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  3. Roomba Plus 405 Combo vs Roomba Plus 415 Combo

iRobot Roomba Plus 405 Combo vs iRobot Roomba Plus 415 Combo

What Roomba Plus 405 Combo does better (0) and where Roomba Plus 415 Combo wins (3) — every spec side by side.

iRobot Roomba Plus 405 Combo
iRobot · 2025Roomba Plus 405 Combo
7.3Score
0 advantages≈ US$310
vs
iRobot Roomba Plus 415 Combo
iRobot · 2026Roomba Plus 415 Combo
8.1Score
3 advantages≈ US$340
Higher score
5.0Cleaning power8.5
5.8Navigation6.9
8.5Mopping6.6
4.6Base station9.0
6.9Battery7.4
Dimensions

Size comparison

Roomba Plus 405 ComboRoomba Plus 415 Combo
357 × 106357303 × 84303
Roomba Plus 405 ComboRoomba Plus 415 ComboDifference
Height106 mm84 mm+22 mm
Width / diameter357 mm303 mm+54 mm
Length357 mm303 mm+54 mm
Weight4.1 kg2.9 kg+1.2 kg

Drawn to the same scale from the official dimensions (front and side).

Why is Roomba Plus 405 Combo better than Roomba Plus 415 Combo?

Roomba Plus 405 Combo has no measurable advantages in this pair.

Why is Roomba Plus 415 Combo better than Roomba Plus 405 Combo?

  1. Suction power7,000 Pa vs 20,000 Pa2.9×
  2. Height106 mm vs 84 mm+26%
  3. Threshold climbing20 mm vs 25 mm+25%
Specifications

Side by side

Suction & cleaning
Suction power7,000 Pa20,000 Pa
Main brushSingle main brushSingle main brush
Anti-tangle brush—Yes
Side brushes11
Extending side brush—Yes
Carpet detectionYesYes
Dirt detection—Yes
Navigation & obstacles
NavigationLaser (LiDAR)Laser (LiDAR)
Navigation sensorsLiDAR laser (LDS), Cliff sensorsLiDAR laser (LDS), Cliff sensors
Obstacle avoidanceBasic sensors (infrared / bumper)Basic sensors (infrared / bumper)
Threshold climbing20 mm25 mm
No-go zones / virtual wallsYes—
Room mapping & room selectionYesYes
Mopping
Mop typeRotating mop padsRotating mop pads
Mop lifting on carpetsYesYes
Mop lift height—10 mm
Extending mop (edges)—Yes
Base station
Base stationAll-in-one dock (empty + wash)All-in-one dock (empty + wash)
Auto-empty dust stationYesYes
Dust bag (dock)1.7 l—
Mop washing in the dockYesYes
Hot-air mop dryingYesYes
Automatic water refillYesYes
Clean water tank (dock)3 l—
Dirty water tank (dock)2.3 l—
Battery & runtime
Battery capacity—5,200 mAh
Runtime180 min—
Charging time240 min240 min
Recharge & resumeYes—
Size & weight
Width / diameter357 mm303 mm
Length357 mm303 mm
Height106 mm84 mm
Weight4.1 kg2.9 kg
ShapeRoundRound
ColoursBlackBlack
App & smart home
App controlYesYes
Voice assistantsAmazon Alexa, Google Assistant, Apple SiriAmazon Alexa, Google Assistant, Apple Siri
Remote controlYes—
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