WallStSmart

Quest Diagnostics Incorporated (DGX)vsWaters Corporation (WAT)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Quest Diagnostics Incorporated generates 249% more annual revenue ($11.04B vs $3.17B). WAT leads profitability with a 20.3% profit margin vs 9.0%. WAT appears more attractively valued with a PEG of 1.25. DGX earns a higher WallStSmart Score of 61/100 (C+).

DGX

Buy

61

out of 100

Grade: C+

Growth: 5.3Profit: 6.0Value: 8.7Quality: 5.3
Piotroski: 2/9Altman Z: 2.29

WAT

Buy

60

out of 100

Grade: C

Growth: 4.0Profit: 9.0Value: 7.3Quality: 6.8
Piotroski: 4/9Altman Z: 4.92
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

DGXUndervalued (+2.6%)

Margin of Safety

+2.6%

Fair Value

$214.96

Current Price

$195.26

$19.70 discount

UndervaluedFair: $214.96Overvalued
WATSignificantly Overvalued (-349.9%)

Margin of Safety

-349.9%

Fair Value

$73.17

Current Price

$298.99

$225.82 premium

UndervaluedFair: $73.17Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

DGX1 strengths · Avg: 8.0/10
Price/BookValuation
3.0x8/10

Reasonable price relative to book value

WAT4 strengths · Avg: 9.5/10
Operating MarginProfitability
33.8%10/10

Strong operational efficiency at 33.8%

Altman Z-ScoreHealth
4.9210/10

Safe zone — low bankruptcy risk

Return on EquityProfitability
29.3%9/10

Every $100 of equity generates 29 in profit

Profit MarginProfitability
20.3%9/10

Keeps 20 of every $100 in revenue as profit

Areas to Watch

DGX2 concerns · Avg: 3.5/10
PEG RatioValuation
1.554/10

Expensive relative to growth rate

Piotroski F-ScoreQuality
2/93/10

Weak financial health signals

WAT2 concerns · Avg: 3.0/10
P/E RatioValuation
27.8x4/10

Moderate valuation

EPS GrowthGrowth
-3.1%2/10

Earnings declined 3.1%

Comparative Analysis Report

WallStSmart Research

Bull Case : DGX

The strongest argument for DGX centers on Price/Book.

Bull Case : WAT

The strongest argument for WAT centers on Operating Margin, Altman Z-Score, Return on Equity. Profitability is solid with margins at 20.3% and operating margin at 33.8%. PEG of 1.25 suggests the stock is reasonably priced for its growth.

Bear Case : DGX

The primary concerns for DGX are PEG Ratio, Piotroski F-Score.

Bear Case : WAT

The primary concerns for WAT are P/E Ratio, EPS Growth.

Key Dynamics to Monitor

DGX profiles as a value stock while WAT is a mature play — different risk/reward profiles.

WAT carries more volatility with a beta of 1.20 — expect wider price swings.

DGX is growing revenue faster at 7.1% — sustainability is the question.

DGX generates stronger free cash flow (307M), providing more financial flexibility.

Bottom Line

DGX scores higher overall (61/100 vs 60/100). 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.

Quest Diagnostics Incorporated

HEALTHCARE · DIAGNOSTICS & RESEARCH · USA

Quest Diagnostics is an American clinical laboratory. A Fortune 500 company, Quest operates in the United States, Puerto Rico, Mexico, and Brazil. Quest also maintains collaborative agreements with various hospitals and clinics across the globe.

Waters Corporation

HEALTHCARE · DIAGNOSTICS & RESEARCH · USA

Waters Corporation is a publicly traded Analytical Laboratory instrument and software company headquartered in Milford, Massachusetts.

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