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 3345% more annual revenue ($498.09B vs $14.46B). PBR leads profitability with a 21.6% profit margin vs 2.0%. PBR appears more attractively valued with a PEG of 4.57. PBR earns a higher WallStSmart Score of 66/100 (B-).

FANG

Hold

41

out of 100

Grade: D

Growth: 4.7Profit: 4.0Value: 4.7Quality: 4.5
Piotroski: 2/9Altman Z: 1.28

PBR

Strong Buy

66

out of 100

Grade: B-

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

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

FANGUndervalued (+41.1%)

Margin of Safety

+41.1%

Fair Value

$286.80

Current Price

$192.62

$94.18 discount

UndervaluedFair: $286.80Overvalued
PBRUndervalued (+89.6%)

Margin of Safety

+89.6%

Fair Value

$176.60

Current Price

$17.75

$158.85 discount

UndervaluedFair: $176.60Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

FANG2 strengths · Avg: 9.5/10
Price/BookValuation
1.5x10/10

Reasonable price relative to book value

Market CapQuality
$56.94B9/10

Large-cap with strong market position

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

Areas to Watch

FANG4 concerns · Avg: 3.3/10
Revenue GrowthGrowth
4.2%4/10

4.2% revenue growth

Return on EquityProfitability
1.1%3/10

ROE of 1.1% — below average capital efficiency

Profit MarginProfitability
2.0%3/10

2.0% margin — thin

Piotroski F-ScoreQuality
2/93/10

Weak financial health signals

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%

Comparative Analysis Report

WallStSmart Research

Bull Case : FANG

The strongest argument for FANG centers on Price/Book, Market Cap.

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%.

Bear Case : FANG

The primary concerns for FANG are Revenue Growth, Return on Equity, Profit Margin. A P/E of 208.7x leaves little room for execution misses. Thin 2.0% margins leave little buffer for downturns.

Bear Case : PBR

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

Key Dynamics to Monitor

FANG carries more volatility with a beta of 0.44 — expect wider price swings.

FANG is growing revenue faster at 4.2% — sustainability is the question.

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

Monitor OIL & GAS E&P industry trends, competitive dynamics, and regulatory changes.

Bottom Line

PBR scores higher overall (66/100 vs 41/100), backed by strong 21.6% margins. FANG offers better value entry with a 41.1% margin of safety. Both earn "Strong Buy" and "Hold" 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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