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How little does it cost to run an Onyx gas stove?

Liv 3 BF Nat Gas

Input: 5.3kW (high), 3.5kW (low)
Nominal Heat Output: 4.5kW
Remote Control Model
Maximum Efficiency: 94.3%
Efficiency Class: A

21p

1 hour on low heat

32p

1 hour on high heat

85p

4 hours on low heat

£1.28

4 hours on high heat

*Based on Liv3 Balanced Flue Natural Gas model, running at 4 hours on low input of 3.5kW. The costs presented are based on the average UK cost per unit of gas (including VAT) from 1st April 2024, for customers on the default tariff. Figures generated are for typical domestic consumption paying by direct debit and will vary based on actual household usage (6.04p per kWh, OFGEM, Energy Price Cap, https://www.ofgem.gov.uk/energy-price-cap ). Does not include any costs relating to product maintenance and servicing. Prices rounded to nearest whole pence.
Maximum efficiency is achieved when running product on high output setting.

How little does it cost to run an Onyx gas fire?

Avanti Gas Fire

Input: 6.4kW (high), 3.6kW (low)
Nominal Heat Output: 4.5kW
Remote Control Model
Maximum Efficiency: 78.4%
Efficiency Class: D

22p

1 hour on low continuous heating

39p

1 hour on high continuous heating

87p

4 hours on low continuous heating

£1.55

4 hours on high continuous heating

*Based on Avanti Gas 65 Conventional Flue Natural Gas model, running at 4 hours on low input of 3.6kW. The costs presented are based on the average UK cost per unit of gas (including VAT) from 1st April 2024, for customers on the default tariff. Figures generated are for typical domestic consumption paying by direct debit and will vary based on actual household usage (6.04p per kWh, OFGEM, Energy Price Cap, https://www.ofgem.gov.uk/energy-price-cap ). Does not include any costs relating to product maintenance and servicing. Prices rounded to nearest whole pence.
Maximum efficiency is achieved when running product on high output setting.
Based on Avanti Gas 65 Conventional Flue Natural Gas model.

How little does it cost to run an Onyx electric fire?

Avanti Electric Range

Input: 1.0kW (low) - 2.0kW (high)
Output: 1.0kW (low) - 2.0kW (high)
      (depending on usage of heat & effects)
Enjoy with or without heat
Media Wall Compatible

3p

4 hours flame effect only

25p

1 hour on low heat

49p

1 hour on high heat

99p

4 hours on thermostatically maintained heat*

*Based on running the fire for 4 hours, with heat on for 50% duty cycle due to thermostatic control, and flame effects for the full duration. Based on the average UK cost per unit of electric (including VAT) from 1st April 2024, for customers on the default tariff. Figures generated are for typical domestic consumption paying by direct debit and will vary based on actual household usage (24.5p per kWh, OFGEM, Energy Price Cap, https://www.ofgem.gov.uk/energy-price-cap). Does not include any costs relating to product maintenance and servicing. Prices rounded to nearest whole pence.
Figures based on the Avanti Electric 110RW Fire

How little does it cost to run an Onyx electric fire?

Fusion 150RW Electric Fire

Input: 1.0kW (low) - 2.0kW (high)
Output: 1.0kW (low) - 2.0kW (high)
      (depending on usage of heat & effects)
Enjoy with or without heat
Media Wall Compatible

4p

4 hours flame effect only

25p

1 hour on low continuous heating

49p

1 hour on high continuous heating

99p

4 hours on thermostatically maintained heating*

*Based on running the fire for 4 hours, with heat on for 50% duty cycle due to thermostatic control, and flame effects for the full duration. Based on the average UK cost per unit of electric (including VAT) from 1st April 2024, for customers on the default tariff. Figures generated are for typical domestic consumption paying by direct debit and will vary based on actual household usage (24.5p per kWh, OFGEM, Energy Price Cap, https://www.ofgem.gov.uk/energy-price-cap ). Does not include any costs relating to product maintenance and servicing. Prices rounded to nearest whole pence.

How little does it cost to run an Onyx electric fire?

Orbit Electric Fire

Input: 0.75kW (low) - 1.5kW (high)
Output: 1.0kW (low) - 2.0kW (high)

      (depending on usage of heat & effects)
Enjoy with or without heat
Ceiling-hung fire

1p

4 hours flame effect only

19p

1 hour on low continuous heating

37p

1 hour on continuous nominal output

74p

4 hours on thermostatically maintained heating*

*Based on running the fire for 4 hours, with heat output for 50% duty cycle due to thermostatic control, and flame effects for the full duration. Based on the average UK cost per unit of electric (including VAT) from 1st April 2024, for customers on the default tariff. Figures generated are for typical domestic consumption paying by direct debit and will vary based on actual household usage (24.5p per kWh, OFGEM, Energy Price Cap, https://www.ofgem.gov.uk/energy-price-cap). Does not include any costs relating to product maintenance and servicing. Prices rounded to nearest whole pence.