eufy S1 Pro vs Narwal Freo X Ultra

Which Robot Vacuum Is Better?

Products

eufy S1 Pro
Narwal Freo X Ultra

Tested using Methodology v1.0

Updated Jul 17, 2025 03:44 PM

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Amazon.com

Tested using Methodology v1.0

Updated Jul 17, 2025 03:28 PM

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Our Verdict

eufy S1 Pro

Narwal Freo X Ultra

The eufy S1 Pro is simply a more versatile floor cleaner than the Narwal Freo X Ultra. The eufy does a much better job of maneuvering itself around obstacles, has a more feature-rich companion app that allows for a higher degree of customization, and has a mopping system that's more effective in scrubbing away stains. The eufy's UniClean dock also provides a more hygienic debris disposal process, compared to the Narwal's unique debris compression system. With all that being said, the Narwal is easier to maintain, and it exhibits none of the navigational issues that plague the eufy on carpeted floors.

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Variants

  • S1 Pro (Black)
  • Freo X Ultra (White)

Check Price

Black
S1 Pro
SEE PRICE
Amazon.com
White
Freo X Ultra
SEE PRICE
Amazon.com
Black
S1 Pro
SEE PRICE
BestBuy.com
White
Freo X Ultra
SEE PRICE
BestBuy.com
Black
S1 Pro
SEE PRICE
Walmart.com
White
Freo X Ultra
SEE PRICE
Walmart.com

Main Differences for
Multi-Surface Household

Threshold 

0.10

Multi-Surface Household 

6.9
5.8

Station Maintenance Capabilities 
 

7.6
0.9

Hard Floor Pickup 
 

8.0
7.5

Stains 
 

7.5
6.0

Full Comparison

Design

Build Quality 
 

8.5
8.0

Build Quality Picture  

Vacuum & Mop Combo 
 

Yes
Yes
Show Text 

User Maintenance 
 

3.5
6.0

Maintenance Picture  

Brushroll Cleaning Video  

Show Text 

Recurring Cost 
 

4.0
5.0

Recurring Cost Picture  

Bag Part Number  

Dust Bag For S1 Pro
Disposable Dust Bag for Freo X Ultra/Freo X Plus

Filter Part Number  

High-Performance Filter For S1 Pro
Dust Bin Filter for Freo X Ultra/ Freo X Plus

HEPA Filter Part Number  

No HEPA Filter
HEPA Disposable Dust Bag
Show Text 

Dimensions 
 

Robot Vacuum Dimensions  

Robot Vacuum Height  

9.8 cm (3.9")
10.5 cm (4.1")

Robot Vacuum Width  

32.8 cm (12.9")
35.2 cm (13.9")

Robot Vacuum Depth  

34.5 cm (13.6")
35.5 cm (14.0")

Docking Station Dimensions  

Docking Station Height  

66.0 cm (26.0")
43.5 cm (17.1")

Docking Station Width  

38.1 cm (15.0")
41.2 cm (16.2")

Docking Station Depth  

46.4 cm (18.3")
36.6 cm (14.4")
Show Text 

Internal Dirt Compartment 
 

4.8
9.5

Dirt Compartment Photo  

Dirt Compartment Capacity 
 

0.20 L
0.70 L

Full Indicator 
 

No
No
Show Text 

Station Maintenance Capabilities 
 

7.6
0.9

Station Photo  

Auto Empty 
 

Yes
No

Bagless Station 
 

No
No Dirt Compartment

Dirt Compartment Capacity 
 

1.70 L
0.00 L

Automatic Tank Refill 
 

Yes
No

Mop Washing 
 

Cold Water
Cold Water

Mop Drying 
 

Hot Air
Hot Air
Show Text 

In The Box 
 

In The Box Picture  

Show Text 

Battery 
 

9.7
9.0

Minimum Battery Life 
 

132 min
86 min

Maximum Battery Life 
 

276 min
268 min

Recharge Time 
 

210 min
186 min

Removable Batteries 
 

Yes
No
Show Text 

Quality-Of-Life Features 
 

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  

Brushroll Setup 
 

Single
Single

Brushroll Type 
 

Rubber
Rubber And Bristles

Side Brush Setup 
 

Dual
Dual

Side Brush Type 
 

Fixed
Fixed
Performance

Hard Floor Pickup 
 

8.0
7.5

Hard Floor Pickup Video  

Hard Floor Pickup Post Test  

Show Text 

High-Pile Carpet Pickup 
 

6.0
7.0

High-Pile Carpet Pickup Video  

High-Pile Carpet Pickup Post Test  

Show Text 

Low-Pile Carpet Pickup 
 

4.0
5.0

Low-Pile Carpet Pickup Video  

Low-Pile Carpet Pickup Post Test  

Show Text 

Pet Hair Pickup 
 

5.0
5.0

Pet Hair Pickup Video  

Pet Hair Pickup Post Test  

Show Text 

Airflow 
 

7.8
0.0

Maximum Airflow Video  

Maximum Head Airflow 
 

13.9 CFM (0.4 m³/min)
N/A
Show Text 

Noise 
 

7.1
8.0

Noise Video 
 

Bare Floor 
 

60.0 dBA
57.6 dBA

Low-Pile Carpet 
 

69.0 dBA
63.1 dBA
Show Text 

Household Adaptability 
 

6.5
7.5

Household Adaptability  

Show Text 

Obstacle Avoidance 
 

8.8
2.0

Obstacle Avoidance Technology 
 

Camera-Based And Light-Based
Light-Based

Object Recognition 
 

Yes
Yes

Obstacle Video  

Bare Floor: Avoidance Rate 
 

67%
7%

Bare Floor: Intervention Rate 
 

0%
40%

Carpet: Avoidance Rate 
 

67%
0%

Carpet: Intervention Rate 
 

0%
50%

Always Avoided Pet Waste 
 

Yes
No
Show Text 

Height Clearance 
 

6.0
4.0

Height Clearance Video  

Lowest Height Cleared 
 

10.0 cm (3.9'')
None Cleared
Show Text 

Threshold Clearance 
 

7.0
7.0

Low Threshold Video  

High Threshold Video  

Max Threshold Height 
 

1.9 cm (0.7")
1.9 cm (0.7")
Show Text 

Air Quality 
 

Sealing Quality Video  

Anti-Allergy Filter (HEPA) 
 

No
Yes
Show Text 

Cracks 
 

5.5
4.0

Cracks Video  

Wood Cracks Post Test  

Show Text 

Stains 
 

7.5
6.0

Stain Video  

Stain Pickup Post Test  

Show Text 

Water 
 

0.0
0.0

Wet Compatible 
 

Mopping Only
Mopping Only

Water Video  

Water Pickup Post Test  

Show Text 
Automation

Physical Automation 
 

8.9
8.9

Recharge And Resume 
 

Yes
Yes

Pathing Algorithm 
 

Smart
Smart

Physical Boundary Markers 
 

No
No

Scheduled Start Buttons 
 

No
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
8.0

Companion App Screen Grabs  

App Name 
 

eufy Clean
Narwal Freo

Software Boundary Markers (No-Go Zones) 
 

Yes
Yes

App Scheduled Start 
 

Yes
Yes

App Cycle Control 
 

Yes
Yes

Navigation Control Within App 
 

Yes
No
Show Text 
To Be Deleted

Check Price

Black
S1 Pro
SEE PRICE
Amazon.com
White
Freo X Ultra
SEE PRICE
Amazon.com
Black
S1 Pro
SEE PRICE
BestBuy.com
White
Freo X Ultra
SEE PRICE
BestBuy.com
Black
S1 Pro
SEE PRICE
Walmart.com
White
Freo X Ultra
SEE PRICE
Walmart.com

eufy S1 Pro

Narwal Freo X Ultra

Comments

  1. Comparison

eufy S1 Pro vs Narwal Freo X Ultra: Main Discussion

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