¹Quality of service (QoS): Optimum Mobile leverages T-Mobile 4G LTE and 5G networks to deliver nationwide network coverage. After reaching 1 GB or 5 GB data cap, data is reduced to 2G (128 Kbps) speeds for remainder of bill cycle. Additional data purchases available once 1 GB/5 GB data cap is reached. After reaching 20 GB (for Unlimited data plans) or 50 GB (for Unlimited Max data plans) data is reduced to 3G (512 Kbps) speeds for remainder of bill cycle. Subject to this QoS policy, tethering at 600 Kbps and video streaming at SD quality (about 480p), for by the Gig plans, and after 5 GB of tethered data usage for Unlimited Data plan. For Unlimited Max plan, speeds will be reduced to 3G (512 Kbps) after 15 GB of tethered data usage in a month for the remainder of the billing period, and streaming video will be at HD quality (720p). Domestic off-net (roaming) at 2G speeds. See our Broadband Disclosure for additional performance and network management details.

²Savings claim against Verizon based on comparison of 2+ lines of service with Optimum Mobile Unlimited plan vs Verizon Unlimited Welcome plan, without Auto Pay, as of 8/11/25. Savings claim against AT&T based on comparison of 2+ lines of service with Optimum Mobile Unlimited plan vs AT&T Unlimited Starter plan, with Autopay, as of 8/11/25.

³Savings claim against Verizon based on comparison of 2+ lines of service with with the Optimum Mobile Unlimited Max plan vs Verizon Unlimited Plus, without Auto Pay, as of 8/11/25. Savings claim against AT&T based on comparison of 2+ lines of service with Optimum Mobile Unlimited Max plan vs AT&T Unlimited Extra plan, with Autopay, as of 8/11/25.