WallStSmart

Diamondback Energy Inc (FANG)vsPetróleo Brasileiro S.A. - Petrobras (PBR-A)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Petróleo Brasileiro S.A. - Petrobras generates 3276% more annual revenue ($548.49B vs $16.25B). PBR-A leads profitability with a 24.3% profit margin vs 9.0%. PBR-A appears more attractively valued with a PEG of 5.32. PBR-A earns a higher WallStSmart Score of 83/100 (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-A

Exceptional Buy

83

out of 100

Grade: A-

Growth: 7.3Profit: 9.0Value: 5.7Quality: 4.8
Piotroski: 4/9
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

Intrinsic value data unavailable for PBR-A.

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

PBR-A6 strengths · Avg: 10.0/10
P/E RatioValuation
4.6x10/10

Attractively priced relative to earnings

Price/BookValuation
1.3x10/10

Reasonable price relative to book value

Return on EquityProfitability
56.5%10/10

Every $100 of equity generates 56 in profit

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

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

PBR-A1 concerns · Avg: 2.0/10
PEG RatioValuation
5.322/10

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-A

The strongest argument for PBR-A centers on P/E Ratio, Price/Book, Return on Equity. 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-A

The primary concerns for PBR-A are PEG Ratio.

Key Dynamics to Monitor

FANG profiles as a hypergrowth stock while PBR-A 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-A generates stronger free cash flow (7.3B), providing more financial flexibility.

Bottom Line

PBR-A scores higher overall (83/100 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.

Petróleo Brasileiro S.A. - Petrobras

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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