Cheapest 80GB Mobile Plans — Any Network
What's the cheapest mobile plan?
The cheapest 80GB mobile plan across all networks is Prepaid Plus $180 by vodafone at $14.79/mo.
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Forward your bill20 Plans — sorted by price
Showing plans with 80–120GB data across all networks. Postpaid and prepaid only.
Prices validated: 4 Nov 2026
| Carrier | Plan | Data | Type | 5G | eSIM | $/mo | Actions | |
|---|---|---|---|---|---|---|---|---|
 | Prepaid Plus $180 | 100GB | Prepaid | Yes | Yes | $14.79 | Visit vodafone | |
 | 100GB | 100GB | Postpaid | Yes | Yes | $24.00 | Switch — $25 | |
| 100GB Mobile | 100GB | Postpaid | Yes | Yes | $24.00 | Switch — $25 | |
 | $180 Prepaid SIM+ | 100GB | Prepaid | Yes | Yes | $30.00 | Visit boost-mobile | |
 | $200 Prepaid SIM | 100GB | Prepaid | Yes | Yes | $32.26 | Visit optus | |
 | $200 Pre-Paid Mobile Plan 6 Month Plan | 80GB | Prepaid | No | Yes | $33.33 | Visit telstra | |
 | 80GB 5G SIM Plan | 80GB | Postpaid | Yes | — | $34.00 | Switch — $25 | |
 | Pro | 105GB | Prepaid | No | Yes | $34.90 | Visit yomojo | |
 | 100GB | 100GB | Postpaid | Yes | Yes | $35.00 | Switch — $25 | |
| 100GB SIM Only | 100GB | Postpaid | Yes | Yes | $35.00 | Switch — $25 | |
 | EZEE Everyday | 80GB | Prepaid | Yes | Yes | $39.00 | Visit ezee-mobile | |
 | 100GB Mobile Plan | 100GB | Postpaid | Yes | Yes | $40.00 | Switch — $25 | |
 | 120GB SIM Only | 120GB | Postpaid | Yes | Yes | $40.00 | Switch — $25 | |
 | Large (Monthly) | 80GB | Prepaid | Yes | Yes | $40.00 | Visit kogan-mobile | |
 | LycaPlan M | 120GB | Prepaid | Yes | Yes | $42.86 | Visit lycamobile | |
 | 80GB 28 Day SIM Plan | 80GB | Prepaid | Yes | Yes | $42.86 | Visit amaysim | |
 | 28 Days Plan 80GB | 80GB | Prepaid | Yes | — | $42.86 | Visit catch-connect | |
 | 5G Medium | 100GB | Postpaid | Yes | — | $45.00 | Switch — $25 | |
 | Everyday Mobile 5G SIM Only 110GB | 110GB | Postpaid | Yes | Yes | $45.00 | Switch — $25 | |
 | Large Plan | 100GB | Postpaid | Yes | Yes | $45.00 | 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 80GB mobile plan across all networks?
Prepaid Plus $180 by vodafone at $14.79/mo is currently the cheapest 80GB plan across all networks. Prices are updated daily.
Should I choose postpaid or prepaid for a 80GB 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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