Cheapest 150GB Mobile Plans on Optus
The cheapest 150GB mobile plan on the Optus network is $149 for first 365 days 365 Days Plan by catch-connect at $16.44/mo.
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Forward your bill11 Plans — sorted by price
Showing plans with 150–225GB data on the Optus network. Postpaid and prepaid only.
Prices validated: 5 Sept 2026
| Carrier | Plan | Data | Type | 5G | eSIM | $/mo | Actions | |
|---|---|---|---|---|---|---|---|---|
 | $149 for first 365 days 365 Days Plan | 200GB | Prepaid | No | — | $16.44 | Visit catch-connect | |
 | 210GB 365 Day Plan | 210GB | Prepaid | No | — | $19.73 | Visit coles-mobile | |
 | 200GB 365 Day SIM Plan | 200GB | Prepaid | Yes | Yes | $22.19 | Visit amaysim | |
| 150GB 184 Day SIM Plan | 150GB | Prepaid | Yes | Yes | $24.46 | Visit amaysim | |
 | Optus Prepaid 300GB 365 Days | 220GB | Prepaid | Yes | Yes | $32.47 | Visit optus | |
 | Ultra | 220GB | Prepaid | No | Yes | $49.90 | Visit yomojo | |
 | 200GB SIM Only Plan | 200GB | Postpaid | Yes | Yes | $50.00 | Switch — $25 | |
 | 5G Large | 150GB | Postpaid | Yes | — | $55.00 | Switch — $25 | |
 | Premium 180gb | 180GB | Postpaid | Yes | Yes | $60.00 | Switch — $25 | |
 | Lifestyle Mobile - Pro | 160GB | Postpaid | Yes | Yes | $60.00 | Switch — $25 | |
| Lifestyle Mobile - Premium | 220GB | Postpaid | Yes | Yes | $70.00 | Switch — $25 |
Bill Hero is an independent comparison service. We are paid by subscribers and concierge fees, not by carriers or retailers.
Frequently Asked Questions
What is the cheapest 150GB mobile plan on the Optus network?▾
$149 for first 365 days 365 Days Plan by catch-connect at $16.44/mo is currently the cheapest 150GB plan on the Optus network. Prices are updated daily.
Should I choose postpaid or prepaid for a 150GB plan?▾
Postpaid plans typically include handset financing options and are billed monthly. Prepaid plans are pay-as-you-go — better for flexibility and no credit checks. Both are shown in the table above.
How often are mobile plan prices updated?▾
Bill Hero checks mobile plan data daily. All plans shown were validated within the last 24 hours. See the "Prices validated" date above the table for the most recent check.
Can I switch mobile plans without changing my number?▾
Yes. Mobile number portability (MNP) lets you keep your number when switching carriers or networks. The process usually takes 1–2 business days.
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