WallStSmart

Sonos Inc (SONO)vsWestinghouse Air Brake Technologies Corp (WAB)

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Smart Verdict

WallStSmart Research — data-driven comparison

Westinghouse Air Brake Technologies Corp generates 688% more annual revenue ($11.51B vs $1.46B). WAB leads profitability with a 10.5% profit margin vs 1.6%. WAB trades at a lower P/E of 37.6x. WAB earns a higher WallStSmart Score of 64/100 (C+).

SONO

Hold

45

out of 100

Grade: D+

Growth: 6.0Profit: 4.0Value: 5.7Quality: 5.0

WAB

Buy

64

out of 100

Grade: C+

Growth: 6.7Profit: 6.5Value: 6.0Quality: 5.0
Piotroski: 2/9Altman Z: 1.68
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Intrinsic Value Comparison

Multi-model valuation · Graham Formula

SONOUndervalued (+43.7%)

Margin of Safety

+43.7%

Fair Value

$29.31

Current Price

$15.06

$14.25 discount

UndervaluedFair: $29.31Overvalued
WABUndervalued (+16.1%)

Margin of Safety

+16.1%

Fair Value

$303.40

Current Price

$265.71

$37.69 discount

UndervaluedFair: $303.40Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

SONO1 strengths · Avg: 10.0/10
EPS GrowthGrowth
87.5%10/10

Earnings expanding 87.5% YoY

WAB0 strengths · Avg: 0/10

No standout strengths identified

Areas to Watch

SONO4 concerns · Avg: 2.8/10
Market CapQuality
$1.77B3/10

Smaller company, higher risk/reward

Return on EquityProfitability
6.2%3/10

ROE of 6.2% — below average capital efficiency

Profit MarginProfitability
1.6%3/10

1.6% margin — thin

P/E RatioValuation
87.6x2/10

Premium valuation, high expectations priced in

WAB3 concerns · Avg: 3.7/10
P/E RatioValuation
37.6x4/10

Premium valuation, high expectations priced in

Altman Z-ScoreHealth
1.684/10

Distress zone — elevated risk

Piotroski F-ScoreQuality
2/93/10

Weak financial health signals

Comparative Analysis Report

WallStSmart Research

Bull Case : SONO

The strongest argument for SONO centers on EPS 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 : SONO

The primary concerns for SONO are Market Cap, Return on Equity, Profit Margin. A P/E of 87.6x leaves little room for execution misses. Thin 1.6% margins leave little buffer for downturns.

Bear Case : WAB

The primary concerns for WAB are P/E Ratio, Altman Z-Score, Piotroski F-Score.

Key Dynamics to Monitor

SONO carries more volatility with a beta of 1.94 — expect wider price swings.

WAB is growing revenue faster at 13.0% — sustainability is the question.

WAB generates stronger free cash flow (153M), providing more financial flexibility.

Monitor CONSUMER ELECTRONICS industry trends, competitive dynamics, and regulatory changes.

Bottom Line

WAB scores higher overall (64/100 vs 45/100) and 13.0% revenue growth. SONO offers better value entry with a 43.7% margin of safety. Both earn "Buy" and "Hold" ratings respectively — the choice depends on your investment horizon and risk tolerance.

This analysis is generated from publicly available financial data. Not financial advice.

Sonos Inc

TECHNOLOGY · CONSUMER ELECTRONICS · USA

Sonos, Inc. designs, develops, manufactures, and sells multi-room audio products in the Americas, Europe, the Middle East, Africa, and Asia Pacific. The company is headquartered in Santa Barbara, California.

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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