specly

Roomba i3 vs E4

Roomba i3

2021 · $299.99 today

6248
E4

2020 · $169.99 today

6241
SuctionNavigationMoppingAutomationBatteryValue
Roomba i3E4

Dashed outline = score at launch

Why Roomba i3 is better

  • Charge Time: 180 min vs 300 min(1.7× less)
  • Weight: 3.4 kg vs 3.5 kg(lower)

Why E4 is better

  • Suction Power: 2000 Pa vs ~1000 Pa (Power-Lifting Suction)(2.0× more)
  • Battery Life: 150 min vs 75 min(2.0× more)

Verdict

Roomba i3 leads outright in 5 of 6 dimensions today.

Spec by spec

SpecRoomba i3E4
Cleaning
Suction Power~1000 Pa (Power-Lifting Suction)2000 Pa
MoppingNoYes, passive water tank
Dustbin Capacity400 mL400 mL
Navigation
Navigation TypevSLAM camera-basedAdaptive Routing camera-based
MappingImprint Smart MappingRoom segmentation via app
Battery & Design
Battery Life75 min150 min
Charge Time180 min300 min
Weight3.4 kg3.5 kg