- Suction
- 30,000 Pa
- Height
- 97.5 mm (3.8 in)
- Runtime
- Not disclosed
- Noise
- Not disclosed
- Price
- US$799.99
iRobot Roomba Plus 678 Combo Shipping
By iRobot · Robot vacuums & mops
Robot rankings: =18 of 44 robot vacuums & mops (tied) · score 51.9 · evidence grade B22 sourced values · 13 not disclosed (63% disclosed)Checked by our QA desk on 2026-10-01Official pageReport an error
Key facts
iRobot Roomba Plus 678 Combo is a robot vacuum made by iRobot. Status: Shipping. Key published specifications: suction 30,000 Pa; height 99.5 mm (3.9 in). Price: US$899.99, US (official price). RankedRobot rank: =18 of 44 robot vacuums & mops (tied) (score 51.9/100, evidence grade B). Last checked by RankedRobot on 2026-10-01.
Cite: RankedRobot, https://rankedrobot.com/robots/irobot-roomba-plus-678-combo/ (checked 2026-10-01) · Plain-text spec sheet · Open data · Ranked =18 of 44 robot vacuums & mops (tied) · grade B
Viewer rating
Visitors' opinions · not part of the Robot 500One rating per visitor per robot; you can change it later. An average appears from 5 ratings. These are unverified opinions of visitors and are never used in our Robot 500 ranking, which is based only on sourced evidence. Viewers' choice · How viewer ratings work
Prices and where to buy
We don't earn anything from the links below. If that changes, this notice will say so before the links.
- US$899.99 · official price, US · checked 2026-10-01 Official store/page
Prices change often; the maker's page is authoritative. Amazon prices are shown only through Amazon's own links.
Full specifications
Every value shows its confidence: Manufacturer stated by the maker · Verified independently confirmed · Estimate our calculation from official figures · Reported credible media, retailer or trade-show report, not confirmed by the maker · ⚠ Unconfirmed leak, rumour or single source — treat with caution · Not disclosed not published. Every value, whatever its confidence, links to its source. How we source specs.
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| Suction (as stated) | |
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| Mopping system | |
| Mop lift height | |
| Carpet detection | |
| Robot height | |
| Threshold climb |
| Dock features | Auto-empty · Mop washing · Hot-water mop wash · Hot-air drying · Detergent dispensingManufacturerSource: irobot.com (2026-10-01) |
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| Drying temperature | |
| Dock bag | |
| Clean-water tank | |
| Dirty-water tank | |
| Robot dustbin |
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| Smart home | |
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| Hot-swappable battery |
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Compare with
Compare iRobot Roomba Plus 678 Combo side by side
Best robot vacuums, ranked · How to buy robot vacuums
- Suction
- 25,000 Pa
- Height
- Not disclosed
- Runtime
- 231 min
- Noise
- Not disclosed
- Price
- £349
- Suction
- 11,000 Pa
- Height
- 103.8 mm (4.1 in)
- Runtime
- 194 min
- Noise
- Not disclosed
- Price
- US$799.99
- Suction
- 35,000 Pa
- Height
- 89 mm (3.5 in)
- Runtime
- 220 min
- Noise
- Not disclosed
- Price
- From CAD 1,799.99
Quick answers
How much does the iRobot Roomba Plus 678 Combo cost?
US$899.99, US — official price, source irobot.com (checked 2026-10-01). Prices change; the maker's page is authoritative.
Can you buy the iRobot Roomba Plus 678 Combo?
Status: Shipping (source: irobot.com, checked 2026-10-01).
What are the iRobot Roomba Plus 678 Combo's key specifications?
Suction: 30,000 Pa; Height: 99.5 mm (3.9 in). Every figure links to its source on the spec page.
Who makes the iRobot Roomba Plus 678 Combo?
iRobot.
How does the iRobot Roomba Plus 678 Combo rank?
=18 of 44 robot vacuums & mops (tied) in the Robot 500 (method v2.0): score 51.9/100 from performance 53 and real-world proof 50; evidence grade B. Robots are only ranked against their own category. Method: https://rankedrobot.com/robot500/#method
Spotted an error? Email corrections@rankedrobot.com — every correction is published in our corrections log.