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O2 Mobile Phones

Explore O2 mobile phones on Pay As You Go, offering flexible bundles with a range of data options. With no contracts, you can top up monthly, roll over unused data, and enjoy simple activation. O2 SIMs keep you connected whether you need 24GB or a big 200GB of data each month.

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1012 products

O2 8GB Pay As You Go SIM Card

O2 8GB Pay As You Go SIM Card

Rating 4.5 out of 5, from 638 reviews

(638)

£1.00

O2 125GB Pay As You Go SIM Card

O2 125GB Pay As You Go SIM Card

Rating 3.9 out of 5, from 28 reviews

(28)

£1.00

O2 25GB Pay As You Go SIM Card

O2 25GB Pay As You Go SIM Card

Rating 4.0 out of 5, from 23 reviews

(23)

£1.00

See more related results foro2 mobile phone

SIM Free Samsung Galaxy Z Flip8 5G 256GB AI Mobile Phone Pink Pre-Order

SIM Free Samsung Galaxy Z Flip8 5G 256GB AI Mobile Phone Pink Pre-Order

Rating 4.6 out of 5, from 116 reviews

(116)

Product information sheet

£1149.00

Free Delivery

SIM Free Samsung Galaxy Z Flip8 5G 256GB AI Mobile Phone Graphite Pre-Order

SIM Free Samsung Galaxy Z Flip8 5G 256GB AI Mobile Phone Graphite Pre-Order

Rating 4.6 out of 5, from 116 reviews

(116)

Product information sheet

£1149.00

Free Delivery

SIM Free Samsung Galaxy Z Flip8 5G 256GB AI Mobile Phone Cream Pre-Order

SIM Free Samsung Galaxy Z Flip8 5G 256GB AI Mobile Phone Cream Pre-Order

Rating 4.6 out of 5, from 116 reviews

(116)

Product information sheet

£1149.00

Free Delivery

SIM Free Samsung Galaxy Z Flip8 5G 512GB AI Mobile Phone Graphite Pre-Order

SIM Free Samsung Galaxy Z Flip8 5G 512GB AI Mobile Phone Graphite Pre-Order

Rating 4.6 out of 5, from 116 reviews

(116)

Product information sheet

£1319.00

Free Delivery

SIM Free Samsung Galaxy Z Flip8 5G 512GB AI Mobile Phone Pink Pre-Order

SIM Free Samsung Galaxy Z Flip8 5G 512GB AI Mobile Phone Pink Pre-Order

Rating 4.6 out of 5, from 116 reviews

(116)

Product information sheet

£1319.00

Free Delivery

SIM Free Samsung Galaxy Z Fold8 5G 256GB AI Mobile Phone Graphite Pre-Order

SIM Free Samsung Galaxy Z Fold8 5G 256GB AI Mobile Phone Graphite Pre-Order

Rating 4.8 out of 5, from 116 reviews

(116)

Product information sheet

£1699.00

Free Delivery

*Argos Pay Representative Example

Representative 34.9% APR (variable), 34.95% PA purchase rate (variable), £1,200 assumed credit limit.

Offers and credit subject to status. 18+. UK only. Terms apply. NewDay Ltd is the lender, Argos Limited is the broker.

SIM Free Samsung Galaxy Z Fold8 5G 256GB AI Mobile Phone Lavender Pre-Order

SIM Free Samsung Galaxy Z Fold8 5G 256GB AI Mobile Phone Lavender Pre-Order

Rating 4.8 out of 5, from 116 reviews

(116)

Product information sheet

£1699.00

Free Delivery

SIM Free Samsung Galaxy Z Flip8 5G 512GB AI Mobile Phone Cream Pre-Order

SIM Free Samsung Galaxy Z Flip8 5G 512GB AI Mobile Phone Cream Pre-Order

Rating 4.6 out of 5, from 116 reviews

(116)

Product information sheet

£1319.00

Free Delivery

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*Argos Pay Representative Example

Representative 34.9% APR (variable), 34.95% PA purchase rate (variable), £1,200 assumed credit limit.

Offers and credit subject to status. 18+. UK only. Terms apply. NewDay Ltd is the lender, Argos Limited is the broker.

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© Argos Limited 2026. All Rights Reserved.

*Argos Pay is provided by NewDay Ltd. UK residents aged 18 and over. Offers and credit subject to status. Terms apply.

Argos Limited is a credit broker and not a lender, introducing Argos Pay under an exclusive arrangement with the lender NewDay Ltd.

Argos Limited is authorised and regulated by the Financial Conduct Authority (firm reference number: 713206), registered office: 33 Charterhouse Street, London, EC1M 6HA). NewDay Ltd is a company registered in England and Wales (company number: 7297722), registered office: 7 Handyside Street, London, N1C 4DA. NewDay Ltd is authorised and regulated by the Financial Conduct Authority (firm reference number: 690292) and is also authorised by the Financial Conduct Authority under the Payment Services Regulations 2017 (firm reference number: 555318) for the provision of payment services.

PayPal Pay in 3 is the trading name of PayPal UK LTD, 5 Fleet Place, London, United Kingdom, EC4M 7RD. Terms and conditions apply. Credit subject to status, UK residents only. Argos Limited acts as a broker and offers finance from a restricted range of finance providers. PayPal Pay in 3 is regulated by the Financial Conduct Authority. Pay in 3 eligibility is subject to status and approval. 18+ UK residents only. Pay in 3 is a credit agreement. Check if affordable and how you will repay. May make other borrowing more difficult or expensive. See product terms for more details.

Klarna's Pay in 3 / Pay in 30 days are regulated credit agreements. Borrowing more than you can afford or paying late may negatively impact your financial status and ability to obtain credit. 18+, UK residents only. Subject to status. Ts&Cs and late fees apply.

Argos Care policies are provided by Domestic & General Insurance PLC, who are an insurer not an intermediary. They have not given you a personal recommendation as to whether this policy is suitable for your needs.

O2 Mobile Phones | Argos