WallStSmart

Rio Tinto ADR (RIO)vsAT&T Inc (T)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

AT&T Inc generates 118% more annual revenue ($125.65B vs $57.64B). T leads profitability with a 17.5% profit margin vs 17.3%. T appears more attractively valued with a PEG of 1.60. T earns a higher WallStSmart Score of 63/100 (C+).

RIO

Buy

54

out of 100

Grade: C-

Growth: 6.0Profit: 8.0Value: 4.7Quality: 5.0

T

Buy

63

out of 100

Grade: C+

Growth: 5.3Profit: 7.5Value: 7.3Quality: 5.0
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

RIOSignificantly Overvalued (-136.9%)

Margin of Safety

-136.9%

Fair Value

$41.41

Current Price

$87.54

$46.13 premium

UndervaluedFair: $41.41Overvalued
TSignificantly Overvalued (-39.7%)

Margin of Safety

-39.7%

Fair Value

$20.67

Current Price

$28.87

$8.20 premium

UndervaluedFair: $20.67Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

RIO5 strengths · Avg: 8.2/10
Market CapQuality
$139.55B9/10

Large-cap with strong market position

P/E RatioValuation
14.1x8/10

Attractively priced relative to earnings

Price/BookValuation
2.3x8/10

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

T4 strengths · Avg: 9.0/10
Market CapQuality
$204.67B10/10

Mega-cap, among the largest globally

P/E RatioValuation
9.5x10/10

Attractively priced relative to earnings

Price/BookValuation
1.8x8/10

Reasonable price relative to book value

Free Cash FlowQuality
$4.54B8/10

Generating 4.5B in free cash flow

Areas to Watch

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%

T3 concerns · Avg: 3.3/10
PEG RatioValuation
1.604/10

Expensive relative to growth rate

Revenue GrowthGrowth
3.6%4/10

3.6% revenue growth

EPS GrowthGrowth
-5.6%2/10

Earnings declined 5.6%

Comparative Analysis Report

WallStSmart Research

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.

Bull Case : T

The strongest argument for T centers on Market Cap, P/E Ratio, Price/Book. Profitability is solid with margins at 17.5% and operating margin at 18.4%.

Bear Case : RIO

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

Bear Case : T

The primary concerns for T are PEG Ratio, Revenue Growth, EPS Growth.

Key Dynamics to Monitor

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

RIO carries more volatility with a beta of 0.65 — expect wider price swings.

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

T generates stronger free cash flow (4.5B), providing more financial flexibility.

Bottom Line

T scores higher overall (63/100 vs 54/100), backed by strong 17.5% margins. 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.

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.

AT&T Inc

COMMUNICATION SERVICES · TELECOM SERVICES · USA

AT&T Inc. is an American multinational conglomerate holding company, Delaware-registered but headquartered at Whitacre Tower in Downtown Dallas, Texas. It is the world largest telecommunications company, and the second largest provider of mobile telephone services.

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