1st year savings: Restrictions apply. Not available in all areas. New Xfinity Mobile customers only. Requires residential post-pay 300 Mbps internet or above. New Unlimited mobile line must be purchased within 90 days. $25/line activation fee waived for all lines purchased between 1/15/26-4/21/26. Discount limited to the value of one Unlimited line applied via 12 monthly bill credits. Tablet and smart watch lines are not eligible for these discounts. $25/mo charge applies if Xfinity TV, Voice or internet not maintained. After 1 year, taxes and fees, and other applicable charges extra, and subj. to change. When a line exceeds its monthly premium data allowance, data may be temporarily slower during times of network congestion. Network Reliability claim: Xfinity Mobile utilizes the network with the highest RootMetrics® 5G reliability rankings in 2H ‘25. WiFi not tested.