iRobot Roomba 115 Combo + AutoEmpty Dock vs iRobot Roomba Plus 515 Combo + AutoWash Dock
Technical comparison · Robot vacuums and mops
iRobot Roomba 115 Combo + AutoEmpty Dock and iRobot Roomba Plus 515 Combo + AutoWash Dock differ in mopping system and dock functions; on the measurable specs neither model is ahead: the differences are of design, not of level.
| Parameter |
Roomba 115 Combo + AutoEmpty Dock
iRobot
F2 · Intermediate
|
Roomba Plus 515 Combo + AutoWash Dock
iRobot
F3 · Advanced
|
|---|---|---|
| Identity | ||
| Launch year | — | 2025 |
| Use tier | F2 — Intermediate | F3 — Advanced |
| Price | ||
| Price | ~200–450 € | ~450–1000 € |
| Price updated on | 09/2026 | 09/2026 |
| Universal specs | ||
| Dimensions (W×D×H) | 24.5 × 24.5 × 9.2 cm | 29.8 × 30.3 × 8.35 cm |
| Weight | 2.16 kg | 2.9 kg |
| Category specs | ||
| Cleaning functions | Vacuums, Mops | Vacuums, Mops |
| Availability in Europe | On sale | On sale |
| Suction power | 15000 Pa | 22000 Pa |
| Navigation system | Rotating LiDAR | Rotating LiDAR |
| Release year | — | 2025 |
| Onboard camera | — | No |
| Obstacle avoidance | — | Contact bumper only |
| Onboard microphone | — | No |
| Where object recognition runs | — | No object recognition |
| Declared data server region | Multiple regions | Multiple regions |
| Runtime | — | 295 min |
| Mopping system | Dragged pad, no pressure | Rotating discs |
| Mop lifting height | — | 10 mm |
| Extending mop for edges | — | Yes |
| Dock functions | Automatic emptying | Automatic emptying, Mop washing, Hot water washing, Mop drying, Warm air drying |
| Wi-Fi bands | 2.4 GHz | — |
| App | Roomba Home | — |
| Mop washing water temperature | — | 75 °C |
| Dust bag capacity | 2.5 l | — |
| Dock width | — | 340 mm |
| Dock depth | — | 330 mm |
| Dock height | 292 mm | 485 mm |
| Main brush type | Bristles | — |
| Filter type | Standard | Standard |
| Carpet handling | — | Detects the carpet, Lifts the mop |
| Cliff sensors | Yes | — |
| Saved maps (floors) | 3 | 3 |
The differences that matter
- Mopping system: iRobot Roomba 115 Combo + AutoEmpty Dock Dragged pad, no pressure · iRobot Roomba Plus 515 Combo + AutoWash Dock Rotating discs
- Dock functions: iRobot Roomba 115 Combo + AutoEmpty Dock Automatic emptying · iRobot Roomba Plus 515 Combo + AutoWash Dock Automatic emptying, Mop washing, Hot water washing, Mop drying, Warm air drying
In short
iRobot Roomba 115 Combo + AutoEmpty Dock
Design differences: mopping system: dragged pad, no pressure.
iRobot Roomba Plus 515 Combo + AutoWash Dock
Design differences: mopping system: rotating discs.
This comparison points to the two product pages, where you'll find the complete data and the official links.