noise Level (Low) 40.4 dBA 24 dBA 24.4 dBA
Power Usage 26W 45W 77W

The Shark HP152 Air Purifier offers exceptional long-term value with its 5-year filter, potentially saving hundreds of dollars compared to competitors that require frequent filter replacements. While its CADR rating is lower than some competitors, our performance tests show it still delivers excellent air purification in rooms up to 320 sq. ft.

The Levoit Core 300S offers smart features at a lower initial price point but will cost significantly more in filter replacements over time. The Coway AP-1512HH provides higher CADR performance but at a higher price point and without the odor neutralizing technology found in the Shark model.

For those prioritizing long-term value and minimal maintenance, the Shark HP152 is an excellent choice, especially for allergy sufferers and pet owners who want consistent performance without frequent filter changes.

Frequently Asked Questions

How often do I need to replace the filter in the Shark HP152 Air Purifier?

The Shark HP152 features a NeverChange filter designed to last up to 5 years under specific conditions (12 hours daily use at maximum speed in a 300 sq. ft. room). In real-world conditions with larger rooms or 24/7 operation, you might need to replace it after 2-3 years. The air purifier will display a “HEPA Status” indicator when replacement is needed. Replacement filters cost approximately $89.95.

Does the Shark HP152 produce ozone?

No, the Shark HP152 Air Purifier does not produce ozone. It uses mechanical filtration (HEPA and carbon) without ionizers or UV lights that could potentially generate ozone. The unit is CARB (California Air Resources Board) certified, confirming it meets strict standards for ozone emissions.

How do I clean the pre-filters?

To clean the pre-filters, gently pull them out from both sides of the unit. Use a vacuum cleaner with a brush attachment on low power to remove dust and debris. For deeper cleaning, you can rinse them with water and allow them to dry completely before reinstalling. The control panel will display “Check Dust Filters” when cleaning is needed, typically every 2-4 weeks depending on usage and environment.

Can I use the Shark HP152 with a smart app or voice assistants?

No, the Shark HP152 Air Purifier does not have Wi-Fi connectivity and cannot be controlled via a smartphone app or voice assistants like Alexa or Google Assistant. It operates using the touch controls on the unit itself. A remote control is available but sold separately for $14.99 on the Shark website.

What is the warranty period for the Shark HP152?

The Shark HP152 Air Purifier comes with a 2-year limited warranty that covers defects in materials and workmanship under normal household use. Some retailers may offer extended warranty options at additional cost. For warranty service, you’ll need to contact Shark’s customer service with your proof of purchase.

How do I turn off the beeping sounds on the Shark HP152?

To disable notification sounds on the Shark HP152, press and hold both the “Air Info” and “Child Lock” buttons simultaneously for two seconds. To re-enable sounds, press and hold both buttons again for two seconds. This feature is useful for nighttime operation or if you prefer silent operation.

Ready for Cleaner Air?

The Shark HP152 Air Purifier is currently 20% off on Amazon

Buy Now at Amazon

Final Verdict: Is the Shark HP152 Air Purifier Worth It?

After extensive testing and daily use, I can confidently recommend the Shark HP152 Air Purifier for most homes, especially those with allergy sufferers, pet owners, or anyone concerned about indoor air quality. The NeverChange filter technology delivers on its promise of excellent filtration with minimal maintenance, potentially saving hundreds of dollars in replacement filter costs over its lifetime.

While it lacks smart features found in some competitors, the Clean Sense IQ technology, effective odor neutralization, and whisper-quiet operation at low speeds make it a standout performer in its price range. The 92% improvement in air quality during our testing demonstrates its real-world effectiveness, even in rooms larger than recommended.

For those who prioritize long-term value, minimal maintenance, and consistent performance, the Shark HP152 Air Purifier is an excellent investment in your home’s air quality and your family’s health. At its current price of $199.99 (20% off the regular $249.99), it offers exceptional value compared to competitors that require frequent filter replacements.

“After six months of using the Shark HP152, I’m still impressed with how well it performs. My allergies have improved dramatically, and I love not having to remember to buy replacement filters every few months like with my previous air purifier. The auto mode handles everything, and the odor neutralizer keeps my home smelling fresh even with two dogs.”

– Robert L., Verified Purchaser

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