iRobot Roomba 115X Combo vs Roborock Q7 M5+

iRobot Roomba 115X Combo
42

$469.99

3.0 (131)
from $469.99
Roborock Q7 M5+
19

$359.99

4.0 (25.6k)
from $359.99

The Roomba 115X Combo leads on specs, ahead in 2 of 3 areas.

The Roomba 115X Combo wins 2 of the 3 specs where they clearly differ. The Q7 M5+ costs $110 less. Biggest difference: suction power (15,000 Pa vs 10,000 Pa).

Biggest differences

Roomba 115X ComboQ7 M5+
Q7 M5+ · Cleaning: 0 Q7 M5+ · Navigation: 33 Q7 M5+ · Dock: 25 Roomba 115X Combo · Cleaning: 25 Roomba 115X Combo · Navigation: 100 Roomba 115X Combo · Dock: 0 Cleaning 25 · 0 Navigation 100 · 33 Dock 0 · 25

  1. Suction power Peak suction in pascals as stated by the maker. Above ~8,000 Pa the difference on hard floors is small; it matters most on thick carpet.

    Roomba 115X Combo · 50% higher
    Roomba 115X Combo
    15,000 Pa
    Q7 M5+
    10,000 Pa

  2. Robot height Lower robots fit under more sofas and beds. Measure your lowest furniture gap.

    Roomba 115X Combo · 20% lower
    Roomba 115X Combo
    7.89 cm
    Q7 M5+
    9.9 cm

  3. Dust bag capacity A 3 L bag lasts roughly 6–8 weeks in an average home.

    Q7 M5+ · 8% higher
    Roomba 115X Combo
    2.5 L
    Q7 M5+
    2.7 L

All 27 specs in the record

Based on 3 and 3 scored specs of 6. Unknown specs are skipped. How we score

Pick the Roomba 115X Combo if…

  • you want more suction power: 15,000 Pa vs 10,000 Pa
  • you want less robot height: 7.89 cm vs 9.9 cm

Pick the Q7 M5+ if…

  • you want to spend less — it’s $110 cheaper
  • you want more dust bag capacity: 2.7 L vs 2.5 L

Best price now

Roomba 115X Combo

Price as of 4 Nov 2026 · amazon.com

Q7 M5+

Price as of 4 Nov 2026 · amazon.com

We earn a commission on purchases, and it never affects a score. As an Amazon Associate I earn from qualifying purchases.

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The full record

27 specs, grouped by area.

1. Cleaning

Roomba 115X Combo
Fact Roomba 115X ComboQ7 M5+ Margin
Suction power Peak suction in pascals as stated by the maker. Above ~8,000 Pa the difference on hard floors is small; it matters most on thick carpet. 15,000 Pa 10,000 Pa +50%
Mopping system Rotating pads and roller mops scrub; static pads only wipe. Look for mop lifting if you have carpets. Static pad Static pad
Mop lift height How far the mop lifts on carpet. 10 mm+ keeps most rugs dry; some models detach pads entirely. ? ?
Carpet detection An ultrasonic or optical sensor that boosts suction and avoids mopping on carpet. Yes Yes

2. Navigation

Roomba 115X Combo
Fact Roomba 115X ComboQ7 M5+ Margin
Navigation LiDAR maps fast and works in the dark. Camera (vSLAM) needs light but is cheaper. Gyro cleans in lines without a real map. LiDAR LiDAR
Obstacle avoidance AI cameras recognise cables, socks and pet waste. Structured light sees shapes but not what they are. ? ?
Multi-floor maps Number of floor plans it can store. Useful if you carry it between floors. 3 maps ?
Robot height Lower robots fit under more sofas and beds. Measure your lowest furniture gap. 7.89 cm 9.9 cm −20%

3. Dock

Q7 M5+
Fact Roomba 115X ComboQ7 M5+ Margin
Self-emptying The dock sucks the dust bin empty into a bag. Saves emptying the robot after every run. Yes Yes
Mop washing Hot-water washing removes grease better and reduces smell. ? None
Mop drying Warm-air drying temperature. Without it, damp pads can smell within a day. ? ?
Dust bag capacity A 3 L bag lasts roughly 6–8 weeks in an average home. 2.5 L 2.7 L +8%

4. Power & Noise
Fact Roomba 115X ComboQ7 M5+ Margin
Runtime On the lowest suction setting. Expect about half on max power. ? ?
Noise level Every 3 dB is roughly a doubling of sound energy. Under 60 dB is fine for running while you are home. ? ?

5. Connectivity
Fact Roomba 115X ComboQ7 M5+ Margin
Wi-Fi 2.4 GHz has longer range. Dual band helps in crowded apartment buildings. 2.4 GHz 2.4 GHz
Thread Low-power mesh used by Matter. Needs a Thread border router (HomePod mini, Nest Hub, SkyConnect…). ? ?
Zigbee Mature mesh protocol. Works locally with Zigbee2MQTT or ZHA in Home Assistant. ? ?
Bluetooth Usually only for setup or short-range control. ? ?

6. Integrations
Fact Roomba 115X ComboQ7 M5+ Margin
Matter Works with every major platform locally. Check which device types are supported — some features may stay app-only. ? ?
Home Assistant Core integrations ship with Home Assistant. HACS integrations are community-maintained and can break after updates. ? ?
Alexa Yes ?
Google Home Yes ?
Apple Home ? ?

7. Privacy & Local Control
Fact Roomba 115X ComboQ7 M5+ Margin
Works offline Keeps working with your internet down — schedules, automations and local apps still run. ? ?
Cloud account required You must create a manufacturer account to set it up. Some devices stop working if the cloud shuts down. ? ?
Subscription for key features Features locked behind a monthly fee, e.g. history, AI detection or remote access. ? ?
Firmware updates via HA Update the firmware from Home Assistant without the vendor app (Zigbee2MQTT OTA, Matter OTA). ? ?

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