Don't get pumped.
As of 7 September 2026, the cheapest Premium Unleaded 98 in New South Wales is 207.9c per litre at Metro, St Andrews — versus the New South Wales average of 232.7c (0.3c above the national average of 232.4c). Across 1,920 stations, Premium Unleaded 98 ranges from 207.9c to 324.0c, so filling a 50-litre tank at the cheapest station saves about $12.40 over the state average. Over the past week the NSW average has risen 11.4c.
Compare Premium Unleaded 98 across 1,920 stations in New South Wales. Updated 12:16 AM, 07 Sep 2026.
Over the past 90 days, Premium Unleaded 98 in New South Wales has averaged 205.0c per litre, peaking at 232.1c on 6 September and bottoming out at 183.7c on 1 July — a range of 48.4c. Over the past week the NSW average has risen 11.4c. Timing a fill-up around that range matters: on a 50-litre tank, filling at the period low instead of the peak saves $24.20.
| Month | Average Premium Unleaded 98 |
|---|---|
| April 2026 | 213.3c |
| May 2026 | 211.1c |
| June 2026 | 195.7c |
| July 2026 | 195.9c |
| August 2026 | 228.1c |
| Brand | Avg Price | Stations |
|---|---|---|
| Costco | 217.7c | 4 |
| U-Go | 219.7c | 8 |
| Speedway | 221.6c | 45 |
| Pearl Energy | 222.5c | 43 |
| Metro | 223.9c | 167 |
| Budget | 225.0c | 26 |
| Ultra Petroleum | 225.2c | 12 |
| Mobil | 225.6c | 57 |
The cheapest Premium Unleaded 98 price in New South Wales right now is 207.9c per litre, across 1,920 stations tracked. The cheapest suburb right now is St Andrews at a 207.9c average across 2 stations. Filling a 50-litre tank at the cheapest station instead of a station charging the state average of 232.7c saves $12.40. 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 Unleaded 98 is 232.7c per litre — 0.3c above the national average of 232.4c. Prices at individual stations range from 207.9c to 324.0c, a spread of 116.1c that shows how much shopping around can save. Over the past week the NSW average has risen 11.4c. Petrolmate computes this average from every station reporting Premium Unleaded 98 in New South Wales via the official government price feed, refreshed twice daily.
Costco is currently the cheapest brand for Premium Unleaded 98 in New South Wales at 217.7c per litre average across 4 stations. The gap between the cheapest brand (Costco, 217.7c) and the priciest in our list (Exxon, 227.4c) is 9.7c per litre — about $4.85 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 90 days, Premium Unleaded 98 in New South Wales has averaged 205.0c per litre, peaking at 232.1c on 6 September and bottoming out at 183.7c on 1 July — a range of 48.4c. Over the past week the NSW average has risen 11.4c. 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.