Airrobo T20 Plus specifications and in-depth review

Airrobo T20 Plus

Manufacturer: Airrobo

The Airrobo T20 Plus is a feature-rich robot vacuum cleaner designed to handle a range of floor types with minimal user intervention. It combines autonomous navigation with self-emptying capability, automatically returning to its docking station to deposit collected debris, which the station can hold for an estimated 60 days before requiring attention. Smartphone control is supported alongside compatibility with both Google Assistant and Amazon Alexa, allowing for flexible integration into connected home setups.

On the technical side, the Airrobo T20 Plus operates at 2600 Pa of suction power and offers four cleaning modes, complemented by a dirt sensor that helps it adapt to varying floor conditions. It runs for up to 150 minutes per charge on its 2800 mAh battery, with a recharge time of around 5 hours, and draws 25W during operation. Navigation relies on route mapping, an obstacle sensor, anti-fall protection, and virtual barrier support to keep cleaning contained to designated areas. A washable HEPA-grade allergy filter is included, and water level adjustment is available for mopping tasks, though the mop drying function is not present on this model.

Pros
  • Self-emptying station holds debris for up to 60 days, reducing how often the bin needs manual attention
  • 150-minute runtime per charge allows for extended cleaning sessions without interruption
  • Supports mapping, route mapping, no-go zones, and virtual barriers for precise control over cleaning areas
  • Includes both a HEPA filter and an allergy filter, offering finer filtration of airborne particles during operation
  • Compatible with Google Assistant and Amazon Alexa, as well as smartphone control and scheduling, for flexible day-to-day management
  • Carpet detection and mop raising are both present, helping protect carpeted surfaces when the mopping attachment is in use
Cons
  • Charge time of 5 hours is relatively long given the 150-minute runtime
  • Mop drying is not supported, which limits the usefulness of the mopping functionality
  • Dustbin capacity of 0.34 litres is on the smaller side for the robot itself, relying heavily on the auto-empty station
  • Does not automatically adjust its height, which may affect cleaning consistency across surfaces with varying thickness
  • Problem area cleaning is not available, so the robot cannot re-focus on heavily soiled spots automatically
  • The battery is not removable, making it impossible to swap for a charged unit when the battery is depleted
Who is this for?

This robot vacuum works well for households that want a largely hands-off cleaning routine, thanks to its self-emptying station with a 60-day capacity and support for scheduling, auto-docking, and smartphone control. Users with allergy sensitivities will benefit from the combination of a HEPA filter and an allergy filter, which together capture finer particles during operation. Homes with mixed floor types are also well served, as the unit handles all surface types and includes carpet detection alongside mop raising to protect rugs when the mopping attachment is fitted. Voice assistant users who rely on Google Assistant or Alexa will find the integration practical for hands-free control.

Who is this NOT for?

Users who need a robot vacuum to also serve as a capable mop will find this unit limiting, as it lacks mop drying functionality and does not support mopping in its cleaning power specs, making it better suited to dry vacuuming than wet floor care. Those managing very large or heavily soiled spaces may find the 0.34-litre onboard dustbin and the absence of problem area cleaning restrictive, since the robot cannot automatically revisit dirtier zones. The five-hour charge time relative to the 150-minute runtime may also frustrate users who need rapid turnaround between cleaning sessions, and the non-removable battery means there is no option to hot-swap for uninterrupted use.

General info:

has HEPA filter
audible noise 55 dB
has an allergy filter
compatible with Google Assistant
works with Alexa
weight 3800 g
width 350 mm
height 95 mm
thickness 350 mm
volume 11637.5 cm³
warranty period 1 years
estimated empty time 60 days
docking station size 19288.08 cm³

The Airrobo T20 Plus weighs 3800 g and measures 350 × 350 × 95 mm, giving it a total volume of 11637.5 cm³, while its docking station occupies 19288.08 cm³. It operates at an audible noise level of 55 dB and includes both a HEPA filter and an allergy filter, making it suitable for households that require finer air filtration. The robot is compatible with Google Assistant and Amazon Alexa for voice control integration. Its auto-empty station can hold collected debris for an estimated 60 days before needing to be emptied, and the product is backed by a 1-year warranty.

Features:

has mapping
supports no-go zones
supports a remote smartphone
has an obstacle sensor
has problem area cleaning
is self-emptying
has carpet detection
doesn't get stuck
supports virtual barriers
has route mapping
Has voice prompts
auto docking
has anti-fall sensor
can be scheduled
has a remote control
has water level adjustment
supports Wi-Fi
has mop cleaning
has mop raising
has mop drying

The Airrobo T20 Plus comes equipped with mapping and route mapping, allowing it to navigate systematically, and supports no-go zones and virtual barriers to restrict cleaning to designated areas. An obstacle sensor and anti-fall sensor help it avoid collisions and drops, and the anti-stuck feature reduces the likelihood of it getting stranded during a session. It is self-emptying and returns to its dock automatically once a cleaning run is complete. Carpet detection and water level adjustment are both present, and the unit supports mop cleaning with mop raising, though mop drying is not available. Scheduling, Wi-Fi connectivity, smartphone remote control, voice prompts, and a physical remote control are all supported, while problem area cleaning is not included.

Design:

dustbin capacity 0.34 l
Has a display
has twin side brushes
has included washable filters
automatically adjusts its height
Indicates when full
uses bags

The Airrobo T20 Plus has a dustbin capacity of 0.34 litres and operates without bags, instead relying on washable filters that are included in the box. It provides a full indicator to signal when the bin needs attention, though it does not feature an onboard display. The unit uses a single side brush rather than twin side brushes, does not automatically adjust its height to suit different floor surfaces, and lacks automatic height adjustment entirely.

Cleaning power:

suction power 2600 Pa
cleans all floor types
cleaning modes 4
mops
has a dirt sensor
has UV light

The Airrobo T20 Plus delivers 2600 Pa of suction power and is capable of cleaning all floor types, with four cleaning modes available to suit different situations. A dirt sensor is built in, allowing the robot to detect dirtier areas and respond accordingly during a clean. Mopping is not supported, and the unit does not include UV light functionality.

Power:

battery power 2800 mAh
runtime 150 min
charge time 5 hours
operating power consumption 25W
has a removable battery
has auto-off

The Airrobo T20 Plus is powered by a 2800 mAh battery that provides up to 150 minutes of runtime per charge, with a full recharge taking approximately 5 hours. During operation it draws 25W of power, and an auto-off function is included to cut power when not in use. The battery is not removable, so charging is handled through the docking station rather than by swapping cells.

Final Verdict

The Airrobo T20 Plus is a well-rounded robot vacuum cleaner that covers most of the practical bases a modern household would expect from an autonomous cleaning device. Its self-emptying station with a 60-day holding capacity, combined with mapping, scheduling, and broad smart home compatibility, makes it a genuinely low-maintenance option for everyday use. The HEPA and allergy filtration add meaningful value for allergy-sensitive households, and the 150-minute runtime is sufficient for larger floor plans. Where it falls short — particularly around mopping capability and the absence of problem area cleaning — it is unlikely to disappoint users who approach it primarily as a dry floor vacuum rather than a combined wet-and-dry solution. Taken as a whole, the Airrobo T20 Plus is a capable, feature-complete vacuum for users who prioritise automation and consistent floor coverage over specialist cleaning functions.

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