WallStSmart

Petroleo Brasileiro Petrobras SA ADR (PBR)vsRio Tinto ADR (RIO)

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Smart Verdict

WallStSmart Research — data-driven comparison

Petroleo Brasileiro Petrobras SA ADR generates 764% more annual revenue ($498.09B vs $57.64B). PBR leads profitability with a 21.6% profit margin vs 17.3%. PBR appears more attractively valued with a PEG of 4.57. PBR earns a higher WallStSmart Score of 66/100 (B-).

PBR

Strong Buy

66

out of 100

Grade: B-

Growth: 2.7Profit: 8.5Value: 7.3Quality: 5.5
Piotroski: 4/9Altman Z: 2.08

RIO

Buy

54

out of 100

Grade: C-

Growth: 4.0Profit: 8.5Value: 6.0Quality: 5.5
Piotroski: 1/9Altman Z: 2.08
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

PBRUndervalued (+89.6%)

Margin of Safety

+89.6%

Fair Value

$176.60

Current Price

$17.75

$158.85 discount

UndervaluedFair: $176.60Overvalued
RIOUndervalued (+24.5%)

Margin of Safety

+24.5%

Fair Value

$130.00

Current Price

$100.69

$29.31 discount

UndervaluedFair: $130.00Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

PBR6 strengths · Avg: 9.5/10
P/E RatioValuation
5.8x10/10

Attractively priced relative to earnings

Price/BookValuation
1.4x10/10

Reasonable price relative to book value

Operating MarginProfitability
32.0%10/10

Strong operational efficiency at 32.0%

Market CapQuality
$117.55B9/10

Large-cap with strong market position

Return on EquityProfitability
23.9%9/10

Every $100 of equity generates 24 in profit

Profit MarginProfitability
21.6%9/10

Keeps 22 of every $100 in revenue as profit

RIO6 strengths · Avg: 8.5/10
Return on EquityProfitability
34.5%10/10

Every $100 of equity generates 35 in profit

Market CapQuality
$168.54B9/10

Large-cap with strong market position

P/E RatioValuation
17.1x8/10

Attractively priced relative to earnings

Price/BookValuation
2.6x8/10

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

PBR3 concerns · Avg: 2.7/10
Revenue GrowthGrowth
0.4%4/10

0.4% revenue growth

PEG RatioValuation
4.572/10

Expensive relative to growth rate

EPS GrowthGrowth
-7.2%2/10

Earnings declined 7.2%

RIO3 concerns · Avg: 2.3/10
Piotroski F-ScoreQuality
1/93/10

Weak financial health signals

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 : PBR

The strongest argument for PBR centers on P/E Ratio, Price/Book, Operating Margin. Profitability is solid with margins at 21.6% and operating margin at 32.0%.

Bull Case : RIO

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

Bear Case : PBR

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

Bear Case : RIO

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

Key Dynamics to Monitor

PBR profiles as a value stock while RIO is a mature 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.

PBR generates stronger free cash flow (3.3B), providing more financial flexibility.

Bottom Line

PBR scores higher overall (66/100 vs 54/100), backed by strong 21.6% margins. RIO offers better value entry with a 24.5% margin of safety. Both earn "Strong 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.

Petroleo Brasileiro Petrobras SA ADR

ENERGY · OIL & GAS INTEGRATED · USA

Petrleo Brasileiro SA - Petrobras produces and sells oil and gas in Brazil and internationally. The company is headquartered in Rio de Janeiro, Brazil.

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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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