Winner
Updated July 2026
Data from Amazon and official iRobot site.
2026 verdict
In 2026, the recommendation leans toward iRobot Roomba Max 775 Combo Robot + AutoWash Dock over iRobot Roomba Plus 505, driven by battery life and connectivity. It separates itself most clearly on battery life and connectivity, while still looking better on its broader overall balance. iRobot Roomba Plus 505 is the better fit only for buyers who prioritize price and integrations above everything else here. That makes iRobot Roomba Max 775 Combo Robot + AutoWash Dock the clearer recommendation in 2026.
| Feature | iRobot Roomba Max 775 Combo Robot + AutoWash Dock | iRobot Roomba Plus 505 | Winner |
|---|---|---|---|
| Price | $999.99 | $499.00 | iRobot Roomba Plus 505 |
| Battery Life | 180 minutes | 120 minutes | iRobot Roomba Max 775 Combo Robot + AutoWash Dock |
| Connectivity | 2.4 GHz WiFi, Bluetooth | 2.4 GHz WiFi | iRobot Roomba Max 775 Combo Robot + AutoWash Dock |
| Integrations | Google Home, Alexa, IFTTT | Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, IFTTT, Matter | iRobot Roomba Plus 505 |
| Warranty | 1 year | 1 year | Tie |
| Auto Recharge | YES | YES | Tie |
| Navigation Type | Laser (LiDAR) | Laser (LiDAR) | Tie |
| Obstacle Detection | YES | YES | Tie |
| Cliff Detection | YES | YES | Tie |
| Multi-Room Mapping | YES | YES | Tie |
| No-Go Zones | YES | YES | Tie |
| Carpet Cleaning | YES | YES | Tie |
Winner
- + Battery Life: 180 minutes
- + Connectivity: 2.4 GHz WiFi, Bluetooth
- - Price: $999.99 vs $499.00
- - Integrations: Google Home, Alexa, IFTTT vs Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, IFTTT, Matter
50% OFF
$499.00
$999.99
- + Price: $499.00
- + Integrations: Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, IFTTT, Matter
- - Battery Life: 120 minutes vs 180 minutes
- - Connectivity: 2.4 GHz WiFi vs 2.4 GHz WiFi, Bluetooth
Frequently Asked Questions
Which is better overall: iRobot Roomba Max 775 Combo Robot + AutoWash Dock or iRobot Roomba Plus 505?
iRobot Roomba Max 775 Combo Robot + AutoWash Dock has the stronger overall profile in this comparison, especially for battery life and connectivity.
What is the biggest difference between iRobot Roomba Max 775 Combo Robot + AutoWash Dock and iRobot Roomba Plus 505?
Price is one of the clearest differences: iRobot Roomba Max 775 Combo Robot + AutoWash Dock lists $999.99, while iRobot Roomba Plus 505 lists $499.00.
Which one looks better on price?
iRobot Roomba Max 775 Combo Robot + AutoWash Dock is listed at $999.99, while iRobot Roomba Plus 505 is listed at $499.00. iRobot Roomba Plus 505 (better spec).
Who should buy iRobot Roomba Max 775 Combo Robot + AutoWash Dock?
Choose iRobot Roomba Max 775 Combo Robot + AutoWash Dock if your priority is battery life and connectivity and that matters more than price.
Who should buy iRobot Roomba Plus 505?
Choose iRobot Roomba Plus 505 if your priority is price and integrations and that matters more than battery life.
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