---
title: "Gardena smart SILENO free 1200: specs and what the maker claims"
description: "Gardena smart SILENO free 1200 robot mower: claims lawns up to 12,900 sq ft, slopes up to 35%, no boundary wire. The maker's claims, not our tests."
canonical: "https://homerobotcompared.com/robot-mowers/gardena-smart-sileno-free-1200"
brand: "Gardena"
category: "Lawn mowers"
updated: "2026-10-09"
data_snapshot: "2026-10-07"
---

# Gardena smart SILENO free 1200

Lawn mower by Gardena, released 2025. Every figure below is what the maker claims, collected 2026-10-07. We have not tested this robot.

List price: not available.

## Lawn and slopes

| Item | Value |
| --- | --- |
| Lawn size it can handle | 12,900 sq ft (1,200 m²) |
| Slopes | Up to 35% |
| Size group | large |

## How it finds its way

| Item | Value |
| --- | --- |
| Guidance | Satellite guidance |
| Boundary wire | No |
| Wire-free | Yes |
| Needs a base station on the lawn | No |

## Cutting

| Item | Value |
| --- | --- |
| Cutting width | 22 cm |
| Cutting height | 25 to 45 mm |

## Battery, noise and weather

| Item | Value |
| --- | --- |
| Battery | Li-ion (rating unknown) |
| Noise | 58 dB |
| Water resistance | IPX5 |

## Connection and smart home

| Item | Value |
| --- | --- |
| Connection | smart app + Gateway |
| Smart home | none stated |

## Where it is sold

| Item | Value |
| --- | --- |
| United Kingdom | Yes |

Well sourced. Source: https://www.gardena.com/uk/products/lawn-care/robotic-lawnmowers/smart-sileno-free-1200-m-robotic-lawn-mower/970801410.html

Notes: GNSS virtual boundary; 13.8 kg; art. 19923-28; UK RRP 1999 (mincost sells 1299); boundary slope not stated

## Similar robots

- [Dreame A2 1200](https://homerobotcompared.com/md/robot-mowers/dreame-a2-1200.md)
- [Ecovacs GOAT O1200 LiDAR PRO](https://homerobotcompared.com/md/robot-mowers/ecovacs-goat-o1200-lidar-pro.md)
- [Eufy E18](https://homerobotcompared.com/md/robot-mowers/eufy-e18.md)
- [Gardena smart SILENO max 1200](https://homerobotcompared.com/md/robot-mowers/gardena-smart-sileno-max-1200.md)

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Web page: https://homerobotcompared.com/robot-mowers/gardena-smart-sileno-free-1200