
Honeywell HFD-120
Score: 62/100
Shark HP301
Score: 82/100Rankings

The Shark NeverChange Air Purifier Max HP301 is a large-format air purifier designed for whole-home coverage up to 1,300 square feet. Its defining feature is a five-year lifespan True HEPA filter that significantly reduces long-term maintenance costs while combining multi-stage filtration with real-time air quality monitoring. It is highly recommended for those prioritizing sustained air quality improvements with minimal maintenance hassle.

The Honeywell HFD-120-Q is a budget-friendly tower air purifier designed for small rooms up to 170 square feet, featuring washable IFD filters and oscillation. Its main trade-off is the lack of advanced features like timers and smart connectivity, along with lower particle capture efficiency compared to HEPA models. It is best suited for allergy sufferers managing light dander and dust who prioritize low maintenance costs.
| Attribute | ![]() | ![]() |
|---|---|---|
170 sq_ft | 1,300 sq_ftbest | |
132 cfm | 240 cfmbest | |
| ↓ lower better | 44.2 dBbest | 53 dB |
— | 60 monthsbest | |
| ↓ lower better | — | 54 wattsbest |
3 | 5best | |
| ↓ lower better | 14.5 lbs | 12.27 lbsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance(3) | ||
Coverage Area (sq_ft) | 170 sq_ft | 1300 sq_ft |
Clean Air Delivery Rate (CADR) (cfm) | 132 cfm | 240 cfm |
Noise Level (dB) | 44.2 dB | 53 dB |
Filtration(2) | ||
Filtration Type | IFD Washable | HEPA |
Filter Lifespan (months) | Permanent months | 60 months |
Smart Features(1) | ||
Air Quality Sensor | false | true |
General(1) | ||
Warranty | 5 years | 2 years |
Power & Energy(2) | ||
Power Consumption (watts) | Low watts | 54 watts |
Energy Efficiency Rating | Energy Star | |
Design(1) | ||
Weight (lbs) | 14.5 lbs | 12.27 lbs |
Controls(4) | ||
Fan Speeds | 3 | 5 |
Control Interface | Buttons | Not specified |
Timer Settings | false | true |
Sleep Mode | true | false |


Products in the top-left offer the best value (high score, low price).

Professional reviewers acknowledge it as a strong value proposition due to washable filters and quiet operation, but note its proprietary IFD filtration underperforms compared to true HEPA alternatives.
Consumers express satisfaction with whisper-quiet performance and cost savings, but report disappointment with heavy pollution handling and the missing timer function.

Professional reviewers award the HP302 a 77/100 rating, praising its unique value proposition and exceptional coverage area. Experts highlight the five-year filter lifespan as a major cost-saving feature, though they question how well the claim holds up under real-world conditions and note limitations regarding medical-grade standards.
Everyday users consistently praise the NeverChange filter system for its long-term cost savings and convenience. Customers report strong airflow, rapid particle removal, and noticeable reductions in household dust.
