Harvia Fenix FX30-U1-U3-XC Digital Control with WiFi vs Harvia Xenio CX30C-U1 WiFi - Digital Control with WiFi for for Combi Single Phase Heaters

The Harvia Fenix FX30-U1-U3-XC Digital Control with WiFi costs $1,168 and the Harvia Xenio CX30C-U1 WiFi - Digital Control with WiFi for for Combi Single Phase Heaters costs $1,183. This comparison covers the full spec sheets of both, the deciding difference between them, and which buyer each one fits.

Prices verified August 2026

How we vet

Affiliate disclosure

Our verdict

The choice between the Harvia Fenix FX30-U1-U3-XC Digital Control with WiFi ($1,168) and the Harvia Xenio CX30C-U1 WiFi - Digital Control with WiFi for for Combi Single Phase Heaters ($1,183) comes down to model. The Harvia Fenix FX30-U1-U3-XC Digital Control with WiFi offers model of FX30-U1-U3-XC, while the Harvia Xenio CX30C-U1 WiFi - Digital Control with WiFi for for Combi Single Phase Heaters offers CX30C-U1-XW. The Harvia Fenix FX30-U1-U3-XC Digital Control with WiFi saves you $15; pay the difference for the Harvia Xenio CX30C-U1 WiFi - Digital Control with WiFi for for Combi Single Phase Heaters only if that gap buys a spec you will use.

Prices verified August 2026.

How we vet

Which one is right for you?

It depends on your situation.

Choose the Harvia Fenix FX30-U1-U3-XC Digital Control with WiFi if

Harvia Fenix FX30-U1-U3-XC Digital Control with WiFi: You want model of FX30-U1-U3-XC. The Harvia Fenix FX30-U1-U3-XC Digital Control with WiFi also costs $15 less than the Harvia Xenio CX30C-U1 WiFi - Digital Control with WiFi for for Combi Single Phase Heaters.

Choose the Harvia Xenio CX30C-U1 WiFi - Digital Control with WiFi for for Combi Single Phase Heaters if

Harvia Xenio CX30C-U1 WiFi - Digital Control with WiFi for for Combi Single Phase Heaters: You want model of CX30C-U1-XW.

Full specs comparison

Harvia Fenix FX30-U1-U3-XC Digital Control with WiFi vs Harvia Xenio CX30C-U1 WiFi - Digital Control with WiFi for for Combi Single Phase Heaters full spec comparison
SpecHarvia Fenix FX30-U1-U3-XC Digital Control with WiFiHarvia Xenio CX30C-U1 WiFi - Digital Control with WiFi for for Combi Single Phase Heaters
Price$1,168$1,183
Type··
Heat Type··
Temp Range104-194 °F104-194F
Heat-Up Time··
Capacity··
Dimensions··
Weight··
EMF Level··
Power·10.8 kW
Warranty··

Pros and cons

Harvia Fenix FX30-U1-U3-XC Digital Control with WiFi

Pros

    Cons

      Harvia Xenio CX30C-U1 WiFi - Digital Control with WiFi for for Combi Single Phase Heaters

      Pros

        Cons

          Harvia Fenix FX30-U1-U3-XC Digital Control with WiFi vs Harvia Xenio CX30C-U1 WiFi - Digital Control with WiFi for for Combi Single Phase Heaters: common questions

          How much more does the Harvia Xenio CX30C-U1 WiFi - Digital Control with WiFi for for Combi Single Phase Heaters cost than the Harvia Fenix FX30-U1-U3-XC Digital Control with WiFi?

          The Harvia Xenio CX30C-U1 WiFi - Digital Control with WiFi for for Combi Single Phase Heaters costs $1,183, which is $15 more than the $1,168 Harvia Fenix FX30-U1-U3-XC Digital Control with WiFi. Beyond price, the main spec difference is model: the Harvia Xenio CX30C-U1 WiFi - Digital Control with WiFi for for Combi Single Phase Heaters offers model of CX30C-U1-XW, the Harvia Fenix FX30-U1-U3-XC Digital Control with WiFi offers model of FX30-U1-U3-XC.

          Is the Harvia Fenix FX30-U1-U3-XC Digital Control with WiFi worth it over the Harvia Xenio CX30C-U1 WiFi - Digital Control with WiFi for for Combi Single Phase Heaters?

          It depends on the spec you need, and we do not name one of these two better than the other. The Harvia Fenix FX30-U1-U3-XC Digital Control with WiFi offers model of FX30-U1-U3-XC, while the Harvia Xenio CX30C-U1 WiFi - Digital Control with WiFi for for Combi Single Phase Heaters offers CX30C-U1-XW. The Harvia Fenix FX30-U1-U3-XC Digital Control with WiFi costs $1,168 and the Harvia Xenio CX30C-U1 WiFi - Digital Control with WiFi for for Combi Single Phase Heaters costs $1,183, a difference of $15.

          What is the main difference between the Harvia Fenix FX30-U1-U3-XC Digital Control with WiFi and the Harvia Xenio CX30C-U1 WiFi - Digital Control with WiFi for for Combi Single Phase Heaters?

          The Harvia Fenix FX30-U1-U3-XC Digital Control with WiFi offers model of FX30-U1-U3-XC; the Harvia Xenio CX30C-U1 WiFi - Digital Control with WiFi for for Combi Single Phase Heaters offers model of CX30C-U1-XW. That is the deciding spec difference between the two.

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