SIM cards and eSIM in Australia

Which carriers matter, what buying a SIM involves, and when an eSIM is the smarter move.

Mobile internet eSIM Best option when traveling

Guac

Recommended

Reliable mobile internet at better prices than most travel eSIMs, with polished iOS and Android apps and support for making and receiving phone calls.

App Store Play Store See plans

Airalo

One of the biggest travel eSIM brands, with a very large destination catalog.

Holafly

Known for unlimited-data plans in many destinations, at a higher price per gigabyte.

Buying a local SIM card ID registration required

Registration: Bring your passport; the seller registers the prepaid SIM during activation.
Tourist plans and prices: Optus tourist plan includes 5 GB for 7 days and costs around 12 AUD ($7.50).
Where to buy: Airport counters and city carrier stores are the easiest places to buy; confirm activation before leaving.
Airport prices: Airport prices are usually higher than city or online prices.
Local eSIM: Local eSIM is available and follows the same identity rules as a physical SIM.

Good to know

After the 3G shutdown, some imported phones may be blocked even if they support 4G; confirm compatibility before buying.

Local carriers

Telstra
Best choice for broad coverage, including rural areas.
Optus
A solid alternative; compare current prepaid offers before buying.
Vodafone
Strong in major cities, with weaker rural coverage.

eSIM and SIM cards by country→

Sources and how current this is

Data checked July 2026

Source dates: Prepaid Data SIM Card Wiki: retrieved 30 Jul 2026, indexed ~1 week old; source of the ACMA/VoLTE device-blocking warning and the 3G shutdown dates | Traveltomtom: prices stated as updated February 2026, page last updated March 2026 | Telstra official Pre-Paid Traveller SIM page: undated, retrieved 30 Jul 2026 (OFFICIAL CARRIER; shows the first-three-recharges allowance structure) | WhistleOut (Australian comparison service): comparison data stamped 30 Jul 2026 - the freshest source in this batch; source of the Telstra Wholesale MVNO caveat and the coverage percentages | MyRoami: 27 Mar 2026 | ZetSIM: 5 Jun 2026 (eSIM seller; 3G shutdown dates broadly consistent with the wiki) | BitJoy: 17 May 2026 (EXCLUDED source; per-plan prices recorded but not relied on)

Sources disagree: Registration practice or tourist eligibility still varies between published accounts. Quoted prices or bundle details vary by seller and may change at short notice.

Sources

Frequently asked questions

Do I need my passport to buy a SIM card in Australia?

Bring your passport; the seller registers the prepaid SIM during activation.

Should I buy a SIM card at the airport in Australia?

Airport prices are usually higher than city or online prices.

What is the best eSIM for Australia?

Guac eSIM covers Australia with data plans starting from $1.50 per GB and instant activation, so your phone is online the moment you land. Airalo and Holafly are popular alternatives.

← All essential apps for Australia

Mobile internet eSIM Best option when traveling

Guac

Recommended

Reliable mobile internet at better prices than most travel eSIMs, with polished iOS and Android apps and support for making and receiving phone calls.

App Store Play Store See plans

Airalo

One of the biggest travel eSIM brands, with a very large destination catalog.

Holafly

Known for unlimited-data plans in many destinations, at a higher price per gigabyte.

Buying a local SIM card ID registration required

Registration

Bring your passport; the seller registers the prepaid SIM during activation.

Tourist plans and prices

Optus tourist plan includes 5 GB for 7 days and costs around 12 AUD ($7.50).

Where to buy

Airport counters and city carrier stores are the easiest places to buy; confirm activation before leaving.

Airport prices

Airport prices are usually higher than city or online prices.

Local eSIM

Local eSIM is available and follows the same identity rules as a physical SIM.

Good to know

After the 3G shutdown, some imported phones may be blocked even if they support 4G; confirm compatibility before buying.

Local carriers

Telstra

Best choice for broad coverage, including rural areas.

Optus

A solid alternative; compare current prepaid offers before buying.

Vodafone

Strong in major cities, with weaker rural coverage.

Sources and how current this is

Data checked July 2026

Sources disagree: Registration practice or tourist eligibility still varies between published accounts. Quoted prices or bundle details vary by seller and may change at short notice.

Sources

Frequently asked questions

Do I need my passport to buy a SIM card in Australia?

Bring your passport; the seller registers the prepaid SIM during activation.

Should I buy a SIM card at the airport in Australia?

Airport prices are usually higher than city or online prices.

What is the best eSIM for Australia?

Guac eSIM covers Australia with data plans starting from $1.50 per GB and instant activation, so your phone is online the moment you land. Airalo and Holafly are popular alternatives.