WallStSmart

Pfizer Inc (PFE)vsRio Tinto ADR (RIO)

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Smart Verdict

WallStSmart Research — data-driven comparison

Pfizer Inc generates 10% more annual revenue ($63.32B vs $57.64B). RIO leads profitability with a 17.3% profit margin vs 11.8%. RIO appears more attractively valued with a PEG of 5.69. PFE earns a higher WallStSmart Score of 55/100 (C).

PFE

Buy

55

out of 100

Grade: C

Growth: 3.3Profit: 7.0Value: 5.3Quality: 4.8
Piotroski: 3/9

RIO

Buy

54

out of 100

Grade: C-

Growth: 4.0Profit: 8.0Value: 6.7Quality: 5.0
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

PFEUndervalued (+29.4%)

Margin of Safety

+29.4%

Fair Value

$37.48

Current Price

$25.68

$11.80 discount

UndervaluedFair: $37.48Overvalued
RIOUndervalued (+33.7%)

Margin of Safety

+33.7%

Fair Value

$147.89

Current Price

$105.38

$42.51 discount

UndervaluedFair: $147.89Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

PFE4 strengths · Avg: 8.8/10
Operating MarginProfitability
31.6%10/10

Strong operational efficiency at 31.6%

Market CapQuality
$150.92B9/10

Large-cap with strong market position

Price/BookValuation
1.7x8/10

Reasonable price relative to book value

Free Cash FlowQuality
$2.18B8/10

Generating 2.2B in free cash flow

RIO5 strengths · Avg: 8.2/10
Market CapQuality
$171.59B9/10

Large-cap with strong market position

P/E RatioValuation
17.3x8/10

Attractively priced relative to earnings

Price/BookValuation
2.8x8/10

Reasonable price relative to book value

Operating MarginProfitability
25.3%8/10

Strong operational efficiency at 25.3%

Free Cash FlowQuality
$2.53B8/10

Generating 2.5B in free cash flow

Areas to Watch

PFE3 concerns · Avg: 2.3/10
Piotroski F-ScoreQuality
3/93/10

Weak financial health signals

PEG RatioValuation
13.772/10

Expensive relative to growth rate

EPS GrowthGrowth
-10.1%2/10

Earnings declined 10.1%

RIO2 concerns · Avg: 2.0/10
PEG RatioValuation
5.692/10

Expensive relative to growth rate

EPS GrowthGrowth
-5.6%2/10

Earnings declined 5.6%

Comparative Analysis Report

WallStSmart Research

Bull Case : PFE

The strongest argument for PFE centers on Operating Margin, Market Cap, Price/Book.

Bull Case : RIO

The strongest argument for RIO centers on Market Cap, P/E Ratio, Price/Book. Profitability is solid with margins at 17.3% and operating margin at 25.3%. Revenue growth of 14.6% demonstrates continued momentum.

Bear Case : PFE

The primary concerns for PFE are Piotroski F-Score, PEG Ratio, EPS Growth.

Bear Case : RIO

The primary concerns for RIO are PEG Ratio, EPS Growth.

Key Dynamics to Monitor

PFE profiles as a value stock while RIO is a mature play — different risk/reward profiles.

RIO carries more volatility with a beta of 0.63 — expect wider price swings.

RIO is growing revenue faster at 14.6% — sustainability is the question.

RIO generates stronger free cash flow (2.5B), providing more financial flexibility.

Bottom Line

PFE scores higher overall (55/100 vs 54/100). RIO offers better value entry with a 33.7% margin of safety. 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.

Pfizer Inc

HEALTHCARE · DRUG MANUFACTURERS - GENERAL · USA

Pfizer Inc. is an American multinational pharmaceutical and biotechnology corporation headquartered on 42nd Street in Manhattan, New York City. The name of the company commemorates its co-founder, Charles Pfizer (1824-1906). Pfizer develops and produces medicines and vaccines for immunology, oncology, cardiology, endocrinology, and neurology. The company has several blockbuster drugs or products that each generate more than 1 billion USD in annual revenues.

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Rio Tinto ADR

BASIC MATERIALS · OTHER INDUSTRIAL METALS & MINING · USA

Rio Tinto Group is dedicated to the exploration, extraction and processing of mineral resources worldwide. The company is headquartered in London, the United Kingdom.

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