Australia is entering 2026 with ongoing economic pressure. Inflation remains above target and is expected to stay elevated in the near term. Economic growth is continuing, but at a slower, more constrained pace. Most forecasts place GDP growth at roughly 2.1%–2.3% through 2026, reflecting a more cautious business environment and softer demand conditions.
Energy prices continue to be one of the most unpredictable cost inputs, with the fuel crisis caused by the US-Iran war constraining supply and pushing up diesel prices.
For businesses, this creates a simple challenge: costs are elevated, visibility is limited, and planning is harder than it should be. For diesel-dependent businesses - including farms - there's a huge risk to everyday operations and business viability if the situation continues.
That's why energy is increasingly being treated less as a variable expense and more as something to stabilise, especially for operations where electricity is a major cost driver.
Businesses often approach solar as a simple capital expense: get a few quotes, choose the cheapest option, and call it done. It works for residential solar, right? True - but that overlooks the broader picture, and the magnitudes of complexity in a commercial project.
Commercial solar systems vary widely depending on system size, site conditions, and how well they're designed to match your energy usage. A cheaper system may produce less energy, degrade faster, or require more maintenance, all of which can significantly reduce your financial return over time.
A more useful way to look at it is through three simple metrics: how much energy the system will generate, how quickly it pays for itself, and how much it saves over its full operating life.
Put simply, the question isn't "what does it cost?" - it's "what does it return?"
In Australia, commercial solar installation costs (as of early 2025) typically range from $650 to $1,200 per kilowatt installed, before incentives like STCs are applied. A 100kW system might sit somewhere between $90,000 and $110,000, depending on location and complexity.
For more pricing information, download our Commercial Solar & Storage Price Guide, published January 2026.
These figures are useful as a baseline, but they don't tell you much about value on their own.
Larger systems, for example, tend to be more cost-effective on a per-watt basis and can generate significantly higher savings over time. The inclusion of higher-quality components, better system design, or monitoring tools may increase upfront costs slightly, but can materially improve performance and reduce long-term issues.
This is where many proposals start to diverge - not in price, but in what they actually deliver over time.
For businesses that rely heavily on energy, the difference between price and value becomes very clear.
Hardchrome Engineering, an Australian manufacturing business operating across 25,000 square metres, faced rising electricity costs driven by energy-intensive processes. Rather than committing to a large upfront investment, the company adopted a different approach.
A 700kW rooftop solar PV system was delivered under a 10-year Power Purchase Agreement (PPA). This removed the need for capital expenditure entirely. Instead, Hardchrome agreed to purchase solar-generated electricity at a fixed rate, lower than their previous grid pricing.
The result was immediate. The system is projected to reduce annual power bills by 20-25%, with an overall 13% discount on electricity costs. It also locks in a portion of their energy spend, reducing exposure to future price increases. Finally, operations and maintenance are not a worry, with the Smart Performance team managing the system for the life of the agreement, as with all PPAs.
From a financial perspective, Hardchrome's decision wasn't about installing solar, and it wasn't about the cheapest option at the time. It was about establishing a major operating expense and long-term value across a decade of operations.
Not all proposals make it easy to understand the full picture.
Beyond installation, there are several factors that influence long-term performance and cost. Inverters, for example, may need replacement during the system's lifetime. Maintenance, cleaning, and system monitoring all play a role in ensuring consistent output.
System design is another key factor. A poorly optimised system may underperform relative to expectations, which directly impacts savings. Over time, even small inefficiencies can compound into significant financial differences.
More broadly, designing for the energy needs - the equipment, the workforce, the output - of your business today, without looking ahead, results in a system that you outgrow in a few years, lessening the impact on energy costs proportionately.
This is why systems with similar upfront costs can deliver very different long-term results.
For businesses focused on financial outcomes, the comparison process doesn't need to be complicated; it just needs to focus on the right inputs. Here are some Do's and Don'ts you should consider in your solar proposals comparison process:
The key is to move the conversation away from price alone and towards measurable performance over time.