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STOCK COMPARISON

America Movil SAB de CV vs T-Mobile US: Fair Value & Quality

Both stocks run through our valuation models. Here is how America Movil SAB de CV (AMX) and T-Mobile US (TMUS) compare, as of Sep 25, 2026.

As of Sep 25, 2026, Fair Value Calculator sees T-Mobile US as the more attractively valued of the two: America Movil SAB de CV trades at $22.05 versus a fair value of $32.49 (+47%), while T-Mobile US trades at $165 versus $273 (+65%).
America Movil SAB de CV
AMX · USD · Communication Services
+47%
upside to fair value
undervalued
Price$22.05
Fair Value$32.49
Quality62/100
T-Mobile US
TMUS · USD · Communication Services
+65%
upside to fair value
undervalued
Price$165
Fair Value$273
Quality63/100
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Head-to-head numbers

Green is the better side of a row, red the weaker one (for valuation multiples: lower = cheaper). Grey rows are for reference only and are not scored.

betterweakerfor reference, not scored

America Movil SAB de CVT-Mobile US
Valuation
13.1×P/E (TTM)17.5×
1.47×P/S (TTM)2.07×
3.84×P/B3.16×
4.8×EV/EBITDA7.8×
1.13×PEG0.71×
+47.3%Fair value upside+65.0%
2.4%Dividend yield2.4%
$0.54Dividend per share$4.08
Profitability
21%Operating margin24%
1.15×EBIT margin trend (5Y)2.19×
21%Return on equity18%
7%Return on assets6%
Growth
2%Revenue growth (YoY)11%
1.6%Avg. growth/yr (3Y)3.5%
1.7%Avg. growth/yr (5Y)5.2%
n/aValue creation/yr+26.6%
Balance & size
2.5×Interest coverage (EBIT/interest)5.3×
1.19×Debt / equity1.37×
$79BMarket cap$187B
weakGrowth qualityhealthy

T-Mobile US leads: 5 to 9 metric wins.

n/a = not meaningfully computable, for example with negative equity.

Quality in detail

The quality score, broken down into the same factor families as on the stock page, 0 to 100 per family.

America Movil SAB de CVof which business quality 57 · market factors 49 T-Mobile USof which business quality 59 · market factors 34
ProfitabilityMargins and returns on capital today
45
45
Quality GrowthAre margins and returns improving?
56
36
CashflowEarnings quality: real cash, not paper profit
70
83
Fin. StrengthBalance sheet, leverage, solvency risk
17
25
InvestmentDisciplined investing over empire-building
75
81
Low VolatilityCalm price path (market factor)
88
83
MomentumPrice trend over the last 3–12 months (market factor)
33
20
52W MomentumDistance to the 52-week high (market factor)
33
2
Net IssuanceShare count: buybacks or dilution?
100
100

What the models say

How far the median fair value (base case) per model family sits from the current price, in percent. The amount in the currency of the trading venue is shown underneath.

above the price, more than 15% above close to the price, 85% to 115% of the price below the price, more than 15% below

Model familyAmerica Movil SAB de CVPrice $22.05T-Mobile USPrice $165
DCF Models+3817%above the price$864+139%above the price$395
Earnings-Based+1162%above the price$278+16%above the price$191
Dividend Discount+715%above the price$180-59%below the price$67.60
Multiples+2714%above the price$621+16%above the price$192
Asset-Based+267%above the price$80.90-78%below the price$36.98
Growth DCF+3728%above the price$844+144%above the price$404
Economic Profit+1432%above the price$338-31%below the price$114
Growth Earnings+2225%above the price$513+65%above the price$273
Minimum+267%above the price$80.90-78%below the price$36.98
Maximum+3817%above the price$864+144%above the price$404
Median+1829%above the price$425+16%above the price$191
Geometric mean+1557%above the price$365-3%close to the price$161

Minimum, maximum, median and geometric mean refer to the family values in this table. Geometric because deviations are ratios: half the price and twice the price average to 100%, not 125%.

America Movil SAB de CV: 0 of 26 models see the stock below the current price.

T-Mobile US: 7 of 26 models see the stock below the current price.

Scenario ranges

From our cautious bear scenario to the optimistic bull scenario. The white tick is the current price (value above it), the green tick the fair value (value below it): if the price sits left of the fair value, there is room to rise.

America Movil SAB de CV
Price $22.05
Fair Value $32.49
Bear $24.37Bull $40.61
T-Mobile US
Price $165
Fair Value $273
Bear $172Bull $384

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Ranked within their sector

Where each stock sits within its sector peer group. Band = middle 50% of peers, tick = median, dot = this stock.

America Movil SAB de CV · Communication Services

Quality score62 · above median
Fair value upside+47% · above median

T-Mobile US · Communication Services

Quality score63 · above median
Fair value upside+65% · Top 25%

Bottom line

As of Sep 25, 2026, Fair Value Calculator sees T-Mobile US as the more attractively valued of the two: America Movil SAB de CV trades at $22.05 versus a fair value of $32.49 (+47%), while T-Mobile US trades at $165 versus $273 (+65%).

T-Mobile US has the higher quality score (63/100).

Open T-Mobile US live analysis →

More comparisons

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A model-based valuation snapshot from 26 models. Values change with price and fundamentals; the date shown above applies.