Best Avm Thermostat 2026

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Last Updated - 22.07.2026

Best Choice

01

tado

tado ° Smart Radiator Thermostat X, Heating Control via App and Smart Speaker (Alexa, Siri, Google Assistant), Saves Energy & Costs, DIY Installation

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9.9

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Saves energy and costs: with the intelligent heating thermostat X from tado°, the expert in smart heating, users save an average of 22 percent energy – the more rooms you control, the more you save
SAVE MAXIMUM WITH AI: With "AI-Assist" you save up to 55% more energy thanks to automations such as geofencing, window open detection, urban mode, insights into energy costs, solutions to heating problems and much more. (only € 3.99/month, € 29.99/year)
Intuitive operation: via touch display, the thermostat can be installed and operated smoothly - the removable battery is charged in about 2 hours with any standard USB-C cable (only 1 x per season required)
Important to know: tado° X products are not compatible with tado° V3+ or older
Future-proof technologies: Thanks to Matter, different smart home devices can communicate with each other, at the same time Thread ensures a stable network – this requires the Bridge X (not included) or another Thread Border Router
For your smart home: In addition to the direct setting on the thermostat, you can also easily control the individual temperature per room via app or via smart speaker with Amazon Alexa, Google Assistant or Apple Siri
Easy DIY installation, also offline: thanks to the included adapters, the thermostat fits almost all radiator valves, whereby the robust metal nut ensures a stable hold on the radiator without risk of leakage (exclusive with extra template)
Control via app: the thermostat offers numerous features for your heating such as intelligent schedules, advanced geofencing, window open detection without additional window contacts and much more

64,99 €
02

Bosch

Bosch Smart Home Radiator Thermostat II [+M], Smart Thermostat, Flexible Use in Bosch Smart Home System or Cross-Manufacturers in Matte Systems, Anthracite

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9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Smart temperature control: heating thermostat ensures room-accurate and individually adjustable feel-good temperature, whose values are displayed in the app
Save energy: smart thermostat heats only according to individual needs and can be configured via time programs, heating schedules, scenarios and clever services to avoid unnecessary heating
Maximum added value in the system: a Bosch Smart Home controller is required to integrate into the Bosch Smart Home System. The radiator thermostat II is not compatible with Bosch EasyControl
Flexible use: can be integrated into the Bosch Smart Home System with the Bosch Smart Home Controller or even without a controller in Matter systems. Use can be selected during installation
Flexible control: operation of the heater directly on the device, via a room thermostat, remotely in the app, fully automated or possible by voice
Comfortable indoor climate: radiator thermostats of a room are combined into a room temperature in the Bosch Smart Home System and can be precisely controlled via the room thermostat

58,76 €
03

FRITZ!

FRITZ! Smart Thermo 302, Intelligent Radiator Controller, Efficient Heating & High Convenience, Compatible with Standard Radiators, Comfortable Control via App & Display, Easy Setup

26% Off

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9.7

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Smart radiator controller for the FRITZ!Box home network, automatic and precise control of the room or living temperature, ideal for creating an individual, efficient heating rhythm
Energy-efficient e-paper display and numerous comfort functions, such as frost protection, limescale protection or boost function, window on detection, button lock, push service, group switching and much more
Easy to install and set up on all standard radiator valves with connection thread, additional adapter available
Control via PC, notebook, FRITZ!Fon, smartphone or tablet - even on the go via the Internet and via app, individual heating profiles can be programmed
Connection with FRITZ!Box at the touch of a button and convenient configuration via the FRITZ!Box user interface, for FRITZ!Box with DECT base, new features available via regular, free updates

51,00 € 69,00 €(26% Off off)
Value for Money

04

FRITZ!

FRITZ! Smart Control 440 Portable DECT Button for Smart Home, Four Selectable Buttons & E-Paper Display, Light, Heating & More, Compatible with FRITZ!Box, No Bridge Required

28% Off

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9.6

Exceptional

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Main highlights

Handy design, portable or stationary use, easy wall mounting or magnetic wall mount
FRITZ! DECT 440 & FRITZ!Smart Control 440 are technically identical: it is only a product renaming and the product packaging varies.
DECT instead of WLAN: long range, hardly susceptibility to interference and directly connected to the FRITZ!Box, without bridge or additional hardware
Convenient remote control for the smart home network using four configurable buttons, use in conjunction with FRITZ! sockets and FRITZ! radiator controller
Control up to twelve devices or groups of devices conveniently via the high-resolution e-paper display

49,99 € 69,00 €(28% Off off)
05

TP-Link

TP-Link Kasa KE100 Smart Radiator Thermostat, Accessory Product, Energy Saving, Schedule, Control on the Go via App, Alexa and Google Assistant, Hub Required, White, 56.6 x 56.5 x 83.93 mm

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9.5

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Versatile compatibility – Fits most radiator valve threads (M30x1.5) and the six included adapters (RA, RAV, RAVL, CAL, M28 and GIA) ensure more compatibility. -
Ultra-long standby time – Using the energy-saving wireless technologies that promise a longer battery life.
Smart anywhere and any time – Control the temperature of your home with the Kasa Smart App from anywhere and any time. Set schedules to automate your heating that matches your daily routines. Open window detection – KE100 can now work with Tapo T110. Please add Tapo T110 via the KH100 hub in the Kasa app.
Room-by-room comfort – Set the perfect temperature in each room individually. Save your preferred scenario for further use.
Please note that the Kasa KE100 can only be controlled via the Kasa app and not via the Tapo app. Tapo sensors (Tapo T110, Tapo T310, Tapo T315) can be set up in the Kasa app. Please add the Tapo sensors via the KH100 hub in the Kasa app. The Kasa KE100 kit only supports 2.4GHz WiFi, not 5GHz.
One for all – Each hub can connect and control up to 32 radiators, with the Kasa app you can combine and control all radiators. All rooms under control.
Matter certified – Users can connect the KE100 locally to Apple Home, Amazon Alexa, Google Home, Samsung SmartThings or other Matter-enabled smart home platforms. *Kasa Hub required. *Please update the Kasa app and KH100 firmware to the latest version. 1. Go to the KH100 Hub page in the app, then go to Device Settings > Mount to Matter to find Matter code. 2. Follow the Matter setup process to configure KH100. 3. All other Kasa Hub products, such as TRVs and sensors, are synchronised with third-party platforms.
Easy installation – Simply replace your old radiator valve with Kasa and follow the step-by-step instructions (English language not guaranteed) in the app for installation. You can do all this yourself without difficulty.
Child lock – Prevent children from accidentally operating your radiator.
Caution. Please note that this thermostat must work together with a hub, you must have KE100 KIT in advance. KE100 cannot work with the Tapo H100 and Tapo H200 hub, but only with the hub in the KE100 kit.

32,99 €
06

FRITZ!

Avm Fritz!Dect 210 Intelligent Socket for Smart Home with Splash Protection IP 44 for Outdoor Use

13% Off

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9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Splash-proof (IP 44) and extended temperature range for outdoor use; energy consumption measurement.
Select on/off mode: single, daily, weekday, rhythmic, random, depending on the time of sunset and sunset or by Google calendar.
Intelligent smart home socket; automatic or manual on / off for connected devices (up to 3,450 W).
Controllable via FRITZ!Fon via DECT, via PC, smartphone or tablet via the user interface of the FRITZ!Box or MyFRITZ!app.
Box contents: FRITZ!DECT 210, German installation instructions, wireless range: up to 300 metres outdoors, and up to 40 metres in buildings.

34,99 € 39,99 €(13% Off off)
07

TP-Link

Kasa Smart Radiator Thermostat KE100 Kit, Digital Thermostat Heating with Hub, Energy Saving, Schedule, Control on the Go via App, Alexa and Google Assistant, Easy Installation and Use

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9.3

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Versatile compatibility – Fits most radiator valve threads (M30x1.5) and the six included adapters (RA, RAV, RAVL, CAL, M28 and GIA) ensure more compatibility. - From version 1.20 and above versions, 6 adapters are provided.
Up to 32 radiators – each hub can connect and manage up to 32 radiators.
Time plan and timer: make sure it is as warm as you need it with presets and schedules that fit your life.
Remote control: automatically turns off the heater and activates frost protection when the connected window and door sensor (Tapo T110) is triggered. 1) Open the Kasa Smart App > Search the KH100 > Tap to add the Tapo sensor to the same KH100 as the KE100. 2) Go to the app home page > Search KE100 > Tap to set the temperature correction/detection of the open window.
Please note that the Kasa KE100 kit can be used via the Kasa app and not via the Tapo app. Tapo sensors (Tapo T110, Tapo T310, Tapo T315) can be set up in the Kasa app. Please add the Tapo sensors via the KH100 hub in the Kasa app. The Kasa KE100 kit only supports 2.4GHz WiFi, not 5GHz.
Matter certified – Users can connect the KE100 locally to Apple Home, Amazon Alexa, Google Home, Samsung SmartThings or other Matter-enabled smart home platforms. *Kasa Hub required. *Please update the Kasa app and KH100 firmware to the latest version. 1. Go to the KH100 Hub page in the app, then go to Device Settings > Mount to Matter to find Matter code. 2. Follow the Matter setup process to configure KH100. 3. All other Kasa Hub products, such as TRVs and sensors, are synchronised with third-party platforms.
Frost protection – so that your pipes do not freeze and your home is safe.
Free geofencing: your house heats up automatically when you approach and turns off when you are away.
0.1 °C measurement accuracy – Set the perfect temperature for each room individually and regulate the heating of your home according to zones. No more wasting energy on empty spaces.

42,99 €
08

KESSER

KESSER Radiator Thermostat WiFi Heating Controller Heating Thermostat WLAN with Smart Home App Control Thermostat Alexa, Google Assistant with 6 Radiator Valves Save Energy & Costs

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9.2

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Smart home integration with speech: the integration with Amazon Alexa and Google Assistant allows for particularly convenient control via voice command. Easily adjust temperature, activate heating phases or change programs without pressing a button. In addition, you can create individual weekly plans that automatically adapt to your habits. This creates a heating system that adapts flexibly to your everyday life and provides the desired feel-good temperature at any time.
Precise temperature calibration for stable comfort: the integrated temperature calibration ensures exact readings and a reliable adjustment of the heating output. This reduces temperature deviations and achieves even heat distribution in the room. The result is a consistently pleasant indoor climate without overheating or unnecessary energy loss, which improves both comfort and efficiency in everyday life.
Integrated technology for modern living rooms: with the KESSER radiator thermostat, you can control your room temperature precisely and comfortably at any time via WiFi via app. Whether at home or on the go, the temperature can be adjusted in exact 0.5 °C increments and individually adapted to your daily routine. This creates an intelligent heating system that combines comfort, control and energy efficiency and ensures a consistently pleasant indoor climate.
Integrated energy saving functions: the automatic window opening detection registers sudden temperature drops and stops the heating output immediately to avoid energy loss. In combination with freely programmable heating profiles and intelligent schedules, the energy consumption is optimally adapted to the actual needs. The system thus supports a conscious and efficient handling of heating energy in everyday life.
Flexible mounting and versatile system compatibility: installation is quick and easy thanks to the included 6 adapters, which are compatible with the most common radiator valves, including RA, RAV, RAVL, Canleffi, Giacomini. and M28. In addition, up to 8 window and door contacts can be integrated to make the heating system even smarter. The thermostat is available in round or square shape as well as in black or white and adapts flexibly to different living styles and room concepts.

49,80 €
09

Homematic IP

Homematic IP Smart Home Radiator Thermostat – Basic, Digital, for Heater, Control via App, Alexa, Google Assistant, Easy Installation, Energy Savings, 153412A3

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9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

With the basic radiator thermostat, you can save up to 33% on heating costs– thanks to individual temperature schedules with up to 13 changes per day across three adjustable heating profiles and in combination with open-window detection using a window and door contact.
The setup and control of the thermostat via the free smartphone app and the free cloud service requires connection to the Homematic IP Access Point. This product is no longer compatible with the CCU2 central unit.
Stand-alone operation (push-to-pair) allows direct pairing of up to eight Homematic IP window and door contacts (HmIP-SWDM) and direct control on the device.
Replaces conventional radiator thermostats in just a few simple steps– no intervention in the heating system or draining of water is required.
Ready for immediate use thanks to preset heating profile, which can be manually adjusted if required (individual temperature gradients with up to 13 changes per day).

29,50 €
10

Homematic IP

Homematic IP Smart Home Radiator Thermostat - Standard - Intelligent heating control via app and voice control with Amazon Alexa, 140280A0

16% Off

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8.9

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Thanks to the optimum start / stop function, the desired room temperature is calculated in advance and thus achieved in the heating profile at the set point in time.
Replaces conventional thermostats (M30x1.5, Oventrop, Danfoss) and controls the radiator according to individual needs.
Note: You can get products with different model numbers, but the functionality of all products is identical
Individual temperature profiles with up to 13 changes per day in 3 adjustable heating profiles.
For operation, the Homematic IP Access Point in connection with the free app (free cloud service), the central CCU2 / CCU3 or a suitable partner solution is necessary.
Energy savings of up to 30% through automatic temperature reduction when ventilating and heating as required
Convenient voice control with Google Assistant and Alexa, e.g. B. via Echo in connection with the Homematic IP Access Point.
Automatic lowering of the temperature during ventilation via the window open detection or in connection with the Homematic IP window and door contact - optical

41,89 € 49,95 €(16% Off off)