Don't get pumped.
Compare Premium Diesel across 1,316 stations in New South Wales. Updated 03:12 PM, 13 Jun 2026.
Over the past 48 days, Premium Diesel in New South Wales has averaged 231.4c per litre, peaking at 258.5c on 26 April and bottoming out at 203.6c on 13 June — a range of 54.9c. Over the past week the NSW average has fallen 10.9c. Timing a fill-up around that range matters: on a 50-litre tank, filling at the period low instead of the peak saves $27.45.
| Month | Average Premium Diesel |
|---|---|
| April 2026 | 255.0c |
| May 2026 | 234.5c |
| June 2026 | 207.9c |
| Brand | Avg Price | Stations |
|---|---|---|
| Enhance | 190.5c | 24 |
| Costco | 191.7c | 4 |
| Speedway | 194.2c | 15 |
| Liberty | 195.1c | 9 |
| Budget | 195.1c | 20 |
| Arko Energy | 195.5c | 5 |
| Metro | 196.3c | 175 |
| Pearl Energy | 196.5c | 39 |
The cheapest Premium Diesel price in New South Wales right now is 167.9c per litre, across 1,316 stations tracked. The cheapest suburb right now is Earlwood at a 183.6c average across 3 stations. Filling a 50-litre tank at the cheapest station instead of a station charging the state average of 203.8c saves $17.95. See the live cheapest-stations list on this page for the exact station, address and suburb. Prices update twice daily from the official state government feed, so the cheapest station can change between the morning and afternoon updates — check again before you drive.
The current New South Wales average for Premium Diesel is 203.8c per litre — 2.6c below the national average of 206.4c. Prices at individual stations range from 167.9c to 249.9c, a spread of 82.0c that shows how much shopping around can save. Over the past week the NSW average has fallen 10.9c. Petrolmate computes this average from every station reporting Premium Diesel in New South Wales via the official government price feed, refreshed twice daily.
Enhance is currently the cheapest brand for Premium Diesel in New South Wales at 190.5c per litre average across 24 stations. The gap between the cheapest brand (Enhance, 190.5c) and the priciest in our list (United, 199.9c) is 9.4c per litre — about $4.70 per 50-litre tank. Brand averages are recalculated twice daily from official price data, so the cheapest brand can change with the price cycle.
Over the past 48 days, Premium Diesel in New South Wales has averaged 231.4c per litre, peaking at 258.5c on 26 April and bottoming out at 203.6c on 13 June — a range of 54.9c. Over the past week the NSW average has fallen 10.9c. Monthly averages for the past half-year are published in the table on this page. All figures come from official New South Wales government price reporting, aggregated daily by Petrolmate.