OTR Prospect
70 Prospect Rd & Marian Pl, SA 5082
Open 24 hours · On The Run (OTR)
Prices now
| Fuel | Pump |
|---|---|
| 211.4 | |
| 228.9 | |
| 234.4 | |
| 266.4 | |
| 107.9 |
Prices in c/L · All in stock · SA fuel pricing · Pick a fuel to switch the price check, chart and nearby list
U91 here is 11.9 over the cheapest of 17 within 3.1 km (199.5) · 5.7 over the average within 3.1 km (205.7).
Updated · same price since Sun 10:20 am
More about this price
: Unleaded 91 at OTR Prospect is 211.4 c/L.
- cheapest nearby
- 199.5 c/L
- average within 3.1 km
- 205.7 c/L
- dearest nearby
- 214.9 c/L
The dot is this station.
The cheapest nearby is 0.9 km away, at X Convenience Prospect
A 60 L fill at X Convenience Prospect is $6.84 less after the drive there and back.
FuelRadar's Adelaide forecast estimates the next move from the city's price cycle. Adelaide forecast
Is Unleaded 91 cheaper at OTR Prospect than nearby?
Dearer than nearby
$3.42 more on a 60 L fill than the average within 3.1 km.
This station's lowest Unleaded 91 price in 30 days.
How OTR Prospect compares
Unleaded 91 at OTR Prospect is 11.8 c/L under the Australia average of 223.2 c/L.
The average within 3.1 km is the mean price of the 17 stations there that sell Unleaded 91 to everyone, this one included. · Source: SA fuel pricing
Are these prices correct?
Report a price without an account: message FuelRadar or use the SA form.
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Each fuel against the average within 3.1 km
- Unleaded 91: 5.7 c/L dearer
- Premium 95: 5.6 c/L dearer
- Premium 98: 5.2 c/L dearer
- Premium Diesel: 7.5 c/L dearer
Cheaper Unleaded 91 nearby
Cheapest first · difference from this station's 211.4 c/L · Updated
Showing 5 of 17 stations.
Worth the drive to X Convenience Prospect?
- 60 L here
- $126.84
- 211.4 c/L
- At X Convenience Prospect
- $119.70
- 199.5 c/L · 0.9 km away
- After the 1.8 km round trip
- save $6.84
- Before discounts
Both prices updated
Cost of 60 L for every grade here
- LPG (Autogas)
- $64.74
- Unleaded 91
- $126.84
- Premium 95
- $137.34
- Premium 98
- $140.64
- Premium Diesel
- $159.84
How this is worked out
Each total is the reported Unleaded 91 price times the litres above; discounts are excluded. The detour assumes a 1.8 km round trip at 8.0 L/100km, at this station's price. Confirm the pump price and update time before driving.
Open the fill-up cost toolUnleaded 91 price history
Unleaded 91 here today: dearer than 84% of Adelaide stations.
Unleaded 91 here
- 30-day low
- 211.4 c/L
- 30-day high
- 235.9 c/L
- Last change
- 2.0 c/L lower
- Changed 16h ago
How often Unleaded 91 changes here
Unleaded 91 has changed about once a day over its last 71 price changes. FuelRadar does not estimate this station’s next change yet, because past estimates for it were not close enough.
When Unleaded 91 changes here
Of the last 8 changes, most came on Friday and Saturday (2).
The last 8 price changes for Unleaded 91: the biggest fall 3.0 c/L.
Price changes, newest first (8)
| Reported | Price | Change |
|---|---|---|
| 211.4 | 2.0 cents per litre lower | |
| 213.4 | 3.0 cents per litre lower | |
| 216.4 | 2.0 cents per litre lower | |
| 218.4 | 2.0 cents per litre lower | |
| 220.4 | 1.0 cents per litre lower | |
| 221.4 | 1.0 cents per litre lower | |
| 222.4 | 2.0 cents per litre lower | |
| 224.4 | 2.0 cents per litre lower |
Stations must report price changes to Consumer and Business Services SA
How these figures are worked out
Cheap is at or below 199.5 c/L and high is at or above 208.9 c/L: the prices that mark off the cheapest and dearest quarter of 202 Adelaide stations with a current Unleaded 91 price. The median is 203.9 c/L.
The dial runs from 197.2 c/L to 212.9 c/L across those stations: green is cheap, amber average and red high, and the marker is this price.
Nationally the middle half of 6903 stations charge 213.9 c/L to 229.9 c/L.
The grey bar is this station's own Unleaded 91 price over the last 30 days, from its lowest (211.4 c/L on 15 Nov) to its highest (235.9 c/L on 17 Oct). It does not set the label.
An unchanged price is still the current price here, so the level follows how recently FuelRadar received the state feed: within 2 hours is High confidence, 12 hours Good, 48 hours Fair, older Low.
The station last reported a price change on 15 Nov 2026.
Price outlook
About OTR Prospect
OTR Prospect is an On The Run (OTR) service station at 70 Prospect Rd & Marian Pl, SA 5082, listing Unleaded 91, Premium 95, Premium 98, Premium Diesel and LPG (Autogas). Its Unleaded 91 price changed 10 times in the 14 days to 16 Nov 2026.
- Hours
- Open 24 hours, every day
Hours recorded 16 Nov 2026
- Reviews
- Read reviews on Google Maps
Where is the cheapest fuel near OTR Prospect?
- Unleaded 91
Joint 14th of 17 within 3.1 km
Cheapest other: X Convenience Prospect 199.5 · 0.9 km
- Premium 95
Joint 10th of 13 within 3.1 km
Cheapest other: Mobil Blair Athol 213.5 · 3.1 km
- Premium 98
Joint 13th of 16 within 3.1 km
Cheapest other: Solo Nailsworth 221.5 · 1.0 km
- Premium Diesel
14th of 16 within 3.1 km
Cheapest other: Mobil Blair Athol 251.5 · 3.1 km
Check U91 at OTR Prospect in the app
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App preview. Prices shown are example captures, not current reports.
OTR Prospect questions
What fuel prices are listed at OTR Prospect?
The latest report for OTR Prospect lists Unleaded 91 211.4 c/L, LPG (Autogas) 107.9 c/L, Premium 95 228.9 c/L, Premium 98 234.4 c/L and Premium Diesel 266.4 c/L.
How do OTR Prospect prices compare with nearby stations?
OTR Prospect's Unleaded 91 is 5.7 c/L dearer than the local going rate of 205.7 c/L, Premium 95 is 5.6 c/L dearer than the local going rate of 223.3 c/L, Premium 98 is 5.2 c/L dearer than the local going rate of 229.2 c/L and Premium Diesel is 7.5 c/L dearer than the local going rate of 258.9 c/L.
Where is the cheapest Unleaded 91 near OTR Prospect?
For Unleaded 91, OTR Prospect is the joint 14th cheapest of 17 SA stations within 3.1 km; the cheapest is 199.5 c/L at X Convenience Prospect, 0.9 km away, updated 16 Nov 2026.
How often does OTR Prospect change its prices?
OTR Prospect's Unleaded 91 price changed 10 times in the 14 days to 16 Nov 2026. FuelRadar last updated prices for OTR Prospect on 16 Nov 2026.
How does OTR Prospect compare with the Australian average?
Unleaded 91 at OTR Prospect is 11.8 c/L below the Australian average of 223.2 c/L. On a 60-litre fill, that is about $7.08 less before discounts.
About these OTR Prospect fuel prices
Prices: SA fuel pricing. Checked by FuelRadar.
FuelRadar is an independent Australian app. It does not represent, and is not affiliated with or endorsed by, any government or government agency.