specly

Roomba i3 vs D9

Roomba i3

2021 · $299.99 today

6248
D9

2020 · $219.99 today

7653
SuctionNavigationMoppingAutomationBatteryValue
Roomba i3D9

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 3.6 kg(6% less)

Why D9 is better

  • Suction Power: 3000 Pa vs ~1000 Pa (Power-Lifting Suction)(3.0× more)
  • Battery Life: 150 min vs 75 min(2.0× more)
  • Dustbin Capacity: 570 mL vs 400 mL(43% more)

Verdict

D9 leads outright in 4 of 6 dimensions today.

Spec by spec

SpecRoomba i3D9
Cleaning
Suction Power~1000 Pa (Power-Lifting Suction)3000 Pa
MoppingNoYes, basic gravity-fed water tank
Dustbin Capacity400 mL570 mL
Navigation
Navigation TypevSLAM camera-basedLiDAR SLAM
MappingImprint Smart MappingMulti-floor, virtual walls
Battery & Design
Battery Life75 min150 min
Charge Time180 min300 min
Weight3.4 kg3.6 kg