T-Mobile US Inc (TMUS) is undervalued and Vodafone Group plc ADR (VOD) is overvalued.
Against our estimates of intrinsic value, TMUS trades at the wider discount: a margin of safety of +37%, against -132% for VOD.
Values as of the 22 Sept 2026 close.
Discounting its cash flows at 7.8% (average of 3 methods) values the shares at $258.71; the price of $162.41 is 37% below that value, and 80% of that value comes from beyond year five.
Leak Score 73/100 on 10 of 12 signals
Discounting its cash flows at 6.2% (average of 2 methods) values the shares at $7.15; the price of $16.62 is 132% above that value, and 86% of that value comes from beyond year five.
Leak Score 0/100 on 2 of 12 signals
| Metric | TMUS | VOD |
|---|---|---|
| Verdict | Undervalued | Overvalued |
| Price | $162.41 | $16.62 |
| Intrinsic value | $258.71 | $7.15 |
| Margin of safety | +37% | -132% |
| Leak Score | 73/100 (10/12) | 0/100 (2/12) |
| Market cap | $174.2B | $38.5B |
| Revenue growth, 5 years | 5.2% | -1.7% |
| Operating margin | 21.2% | 9.6% |
| Net margin | 11.4% | -1.0% |
| Return on equity | 18.0% | -0.6% |
| Debt to equity | 2.12 | 1.04 |
| P/E | 17.0x | — |
| Forward P/E | 11.7x | 11.1x |
| P/B | 3.1x | 0.7x |
| Dividend yield | 2.5% | 3.4% |