Journal
Building in public.
Data insights, product updates, and the story behind Australia's driver energy platform.
Sydney to Brisbane, Melbourne to Adelaide: what road trips actually cost in fuel
We calculated the exact fuel cost for five popular Australian road trips — petrol vs EV — including the cheapest stops along the way.
Why two servos 500 metres apart charge different prices
Wholesale pricing, brand strategies, shopper dockets, and the leader-follower cycle. Here is why the servo across the road is always cheaper.
When is the best time to buy an EV in Australia?
EOFY deals, new model timing, state incentives, and depreciation curves. The data on when to pull the trigger on an electric vehicle.
Sydney vs Melbourne: which city pays more for fuel?
Real price data comparing Australia's two biggest cities. Why prices differ, how cycles work in each, and tips for drivers in both.
How much does it cost to charge an EV in Australia?
Home charging vs public fast charging. Off-peak vs peak. Chargefox vs Tesla. We break down every cost so you know exactly what to expect.
Where your fuel money actually goes — taxes, refining, and the 6c you can control
Of every dollar you spend on petrol, only about 6 cents is the retailer margin. Here is the full breakdown of what you are actually paying for.
E10 vs U91 vs U95 vs diesel: which fuel type actually saves you money?
Higher octane does not mean better performance for most cars. We compare fuel types with real price data and annual cost differences.
How we calculate the Helira Fuel Index — and why it matters
The methodology behind HFPI: where the data comes from, how we calculate it, what it tells you, and how media can cite it.
When to fill up in Australia — the data behind fuel price cycles
Fuel prices follow predictable cycles in every Australian city. We analysed the data to find exactly when to fill up — and when to avoid the bowser.
EV vs petrol: the real cost of driving in Australia
Forget the sticker price. We break down what it actually costs to run a petrol car vs an EV over five years — fuel, servicing, rego, insurance, and depreciation.
Solar panels and EV charging: the maths for Australian homes
How much solar do you need to charge an EV? What does it save? We run the numbers for a typical Australian household.
What is GEO? Why AI visibility matters for Australian businesses
When someone asks ChatGPT for a recommendation, does your business get named? GEO is the new SEO — and most businesses are invisible.
Why we built Helira
Australian drivers deserve better than guessing at the bowser. We built a platform that shows the full picture — fuel, EV, and solar — so every driver can make decisions based on data, not anxiety.