Solar Batteries vs. Generators: Which Backup Power Solution is Right for You?


When it comes to ensuring a reliable backup power supply for your home, especially during outages, the choice often boils down to two main options: solar batteries and generators.

Both solutions offer distinct advantages, but which one best fits your needs? In this blog, we’ll compare solar batteries and generators to help you make an informed decision.


You can reduce your reliance on the grid and lower your electricity bills.


Understanding Solar Batteries As A Backup Power Solution

Solar batteries store excess energy generated by your solar panels for later use. This stored energy can be utilised at night, on cloudy days, or during power outages. Here’s why solar batteries are becoming a popular choice among homeowners:

Environmentally Friendly

Solar batteries use clean energy, reducing your carbon footprint and dependence on fossil fuels.

Cost Savings

By storing excess solar energy, you can reduce your reliance on the grid and lower your electricity bills.

Energy Independence

Solar batteries offer energy independence, providing power even when the grid is down.

Quiet Operation

Solar batteries operate silently, unlike generators, making them a more peaceful option for residential areas.

Long-Term Investment

While the initial cost of solar batteries can be high, they are a long-term investment that will increase the value of your home.


Eveready on site

Understanding Generators As A Backup Power Solution

Generators, typically powered by gasoline, diesel, or natural gas, provide backup power during outages. Here are some key points to consider:

Immediate Power Supply

Generators can supply power immediately after an outage, ensuring that your essential appliances and systems keep running.

Fuel Availability

Generators rely on fuel, which can be a pro or a con. Having a sufficient fuel supply is crucial, especially during prolonged outages.

Lower Initial Cost

Generally, generators have a lower initial purchase price.

High Power Output

Generators can provide a high power output, making them suitable for homes with significant energy needs.

Noise and Emissions

Generators can be noisy and produce emissions, which might not be ideal for all homeowners, especially those with environmental concerns.


Solar batteries provide consistent and reliable energy storage, efficiently capturing and storing excess energy generated by solar panels.


Comparing Solar Batteries and Generators

To help you decide which option is right for you, let’s compare solar batteries and generators across several key factors:


  • Solar Batteries: Higher initial cost but can lead to long-term savings and added home value.
  • Generators: Lower initial cost but ongoing fuel and maintenance expenses.

Environmental Impact

Noise Level

  • Solar Batteries: Silent operation.
  • Generators: Can be noisy, which may disturb your household and neighbours.


  • Solar Batteries: Solar batteries provide consistent and reliable energy storage, efficiently capturing and storing excess energy generated by solar panels.
  • Generators: Reliable during outages as long as fuel is available.


  • Solar Batteries: Low maintenance with occasional checks and software updates.
  • Generators: Regular maintenance is required, including fuel management and mechanical inspections.


Solar Battery Group

Which Backup Power Solution is Right for You?

The choice between solar batteries and generators depends on your needs and circumstances. Here are some scenarios to help you decide:

Choose Solar Batteries If:

  • You have an existing solar panel system or plan to install one.
  • You prioritise environmental sustainability and reducing your carbon footprint.
  • You prefer a quiet, low-maintenance solution.
  • You seek long-term cost savings and potential home value increases.

Choose Generators If:

  • You need immediate and reliable backup power regardless of weather conditions.
  • You’re prepared to cover consistent costs of running a generator and keep excess fuel on hand
  • You don’t mind the noise and are prepared for regular maintenance.

Both solar batteries and generators offer valuable benefits as backup power solutions. Your choice will depend on your priorities, budget, and energy needs.

Solar Battery Group can help you assess your options and determine the best solution for your home. Contact us or request a callback today to learn more about our solar battery systems and how they can provide reliable, sustainable energy for your home.