Trade-in and save at least $1,400

When you buy interest free on a monthly $85 One Plan™ and trade-in a Galaxy S23 Ultra or newer Ultra.
Save $700 over a 24 or 36 month interest free term. $700 min trade-in value based on no fault phone condition. Eligibility criteria & terms apply. *TXT only beta service. Needs line of sight to the sky. Expect slower than usual TXT delivery. Service limitations & network performance will improve over time. Terms, fair use & capacity management apply.

Mobile

Whether it's a plan, a phone, a SIM, or simply getting connected. It's all about Mobile.

You can get endless data, calls, and text messages with a Pay Monthly phone plan. You can even go for Unlimited data with Pay Monthly.

Prefer to be flexible? You can design your own plan with MyFlex Prepay.
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Pay Monthly

Enjoy endless data, calls and TXTs on a Pay Monthly mobile plan from just $45 per month.
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Prepay

Choose more you with MyFlex, the plan that lets you pick the data, mins, and TXTs that fit you perfectly.
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One Wallet

A digital wallet we stack with One Wallet Dollars for you to put towards your next new interest free phone.
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Mobile phone deals

Check out our latest phone deals across a range of brands.
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Roaming

Roaming

Roam for just $9 a day on a Pay Monthly plan or grab a Prepay bundle to keep connected overseas.
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Trade-in

Trade-in your old phone and use the value towards one of our great new phone deals.
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Popular phone deals on interest free

Check out our range of interest free phone deals – there's one for everyone.


*One NZ Satellite TXT on eligible phones: Initial beta TXT service rolling out on a limited number of eligible phones with an eligible plan. TXT only and requires line of sight to the sky. Service limitations, network performance, phone and plan eligibility will improve over time. Delivery times of TXT via satellite will be slower than traditional TXT. Terms, fair use and capacity management apply, see one.nz/SpaceX.
Shop latest deals Browse all phones
Satellite TXT ready on eligible Pay Monthly plans*
Samsung Galaxy S25 Ultra
Save at least $1,400 with trade-in
Samsung

Galaxy S25 Ultra

Save $700 over your interest free term on a monthly $85 One Plan™, plus trade-in a Galaxy S23 Ultra or newer Ultra and save at least $700.
From
$
44.44/ month
Trade-in available in-store only. Trade-in value based on no fault phone condition. $99 deposit required without trade-in. Offer available on a 24 or 36 month term.
Shop Galaxy S25 Ultra
Satellite TXT ready on eligible Pay Monthly plans*
Samsung Galaxy S25
Save at least $825 with trade-in
Samsung

Galaxy S25

Save $300 over your interest free term on a $70+ Pay Monthly plan, plus trade-in a Galaxy S23 or newer and save at least $525.
From
$
33.33/ month
Trade-in available in-store only. Trade-in value based on no fault phone condition. $99 deposit required without trade-in. Offer available on a 24 or 36 month term.
Shop Galaxy S25
Satellite TXT ready on eligible Pay Monthly plans*
OPPO Find X8 Pro and OPPO Find X5 Pro
Save $2,099 (total value)
OPPO

Find X8 Pro

Get a FREE OPPO Find X5 Pro (worth $1,799), plus save $300 over your interest free term when you buy on a $70+ Pay Monthly plan.
From
$
52.77/ month
$99 deposit required. Offer available on a 24 or 36 month term. OPPO Find X5 Pro is not satellite TXT ready.
Shop Find X8 Pro

Terms and conditions

Samsung Galaxy S25 Ultra : Offer extended until 2 March 2025. Save $700 over your 24 or 36 month interest free term: Available when you purchase the Samsung Galaxy S25 Ultra interest free on a monthly $85 One Plan™ with 24 or 36 month term and $99 deposit. Save $550 over your 24 or 36 month interest free term: Available when you purchase the Samsung Galaxy S25 Ultra interest free on a $70 Pay Monthly plan with 24 or 36 month term and $99 deposit. Saving evenly spread over the agreed interest free term. Total monthly cost is phone repayment cost plus plan cost. Balance of phone cost must be repaid if you exit, transfer or trade down your plan before your interest free term expires, and any remaining discount will be lost. Eligibility criteria and terms apply, see website for interest free terms and mobile terms .

Samsung Galaxy S25 & S25+ : Offer extended until 2 March 2025. Save $300 over your 24 or 36 month interest free term: Available when you purchase the Samsung Galaxy S25 or S25+ interest free on a $70 or above Pay Monthly plan with 24 or 36 month term and $99 deposit. Saving evenly spread over the agreed interest free term. Total monthly cost is phone repayment cost plus plan cost. Balance of phone cost must be repaid if you exit, transfer or trade down your plan before your interest free term expires, and any remaining discount will be lost. Eligibility criteria and terms apply, see website for interest free terms and mobile terms .

Samsung Galaxy S23 Ultra Trade-in: Trade-in a Samsung Galaxy S23 Ultra or newer Ultra before 31 March 2025 and get at least $700 credit (for a trade-in with no faults) towards a new phone on interest free with a 24 or 36 month term. Trade-in value to be determined by phone and phone condition at the discretion of One NZ in retail stores only, and cannot be refunded or transferred. Only one trade-in phone per plan. See trade-in  full terms.

Samsung Galaxy S23 Trade-in: Trade-in a Samsung Galaxy S23 or newer before 31 March 2025 and get at least $525 credit (for a trade-in with no faults) towards a new phone on interest free with a 24 or 36 month term. Trade-in value to be determined by phone and phone condition at the discretion of One NZ in retail stores only, and cannot be refunded or transferred. Only one trade-in phone per plan. See trade-in  full terms.

OPPO Find X8 Pro save $300 over your 24 or 36 month interest free term: Extended until 2 March 2025 when you buy an OPPO Find X8 Pro interest free on a $70 Pay Monthly plan with 24 or 36 month term and min $99 deposit. Saving evenly spread over the agreed interest free term. Total monthly cost is phone repayment cost plus plan cost. Balance of phone cost must be repaid if you exit, transfer or trade down your plan before your interest free term expires, and any remaining discount will be lost. Eligibility criteria and terms apply, see website for interest free terms and mobile terms . OPPO Find X8 Pro gift with purchase: Offer extended until 2 March 2025 when you purchase the OPPO Find X8 Pro on a $70 or above Pay Monthly plan. Limit 1 per device purchase. Gift OPPO Find X5 Pro (worth $1,799).

Pay Monthly plans: Speeds reduced to a maximum of 1.2Mbps after Max Speed data allowance exceeded. Unlimited voice calls & TXT to standard NZ & Aus numbers (e.g. no short codes or MMS/PXT). Personal Mobile use only. Fair use terms , Mobile terms and Pay Monthly terms apply.

5G: 5G live in parts of select NZ cities. See our 5G coverage . For more about 5G, see one.nz/5G.

*One NZ Satellite TXT: Initial beta TXT service rolling out on a limited number of eligible phones with an eligible plan. See one.nz/SpaceX. TXT only and requires line of sight to the sky. Service limitations, network performance, phone and plan eligibility will improve over time. Delivery times of TXT via satellite will be slower than traditional TXT. Terms, fair use and capacity management apply.

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Get the latest... then the latest... then the latest.

Subscribe to One Upgrade and you can get the latest phone whenever you like. And we'll wipe your existing phone balance. Add for $10/month.
Upgrade after 30 days. Available with an interest free phone purchase on an eligible Pay Monthly plan. Terms apply.

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