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Smart Radiator Valves Comparison - April 2026

7 Best Smart Radiator Valves In the UK

1
Best Choice
9.8Exceptional
2
Best Value
9.7Exceptional
3
9.6Exceptional
4
9.5Excellent
5
9.4Excellent
6
9.2Excellent
7
9.1Excellent
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Model

tado° Smart Radiator Thermostat X – Trio Pack, Heating Control via App and Smart Speaker (Alexa, Siri, Google Assistant), Save Heating Costs, DIY Installation
Model
tado° Smart Radiator Thermostat X, Temperature Control via App and Smart Speaker (Alexa, Siri, Google Assistant), Save Heating Costs, DIY Installation
Model
Hive Thermostatic Radiator Valve (TRV) 5 Pack, White, 15mm Heads Only
Model
Hive Smart Heating Thermostatic Radiator Valve (TRV) with Smartphone Compatibility, White
Model
TP-Link Kasa Smart Thermostat Radiator Valve, Smart Radiator Valve, Energy Saving, LED display Radiator Thermostat Valve, Smart TRV Schedule, Works with Alexa & Google, Easy installation(KE100 KIT)
Model
SONOFF Zigbee Thermostatic Radiator Valve,Add-On Smart Radiator Valve for Smart Home Control, Easy Installation, Save Heating Costs,Works with Alexa, Google Home, TRVZB, 4 Pack
Model
TP-Link Kasa Smart Thermostat Radiator Valve, Smart Radiator Valve, Energy Saving, LED display Radiator Thermostat Valve, Smart TRV Schedule, Works with Alexa & Google Home, Easy installation(KE100)

Brand

tado
Brand
tado
Brand
Hive
Brand
Hive
Brand
TP-Link
Brand
SONOFF
Brand
TP-Link

Reviews

8,490 reviews
Reviews
8,938 reviews
Reviews
4,470 reviews
Reviews
3,680 reviews
Reviews
508 reviews
Reviews
158 reviews
Reviews
508 reviews

Features

Tech support

9.1
Tech support
8.9
Tech support
9.1
Tech support
7.0
Tech support
9.9
Tech support
9.6
Tech support
9.9

Easy installation

9.9
Easy installation
9.9
Easy installation
9.9
Easy installation
8.4
Easy installation
9.3
Easy installation
8.6
Easy installation
9.3

Simple to use

7.2
Simple to use
7.0
Simple to use
9.6
Simple to use
7.4
Simple to use
9.1
Simple to use
8.4
Simple to use
9.1

Tech Specs

product dimensions

4.9 x 6.7 x 6.7 cm 730 g
product dimensions
‎4.9 x 6.7 x 6.7 cm; 250 g
product dimensions
‎19.8 x 17.6 x 15.2 cm; 1.32 kg
product dimensions
22.86 x 12.7 x 5 cm 134 g
product dimensions
5.65 x 5.65 x 8.39 cm 200 g
product dimensions
5.84 x 0.49 x 5.84 cm 1.07 kg
product dimensions
5.65 x 5.65 x 8.39 cm 300 g

item weight

730 g
item weight
‎250 g
item weight
‎1.32 kg
item weight
134 g
item weight
200 g
item weight
1.07 kg
item weight
300 g

color

White
color
‎White
color
‎White
color
White
color
White
color
White
color
White

item package quantity

1
item package quantity
‎1
item package quantity
‎1
item package quantity
1
item package quantity
1
item package quantity
-
item package quantity
1

style

X 3x Radiator Thermostat Add-on
style
‎X 1x Add-on Radiator Thermostat
style
‎Smart
style
TRV Radiator Valve
style
Smart Radiator Thermostat Starter KIT
style
-
style
Smart Radiator Thermostat Add-on x 1

batteries required

Yes
batteries required
‎Yes
batteries required
‎No
batteries required
No
batteries required
Yes
batteries required
-
batteries required
Yes

batteries included

Yes
batteries included
‎Yes
batteries included
-
batteries included
No
batteries included
Yes
batteries included
-
batteries included
Yes

included components

3x Smart Radiator Thermostat X, 3x Set of adapters, 3x Regulatory Sheet, 3x Installation Manual
included components
‎Smart Radiator Thermostat X, Set of adapters, Regulatory Sheet, Installation Manual
included components
-
included components
Valve adaptors M30, Danfoss RA , 2 x AA batteries, Smart thermostatic radiator valve head TRV
included components
1 x Cover Opener, 1 x RA /RAV / RAV Ladapter, KE100, 2 x AA/LR6 batteries, KH100
included components
-
included components
1 x Cover Opener, KE100, 2 x AA/LR6 batteries, 1 x RA adapter

plug profile

Wall Mount
plug profile
‎Wall Mount
plug profile
‎Radiator Mount
plug profile
-
plug profile
Wall Mount
plug profile
-
plug profile
Wall Mount

special features

Programmable, Recharchable Battery
special features
‎Programmable, Recharchable Battery
special features
‎Fernzugriff und Steuerung, energiesparende Funktionen, Kompatibilität mit Hive Hub
special features
-
special features
Frost Protection
special features
-
special features
Frost Protection

pattern

Add-Ons
pattern
‎Add-Ons
pattern
‎Single
pattern
Single
pattern
-
pattern
-
pattern
-

battery cell type

Lithium Ion
battery cell type
‎Lithium Ion
battery cell type
-
battery cell type
-
battery cell type
Lithium
battery cell type
-
battery cell type
Lithium

batteries

3 Lithium Ion batteries required. included
batteries
‎1 Lithium Ion batteries required. (included)
batteries
-
batteries
-
batteries
2 AA batteries required. included
batteries
-
batteries
2 AA batteries required. included

power source

-
power source
-
power source
‎Corded Electric
power source
Corded Electric
power source
Battery Powered
power source
-
power source
Battery Powered

display style

touchscreen
display style
‎touch screen
display style
‎touchscreen
display style
-
display style
-
display style
-
display style
-

material

Plastic
material
‎Plastic
material
-
material
-
material
-
material
Polycarbonate PC
material
-

size

-
size
‎49 mm x 67 mm x 67 mm
size
‎5 Pack
size
1 Pack
size
-
size
-
size
-

usage

-
usage
-
usage
‎Radiator Temperature Control
usage
-
usage
Electric Baseboard Heater
usage
-
usage
Boiler

Available On

Available On
Available On
Available On
Available On
Available On
Available On

Our Top 3 Picks

Here are the top 3 recommended products with more information to help you find the right product for you
  • 9.8
    1
    tado
    16% Off

    tado° Smart Radiator Thermostat X – Trio Pack, Heating Control via App and Smart Speaker (Alexa, Siri, Google Assistant), Save Heating Costs, DIY Installation

    9.9 Easy installation
    9.1 Tech Support
    7.2 Simple to use
    Main highlights
    • SAVES ENERGY AND HEATING COSTS: With the intelligent heater thermostat X from tado°, the experts for smart heating, users save an average of 22 percent in energy – the more rooms you control, the more you save
    • MAXIMISE SAVINGS WITH AI: With ‘AI Assist’, you save up to 55% more energy thanks to automations such as Geofencing, Open Window Detection, Holiday Mode, insights into energy costs, and much more (only £3.99/month, £29.99/year, cancel anytime).
    • Important to know: tado° X products are not compatible with tado° V3+ or older
    • INTUITIVE USE: The thermostat is easy to install and use thanks to the touch display – the removable battery is fully charged in around 2 hours using a standard USB-C cable (required only 1x per season)
    • FUTURE-PROOF TECHNOLOGY: Matter allows different smart home appliances to communicate with each other, while Thread ensures a stable network – this requires the Bridge X (not included) or another Thread border router
    • FOR YOUR SMART HOME As well as adjustment directly on the thermostat, you can set the individual temperature in each room very simply using the app or a smart speaker such as Amazon Alexa, Google Assistant or Apple Siri
    • EASY DIY INSTALLATION, EVEN OFFLINE: The included adapter allows the thermostat to be fitted to almost every radiator valve, while the metal nut ensures firm hold with no risk of leakage (exclusively with additional template)
    • CONTROL VIA APP: The thermostat has numerous features for your heating system, such as smart scheduling, temperature control via the app and much more – with money-back guarantee
  • 9.7
    2
    tado
    28% Off

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

    9.9 Easy installation
    8.9 Tech Support
    7.0 Simple to use
    Main highlights
    • SAVES ENERGY AND HEATING COSTS: With the intelligent heater thermostat X from tado°, the experts for smart heating, users save an average of 22 percent in energy – the more rooms you control, the more you save
    • MAXIMISE SAVINGS WITH AI: With ‘AI Assist’, you save up to 55% more energy thanks to automations such as Geofencing, Open Window Detection, Holiday Mode, insights into energy costs, and much more (only £3.99/month, £29.99/year, cancel anytime).
    • Important to know: tado° X products are not compatible with tado° V3+ or older
    • INTUITIVE USE: The thermostat is easy to install and use thanks to the touch display – the removable battery is fully charged in around 2 hours using a standard USB-C cable (required only 1x per season)
    • FUTURE-PROOF TECHNOLOGY: Matter allows different smart home appliances to communicate with each other, while Thread ensures a stable network – this requires the Bridge X (not included) or another Thread border router
    • FOR YOUR SMART HOME As well as adjustment directly on the thermostat, you can set the individual temperature in each room very simply using the app or a smart speaker such as Amazon Alexa, Google Assistant or Apple Siri
    • EASY DIY INSTALLATION, EVEN OFFLINE: The included adapter allows the thermostat to be fitted to almost every radiator valve, while the metal nut ensures firm hold with no risk of leakage (exclusively with additional template)
    • CONTROL VIA APP: The thermostat has numerous features for your heating system, such as smart scheduling, temperature control via the app and much more – with money-back guarantee
  • 9.6
    3
    Hive

    Hive Thermostatic Radiator Valve (TRV) 5 Pack, White, 15mm Heads Only

    9.9 Easy installation
    9.6 Simple to use
    9.1 Tech Support

    Why we love it

    Control heating from your smartphone.
    Set precise temperatures easily.
    Works without Hive active heating.

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Features

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Consumer Reviews

We ensure an evaluation of the ratings using references all over the internet for each product. With the help of our AI technology and professional review teams, we give weight to the worth of individual user experiences.
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Popularity

Popularity is an important criterion in choosing a product. Several factors contribute to the popularity of the products on our site, including prestige, relevance, reputation, news, and more.
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Value for money

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When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.