iRobot Roomba S9 vs roborock S4

Votes 1 1
Rating 5 5
iRobot Roomba S9
vs
roborock S4

If you’re in the market for a robot vacuum and want to invest in the best, you are probably considering the iRobot Roomba S9 and roborock S4. Based on our rating, both robot vacuums have the same overall rating of 9.

Advantages iRobot Roomba S9 over roborock S4

  • Voice control

Advantages roborock S4 over iRobot Roomba S9

  • Lower noise level, 68 dB vs 70 dB
  • Larger dust bin capacity, 420 ml vs 400 ml
  • Washable filter
  • Better battery capacity, 5200 mAH vs 3300 mAH
  • Better battery life, 150 min vs 120 min
  • Less charging time, 3 hrs vs 4 hrs

Common features and specifications

  • The same suction power: 2000 PA
  • Both robot vacuums are Wi-Fi enabled
  • Dry cleaning mode
  • A Virtual Wall creates an invisible barrier that robot vacuums won't cross
  • Both robot vacuums use smart path planning to clean more efficient
  • One side brush
  • Single room mode
  • Intensive clean mode

Dimensions

A noticeable difference between two models is the size, which is 30.9 x 8.8/12.2 x 3.5 (D x H) cm/inches for the Roomba S9 and 35 x 9.1/13.8 x 3.6 (D x H) cm/inches for the S4. The weight of the Roomba S9 is 3.6/8.1 kg/lbs, and for the S4 it is 3.1/7 kg/lbs.

Robot vacuums comparison chart

Overall
iRobot Roomba S9
9
roborock S4
9
9
9
10
10
9
7
8
10
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Common

Product

iRobot Roomba S9
roborock S4

Model

Roomba S9
S4

Brand

iRobot
roborock

Reviews

268
0

Spesifications

Suction, pa

2000
2000

Noise level, dB

70
68

Wi-Fi

Display

Cleaning

Dry cleaning

Wet cleaning

Dust bin capacity, ml

400
420

Mop system

Features

Virtual wall

Boundary strips

Time scheduling function

Cleaning map

Other features

Visual Navigation
Zoned cleaning, Visual Navigation

Surfaces

Hard floor

Hardwood flor

Thin carpet

Thick carpet

Filtration

Air filter

Washable filter

Brushes

Side brushes

1
1

Brush-roll

Cleaning modes

Auto

Spot

Edge

Single room

Intensive

Protection

Drop sensor protection

Anti-collision

Protective bumpers

Control

Remote control

App control

Voice control

Battery

Battery capacity, mAH

3300
5200

Battery life, min

120
150

Charging time, hrs

4
3

Auto charging

User manual

Manual

Dimensions

Dimensions (D x H), cm/inches

30.9 x 8.8/12.2 x 3.5
35 x 9.1/13.8 x 3.6

Weight, kg/lbs

3.6/8.1
3.1/7
iRobot Roomba S9
roborock S4
iRobot Roomba S9
roborock S4

Robot vacuums CompareVacuumcleaner comparison rating

  • better
  • worse
  • 9
  • 9
  • 9iRobot Roomba S9
  • 9roborock S4

The iRobot Roomba S9 is better robot vacuum in this comparison. Check iRobot Roomba S9 price