Dreame Z30
Performance-focused buyers who want top-tier suction and runtime in an ultralight package
Shark PowerDetect Clean & Empty IP3251
Busy households that want hands-off maintenance with powerful auto-empty convenience
Score Comparison
Pricing & Features
Making Your Decision
When to Choose Dreame Z30
Performance-focused buyers who want top-tier suction and runtime in an ultralight package
The Dreame Z30 is the best all-around cordless stick vacuum for the money. Its combination of 310 AW suction, 90-minute runtime, and 4.8 lb weight is unmatched, making it the top overall pick in our roundup.
Strengths
- Class-leading 310 AW suction in a lightweight 4.8 lb body
- Exceptional 90-minute runtime on a single charge
- H14 HEPA filtration — highest grade in the category at 99.99%
- LCD display shows real-time dust and battery data
Limitations
- No auto-empty dock — manual emptying at this price point
- 0.6L dustbin is mid-sized for the price
- Less established brand reputation in the US market
When to Choose Shark PowerDetect Clean & Empty IP3251
Busy households that want hands-off maintenance with powerful auto-empty convenience
The Shark PowerDetect IP3251 pairs strong suction with a 45-day auto-empty dock for true set-and-forget convenience. The weight trade-off is real, but the hands-free maintenance is hard to beat at this price.
Strengths
- Auto-empty dock holds up to 45 days of debris
- PowerDetect technology auto-adjusts suction by floor type
- ~314 AW suction rivals premium competition
- DuoClean head tackles both hard floors and carpets
Limitations
- Heaviest vacuum in our roundup at ~8 lbs
- Bulky dock requires dedicated floor space
- Dock noise can be loud during auto-empty cycles
