Dreame L20 Ultra vs. Roborock Qrevo Slim: A Detailed Comparison

## Dreame L20 Ultra vs. Roborock Qrevo Slim: A Detailed Comparison

Choosing the right robot vacuum can feel like a daunting task, especially with so many advanced models on the market. Today, we’re diving deep into a head-to-head comparison between two top contenders: the Dreame L20 Ultra and the Roborock Qrevo Slim. Both promise cutting-edge cleaning technology, but they approach the task with different strengths and features. Let’s break down what makes each of these robots unique.

Design and Build

The Dreame L20 Ultra makes a strong first impression with its sturdy build and gold accents. It feels like a premium device, designed for daily use. The base station is substantial, housing all the necessary components for automatic cleaning and maintenance. Setting it up was a breeze, and the quick start guide got me up and running in minutes.

On the other hand, the Roborock Qrevo Slim stands out with its low-profile design. At just 3.2 inches tall, it’s noticeably shorter than most robot vacuums, allowing it to reach under furniture that other models can’t. The matte finish is sleek and doesn’t show fingerprints easily. The docking station is also well-built, serving as a full cleaning system.

Cleaning Performance

When it comes to cleaning, both robots perform admirably, but with some key differences. The Dreame L20 Ultra excels in both hard floor and carpet cleaning. It has superior mopping capabilities, effectively tackling dried stains like grape juice and coffee. The innovative mop extend technology is a game-changer, ensuring thorough edge cleaning. The automatic mop pad lifting and optional removal at the base are also great features for homes with mixed flooring.

The Roborock Qrevo Slim, with its dual brush roll, also does an excellent job on both hard floors and carpets. It picks up various debris types, including pet hair, and resists tangles. The dual spinning mop pads apply downward pressure, providing effective mopping. The automatic mop lifting is a standard feature that works well, making it suitable for homes with both hard floors and carpets.

Navigation and Obstacle Avoidance

The Dreame L20 Ultra uses advanced navigation with LiDAR and AI obstacle avoidance. It navigates around obstacles like shoes, cords, and even fake pet accidents with ease. The app is user-friendly, allowing for customization of virtual walls and specific cleaning areas.

The Roborock Qrevo Slim uses a StarSight navigation system with dual LiDAR, 3D ToF, and an RGB camera. This system provides good navigation and obstacle avoidance, though it can occasionally get confused, especially after furniture is moved. The initial mapping can take slightly longer than models with top-mounted LiDAR, but it still does a good job overall.

Base Station and Maintenance

The Dreame L20 Ultra features an automatic base station that auto-empties the dustbin, washes and dries the mop covers, and refills the water tank. It even adds the right amount of cleaner. The base station is like a cleaning assistant that never takes a break. However, the self-cleaning base station requires manual cleaning of the washboard area periodically.

The Roborock Qrevo Slim comes with a multi-functional dock 3.0 that auto-empties the dustbin, washes and dries the mop pads, and has a self-cleaning feature. The dock also has a sensor that detects how dirty the mop water is and initiates extra cleaning cycles if needed. It’s a full-service system that adds a lot of convenience.

Pros and Cons

Dreame L20 Ultra

• Pros:

  • Excellent pickup performance on both hard floors and carpets.
  • Superior mopping ability, effectively cleaning dried stains.
  • Innovative mop extend technology for better edge cleaning.
  • Automatic mop pad lifting and optional removal at base for carpet cleaning.
  • Automatic base station with auto-empty, mop washing/drying, and water/solution refilling.
  • Advanced navigation with LiDAR and AI obstacle avoidance.

• Cons:

  • High price point compared to other robot vacuums.
  • Limited consumer reviews available due to its newness.
  • Average performance in crevice pickup and deep clean tests.
  • The rubber brush is not as effective at lifting fine hair from carpets and rugs as a bristle brush.
  • The base station, while feature-rich, is large and may not fit in all spaces.
  • The self-cleaning base station requires manual cleaning of the washboard area periodically.

Roborock Qrevo Slim

• Pros:

  • Low profile design (3.2 inches) allows it to clean under more furniture.
  • StarSight navigation system with dual LiDAR, 3D ToF, and RGB camera provides good navigation and obstacle avoidance.
  • Excellent vacuuming performance on both hard floors and carpets.
  • Effective mopping with dual spinning pads, adjustable water levels, and automatic mop lifting.
  • Multi-functional dock 3.0 with auto-emptying, mop washing/drying, and self-cleaning features.
  • User-friendly app with advanced features, pet-specific options, and good app store ratings.

• Cons:

  • Navigation can be occasionally confused, especially after furniture is moved.
  • Raw suction power is lower than average compared to other models.
  • Internal dust bin is small, requiring frequent auto-emptying, especially with pet hair.
  • Object avoidance, while improved, is not perfect and can still get tangled in cords.
  • Initial mapping can take slightly longer than models with top-mounted LiDAR.
  • The hot water temperature of the dock is lower than advertised.

Final Thoughts

Both the Dreame L20 Ultra and the Roborock Qrevo Slim are impressive robot vacuums with advanced features. The Dreame L20 Ultra stands out with its superior mopping capabilities and innovative mop extend technology, making it a great choice for those who prioritize mopping performance. The Roborock Qrevo Slim, on the other hand, excels with its low-profile design and multi-functional dock, making it ideal for homes with low furniture and a need for convenient maintenance. Ultimately, the best choice depends on your specific needs and priorities.