Connectivity is important for any tourist in New Zealand, if you want to have a great trip. The best and most affordable way of staying connected throughout the journey will be by getting yourself a local New Zealand SIM card or eSIM. One NZ is one of the top network providers in New Zealand that offers good nationwide coverage, speed, and prices that are competitive for tourists. In this detailed guide, you will find everything about obtaining and utilizing One NZ SIM cards and eSIM plans if you are planning to have a vacation in New Zealand.


1. Quick Facts about One NZ

The New Zealand’s telecom One NZ Telecom was developed in 2016 after a merge between Vodafone NZ and Spark. This is the biggest telecommunication company in New Zealand, with more than 50% market share.

One NZ Telecom delivers a variety of telecommunication service, for example, mobiles, broadband, fixed lines and cloud services. Additionally, it is also in control of largest 4G and 5G networks in New Zealand.

Here are some quick facts about One NZ Telecom:

  • Founded: 2016
  • Ownership: Spark and Vodafone NZ
  • Market share: Over 50%
  • Services: Mobile, broadband, fixed line, and cloud services
  • Networks: Operates the largest 4G and 5G networks in New Zealand

One NZ telecom is a major player in the New Zealand telecommunications industry, and it plays an important role in the country’s economy. It is committed to providing New Zealanders with access to the best possible telecommunications services.

One NZ logo

2. Why One NZ When You’re Exploring New Zealand – Coverage and Speed

Reliable coverage and fast data are essential for exploring New Zealand, and here’s why One NZ is a great choice in that regard.

2.1. One NZ Coverage in New Zealand

New Zealand Mobile Operators Coverage
New Zealand Mobile Operators Coverage

The Opensignal Report October 2023 Mobile Network Experience for New Zealand ranks One NZ as having the second-best coverage experience in the country, scoring 7.6 points out of 10. It is only 1.2 points short of Spark, the first New Zealander operator to bag this Coverage Experience Award.

  • The coverage of One NZ is excellent, specifically for the rural areas. Interestingly, it scores the best in rural coverage, with 7.3 points. It is more than 6.9 points for Spark and 6.8 points for 2degrees.
  • Urban areas are also well covered by one NZ. Its second-best coverage experience in urban areas is a seven-point eight. This trails Spark only by 0.8 points on its scale.

One NZ provides reasonable coverage in both the rural and urban zones. It can be a perfect choice for users who want to ensure that they have a dependable network with broad coverage irrespective of where they are in the country.

2.2. One NZ Speed

New Zealand Mobile Operators Speed
New Zealand Mobile Operators Speed

According to the Opensignal October 2023 Mobile Network Experience Report for New Zealand, One NZ has the second-fastest average overall download speeds in the country.

  • One NZ’s averaged overall download speed has risen from 36Mbps to 38.8Mbps – this means an increase of 2.8Mbps from last year’s average report.
  • The speed of one NZ’s 5G is also fast. However, it has the third-fastest average 5G download speeds in the nation at 215.7Mbps. Secondly, this speed lies after 2degrees (311.3 Mbps) and Spark (230.4 Mbps) and is still good enough for most users.

One NZ provides good speed all over New Zealand. This offers a better solution for users seeking speedy networks, irrespective of where they are in the country.

Operator Average overall download speed (Mbps)
Spark 44.9
2degrees 39.8
One NZ 38.8

3. One NZ Connectivity Options for Travelers to New Zealand

One NZ offers several connectivity options for short-term visitors to New Zealand, making it easy to stay connected during your travels:

Connectivity Option Description
NZ Travel SIM This is a pre-paid SIM card that comes with data, calls, and texts to NZ and back to your home country. It is available in a variety of sizes, starting at $17 for 30 days.
One NZ eSIM One NZ eSIM is a convenient and easy way to stay connected while traveling in New Zealand. It is a good option for travelers who want to avoid the hassle of having to deal with a physical SIM card.
Roaming One NZ offers roaming agreements with over 200 mobile operators in over 100 countries. Roaming rates can be expensive.
Free WiFi Free WiFi available in many places throughout New Zealand, including hotels, cafes, restaurants, and tourist attractions. The speed and reliability of free WiFi can vary.

An affordable prepaid One NZ SIM card or Tourist eSIM are great choices for enjoying local connectivity while exploring New Zealand.

4. Best One NZ SIM Cards for Tourists & Cost

One NZ does not have any SIM specialized for tourists. You can buy a One NZ SIM costs 2 NZD (~1 USD) and then choose a Prepay plan from One NZ or ONE NZ Travel SIM.

Here are some of the best One NZ SIM card plan options for tourists along with estimated costs:

ONE Tourist SIM Price (USD) Data Local Calls Messages Validity Total Cost (USD)
ONE Travel SIM ~$17 2GB 200 mins 200 SMS 30 days ~$20
~$28 10GB Unlimited in NZ 200 SMS 60 days ~$31
~$40 40GB Unlimited in NZ 200 SMS 60 days ~$43

ONE NZ SIM with Prepay Plan

ONE Prepay Plan Price (USD) Data Local Calls Messages Validity Total Cost (USD)
Prepay Popular Combos ~$8 1GB 100 mins Unlimited NZ & Aus 28 days ~$9
~$11 1.5GB 200 mins Unlimited NZ & Aus 28 days ~$12
~$17 3GB 300 mins Unlimited NZ & Aus 28 days ~$18
~$23 8GB 100 mins Unlimited NZ & Aus 28 days ~$24

Costs for tourists start around $9 NZD for a starter SIM with a small amount of data. For heavier data usage, there are larger data packages up to 15GB available for $24 NZD valid for 28 days.

Note: One NZ SIM Card costs 5 NZD (~3 USD) at airports.

5. Does One NZ Support eSIM in New Zealand?

Yes, One NZ offers prepaid tourist eSIM plans for visitors to New Zealand.

One NZ tourist eSIMs provides plans valid for 30 – 60 days from activation, same plan with . They allow you to enjoy local connectivity on your dual SIM or eSIM-compatible smartphone.

ONE eSIM Price (USD) Data Local Calls Messages Validity Total Cost (USD)
ONE Travel eSIM ~$17 2GB 200 mins 200 SMS 30 days ~$17
~$28 10GB Unlimited in NZ 200 SMS 60 days ~$28
~$40 40GB Unlimited in NZ 200 SMS 60 days ~$40

With a One NZ eSIM, there is no need for a physical SIM card. You simply scan a QR code on your phone to download and activate your prepaid plan instantly upon arrival in New Zealand.

6. Where Can You Buy a One NZ SIM card and eSIM?

If you’re interested in getting a One NZ SIM card or eSIM to enjoy their network coverage and services during your travels around New Zealand, it’s good to know the various options for obtaining one.

6.1. Where to Buy One NZ SIM for New Zealand?

As a tourist, you can easily purchase a One NZ SIM card on arrival at these locations:

  • One NZ stores: OneNZ is a nationwide chain that has outlets in major urban centers like Auckland, Wellington, and Christchurch, among others even Queenstown. One NZ website provides a list of locations of One NZ retail outlets.
  • Airports: In New Zealand, one NZ SIM card is sold in the following airports: Auckland Airport, Wellington Airport, Christchurch Airport, Queenstown Airport
  • Online: Similarly, you can buy One NZ SIM card from the One NZ website.
  • Retailers :Some of the retailers include Spark stores, Warehouse mobile, and Noel Leeming.
  • Gas stations, supermarkets and convenience stores
  • Many accommodations can also order you a SIM card on arrival
One NZ store
One NZ store in New Zealand

6.2. Where to Buy One NZ eSIM in New Zealand?

You can buy a One NZ eSIM in New Zealand in the following ways:

  • Online: You can visit the One NZ website and choose your preferred eSIM plan. Create an account, and enter your details.
  • In-store: Find an employee of One NZ to assist you in starting an eSIM at any of their outlets or at any airport. They will require your personal details and you should also show your current ID card.
  • This eSIM provider allows purchasing eSIM plans designed for visitors. Plans on their site range from daily starting around $6-50.

If you are a short-term visitor to NZ, you can consider eSIM from Stay connected in NZ with a New Zealand eSIM from $6. No roaming fees Рjust fast 4G connectivity throughout your trip. Buy now to set up before you arrive!

7. How to Activate One NZ SIM/eSIM in New Zealand?

Activating your One NZ SIM card or eSIM is a simple process once you have obtained one, allowing you to quickly start enjoying reliable connectivity while exploring New Zealand.

7.1. How to Use One NZ SIM Card in New Zealand?

Activating your One NZ SIM card is straightforward:

  1. Insert your One NZ SIM card into your mobile.
  2. Check to ensure you are in mobile coverage.
  3. Call 777.
  4. Follow the voice prompts that will guide you through activating your SIM.

7.2. How to Activate One NZ eSIM?

To use a One NZ prepaid tourist eSIM:

  1. Make sure you’re connected to Wifi or a hotspot. 
  2. Go to Settings.
  3. Click on Mobile Data.
  4. Click Add Mobile Plan.
  5. Use the camera to scan the QR code provided to you.
  6. Click Add Mobile Plan. 
  7. Your eSIM should now be active and ready to use.

8. New Zealand One NZ Call & SMS Rates

Here are the typical calling and text rates that apply with One NZ prepaid SIMs and tourist eSIMs in New Zealand:

Call & SMS Type Prepay (USD) Pay Monthly (USD) International Add-On (USD)
NZ calls $0.35 per minute Included $0.64 per minute
NZ TXTs $0.14 per TXT Included $0.14 per TXT
International calls $0.64 per minute Not included $0.64 per minute
International TXTs $0.14 per TXT Not included $0.14 per TXT

Please note that these currency conversions are approximate, and may vary depending on the exchange rate.

Rates can vary slightly for different prepaid packs and promotions. But these prices give you a general idea of call and text costs with One NZ.

For international calls beyond Australia, Using VoIP apps like Skype, WhatsApp or FaceTime can be cheaper than calling directly through your SIM.

9. Useful USSD Codes for One NZ SIM/eSIM

USSD codes allow you to check balances and other info directly from your phone keypad. Here are some handy One NZ USSD codes:

  • Dial 777 – Check Prepay  balance
  • Text BAL to 777 – Check the balance

Enter these codes and press call/send to check your prepaid One NZ SIM details instantly without needing to use the app or website.

10. How to Top-up One NZ SIM/eSIM

When your One NZ prepaid SIM or eSIM balance runs low, you can easily top up again in a few ways:

  • Vouchers – Purchase top up vouchers from stores and petrol stations. Dial *140*CODE# to redeem.
  • Online – Use credit/debit card to top up online via Your One NZ Account.
  • App – Top up data packs through the One NZ eSIM app if using eSIM.
  • Stores – Visit electronics retailers like Spark stores to top up in person.
  • Phone – Call *123# and use a credit card to top up directly from your One NZ SIM.

Monitor your usage and top up well before expiry to avoid losing your remaining balance. Most top-up options add data instantly.

11. FAQs about One NZ in New Zealand

Does One NZ have good coverage outside cities?

Yes, One NZ has excellent coverage across both rural and urban areas. Over 98% of New Zealand’s population is covered by its 2G, 3G, 4G, and 5G networks.

Can I use One NZ SIM in other South Pacific countries?

No, One NZ prepaid SIMs and eSIMs only provide service within New Zealand. But One NZ has roaming agreements that allow you to take your device overseas after your trip.

Is the One NZ app free to use?

Yes, downloading and using the One NZ app is free. It allows you to manage your eSIM plan, top up data packs, check usage, and more.

What ID is required to purchase a One NZ SIM?

You typically only need to show your passport when purchasing a tourist SIM card or eSIM to confirm your arrival date. No further registration is required.

Can I use a One NZ SIM on multiple devices?

Usually, One NZ tourist SIMs are locked to the device in which they are first activated during the validity period. For use on other devices, a new SIM/plan would need to be purchased.

12. Final Words

A One NZ prepaid SIM card or tourist eSIM provides an easy, affordable way for travelers to stay conveniently connected across New Zealand. It provides wide coverage, fast speeds, and affordable tourist rates. You can surf the internet with One nz and make calls as well.

You can have One NZ’s network either using a physical SIM card or an eSIM that is readily available for your use once you arrive in New Zealand. Just follow the simple activation steps as outlined above.