WallStSmart

Diamondback Energy Inc (FANG)vsPetroleo Brasileiro Petrobras SA ADR (PBR)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Petroleo Brasileiro Petrobras SA ADR generates 3276% more annual revenue ($548.49B vs $16.25B). PBR leads profitability with a 24.3% profit margin vs 9.0%. PBR appears more attractively valued with a PEG of 5.87. PBR earns a higher WallStSmart Score of 84/100 (A-).

FANG

Strong Buy

69

out of 100

Grade: B-

Growth: 9.3Profit: 6.0Value: 5.3Quality: 4.5
Piotroski: 2/9Altman Z: 1.28

PBR

Exceptional Buy

84

out of 100

Grade: A-

Growth: 7.3Profit: 9.0Value: 7.3Quality: 5.5
Piotroski: 4/9Altman Z: 2.11
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

FANGUndervalued (+47.0%)

Margin of Safety

+47.0%

Fair Value

$318.64

Current Price

$204.97

$113.67 discount

UndervaluedFair: $318.64Overvalued
PBRUndervalued (+88.9%)

Margin of Safety

+88.9%

Fair Value

$188.27

Current Price

$21.20

$167.07 discount

UndervaluedFair: $188.27Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

FANG6 strengths · Avg: 9.2/10
Operating MarginProfitability
48.5%10/10

Strong operational efficiency at 48.5%

Revenue GrowthGrowth
52.5%10/10

Revenue surging 52.5% year-over-year

EPS GrowthGrowth
179.5%10/10

Earnings expanding 179.5% YoY

Market CapQuality
$57.40B9/10

Large-cap with strong market position

Price/BookValuation
1.5x8/10

Reasonable price relative to book value

Free Cash FlowQuality
$2.59B8/10

Generating 2.6B in free cash flow

PBR6 strengths · Avg: 9.8/10
P/E RatioValuation
5.1x10/10

Attractively priced relative to earnings

Price/BookValuation
1.5x10/10

Reasonable price relative to book value

Operating MarginProfitability
44.7%10/10

Strong operational efficiency at 44.7%

Revenue GrowthGrowth
42.3%10/10

Revenue surging 42.3% year-over-year

EPS GrowthGrowth
96.8%10/10

Earnings expanding 96.8% YoY

Market CapQuality
$129.66B9/10

Large-cap with strong market position

Areas to Watch

FANG4 concerns · Avg: 3.0/10
P/E RatioValuation
39.0x4/10

Premium valuation, high expectations priced in

Return on EquityProfitability
4.2%3/10

ROE of 4.2% — below average capital efficiency

Piotroski F-ScoreQuality
2/93/10

Weak financial health signals

PEG RatioValuation
25.242/10

Expensive relative to growth rate

PBR1 concerns · Avg: 2.0/10
PEG RatioValuation
5.872/10

Expensive relative to growth rate

Comparative Analysis Report

WallStSmart Research

Bull Case : FANG

The strongest argument for FANG centers on Operating Margin, Revenue Growth, EPS Growth. Revenue growth of 52.5% demonstrates continued momentum.

Bull Case : PBR

The strongest argument for PBR centers on P/E Ratio, Price/Book, Operating Margin. Profitability is solid with margins at 24.3% and operating margin at 44.7%. Revenue growth of 42.3% demonstrates continued momentum.

Bear Case : FANG

The primary concerns for FANG are P/E Ratio, Return on Equity, Piotroski F-Score.

Bear Case : PBR

The primary concerns for PBR are PEG Ratio.

Key Dynamics to Monitor

FANG profiles as a hypergrowth stock while PBR is a growth play — different risk/reward profiles.

FANG carries more volatility with a beta of 0.41 — expect wider price swings.

FANG is growing revenue faster at 52.5% — sustainability is the question.

PBR generates stronger free cash flow (7.3B), providing more financial flexibility.

Bottom Line

PBR scores higher overall (84/100 vs 69/100), backed by strong 24.3% margins and 42.3% revenue growth. FANG offers better value entry with a 47.0% margin of safety. Both earn "Exceptional Buy" and "Strong 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.

Diamondback Energy Inc

ENERGY · OIL & GAS E&P · USA

Diamondback Energy is a company engaged in hydrocarbon exploration and headquartered in Midland, Texas.

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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