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This year’s Best Overall Cordless Vacuum goes to the Shark PowerDetect Clean & Empty—Shark’s latest flagship cordless model. Available in two versions (with or without an auto-empty base), this vacuum impressed across the board in our lab and real-world evaluations. With standout performance in pickup, suction, filtration, and battery efficiency—plus a price tag significantly lower than its top-tier competitors—it represents the best combination of innovation, power, and value we’ve seen all year.
Winner of Vacuum Wars’ Best Overall Cordless Vacuum of 2025, the Shark Cordless PowerDetect Clean and Empty pairs a redesigned DuoClean floorhead and class‑leading suction—good for perfect scores in our carpet deep‑clean and hard‑floor pickup tests—with a smart “Detect” suite that automatically tweaks power, roller speed, and edge performance to match every surface and debris load. Its flexible MultiFLEX wand glides under furniture and folds for compact storage, LED headlights reveal hidden dust, and a removable battery delivers up to 40 minutes of intelligently managed runtime before docking on the optional auto‑empty stand, which empties the bin into a bagless 45‑day reservoir. Add in anti‑hair‑wrap rollers, fully sealed HEPA‑grade filtration, and a price hundreds below flagship rivals, and the PowerDetect Clean & Empty stakes its claim as the year’s most compelling blend of innovation, performance, and value. See additional info
Current price as of July 14, 2025
Automations: Auto Suction Adjustment | Edge Detect | Direction Detect
Cleaning Heads & Attachments: Duoclean Roller | Soft Roller | Active Hair Removal | Pivoting Wand
Battery & Charging Features: Detachable Battery | Bagless Auto Empty Charging Dock
Lighting & Display: LED Lights
| Scores | Shark PowerDetect Clean & Empty | Average Cordless Vacuum Tested |
|---|---|---|
| Vacuum Wars Overall | 4.77 | 3.3 |
| Performance | 4.24 | 3.15 |
| Hard Floor | 4.0 | 2.3 |
| Carpet | 4.80 | 3.73 |
| Features | 4.94 | 2.19 |
| Battery | 3.85 | 3.39 |
| Attachments | 3.73 | 1.68 |
| Official Battery Life: 70 Minutes |
| Handle Weight: 1804 gr |
| Noise Level: 82 db |
| Dust Bin Capacity: 700 ml |
Powerful Cleaning Performance
Equipped with Shark’s redesigned DuoClean floorhead, the PowerDetect delivered perfect scores in all major pickup tests.
It achieved a 100% score in the Carpet Deep Clean test, significantly above the category average of 93%.
For Carpet Surface Pickup, it earned a flawless 5.0 out of 5.0, compared to the average of 3.7.
It also received a 5.0 out of 5.0 on Hard Floor Pickup, outperforming the average of 3.5.
The DuoClean system is especially effective at handling both fine dust and large debris, whether on hard floors or carpets, and eliminates the need to swap floorheads between surfaces. It notably performs smoothly in both forward and backward passes, thanks to Shark’s enhanced squeegee and Direction Detect features.
Strong Suction and Airflow
The PowerDetect impressed with some of the highest airflow and suction numbers we’ve seen from a Shark cordless vacuum:
| Metric | Shark PowerDetect | Category Average |
|---|---|---|
| Sealed Suction (Max Power) | 112″ | 74″ |
| Airflow at the Wand | 50.3 CFM | 42 CFM |
| Airflow at the Head | 41.6 CFM | 36.65 CFM |
| Unsealed Suction | 0.29 kPa | 0.58 kPa |
While its unsealed suction was slightly below average, it didn’t hold the vacuum back in performance tests due to the intelligent head design and airflow efficiency.
Perfect Filtration and Anti-Tangle Performance
In our fog chamber test, the PowerDetect achieved a perfect filtration score of 15, nearly double the average (8.5), confirming its fully sealed system effectively traps fine dust and allergens.
It also delivered a perfect result in our 14-inch hair tangle test, making it one of the best options for households with pets or long hair.
Best-in-Class Battery Efficiency
With a Battery Efficiency Score of 32.77, the PowerDetect outperformed every other cordless vacuum we tested this year (average: 22.31).
In max power tests, it ran for 13 minutes—on par with the Dyson Gen5 Detect. On auto mode, most users can expect 30–40 minutes of runtime, depending on surface type and debris levels. The removable battery adds extra flexibility for longer sessions.
Innovative Features That Just Work
True to its name, the “Detect” system includes:
- Floor Detect – automatically adjusts suction and roller speed by floor type
- Dirt Detect – boosts suction in areas with more debris
- Direction Detect – enhances pickup during forward and backward passes
- Edge Detect – increases suction near walls and baseboards
Add to that LED headlights, the flexible MultiFLEX wand for under-furniture cleaning and compact storage, and a user-friendly interface, and it becomes clear that Shark focused on smart usability just as much as raw power.
Auto-Empty Option and Excellent Value
The premium IP3251 model includes an auto-empty charging dock that empties the vacuum’s bin into a bagless 45-day container—a rarity in the industry. Yet even this model is priced at $549.99, which is almost half the cost of the Dyson Gen5 Detect ($949), while offering comparable or better performance in most categories.
Even the standard IP1251 model—identical in cleaning performance but without the auto-empty base—is available for just $449.99.
Final Verdict
With top-tier scores in pickup, suction, battery life, and filtration—paired with useful innovations and a remarkably competitive price—the Shark PowerDetect Clean & Empty is our Best Overall Cordless Vacuum of 2025. It’s a vacuum that doesn’t just compete with the best—it outperforms them in key ways, and does so at a much better value.
Shark PowerDetect
Clean and Empty IP3251
Price as of July 14, 2025
Shark PowerDetect IP1251
Price as of July 14, 2025
The Results Are In!
See the full lineup of standout performers in the Vacuum Wars Best Cordless Vacuum Awards for 2025!
