From the category archives:

Solar system sizes

Residential Solar PV Price Index – April 2018

April 12, 2018
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Average solar system prices again fell slightly between March and April, down to about $1.35 per watt, the lowest we’ve seen since the beginning of the year, but not as low as the record of $1.30/W set in December of 2017. For April 2018, 5kW systems are coming in at about $5,700 out-of-pocket on average for […]

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15kW solar systems: A great size for homes & businesses (if you can fit one on your roof)

March 20, 2018

15kW solar systems are a great system size for homes with high levels of energy consumption or businesses with small to middling energy needs – provided that they have sufficient roof space to install one. This article takes you through (almost) everything you might want to know about 15kW solar systems, including how much space […]

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Commercial Solar PV Price Index for March 2018

March 19, 2018
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Average prices for commercial-scale solar systems continue to hang around $1.17 per watt, down from about $1.21/W this time last year, and down from about $1.30/W in 2016. 100kW systems are averaging about $1.10/W, while 10kW systems come in at around $1.28/W. Commercial solar system prices (10kW-100kW) All prices in the tables below include incentives […]

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Residential Solar PV Price Index – March 2018

March 14, 2018
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Average solar system prices dipped slightly between February and March 2018 – coming in at about $1.38 per watt as opposed to $1.40/W last month – according to the most recent data from Solar Choice’s installer network database. While average prices decreased for most capital cities, Sydney and Canberra saw slight increases, due in part to changes […]

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Introducing our Commercial Solar System Payback Calculator

February 28, 2018

Solar Choice has been managing tenders for commercial solar projects since 2010, during which time our engineering team has composed thousands of free Indicative Business Cases for commercial clients. On the back of this accumulated knowledge, we have decided to release a ‘lite’ version of our business case analysis engine to the world with our […]

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7kW solar systems: Prices, output & return on investment

February 28, 2018
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7kW solar systems, once relatively uncommon, have grown in popularity in Australia as the average solar system size has increased. A 7kW solar system could be the perfect match for an ordinary household with higher-than-average electricity consumption, or for a small business with accordingly small electricity needs. Back when Australia’s solar industry began booming around […]

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Battery Storage Price Index – February 2018

February 26, 2018
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This month we’ve changed up the style of the graphs that we use for our ‘Are We There Yet?’ Meter, and altered them to focus only on the ‘low’ end of the price spectrum. We’ve done this mainly for clarity’s sake but also because average payback periods for batteries are still very long for system […]

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Payback periods for commercial-scale solar PV systems: State by state

February 20, 2018
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There has never been a better time for Australian businesses to invest in commercial solar power. Last year Solar Choice analysed electricity bills & meter data to generate free indicative solar business cases for nearly 300 businesses, ranging from schools to farms to shopping centres to car dealerships to strata units to doctors’ surgeries (to […]

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100kW solar PV systems: Compare prices and installer options

February 20, 2018
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100kW solar systems are among the most popular commercial solar system sizes in Australia, as this size is the cutoff point for up-front incentives through the federal government (larger systems also receive a benefit, but it is ongoing). This article provides an overview of most of the key points that businesses need to know if […]

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Commercial Solar PV Price Index for February 2018

February 19, 2018
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Average commercial solar system prices continue to hover at around $1.17 per watt ($1.17/W) for systems between 10kW and 100kW that we track in our monthly index. Please note that we will soon be publishing general information about pricing for systems above this threshold (i.e. LGC projects greater than 100kW) in the near future. Commercial […]

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Residential Solar PV Price Index – February 2018

February 14, 2018
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Average solar system prices (on ‘primary’ offerings) have slipped slightly upwards since the beginning of the year, coming in at around $1.40/W – as opposed to about $1.30/W in December – due primarily to increased prices in Hobart & Melbourne. Average pricing for ‘premium’ and ‘microinverter’ systems, meanwhile, has dropped to $1.49/W and $1.80/W, respectively. Average solar […]

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Solar power in Sydney, NSW: Compare prices & installers

February 12, 2018
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Sydney is a great place for solar power, and roughly 10-15% of Sydney area homes have solar panels installed on their roofs. This article is 5-point guide to everything you need to know if you’re considering solar power for your Sydney home – including how Solar Choice can help you compare quotes. 5 good reasons to go solar […]

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What are the best cities for home solar battery storage? (January 2018 update)

January 24, 2018
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Having just published an article on the state of Australia’s battery storage market at the beginning of 2018 (recently updated), we decided we would endeavour to shed a bit more light on payback period differences between each capital city. Which cities have the best conditions for home solar battery storage? We’ve ranked them below (with an […]

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Is home solar battery storage worth it? (Jan 2018 update)

January 18, 2018
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Since 2015 Australians have been talking about home battery storage being on the cusp of financial viability. Are home batteries worth the investment in 2018? We’ve crunched the number for all of Australia’s capital cities to find out. This article was originally published in February 2017. We then had an August 2017 update, followed by […]

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Is home solar power still worth it in Australia in 2018?

January 11, 2018
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Rooftop solar on its own is already affordable enough to be a smart choice for virtually any Australian home with an unshaded roof and some daytime electricity usage. This is true even in the absence of generous, state-backed solar feed-in tariffs and the (slight) reduction of the up-front incentive for solar available through the federal Renewable […]

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Commercial Solar PV Price Index for January 2018

January 10, 2018
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Slight decreases in most capital cities and across most system sizes resulted in an overall average commercial solar system price of about $1.17/W – the lowest on record since Solar Choice began keeping track of commercial solar system prices in May 2014. Commercial solar system prices (10kW-100kW) All prices in the tables below include incentives […]

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Residential Solar PV Price Index – January 2018

January 9, 2018
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In this month’s Solar PV Price Index, the average price for a ‘primary’/standard solar PV system offering remains almost unchanged from December, at about $1.31 per watt ($1.31/W). The average for a premium system was $1.56/W, while the average for a microinverter system was $1.93/W – both up slightly from last month. Average solar PV […]

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Commercial Solar PV Price Index for December 2017

December 12, 2017
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This month’s Commercial Solar PV Price Index sees the introduction of 70kW solar systems for the first time (a long overdue addition). The average cost of installing a commercial solar system in Australia currently sits at around $1.19 per watt ($1.19/W) – nominally less than last month‘s figure of $1.20/W and a modest improvement over […]

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Residential Solar PV Price Index – December 2017

December 12, 2017
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The average price per watt ($/W) for primary offerings was $1.30 this month – down slightly from November and a new low since we began tracking prices in 2012. The average for a premium system was $1.54/W, while the average for a microinverter system was $1.86/W. December marks the second month using our new Solar […]

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Solar energy self-consumption explained

December 4, 2017
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When it comes to solar power in Australia, lots of things have changed in the last few years. If you’re currently shopping around for a solar system, perhaps the most important thing you need to keep in mind is this: You’ll get the most out of your solar panels by consuming the energy they produce while it […]

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Commercial Solar PV Price Index for November 2017

November 29, 2017
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Average commercial solar system prices remain at about $1.20 per watt (after STC incentive and GST are applied) for the month of November, according to data from the Solar Choice network. While the larger system sizes (30kW, 50kW, 100kW) remained mostly unchanged, average prices for 10kW systems dropped slightly – from $1.34/W last month to $1.30/W this […]

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Solar system size limits: How much does your local network allow? [UPDATED]

November 28, 2017
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What’s the upper limit to the amount of solar panel capacity that you can put on your roof? This is actually a multi-layered question that involves your roof area, your energy saving goals and any applicable restrictions imposed by your local electricity network company. This article touches on all these factors, but focuses mainly on […]

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Sizing residential solar & battery systems: A quick guide

November 27, 2017
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What size solar panel array do you need for your home? And if you’re considering battery storage, what size battery bank would be most appropriate? This article includes tables that provide an at-a-glance guide, as well as links to more comprehensive calculators. [Note that this article was originally published in April 2017.] Solar system sizing […]

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Residential Solar PV Price Index – November 2017

November 7, 2017
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We’ve introduced some major improvements to this month’s Solar PV Price Index. Namely: We’ve added 7kW solar systems to all tables We’ve included in new tables & data for ‘premium’ and ‘microinverter’ system offerings We’ve drawn clearer distinctions between ‘primary’, ‘premium’ and ‘microinverter’ pricing We’ve dropped 1.5kW systems from our data tracking (because so few […]

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Commercial Solar PV Price Index for October 2017

October 26, 2017
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Average commercial solar system prices stay steady at about $1.20 per watt for the month of October. The average price of a 100kW system comes in at about $1.10 per watt – or about $110,000 for a fully installed system (after STC incentive and GST are applied). Commercial solar system prices (10kW-100kW) All prices in […]

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Residential Solar PV Price Index – October 2017

October 17, 2017
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Average solar system prices hold stable for the third month in a row, with the average price per watt ($/W) for an residential solar system installation coming in at about $1.44/W. The most popular and best value solar system size is still 5kW, costing about $1.14/W or $5,700 for a fully installed system. (Due to […]

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What if you sent all of your solar into the grid? Is it worth it?

September 29, 2017
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If you’ve got solar, the way to maximise your electricity bill savings these days is to use your solar energy directly within your home (or business). From an investment point of view, the conventional wisdom is that the worst thing you could do with the solar energy that your roof produces is to send it […]

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Residential Solar PV Price Index – September 2017

September 5, 2017
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Average residential solar system prices are roughly on par with last month’s figures – about $1.43 per watt for a fully installed system. 5kW systems continue to offer the best value for money, at about $1.13/W, or about $5,600. Average solar PV system prices for September 2017 Prices in the table below include both the […]

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Commercial Solar PV Price Index for September 2017

September 5, 2017
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Average commercial solar system prices continue to hover around $1.20 per watt for the month of September, following an STC-driven increase between July and August. Commercial solar system prices (10kW-100kW) All prices in the tables below include incentives available through the federal Renewable Energy Target as well as GST, but do not incorporate meter installation fees […]

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Commercial Solar PV Price Index for August 2017

August 24, 2017

August saw a slight increase in average commercial solar system prices as compared to July, due to a combination of price modifications due to changes in the value of STCs as well as slight changes to the composition of our network of installers. Commercial solar system prices (10kW-100kW) All prices in the tables below include […]

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Residential Solar PV Price Index – August 2017

August 3, 2017
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Average residential solar system prices have risen slightly following two consecutive months at their lowest levels since Solar Choice began keeping track in August 2012. This month’s higher average price – $1.55 per watt, as opposed to $1.45/W last month- is undoubtedly due at least in part to the recent drop in STC values and […]

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