Astron vs United: Premium Diesel
Astron 77 stations · United 391 stations
Astron is lower by
4.3c/L- Astron average
- 271.9
- United average
- 276.2
- Grades both report
- 8
Astron averages 271.9 c/L and United averages 276.2 c/L for Premium Diesel across Australia. On a 50-litre fill, that is $2.15.
Premium Diesel prices and stations
- Listed stationsEvery station FuelRadar lists for the brand77391United lists 314 more
Every fuel type, side by side
Astron has the lower average in 3 of 8 grades both brands report; United in 5.
- Unleaded 9173 stations · 357 stations240.4234.8United 5.6c lower
- Ethanol 1045 stations · 264 stations236.2231.0United 5.2c lower
- Diesel72 stations · 375 stations278.7277.0United 1.7c lower
- Premium Diesel1 station · 92 stations271.9276.2Astron 4.3c lower
- Premium 9524 stations · 243 stations253.5248.3United 5.2c lower
- Premium 9860 stations · 327 stations263.5257.4United 6.1c lower
- LPG (Autogas)28 stations · 132 stations102.3108.4Astron 6.1c lower
- Ethanol 856 stations · 66 stations246.7260.8Astron 14.1c lower
Premium Diesel by state
Average Premium Diesel in each state where both brands have a current report.
- Victoria1 station · 39 stations271.9276.5Astron 4.6c lower
Astron reports in TAS, NSW, QLD, VIC, SA, WA, NT, ACT. United reports in NSW, SA, VIC, QLD, NT, TAS, WA, ACT.
Astron vs United questions
Is Astron or United cheaper for Premium Diesel?
Across the current national Premium Diesel reports, Astron has the lower average at 271.9c, compared with 276.2c for United. These samples cover different stations and locations. Check nearby prices and update times before choosing.
What is the average Astron Premium Diesel price?
Astron Premium Diesel averages 271.9c across 1 reporting station in Australia, with the cheapest listed at 271.9c.
What is the average United Premium Diesel price?
United Premium Diesel averages 276.2c across 92 reporting stations in Australia, with the cheapest listed at 250.5c.
Should I always pick the cheaper brand?
Not necessarily. Brand averages move with the price cycle, and loyalty dockets or fuel vouchers can shift the real cost. Use this comparison as a guide, then check the fuel map for nearby station prices on your route.









