Is this an estimate or a quote?

An estimate: supply charge plus usage at the stated annual kWh from the rates the retailer publishes to the Australian Energy Regulator, GST as published, conditional discounts, controlled load and solar feed-in left out. The retailer's own quote at your address and usage is the price you pay.

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iO Energy Smart Home | Free weekend energy

iO Energy's Smart Home | Free weekend energy on the SA Power Networks electricity network (South Australia) costs an estimated $172 a month for a household using 4,000 kWh a year, 119th cheapest of 241 published plans on the network at that usage (median $172). Time-of-use rates: off-peak 7.27c, peak 77.27c, shoulder 33.64c, shoulder 0.00c per kWh, 150.00c a day supply. At the regulator's 4,000 kWh benchmark it comes to $2,067 a year against the DMO 2026-27 reference price of $2,334, $267 below it. Read from the retailer's rates as published to the Australian Energy Regulator on 8 Nov 2026 (retailer's record last updated 14 Aug 2026). GST as published; conditional discounts, controlled load and feed-in excluded from the estimate.

market offertime of use1 conditional discountGo to iO Energy

In one line

iO Energy's Smart Home | Free weekend energy costs an estimated $172 a month, $2,067 a year, for a typical household using 4,000 kWh a year on the SA Power Networks network (South Australia), 119th cheapest of 241 published plans, priced at peak 77.27c/kWh 5pm to 8.59pm every day, shoulder 33.64c/kWh midnight to 9.59am every day and 4pm to 4.59pm every day and 9pm to midnight every day, off-peak 7.27c/kWh 10am to 3.59pm weekdays plus 150.00c a day with solar feed-in 0.00c/kWh and 1 conditional discount not counted, as read from the regulator's listings on 8 Nov 2026. The cheapest is iO Energy's Sustainable Home (Electrify) at $129 a month. See iO Energy's plan.

Go to iO Energy

Cheapest on SA Power Networks on 8 Nov 2026

The lowest published estimates at 4,000 kWh a year, one retailer each, as read from the regulator's listings on 8 Nov 2026. Ranked on estimated cost alone; nothing is promoted.

Cheapest · our recommendation
iO Energy Sustainable Home (Electrify)
4,000 kWh a year on SA Power Networks · price read 2026-11-08
$129/mo
$1,552/yr
Go to iO Energy
Alternative · 3rd cheapest
1st Energy 1st Emerald - Time of Use
4,000 kWh a year on SA Power Networks · price read 2026-11-08
$139/mo
$1,672/yr
Go to 1st Energy
Alternative · 7th cheapest
Globird Energy FULLHOUSE Residential (Flat Rate CTL Load)-SAPN
4,000 kWh a year on SA Power Networks · price read 2026-11-08
$144/mo
$1,732/yr
Go to Globird Energy

What it costs

Supply charge plus usage at each annual figure, from the published rates. Your retailer's quote is the price you pay.

2,000 kWh a year · one or two people

$109/mo

$1,307 a year · 109th of 241 plans · median $111

4,000 kWh a year · a typical household

$172/mo

$2,067 a year · 119th of 241 plans · median $172

6,000 kWh a year · a large household

$236/mo

$2,826 a year · 162nd of 241 plans · median $234

The rate card

As published to the regulator; cents including GST where the retailer publishes it that way.

Supply charge: 150.00c a day
off-peak usage: 7.27c per kWh10am to 3.59pm weekdays · 20% of use in the estimate
peak usage: 77.27c per kWh5pm to 8.59pm every day · 22% of use in the estimate
shoulder usage: 33.64c per kWhmidnight to 9.59am every day; 4pm to 4.59pm every day; 9pm to midnight every day · 59% of use in the estimate
shoulder usage: 0.00c per kWh10am to 3.59pm weekends · 59% of use in the estimate
Controlled load: none published
Solar feed-in: 0.00c per kWh
Discounts: no guaranteed discount; 1 conditional (not in the estimate)
Incentives, as the retailer states them: Complimentary meter exchange: Fee for meter exchange waived ($149 value). Note: Network company may charge on a case-by-case basis (e.g. 'make safe' work).
Free weekend energy: Free general usage from 10am-4pm every Saturday and Sunday (up to 15 kWh per day).
You choose export pricing: Choose from a range of companion export services. Terms and conditions apply.
Who can take this plan, as the retailer states it: For full terms and conditions of the offer please visit www.ioenergy.com.au or call 1300 313 463
Confirm with iO Energy before you switch.

How the estimate is built: supply + time-of-use rates at 2000/4000/6000 kWh/yr, usage split by the AER daily profile for SA Power Networks (off-peak 20%, peak 22%, shoulder 59%); GST as published; discounts, controlled load and feed-in excluded

Against the reference price

The DMO 2026-27 is the regulator's benchmark for this network; it is the figure every bill compares itself to.

At the regulator's 4,000 kWh a year this plan comes to $2,067 a year. The DMO 2026-27 reference price is $2,334, so this plan is $267 below it. Regulator's determination

Where this plan applies

Electricity offers are published per distribution network, so the rates above hold for every postcode on it.

Every plan on the SA Power Networks network

To see this plan against every other plan at your own usage: compare for a postcode and change the postcode and kWh to yours.

Related plans

The brand's page, the comparison this plan is ranked in, and the plans most like it. Every price on them is read from the same data as this page.

iO Energy electricity plans in South Australia · every network in the state
Every plan on the SA Power Networks network · this plan is 119th of 241

iO Energy Sustainable Home (Electrify)
$129 a month at 4,000 kWh · 1st on SA Power Networks
iO Energy Sustainable Home (Electrify) | Controlled load
$129 a month at 4,000 kWh · 2nd on SA Power Networks
iO Energy Smart Home | Free weekend energy | Controlled load
$172 a month at 4,000 kWh · 120th on SA Power Networks
iO Energy Regulated Home | Flat rate | Controlled load
$177 a month at 4,000 kWh · 187th on SA Power Networks

Source: the retailer's plan as published to the Australian Energy Regulator (Energy Made Easy record IOR1159327MRE1), checked daily. Ranked on estimated cost alone; nothing is promoted. How this is collected