iRobot Roomba Max 775 Combo
For homes with mixed floors that want a roller mop with a hot-wash, heat-dry dock from iRobot; the Plus 678 has similar features for less.
Amazon $799.99$799.99
The iRobot Roomba Max 775 Combo rates 4.0 among self-cleaning dock robot vacuums; the iRobot Roomba Max 715 Vac rates 3.5 among vacuum only ones. The iRobot Roomba Max 715 Vac costs $100.99 less ($699 vs $799.99).
iRobot Roomba Max 715 Vac
#7 in Vacuum onlyFull review
For carpet-heavy or pet homes that want a vacuum-only Roomba with camera obstacle avoidance and a 90-day bagged dock.
Amazon $699$699
Prices were last checked October 26, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Scores side by side
These two sit in different type classes (self-cleaning dock and vacuum only), and each is scored against the reference points for its own class, so a rating says how well each does among its own type peers. How we rank explains each factor.
| Factor weight | iRobot Roomba Max 775 Combo | iRobot Roomba Max 715 Vac |
|---|---|---|
| Overall rating | 4.0/5 | 3.5/5 |
| Cleaning 30% | 48 not yet tested; estimated from 3 tested iRobot robots and the median of the 70 tested robots | 48 not yet tested; estimated from 3 tested iRobot robots and the median of the 70 tested robots |
| Value 25% | 50 $800 | 8 $699 |
| Dock 20% | 100 Self-empties the bin, washes the mop, hot-water mop wash, hot-air mop drying, doses detergent | 100 Self-empties the bin |
| Navigation 15% | 100 LiDAR + camera | 100 LiDAR + camera |
| Mopping 10% | 85 Roller, extends to edges | Not scored |
Specifications
| iRobot Roomba Max 775 Combo | iRobot Roomba Max 715 Vac | |
|---|---|---|
| Vacuum | ||
| Claimed suction | 30,000 Pa | 30,000 Pa |
| Main brush | dual rubber brushes | dual rubber anti-tangle brushes |
| Extending side brush | Yes | - |
| Mopping | ||
| Mop | Roller, extends to edges | None |
| Leaves mop at dock | No | - |
| Extending mop | Yes | - |
| Dock | ||
| Dock | Washes mop + empties | Self-empty |
| Self-empties | Yes | Yes |
| Washes mop | Yes | - |
| Hot-water wash | Yes | - |
| Hot-air drying | Yes | - |
| Detergent dosing | Yes | - |
| Navigation & app | ||
| Navigation | LiDAR + camera | LiDAR + camera |
| Obstacle avoidance | PrecisionVision AI camera object recognition | PrecisionVision AI camera object recognition |
| Build | ||
| Height | 4.1 in (104 mm) | - |
| Battery | 6,000 mAh | 6,000 mAh |
| Weight | 12.8 lb (5.8 kg) | 7.5 lb (3.4 kg) |
| Warranty | 1 year | - |
| Released | 2026-07 | 2026-07 |