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  1. Table of Contents
  2. Top
  3. Main Differences
  4. Design
    1. Build Quality
    2. User Maintenance
    3. Recurring Cost
    4. Dimensions
    5. Internal Dirt Compartment
    6. Station Maintenance Capabilities
    7. In The Box
    8. Battery
    9. Quality-Of-Life Features
    10. Brushroll And Tools
  5. Performance
    1. Hard Floor Pick-Up
    2. High-Pile Carpet Pick-Up
    3. Low-Pile Carpet Pick-Up
    4. Pet Hair Pick-Up
    5. Suction
    6. Airflow
    7. Noise
    8. Maneuverability
    9. Air Quality
    10. Cracks
    11. Stains
    12. Water
  6. Automation
    1. Physical Automation
    2. Companion App Automation
  7. To Be Deleted
  8. Comments

Roborock S8 Pro Ultra vs Roborock Qrevo Curv

Side-by-Side Comparison

Products

Roborock S8 Pro Ultra
Roborock Qrevo Curv

Tested using Methodology v0.8

Updated Mar 04, 2025 08:29 PM

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Tested using Methodology v0.8

Updated Feb 04, 2025 02:10 PM

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Amazon.com
Roborock S8 Pro Ultra Picture
Roborock Qrevo Curv Picture

Variants

  • S8 Pro Ultra (Black)
  • S8 Pro Ultra (White)
  • Qrevo Curv (White)
  • Qrevo Edge (White)

Our Verdict

Roborock S8 Pro Ultra

Roborock Qrevo Curv

The Roborock Qrevo Curv and the Roborock S8 Pro Ultra are both high-end robot vacuums that trade blows with one another. Get the Curv if you primarily need a device to clean hard surfaces and treat stains. Its FlexiArm system allows its side brush and mop to extend beyond the main chassis and deliver exceptional cleaning along walls and corners. On the other hand, you should go with the Pro Ultra if you have pets or if there is a lot of carpeting in your home. Its twin roller head allows it to agitate carpet fibers exceptionally well, lifting away debris like pet hair with ease. It still struggles with fine debris like sand, but it's much better overall than the Curv for carpet cleaning. 

0

Check Price

White
S8 Pro Ultra
SEE PRICE
Amazon.com
White
Qrevo Curv
SEE PRICE
Amazon.com
Black
S8 Pro Ultra
SEE PRICE
Amazon.com
White
Qrevo Edge
SEE PRICE
Amazon.com

Main Differences for

Threshold 

0.10

Bare Floor 

7.3
7.9

Hard Floor Pick-Up 
 

7.5
9.0

Noise 
 

7.3
8.7

Maneuverability 
 

8.0
7.0

Full Comparison

Design

Build Quality 
 

8.5
8.0

Build Quality Picture  

Roborock S8 Pro Ultra Build Quality Picture
Roborock Qrevo Curv Build Quality Picture

Vacuum & Mop Combo 
 

Yes
Yes

Show text

User Maintenance 
 

6.0
6.5

Maintenance Picture  

Roborock S8 Pro Ultra Maintenance Picture
Roborock Qrevo Curv Maintenance Picture

Brushroll Cleaning Video  

Show text

Recurring Cost 
 

4.0
4.5

Recurring Cost Picture  

Roborock S8 Pro Ultra Recurring Cost Picture
Roborock Qrevo Curv Recurring Cost Picture

Bag Part Number  

Roborock Disposable Dust Bag for S8 Pro Ultra
Roborock Dust Bag for Qrevo Curv

Filter Part Number  

Roborock Washable Filter for Roborock S8
Roborock Washable Filter for Qrevo Curv

HEPA Filter Part Number  

No HEPA Filter
No HEPA Filter

Show text

Dimensions 
 

Robot Vacuum Dimensions  

Roborock S8 Pro Ultra Robot Vacuum Dimensions
Roborock Qrevo Curv Robot Vacuum Dimensions

Robot Vacuum Height  

9.8 cm (3.9")
10.4 cm (4.1")

Robot Vacuum Width  

35.0 cm (13.8")
35.3 cm (13.9")

Robot Vacuum Depth  

35.0 cm (13.8")
35.1 cm (13.8")

Docking Station Dimensions  

Roborock S8 Pro Ultra Docking Station Dimensions
Roborock Qrevo Curv Docking Station Dimensions

Docking Station Height  

45.0 cm (17.7")
45.0 cm (17.7")

Docking Station Width  

42.4 cm (16.7")
45.0 cm (17.7")

Docking Station Depth  

51.0 cm (20.1")
44.9 cm (17.7")

Show text

Internal Dirt Compartment 
 

6.7
6.2

Dirt Compartment Photo  

Roborock S8 Pro Ultra Dirt Compartment Photo
Roborock Qrevo Curv Dirt Compartment Photo

Dirt Compartment Capacity 
 

0.35 L
0.30 L

Full Indicator 
 

No
No

Show text

Station Maintenance Capabilities 
 

7.9
8.4

Station Photo  

Roborock S8 Pro Ultra Station Photo
Roborock Qrevo Curv Station Photo

Auto Empty 
 

Yes
Yes

Bagless Station 
 

No
No

Dirt Compartment Capacity 
 

2.00 L
2.50 L

Automatic Tank Refill 
 

Yes
Yes

Mop Washing 
 

Cold Water
Hot Water

Mop Drying 
 

Hot Air
Hot Air

Show text

In The Box 
 

In The Box Picture  

Roborock S8 Pro Ultra In The Box Picture
Roborock Qrevo Curv In The Box Picture

Show text

Battery 
 

9.2
9.1

Minimum Battery Life 
 

102 min
102 min

Maximum Battery Life 
 

297 min
240 min

Recharge Time 
 

168 min
206 min

Removable Batteries 
 

No
No

Show text

Quality-Of-Life Features 
 

Picture Of Controls  

Roborock S8 Pro Ultra Picture Of Controls
Roborock Qrevo Curv Picture Of Controls

Power Adjustment 
 

Yes
Yes

Easy On/Off 
 

Yes
Yes

Surface Type Adjustment 
 

Manual And Automatic
Manual And Automatic

Show text

Brushroll And Tools 
 

Brushroll And Tools Photo  

Roborock S8 Pro Ultra Brushroll And Tools Photo
Roborock Qrevo Curv Brushroll And Tools Photo

Brushroll Setup 
 

Dual
Dual

Brushroll Type 
 

Rubber
Rubber And Bristles

Side Brush Setup 
 

Single
Single

Side Brush Type 
 

Fixed
Extendable
Performance

Hard Floor Pick-Up 
 

7.5
9.0

Hard Floor Pick-Up Video  

Hard Floor Pick-Up Post Test  

Roborock S8 Pro Ultra Hard Floor Pick-Up Post Test
Roborock Qrevo Curv Hard Floor Pick-Up Post Test

Show text

High-Pile Carpet Pick-Up 
 

7.5
7.0

High-Pile Carpet Pick-Up Video  

High-Pile Carpet Pick-Up Post Test  

Roborock S8 Pro Ultra High-Pile Carpet Pick-Up Post Test
Roborock Qrevo Curv High-Pile Carpet Pick-Up Post Test

Show text

Low-Pile Carpet Pick-Up 
 

7.0
6.5

Low-Pile Carpet Pick-Up Video  

Low-Pile Carpet Pick-Up Post Test  

Roborock S8 Pro Ultra Low-Pile Carpet Pick-Up Post Test
Roborock Qrevo Curv Low-Pile Carpet Pick-Up Post Test

Show text

Pet Hair Pick-Up 
 

9.5
6.0

Pet Hair Pick-Up Video  

Pet Hair Pick-Up Post Test  

Roborock S8 Pro Ultra Pet Hair Pick-Up Post Test
Roborock Qrevo Curv Pet Hair Pick-Up Post Test

Show text

Suction 
 

4.5
4.1

Suction Video  

Maximum Head Suction 
 

0.1 inH₂O (0.02 kPa)
0.1 inH₂O (0.02 kPa)

Normal Head Suction 
 

0.1 inH₂O (0.02 kPa)
0.0 inH₂O (0.01 kPa)

Setting Used For Normal  

"Balanced" (App)
"Balanced" (App)

Show text

Airflow 
 

8.0
8.1

Maximum Airflow Video  

Maximum Head Airflow 
 

15.2 CFM (0.4 m³/min)
15.3 CFM (0.4 m³/min)

Show text

Noise 
 

7.3
8.7

Noise Video 
 

Bare Floor 
 

60.2 dBA
54.7 dBA

Low-Pile Carpet 
 

67.9 dBA
56.5 dBA

Show text

Maneuverability 
 

8.0
7.0

Maneuverability Video  

Show text

Air Quality 
 

Sealing Quality Video  

Anti-Allergy Filter (HEPA) 
 

No
No

Show text

Cracks 
 

5.0
5.0

Cracks Video  

Wood Cracks Post Test  

Roborock S8 Pro Ultra Wood Cracks Post Test
Roborock Qrevo Curv Wood Cracks Post Test

Show text

Stains 
 

6.5
8.0

Stain Video  

Stain Pickup Post Test  

Roborock S8 Pro Ultra Stain Pickup Post Test
Roborock Qrevo Curv Stain Pickup Post Test

Show text

Water 
 

0.0
0.0

Wet Compatible 
 

Mopping Only
Mopping Only

Water Video  

Water Pickup Post Test  

Roborock S8 Pro Ultra Water Pickup Post Test
Roborock Qrevo Curv Water Pickup Post Test

Show text

Automation

Physical Automation 
 

9.4
8.9

Recharge And Resume 
 

Yes
Yes

Pathing Algorithm 
 

Smart
Smart

Physical Boundary Markers 
 

No
No

Scheduled Start Buttons 
 

Yes
No

Cycle Control Buttons 
 

On-Board Only
On-Board Only

Navigation Control Buttons 
 

Return To Base Only
Return To Base Only

Show text

Companion App Automation 
 

9.5
9.5

Companion App Screen Grabs  

Roborock S8 Pro Ultra Companion App Screen Grabs
Roborock Qrevo Curv Companion App Screen Grabs

App Name 
 

Roborock
Roborock

Software Boundary Markers (No-Go Zones) 
 

Yes
Yes

App Scheduled Start 
 

Yes
Yes

App Cycle Control 
 

Yes
Yes

Navigation Control Within App 
 

Yes
Yes

Show text

To Be Deleted

Check Price

White
S8 Pro Ultra
SEE PRICE
Amazon.com
White
Qrevo Curv
SEE PRICE
Amazon.com
Black
S8 Pro Ultra
SEE PRICE
Amazon.com
White
Qrevo Edge
SEE PRICE
Amazon.com

Roborock S8 Pro Ultra

Roborock Qrevo Curv

Comments

  1. Comparison

Roborock S8 Pro Ultra vs Roborock Qrevo Curv: Main Discussion

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