T-Mobile US Inc (TMUS)vsWestinghouse Air Brake Technologies Corp (WAB)
TMUS
T-Mobile US Inc
$193.63
-0.29%
COMMUNICATION SERVICES · Cap: $210.16B
WAB
Westinghouse Air Brake Technologies Corp
$265.71
+0.05%
INDUSTRIALS · Cap: $45.06B
Smart Verdict
WallStSmart Research — data-driven comparison
T-Mobile US Inc generates 687% more annual revenue ($90.53B vs $11.51B). TMUS leads profitability with a 11.7% profit margin vs 10.5%. TMUS appears more attractively valued with a PEG of 0.77. WAB earns a higher WallStSmart Score of 64/100 (C+).
TMUS
Buy62
out of 100
Grade: C+
WAB
Buy64
out of 100
Grade: C+
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
-65.0%
Fair Value
$134.49
Current Price
$193.63
$59.14 premium
Margin of Safety
+16.1%
Fair Value
$303.40
Current Price
$265.71
$37.69 discount
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Mega-cap, among the largest globally
Growing faster than its price suggests
Strong operational efficiency at 21.5%
Generating 4.6B in free cash flow
No standout strengths identified
Areas to Watch
Elevated debt levels
Earnings declined 12.0%
Distress zone — elevated risk
Premium valuation, high expectations priced in
Distress zone — elevated risk
Weak financial health signals
Comparative Analysis Report
WallStSmart ResearchBull Case : TMUS
The strongest argument for TMUS centers on Market Cap, PEG Ratio, Operating Margin. Revenue growth of 10.6% demonstrates continued momentum. PEG of 0.77 suggests the stock is reasonably priced for its growth.
Bull Case : WAB
Revenue growth of 13.0% demonstrates continued momentum. PEG of 1.37 suggests the stock is reasonably priced for its growth.
Bear Case : TMUS
The primary concerns for TMUS are Debt/Equity, EPS Growth, Altman Z-Score. Debt-to-equity of 1.99 is elevated, increasing financial risk.
Bear Case : WAB
The primary concerns for WAB are P/E Ratio, Altman Z-Score, Piotroski F-Score.
Key Dynamics to Monitor
WAB carries more volatility with a beta of 0.97 — expect wider price swings.
WAB is growing revenue faster at 13.0% — sustainability is the question.
TMUS generates stronger free cash flow (4.6B), providing more financial flexibility.
Monitor TELECOM SERVICES industry trends, competitive dynamics, and regulatory changes.
Bottom Line
WAB scores higher overall (64/100 vs 62/100) and 13.0% revenue growth. Both earn "Buy" and "Buy" ratings respectively — the choice depends on your investment horizon and risk tolerance.
This analysis is generated from publicly available financial data. Not financial advice.
T-Mobile US Inc
COMMUNICATION SERVICES · TELECOM SERVICES · USA
T-Mobile US, Inc., doing business under the global brand name T-Mobile, is an American wireless network operator. Its headquarters are located in Bellevue, Washington, in the Seattle metropolitan area and Overland Park, Kansas, in the Kansas City metropolitan area.
Westinghouse Air Brake Technologies Corp
INDUSTRIALS · RAILROADS · USA
Wabtec Corporation (derived from Westinghouse Air Brake Technologies Corporation) is an American company formed by the merger of the Westinghouse Air Brake Company (WABCO) and MotivePower Industries Corporation in 1999. It is headquartered in Pittsburgh, Pennsylvania.
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