Cheapest electricity rates in Adelaide

Looking for Adelaide’s cheapest electricity?

We’ve summarised the best electricity deals available for residential customers in Adelaide. The tables below rank the cheapest offer from every retailer serving Adelaide, which is in the SA Power network. This information is updated each weekday.

How much can you save by switching to the cheapest electricity in Adelaide?

According to the Australian Energy Regulator in September 2024, households with average energy use on a flat rate tariff in South Australia could save $506 on electricity a year by switching from the standard offer to the cheapest available market deal.

In December 2024, the ACCC released a report on the electricity prices paid by 6.7 million residential customers across Australia. The consumer watchdog found that more than 80 per cent of households in the National Electricity Network (NEM) could save money by switching to a cheaper electricity plan. Why stay stuck on an expensive plan?

There are now more than 20 competing energy retailers offering electricity deals in Adelaide. Now, it’s easy to check out all your options so you can make serious savings on your energy costs.

Here’s how to find the best electricity deal for your place

Get a personalised cost ranking of every retailer’s publicly-listed electricity plans based on your unique energy use. If you are a small or big energy user, or perhaps you have solar, a battery or an EV, then WATTever’s comprehensive comparison will help you find the cheapest deals for your home. We include all retailers, tariff types, discounts, solar feed-in tariffs, input for concessions and more to help you make serious savings on energy. Start your online comparison here.

Cheapest electricity rates in Adelaide by retailer (SA Power Network)

Cheapest Time Of Use electricity rates in Adelaide by retailer (SA Power network)

TOU Periods – RTOU Tariff: Peak = 6am-10am and 3pm-1am, Shoulder = 10am-3pm and Off-Peak = 1am-6am

TOU Periods – RELE (Electrify) Tariff: Peak = 5pm-9pm, Off-Peak = 10am-3pm, Shoulder = all other times

Rates shown include GST and all available discounts.
Plan rates are variable and future rates may be subject to change by the Retailer - except where plan rates are stated as fixed in the Basic Plan Information Documents.
Plans are updated each weekday from the Retailer's Basic Plan Information Documents.
^Daily Charge includes the daily supply charge and the per day value of recurring fees or credits (eg. membership fees, monthly bill credits etc).
*Reference Price refers to the unconditional discount off the yearly cost of the Default Market Offer (DMO) for a household on a flat rate tariff without controlled load. In the SA Power network (SA) the discount is calculated based on annual usage of 4,000kWh. Regulation requires the DMO Reference Price to be displayed, however it does not take into account solar export nor a property's actual annual usage or when that usage occurs (for Time Of Use plans).
Cost/Year estimate shown is for the first year and includes includes all conditional discounts plus the value of exclusive benefits available when switching through wattever.com.au such as Prezzee eGift cards from WATTever and additional upfront/recurring credits from partner retailers. See plan details for more information. Your bill will vary based on actual usage.
For plans with a demand tariff, the annual cost estimate calculated by WATTever includes a demand charge that assumes a peak demand of 25% of the daily benchmark electricity consumption.
Time of Use hours displayed are the periods published by each network. Individual retailers may offer different time of use hours - please review the plan Basic Plan Information Documents.