Dreame Z30
Performance-focused buyers who want top-tier suction and runtime in an ultralight package
Samsung Bespoke AI Jet Ultra
No-compromise buyers who want the absolute best suction, runtime, and filtration regardless of price
Score Comparison
Quick Verdict
The Dreame Z30 delivers 78% of the Samsung Ultra's suction at 45% of the price, making it the better choice for most households. The Samsung Bespoke AI Jet Ultra is worth the $1,100 premium only if you need 400 AW suction for thick carpets, 99.999% filtration for severe allergies, or seamless SmartThings integration. For everyone else, the Z30 is the smarter buy.
Head-to-Head Comparison
Suction Power
The Samsung Ultra wins with 400 AW vs the Z30's 310 AW — a 29% advantage. On hard floors and low-pile carpets, you won't notice the difference: both vacuums clean these surfaces thoroughly. The gap becomes meaningful on thick carpets and heavily soiled areas, where the Ultra's extra power pulls embedded debris more effectively. If your home is primarily hard floors, the Z30's 310 AW is more than sufficient and the extra $600 buys nothing practical.
Runtime
Near parity here. The Samsung Ultra offers 100 minutes vs the Z30's 90 minutes. Both figures are eco-mode maximums; in auto mode, expect 35-50 minutes from either vacuum. The Z30's intelligent power management via the CelesTect dust sensor is comparable to Samsung's AI Cleaning Mode 2.0 in practice. Neither vacuum will leave you stranded mid-clean in a typical home.
Filtration
Samsung's 99.999% multi-layer filtration is mathematically superior to the Z30's H14 HEPA at 99.99%. In practical terms, the Samsung captures 10x fewer escaped particles — meaningful for severe allergies or immunocompromised household members. For typical homes, both filtration levels provide excellent air quality, and the Z30's H14 HEPA rating is already clinical-grade.
Weight & Ergonomics
The Z30 at 4.8 lbs is noticeably lighter than the Samsung Ultra at 6.2 lbs. Over a 30-minute cleaning session, this 1.4-pound difference affects fatigue, especially on stairs and during overhead cleaning. The Z30 also ships with 7 attachments vs Samsung's standard kit, offering more versatility out of the box.
Convenience & Maintenance
Samsung wins decisively with the All-in-One Clean Station that auto-empties, charges, and stores the vacuum. The Z30 requires manual dustbin emptying after every 1-2 sessions. If you dislike touching dust, the Samsung's auto-empty convenience is a significant quality-of-life upgrade.
Smart Features
Both vacuums offer intelligent floor detection and automatic suction adjustment. Samsung adds SmartThings integration with cleaning history, filter reminders, and remote monitoring. The Z30's LCD display provides more granular real-time data (particle type, count, dirt level) during cleaning. Samsung wins on ecosystem integration; Dreame wins on in-the-moment cleaning intelligence.
Value
The Z30 costs $500 vs the Samsung's $1,100 — less than half the price. Dollar-for-dollar, the Z30 delivers better suction-to-price ratio, lighter weight, more attachments, and comparable runtime. The Samsung's premium buys you 90 additional AW of suction, an auto-empty dock, 0.001% better filtration, and SmartThings integration.
Who Should Buy the Dreame Z30?
- Most households where the best cleaning performance per dollar matters more than luxury features
- Weight-sensitive users who benefit from the Z30's lighter 4.8 lb design
- Multi-surface homes that need the dual brush head system and 7-attachment kit
- Budget-conscious buyers who want 90% of premium performance at 45% of the price
Who Should Buy the Samsung Bespoke AI Jet Ultra?
- Thick-carpet homes where the 400 AW suction makes a measurable difference over 310 AW
- Severe allergy sufferers who need the absolute best filtration available (99.999%)
- Samsung ecosystem users who want SmartThings integration and value the connected experience
- Convenience-first buyers who want the auto-empty Clean Station to eliminate manual dustbin management
The Bottom Line
The Dreame Z30 is the better vacuum for the vast majority of homes. At $500, it delivers cleaning performance that rivals vacuums costing twice as much, with lighter weight and more accessories. The Samsung Bespoke AI Jet Ultra is the better vacuum period — on suction, filtration, runtime, and convenience, it wins or ties every metric. But those wins cost an extra $600, and for most households, the Z30 gets you there for less.
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 Samsung Bespoke AI Jet Ultra
No-compromise buyers who want the absolute best suction, runtime, and filtration regardless of price
The Samsung Bespoke AI Jet Ultra is the most powerful cordless stick vacuum money can buy. With 400 AW suction, 100-minute runtime, and 99.999% filtration, it sets the benchmark — but only for those willing to pay the $1,100 premium.
Strengths
- Strongest suction in the category at 400 AW
- Longest runtime among premium models at 100 minutes
- Multi-layer filtration captures 99.999% of particles
- Full AI Jet system with auto-empty Clean Station
Limitations
- Most expensive vacuum in the category at $1,100
- Heavier at 6.2 lbs than lighter premium alternatives
- Overkill for small apartments or hard-floor-only homes
