O2 is spreading Christmas cheer to its eligible pay monthly customers by offering them an extra 10GB of data throughout the month of December. This promotion is a welcome gift for those looking to stay connected during the festive season.
It’s important to note that this bonus data is not applicable to SIM-only, Unlimited, or business customers. If you fall into one of these categories, unfortunately, you won’t be able to take advantage of this offer. However, for regular monthly customers on an all-inclusive data plan, this additional data boost is sure to come in handy.
So, what can you do with 10GB of extra data? According to O2, you can stream approximately 4.5 hours of Netflix or Disney+ in HD quality, listen to around 2,000 songs, make 20 to 25 hours of video calls, or navigate for about 2,000 hours. It’s a substantial amount of data that can enhance your digital experiences over the holiday period.
For eligible customers, the 10GB of bonus data will be automatically added to your monthly allowance. Simply check your account or log into the MyO2 app to confirm that the extra data has been applied. This seamless process ensures that you can start enjoying your bonus data without any hassle.
If you’re curious about how O2 compares to other major UK mobile networks, you can explore our Best Phone Network 2025 guide for more information. It highlights the advantages of choosing O2 and provides insights into the perks and benefits of being an O2 customer.
Overall, O2’s gesture of giving away 10GB of extra data is a generous offer that demonstrates their commitment to providing value to their customers. Whether you’re streaming your favorite shows, listening to music, video calling loved ones, or navigating to your holiday destination, this bonus data will enhance your mobile experience during the festive season.

