Who Is the Cheapest Electricity Supplier in Ireland 2025?

By Cormac Breen

Content Manager

Cormac is Selectra.ie's energy expert along with being the chief content and editorial manager for the website. His aim is to help find the best deal for you and your home energy needs so that you save money on your annual bills. His knowledge and experience of the Irish energy market allows him to offer the best advice and insight into current prices, emerging trends and overall energy saving tips.

As of May 2025, the cheapest electricity supplier in Ireland is Energia, whose standard, 24hr rate deal costs an estimated €1,270.59 per year. We compare electricity prices in Ireland to bring you the most up-to-date prices from all of Ireland's electricity suppliers. If you are looking to switch electricity provider, you can call 📞(01) 913 1771 and one of our energy experts will be on hand to answer all your questions and help you switch today.

Who Is the Cheapest Electricity Supplier in Ireland?

As of May 2025, the cheapest electricity supplier in Ireland is Energia, whose standard, 24hr rate deal costs an estimated €1,270.59 per year.

The table below offers an overview of the current cheapest estimated annual bill from each provider for a 24hr, standard meter tariff.

These offers are based on the average consumption figures from the Commission for the Regulation of Utilities (CRU) estimations of 4,200 kWh of electricity per year including standing charges, VAT and the PSO Levy.

⚡ Cheapest Electricity Offer per Supplier

Supplier	Best Offer	Estimated Annual Bill
	38% off Electricity	€1,270.59
	32% on Standard Electricity	€1,307.40
	Variable Rate Discount	€1,372.18
	26% off Electricity	€1,373.02
	30% off Electricity	€1,387.53
	26% on Standard Electricity	€1,401.10
	25% on Standard Electricity	€1,474.24
	No Discount	€1,490.47
	No Discount	€1,582.23
	No Discount	€1,853.07
	No Discount	€2,034.98
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*Figures are for illustrative purposes only. Calculations based on average consumption figures for an urban home with a standard meter. All discounts and cashback have been applied.
Last updated: May 2025

Who Has the Cheapest Smart Electricity Deal?

As of May 2025, Energia has the cheapest smart electricity in Ireland for €1,150.03 a year on an Urban meter.

Electricity suppliers are now offering time-of use tariffs to homeowners with smart meters and the table below provides an overview of the current cheapest time-of-use tariffs available from Irish electricity suppliers.

📈 Cheapest Smart Meter Tariffs in Ireland

Supplier	Best Offer	Estimated Annual Bill (EAB)
	28% off Smart Electricity	€1,150.03
	Variable Discount	€1,195.65
	30% Discount	€1,197.14
	32% Discount	€1,292.80
	30% Discount	€1,313.77
	26% Discount	€1,319.91
	25% Discount	€1,408.47
	No Discount	€1,479.45
	No Discount	€1,582.23
	No Discount	€1,708.45
	No Discount	€1,742.31
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Smart meter rates calculated according to latest rates published by suppliers with applied discounts. Calculations made by Selectra, actual supplier offers may vary.
Last Updated: May 2025

Who Has the Cheapest NightSaver Electricity Deal?

As of May 2025, Energia has the cheapest nightsaver deal in Ireland for €1,210.79 a year on an Urban meter.

NightSaver tariffs split your cunsumption into a day and night rate given you the opportunity to make savings by shifting some of your electricity consumption to cheaper nighttime rates.

The table below provides an overview of the current cheapest nightsaver plans available:

🌙 Nightsaver Prices in Ireland

Supplier	Best Offer	Estimated Annual Bill
	38% off Electricity	€1,210.79
	32% Discount	€1,238.96
	26% Discount	€1,301.91
	Variable Discount Deal	€1,304.22
	30% off Electricity	€1,317.14
	25% Discount	€1,352.62
	26% Discount	€1,354.08
	No Discount	€1,448.06
	No Discount	€1,619.77
	No Discount	€1,817.44
	No Discount	€1,935.34
Call Selectra to Switch Energy Supplier Today!  01 913 1771 Schedule a Free Call! Schedule a Free Call

*Prices include VAT, standing charges, levies, and provider discounts. All tariffs are based on Urban standing charges.
Last updated: May 2025.

Who Is the Cheapest Gas Provider in Ireland?

As of May 2025, the cheapest gas provider in Ireland is Flogas for €1,137.41 a year on an Urban meter.

We have listed the cheapest gas offers in Ireland in the table below so you can compare natural gas prices easily. All calculations are based on 11,000 kWh of annual gas usage with the Carbon Tax and VAT included.

🔥Cheapest Gas Offer per Supplier

Supplier	Best Offer	Estimated Annual Bill
	26% Discount	€1,137.41
	Fixed Price	€1,175.33
	20% Discount	€1,263.33
	22% Discount	€1,276.51
	20% Discount	€1,291.35
Average Annual Gas Bill in Ireland, €1,321.93
	10% off Gas	€1,377.77
	No Discount	€1,546.23
Call Selectra to Switch Energy Supplier Today!   01 913 1771 Schedule a Free Call!  Schedule a Free Call

*Figures are for illustrative purposes only. All discounts and cashback have been applied to price. Calculations based on average consumption figures. Average annual bill calculated using a weighted average according to the market share of each supplier. Last updated, May 2025

Who Has the Cheapest Dual Fuel Deal?

As of May 2025, the cheapest dual fuel offer is from Yuno Energy for €2,390.73 a year on a fixed rate plan.

Dual fuel offers can often save you money on your electricity and gas by bundling them together into one package.

You can find the cheapest dual fuel offers for 24 hour Urban meters in the following table:

💸 Cheapest Dual Fuel Offer per Supplier

Supplier	Best Offer	Price per year
	Variable Rate Offer	€2,390.73
	32% on Electricity, 29% on Gas	€2,463.12
	32% off Dual Fuel	€2,471.84
	30% on Electricity and Gas	€2,493.49
	24% on Electricity and Gas	€2,538.52
	30% / 20% Dual Fuel	€2,678.88
	No Discount	€3,424.29
Call Selectra to Switch Energy Supplier Today!  01 913 1771 Schedule a Free Call!  Schedule a Free Call

*Figures are for illustrative purposes only. All discounts and cashback have been applied to the price. Calculations based on average consumption figures for an urban home with a 24-hour standard meter.
Last updated: May 2025

Who Has the Cheapest Pay As You Go Electricity?

As of May 2025, the cheapest PAYG electricity provider is PrepayPower for €1,853.07 a year.

While PAYG electricity offers customers the benefit of controlling how much they spend, they are often much more expensive than standard electricity plans.

The table below outlines the current cheapest PAYG offers from Irish electricity suppliers:

💰 Cheapest Prepayment Electricity Offer per Supplier

Supplier	Best Offer	Price per year
	Standard	€1,853.07
	Smarter Prepay Electricity	€1,883.93
	Standard	€2,043.98
Call Selectra to Switch Energy Supplier Today!   01 913 1771 Schedule a Free Call!  Schedule a Free Call

*Figures are for illustrative purposes only. Calculations based on average consumption figures for an urban home with a PAYG meter. All discounts and cashback have been applied.
Last updated: May 2025

Who Has the Cheapest Pay As You Go Gas Offer?

As of May 2025, the cheapest PAYG gas deal is Bord Gais for €1,482.13 a year.

Similar to PAYG electricity, the benefits of PAYG gas are somewhat outweighed by the higher unit cost. In addition, few suppliers offer PAYG gas, as it is typically only offered to those who need help managing their finances.

💸 Cheapest Prepayment Gas Offer per Supplier

Supplier	Best Offer	Price per year
	Standard	€1,482.13
	Standard	€1,508.82
	Standard	€1,546.23
	Standard	€1,558.31
Call Selectra to Switch Energy Supplier Today!   01 913 1771 Schedule a Free Call!  Schedule a Free Call

*Figures are for illustrative purposes only. Calculations based on average consumption figures for an urban home with a standard PAYG meter. All discounts and cashback have been applied.
Last updated: May 2025

Who Is the Best Electricity Provider in Ireland?

To say who is the best electricity provider is somewhat subjective, as it depends on individual needs and priorities.

Factors to consider include when comparing electricity providers include:

• Price — Does the provider offer discounted unit rates? Is their standing charge more expensive than their competitors?
• Renewable energy — Does the supplier use 100% renewable energy in their fuel mix?
• Customer service — Is the provider reviewed well? Do they offer good customer service?
• Smart meter options — Does the provider offer competitive smart meter rates?
• Payment options — Can I pay via direct debit? Do they offer a PAYG service?
• Dual fuel — Does the provider offer gas and electricity? Do they offer a competitive price?

Below, we have summarised the pros and cons of Ireland's leading electricity suppliers to help you make your choice:

⚡ Irish Electricity Providers Overview

⚡ Electricity Supplier	✅ Overview
	Long-established provider. Offers various plans for gas and electricity, including smart meter plans and dual fuel offers. Lower rating from customers compared to other providers.
	Largest provider in the Irish market. Offers a wide range of plans for gas, electricity, dual fuel and smart meters. Low rating from customer reviews online.
	Focus on renewable energy. Offers include gas, electricity, dual fuel and smart plans along with EV tariffs. Well-reviewed by customers online.
	Utilises smart meters. The Yuno app provides customers with detailed insight into their consumption. New provider and may lack industry experience.
	Long history involved in the gas and LPG industry. Offers competitive rates on different fuels. Not as large or well-established as other providers in the electricity market.
	100% renewable energy generated from wind farms. Offers a complete suite of tariffs including gas, electricity, dual fuel, and smart meters. Is poorly reviewed by customers online.
	PAYG supplier for gas and electricity. Reviewed positively by customers. PAYG unit rates are often more expensive than standard or smart meter unit rates.
Call Selectra to Switch Energy Supplier Today! 01 913 1771 Schedule a Free Call with Selectra! Schedule a Free Call

Last updated: May 2025

The CRU recommends customers switch their electricity and gas providers around once a year in order to get the cheapest electricity provider and the best deal.

• ⚡ Benefits of Switching Energy Supplier
• Save money with lower bills by switching electricity and gas provider every 12 months.
• Help with the cost of living
• Avail of discounts and introductory offers for cheaper electricity prices.
• Reduce your household bills
• Avoid being switched to a more expensive rate after 12 months
• Find a better energy provider for customer service, online payments, etc.
• Take advantage of your 14-day cooling-off period

By Cormac Breen

Content Manager

Cormac is Selectra.ie's energy expert along with being the chief content and editorial manager for the website. His aim is to help find the best deal for you and your home energy needs so that you save money on your annual bills. His knowledge and experience of the Irish energy market allows him to offer the best advice and insight into current prices, emerging trends and overall energy saving tips.