Winner
Updated September 2026
Data from Amazon and official iRobot and Shark sites.
2026 verdict
In this 2026 iRobot Roomba Plus 678 Combo Robot + AutoWash Dock vs Shark Matrix Plus 2-in-1 comparison, iRobot Roomba Plus 678 Combo Robot + AutoWash Dock comes out ahead thanks to integrations, auto mop washing, and auto mop drying.
What pushes it ahead is integrations, auto mop washing, and auto mop drying, and its broader overall balance keeps the advantage from looking narrow. Shark Matrix Plus 2-in-1 can still be the right pick, but only if price outweighs the wider strengths of iRobot Roomba Plus 678 Combo Robot + AutoWash Dock. For most setups, iRobot Roomba Plus 678 Combo Robot + AutoWash Dock is the smarter buy.
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| Feature | iRobot Roomba Plus 678 Combo Robot + AutoWash Dock | Shark Matrix Plus 2-in-1 | Winner |
|---|---|---|---|
| Price | $899.99 | $469.90 | Shark Matrix Plus 2-in-1 |
| Integrations | Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter | Google Home, Alexa, Home Assistant | iRobot Roomba Plus 678 Combo Robot + AutoWash Dock |
| Auto Mop Washing | YES | NO | iRobot Roomba Plus 678 Combo Robot + AutoWash Dock |
| Auto Mop Drying | YES | NO | iRobot Roomba Plus 678 Combo Robot + AutoWash Dock |
| Warranty | 1 year | 1 year | Tie |
| Auto Recharge | YES | YES | Tie |
| Connectivity | 2.4 GHz WiFi | 2.4 GHz WiFi | 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 |
Winner
- + Integrations: Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter
- + Auto Mop Washing: YES
- + Auto Mop Drying: YES
- - Price: $899.99 vs $469.90
$469.90
- + Price: $469.90
- - Integrations: Google Home, Alexa, Home Assistant vs Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter
- - Auto Mop Washing: NO vs YES
Frequently Asked Questions
Which is better overall: iRobot Roomba Plus 678 Combo Robot + AutoWash Dock or Shark Matrix Plus 2-in-1?
iRobot Roomba Plus 678 Combo Robot + AutoWash Dock has the stronger overall profile in this comparison, especially for integrations, auto mop washing, and auto mop drying.
What is the biggest difference between iRobot Roomba Plus 678 Combo Robot + AutoWash Dock and Shark Matrix Plus 2-in-1?
Price is one of the clearest differences: iRobot Roomba Plus 678 Combo Robot + AutoWash Dock lists $899.99, while Shark Matrix Plus 2-in-1 lists $469.90.
Which one looks better on price?
iRobot Roomba Plus 678 Combo Robot + AutoWash Dock is listed at $899.99, while Shark Matrix Plus 2-in-1 is listed at $469.90. Shark Matrix Plus 2-in-1 (better spec).
Who should buy iRobot Roomba Plus 678 Combo Robot + AutoWash Dock?
Choose iRobot Roomba Plus 678 Combo Robot + AutoWash Dock if your priority is integrations and auto mop washing and that matters more than price.
Who should buy Shark Matrix Plus 2-in-1?
Choose Shark Matrix Plus 2-in-1 if your priority is price and that matters more than integrations.
Full comparison table
Compare all 153 Robot Vacuums side by side
You are looking at two of them. The full table lines up all Robot Vacuums in the catalog with the same specs, so you can filter by what you need and sort by price or rating.
- 153 Robot Vacuums
- 46 specs compared
- 41 filters
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EcovacsDEEBOT X11S OmniCyclone
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EcovacsDEEBOT X12S OmniCyclone
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EufyE28
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EufyOmni S2
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NarwalFlow
$999.99
NarwalFreo 20
$1099.99
NarwalFreo Z10 Ultra
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Eufy11S MAX
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34% OFF$799.99$529.99
iRobotRoomba 705X
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Robot VacuumsiRobotRoomba 105
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Robot VacuumsiRobotRoomba 105X Combo
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Robot VacuumsiRobotRoomba 105X
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Robot VacuumsiRobotRoomba 205
4.2(11,556)$149.99
Robot VacuumsiRobotRoomba 415X
4.2(11,917)15% OFF$799.99$679.98
Robot VacuumsiRobotRoomba 505X
4.2(8,901)25% OFF$999.99$754.86- Robot VacuumsiRobot
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4.3(13,221)9% OFF$1399.99$1269.99 
Robot VacuumsiRobotRoomba Combo 10 Max robot + AutoWash dock
3.0(272)50% OFF$1399.00$699.99
Robot VacuumsiRobotRoomba Max 705 Combo
3.6(4,814)39% OFF$1299.99$799.00
Robot VacuumsiRobotRoomba Max 705
3.8(718)$899.99
Robot VacuumsiRobotRoomba Max 715 Vac Robot + AutoEmpty Dock
4.2(2,836)14% OFF$699.99$599.99- Robot VacuumsiRobot
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4.4(4,929)20% OFF$999.99$799.99 
Robot VacuumsiRobotRoomba Max 875 Combo Robot + AutoWash Dock
$1199.99
Robot VacuumsiRobotRoomba Plus 405
3.2(431)13% OFF$799.99$699.95
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3.9(26)$599.99
Robot VacuumsiRobotRoomba Plus 504
3.7(647)$664.99
Robot VacuumsiRobotRoomba Plus 505
4.2(8,901)30% OFF$999.99$699.99
Robot VacuumsiRobotRoomba Plus 507 Combo Robot + AutoWash Dock
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4.0(23,825)15% OFF$599.00$511.97
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4.0(35,970)$469.90
Robot VacuumsSharkMatrix Plus UR2650WS
4.0(35,975)$289.00
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4.0(7,637)$374.99
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4.0(7,618)16% OFF$449.99$379.95
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4.0(17,920)$1199.99
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4.0(2,216)$999.95
Robot VacuumsSharkPowerDetect Self-Empty
4.2(3,655)$549.99
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4.3(288)38% OFF$1199.99$749.99
Robot VacuumsSharkPowerDetect UV Reveal
4.0(134)$1249.00
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4.1(3,656)23% OFF$799.99$619.00