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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+/S8 vs Shark PowerDetect RV2820ZE

Side-by-Side Comparison

Products

Roborock S8+/S8
Shark PowerDetect RV2820ZE

Tested using Methodology v0.8

Updated Jan 29, 2025 05:31 PM

SEE PRICE
Amazon.com

Tested using Methodology v0.8

Updated Dec 18, 2024 02:55 PM

SEE PRICE
Amazon.com
Roborock S8+/S8 Picture
Shark PowerDetect RV2820ZE Picture

Variants

  • S8+ (Black)
  • S8 (Black)
  • S8+ (White)
  • S8 (White)
  • RV2820ZE (Black)
  • RV2820AE (Black)
  • RV2820YE (Gaia Grey)

Our Verdict

Roborock S8+/S8

Shark PowerDetect RV2820ZE

The Roborock S8+/S8 performs better than the Shark PowerDetect RV2820ZE on every floor surface. The upgraded Shark dock has more capabilities than Roborock's dock, yet performance is still lacking in comparison to the Roborock vacuum. As well, the Roborock is much easier to maintain, and Roborock's control app is excellent, much better than the very basic SharkClean app.

0

Main Differences for

Threshold 

0.10

Bare Floor 

7.1
6.7

Internal Dirt Compartment 
 

5.6
1.3

User Maintenance 
 

7.5
3.5

Hard Floor Pick-Up 
 

7.5
8.0

Noise 
 

6.4
7.8

Full Comparison

Design

Build Quality 
 

8.5
7.0

Build Quality Picture  

Roborock S8+/S8 Build Quality Picture
Shark PowerDetect RV2820ZE Build Quality Picture

Vacuum & Mop Combo 
 

Yes
Yes

Show text

User Maintenance 
 

7.5
3.5

Maintenance Picture  

Roborock S8+/S8 Maintenance Picture
Shark PowerDetect RV2820ZE Maintenance Picture

Brushroll Cleaning Video  

Show text

Recurring Cost 
 

4.5
4.0

Recurring Cost Picture  

Roborock S8+/S8 Recurring Cost Picture
Shark PowerDetect RV2820ZE Recurring Cost Picture

Bag Part Number  

Roborock Disposable Dust Bag
No bag

Filter Part Number  

E11
XPRFRV2500

HEPA Filter Part Number  

No HEPA Filter
XPSFRV2500

Show text

Dimensions 
 

Robot Vacuum Dimensions  

Roborock S8+/S8 Robot Vacuum Dimensions
Shark PowerDetect RV2820ZE Robot Vacuum Dimensions

Robot Vacuum Height  

9.9 cm (3.9")
10.3 cm (4.1")

Robot Vacuum Width  

35.1 cm (13.8")
33.9 cm (13.3")

Robot Vacuum Depth  

35.0 cm (13.8")
35.6 cm (14.0")

Docking Station Dimensions  

Roborock S8+/S8 Docking Station Dimensions
Shark PowerDetect RV2820ZE Docking Station Dimensions

Docking Station Height  

42.5 cm (16.7")
44.4 cm (17.5")

Docking Station Width  

30.3 cm (11.9")
36.5 cm (14.4")

Docking Station Depth  

42.2 cm (16.6")
46.2 cm (18.2")

Show text

Internal Dirt Compartment 
 

5.6
1.3

Dirt Compartment Photo  

Roborock S8+/S8 Dirt Compartment Photo
Shark PowerDetect RV2820ZE Dirt Compartment Photo

Dirt Compartment Capacity 
 

0.25 L
0.12 L

Full Indicator 
 

No
No

Show text

Station Maintenance Capabilities 
 

6.4
8.1

Station Photo  

Roborock S8+/S8 Station Photo
Shark PowerDetect RV2820ZE Station Photo

Auto Empty 
 

Yes
Yes

Bagless Station 
 

No
Yes

Dirt Compartment Capacity 
 

2.50 L
1.80 L

Automatic Tank Refill 
 

No
Yes

Mop Washing 
 

No
Cold Water

Mop Drying 
 

No
Cold Air

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In The Box 
 

In The Box Picture  

Roborock S8+/S8 In The Box Picture
Shark PowerDetect RV2820ZE In The Box Picture

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Battery 
 

8.9
9.0

Minimum Battery Life 
 

90 min
93 min

Maximum Battery Life 
 

235 min
99 min

Recharge Time 
 

261 min
122 min

Removable Batteries 
 

No
Yes

Show text

Quality-Of-Life Features 
 

Picture Of Controls  

Roborock S8+/S8 Picture Of Controls
Shark PowerDetect RV2820ZE Picture Of Controls

Power Adjustment 
 

Yes
Yes

Easy On/Off 
 

Yes
Yes

Surface Type Adjustment 
 

Manual And Automatic
Only Automatic

Show text

Brushroll And Tools 
 

Brushroll And Tools Photo  

Roborock S8+/S8 Brushroll And Tools Photo
Shark PowerDetect RV2820ZE Brushroll And Tools Photo

Brushroll Setup 
 

Dual
Single

Brushroll Type 
 

Rubber
Rubber And Bristles

Side Brush Setup 
 

Single
Single

Side Brush Type 
 

Fixed
Fixed

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Performance

Hard Floor Pick-Up 
 

7.5
8.0

Hard Floor Pick-Up Video  

Hard Floor Pick-Up Post Test  

Roborock S8+/S8 Hard Floor Pick-Up Post Test
Shark PowerDetect RV2820ZE Hard Floor Pick-Up Post Test

Show text

High-Pile Carpet Pick-Up 
 

7.5
6.5

High-Pile Carpet Pick-Up Video  

High-Pile Carpet Pick-Up Post Test  

Roborock S8+/S8 High-Pile Carpet Pick-Up Post Test
Shark PowerDetect RV2820ZE High-Pile Carpet Pick-Up Post Test

Show text

Low-Pile Carpet Pick-Up 
 

7.0
6.0

Low-Pile Carpet Pick-Up Video  

Low-Pile Carpet Pick-Up Post Test  

Roborock S8+/S8 Low-Pile Carpet Pick-Up Post Test
Shark PowerDetect RV2820ZE Low-Pile Carpet Pick-Up Post Test

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Pet Hair Pick-Up 
 

8.0
5.0

Pet Hair Pick-Up Video  

Pet Hair Pick-Up Post Test  

Roborock S8+/S8 Pet Hair Pick-Up Post Test
Shark PowerDetect RV2820ZE Pet Hair Pick-Up Post Test

Show text

Suction 
 

5.2
5.6

Suction Video  

Maximum Head Suction 
 

0.2 inH₂O (0.04 kPa)
0.2 inH₂O (0.04 kPa)

Normal Head Suction 
 

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

Setting Used For Normal  

"Balanced" (App)
"PowerDetect", (Dry Clean button)

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Airflow 
 

7.8
7.3

Maximum Airflow Video  

Maximum Head Airflow 
 

14.1 CFM (0.4 m³/min)
11.0 CFM (0.3 m³/min)

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Noise 
 

6.4
7.8

Noise Video 
 

Bare Floor 
 

65.6 dBA
61.1 dBA

Low-Pile Carpet 
 

68.5 dBA
60.6 dBA

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Maneuverability 
 

8.0
7.5

Maneuverability Video  

Show text

Air Quality 
 

Sealing Quality Video  

Anti-Allergy Filter (HEPA) 
 

No
No

Show text

Cracks 
 

5.0
4.0

Cracks Video  

Wood Cracks Post Test  

Roborock S8+/S8 Wood Cracks Post Test
Shark PowerDetect RV2820ZE Wood Cracks Post Test

Show text

Stains 
 

6.5
6.0

Stain Video  

Stain Pickup Post Test  

Roborock S8+/S8 Stain Pickup Post Test
Shark PowerDetect RV2820ZE Stain Pickup Post Test

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Water 
 

0.0
0.0

Wet Compatible 
 

Mopping Only
Mopping Only

Water Video  

Water Pickup Post Test  

Roborock S8+/S8 Water Pickup Post Test
Shark PowerDetect RV2820ZE Water Pickup Post Test

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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
7.0

Companion App Screen Grabs  

Roborock S8+/S8 Companion App Screen Grabs
Shark PowerDetect RV2820ZE Companion App Screen Grabs

App Name 
 

Roborock
SharkClean

Software Boundary Markers (No-Go Zones) 
 

Yes
Yes

App Scheduled Start 
 

Yes
Yes

App Cycle Control 
 

Yes
Yes

Navigation Control Within App 
 

Yes
No

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To Be Deleted

Roborock S8+/S8

Shark PowerDetect RV2820ZE

Comments

  1. Comparison

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