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Ambrogio Next Line Twenty 29 RTK specifications and in-depth review

Ambrogio Next Line Twenty 29 RTK

Manufacturer: Ambrogio

The Ambrogio Next Line Twenty 29 RTK is a feature-rich robotic lawn mower designed to handle substantial garden areas with a high degree of autonomy. It connects via Wi-Fi and Bluetooth to a dedicated smartphone app, supports remote control, and integrates with both Alexa and Google Assistant for voice-based operation. Auto docking is included alongside scheduling, anti-theft protection, and a built-in display, rounding out a broad set of practical conveniences.

Covering a lawn area of up to 4000 m² with a recommended working surface of 3200 m², the mower operates at a working capacity of 1067 m²/h and handles slopes of up to 35%. Cutting height is adjustable across four settings ranging from 25 mm to 60 mm, and mowing time is rated at 360 minutes per cycle. The unit runs at 25.9 V drawing 130 W, charges in approximately one hour with a removable battery, and weighs 12,400 g. Noise output sits at 63 dB under standard conditions and drops to 50 dB in eco mode. Weather adaptability features include a rain sensor, frost sensor, and the ability to continue operating in rain.

Pros
  • Covers up to 4000 m² of lawn area, making it suited for large residential gardens
  • Working area capacity of 1067 m²/h allows it to move through sizeable plots efficiently
  • Handles slopes of up to 35%, enabling use on moderately hilly terrain
  • Includes frost, rain, and obstacle sensors alongside full weather adaptation for largely unattended operation
  • Charges in just one hour with a removable battery, minimising downtime between sessions
  • Integrates with both Alexa and Google Assistant for voice control alongside a dedicated smartphone app
Cons
  • At 12,400 g, the unit is relatively heavy, which may make manual repositioning less convenient
  • Only four cutting height settings are available, offering limited fine-tuning between 25 mm and 60 mm
  • Standard operating noise of 63 dB may be noticeable in quieter garden environments
  • Mowing time of 360 minutes per cycle means larger plots at the upper coverage limit may require multiple sessions
Who is this for?

This robotic mower is well matched to owners of large residential properties, given its maximum lawn area coverage of 4000 m² and a working capacity of 1067 m²/h. Its built-in frost, rain, and obstacle sensors combined with full weather adaptation make it a strong fit for users who prefer a largely hands-off experience with minimal manual intervention. The slope handling of up to 35% also makes it a practical choice for gardens with uneven or moderately hilly terrain, while smart home integration via Alexa and Google Assistant suits users who have already built a connected home environment.

Who is this NOT for?

Users with smaller, compact gardens are unlikely to make full use of the coverage capacity this mower is designed around, making it a poor match for tight or simple lawn layouts. The weight of 12,400 g makes manual handling and repositioning cumbersome, so it is not well suited to users who frequently need to move the mower between separate garden areas. Additionally, those who require precise cutting height fine-tuning may find the four available settings insufficient, and users in noise-sensitive environments may find the standard operating level of 63 dB disruptive during regular mowing cycles.

General info:

audible noise 63 dB
Has a dedicated smartphone app ✓
supports Wi-Fi ✓
audible noise (eco) 50 dB
Has Bluetooth ✓
cutting width 29 cm
Is electric ✓
height 263 mm
recommended area 3200 m²
supports a remote smartphone ✓
lawn area coverage 4000 m²
thickness 386 mm
volume 54210.612 cm³
weight 12400 g
width 534 mm

The Ambrogio Next Line Twenty 29 RTK is an electric robotic lawn mower with a cutting width of 29 cm and a maximum lawn area coverage of 4000 m², with a recommended working surface of 3200 m². It supports Wi-Fi and Bluetooth connectivity, includes a dedicated smartphone app, and allows remote control via smartphone. In terms of physical dimensions, the unit measures 534 mm in width, 386 mm in thickness, and 263 mm in height, with a total volume of roughly 54,210 cm³ and a weight of 12,400 g. Noise output is rated at 63 dB under standard operation and reduces to 50 dB in eco mode.

Features:

has an obstacle sensor ✓
Has a rain sensor ✓
can be scheduled ✓
has anti-theft features ✓
auto docking ✓
works with Alexa ✓
compatible with Google Assistant ✓
Has a display ✓
has a frost sensor ✓
Has mulching feature ✓
adapts to weather conditions ✓
works in rain ✓

This robotic mower comes equipped with a broad set of features designed to support largely autonomous operation. It includes an obstacle sensor, a rain sensor, a frost sensor, and the ability to adapt to weather conditions, while also being capable of continuing to mow in rain. Scheduling is supported, and the unit returns to its base automatically via auto docking. Anti-theft protection is built in, and a display is present on the device itself. For smart home integration, it works with both Alexa and Google Assistant. Additional capabilities include mulching, allowing grass clippings to be processed directly back into the lawn.

Performance:

slope performance 35%
mowing time 360 m
number of cutting height settings 4
maximum cutting height 60 mm
minimum cutting height 25 mm
working area capacity 1067 m²/h

In terms of performance, this robotic mower delivers a working area capacity of 1067 m²/h and supports a mowing time of 360 minutes per cycle. It handles slopes of up to 35%, making it suitable for moderately uneven terrain. Cutting height can be adjusted across four settings, spanning a range from a minimum of 25 mm to a maximum of 60 mm, allowing for some flexibility depending on the desired lawn finish.

Power:

charge time 1 hours
has a removable battery ✓
voltage 25.9V
wattage 130W

The mower operates at 25.9V with a power draw of 130W and features a removable battery that can be fully recharged in approximately one hour, keeping downtime between mowing sessions relatively brief.

Final Verdict

The Ambrogio Next Line Twenty 29 RTK is a capable robotic lawn mower built around the demands of large, complex garden environments. Its 4000 m² lawn area coverage combined with weather-adaptive autonomy, smart home compatibility, and a one-hour charge time position it as a well-rounded option for homeowners who prioritise minimal manual involvement. While its weight and limited cutting height increments may give some users pause, these are minor trade-offs against a specification set that clearly targets spacious, moderately challenging terrain. For large-garden owners seeking a connected, largely self-sufficient mowing solution, the Next Line Twenty 29 RTK presents a coherent and practical package.