Best Mobile Phone Plans Australia 2026

The best mobile phone plans in Australia for 2026 offer more data, better coverage and lower prices than ever before. Whether you want unlimited data on a major carrier or a budget prepaid SIM with 30-day flexibility, Australia’s competitive mobile market has options for every need and budget.

Australia’s Major Mobile Networks

All Australian MVNOs (virtual carriers) use one of three networks:

Telstra — best rural and regional coverage, Australia’s largest network
Optus — strong metro coverage, good value 5G
TPG/Vodafone — metro-focused, competitive pricing

Smaller providers running on these networks:

Telstra network: Boost, Woolworths Mobile, Lycamobile
Optus network: Amaysim, Circles.Life, Coles Mobile, Felix
TPG network: iiTel Mobile, Lebara

Best Prepaid Plans Australia 2026

Prepaid plans offer flexibility with no lock-in contracts. Recharge monthly or quarterly.

Boost Mobile (Telstra network)

$30 for 28 days: 20GB + unlimited calls and texts
$40 for 28 days: 40GB + unlimited calls and texts
Best for: Regional travellers, Telstra network coverage needed

Woolworths Mobile (Telstra network)

$30 for 30 days: 30GB + unlimited calls/texts
Earn Everyday Rewards points on recharges
Best for: Budget-conscious users wanting Telstra coverage

Amaysim (Optus network)

$25 for 28 days: Unlimited calls/texts + 20GB
$35 for 28 days: Unlimited calls/texts + 40GB
Best for: Metro users wanting a simple, affordable plan

Coles Mobile (Optus network)

$15 for 30 days: 5GB + unlimited calls/texts
Earn Flybuys points on recharges
Best for: Light users, backup SIM

Best Postpaid Month-to-Month Plans 2026

Optus SIM Only Plans

$45/month: Unlimited data (speeds capped at 20Mbps after 80GB)
$65/month: Unlimited full-speed data
Best for: Metro users wanting reliable 5G

Telstra SIM Only

$55/month: 60GB + unlimited calls/texts
$75/month: Unlimited data
Best for: Coverage-first users, regional travellers

Felix Mobile (Optus network)

$35/month: Unlimited data (capped at 20Mbps)
Carbon-neutral, plant a tree with every SIM
Best for: Environmentally conscious users, light-to-medium data

5G Plans: Are They Worth It?

Australia’s 5G networks cover major cities. If you have a 5G handset and live in a metro area, 5G plans deliver download speeds of 200–900 Mbps versus 20–50 Mbps on 4G.

5G plans are now available from all three major networks at competitive prices. Optus 5G and Telstra 5G both offer excellent metropolitan coverage. For most users outside CBD areas, 4G speeds are still sufficient for streaming and browsing.

How to Choose the Right Plan

Reducing your mobile bill is one of the quickest wins for your budget — see our complete guide to budgeting money for how it fits into your broader financial plan. For home internet, check out best NBN plans Australia 2026 to bundle and save.

Ask yourself:

Where do I travel? Regional travellers need Telstra or Boost
How much data do I use? Check last 3 months of usage in your current provider’s app
Do I need calls to international numbers? Look for international minutes inclusions
Prepaid or postpaid? Prepaid saves money if you’re disciplined about recharging

International Roaming Options

All major carriers offer international roaming add-ons:

Telstra: $5/day in 80+ countries (add-on)
Optus: $10/day in selected countries or included on premium plans
Boost: International roaming available as add-on

Alternatively, buy a local SIM when overseas for cheaper rates.

Frequently Asked Questions

Q: Which mobile network has the best coverage in Australia?

A: Telstra has the widest coverage, reaching 99.6% of the Australian population including rural and regional areas. Optus covers around 98.5% and TPG/Vodafone is strong in metro areas.

Q: What is the cheapest mobile plan in Australia?

A: Coles Mobile and Lycamobile offer plans from $10–$15/month. Amaysim’s $25/month plan offers strong value for light users.

Q: Is 5G available everywhere in Australia?

A: No. 5G is currently available in capital cities and major regional centres. Coverage is expanding rapidly but 4G remains the primary network for most Australians in 2026.

Q: Can I keep my phone number when switching providers?

A: Yes. Number porting is free and your number transfers within 2 hours of completing the switch with your new provider.

Q: Are SIM-only plans better value than phone plans?

A: Usually yes. SIM-only plans save you $15–$30/month compared to handset repayment plans. Buy your phone outright or on interest-free terms, then pair it with a SIM-only plan.

Q: What is the best mobile plan for heavy data users?

A: Felix Mobile’s unlimited plan at $35/month (20Mbps cap) suits most heavy users. For full-speed unlimited data, Optus or Telstra unlimited plans at $65–$75/month are best.

Q: Do Australian prepaid SIMs expire?

A: Yes. Most prepaid SIMs expire after 365 days of inactivity. Some providers allow you to keep the number alive with a small recharge annually.

Q: Can I use my Australian SIM overseas?

A: Yes, but standard roaming rates are expensive. Either enable your provider’s international roaming add-on or purchase a local SIM at your destination.