WallStSmart

Diamondback Energy Inc (FANG)vsExxon Mobil Corp (XOM)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Exxon Mobil Corp generates 2152% more annual revenue ($326.01B vs $14.47B). XOM leads profitability with a 7.8% profit margin vs 2.0%. XOM appears more attractively valued with a PEG of 1.42. XOM earns a higher WallStSmart Score of 50/100 (C-).

FANG

Hold

41

out of 100

Grade: D

Growth: 5.3Profit: 4.0Value: 4.7Quality: 3.3
Piotroski: 1/9Altman Z: 1.24

XOM

Buy

50

out of 100

Grade: C-

Growth: 2.7Profit: 5.5Value: 4.7Quality: 6.5
Piotroski: 1/9Altman Z: 3.44
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

FANGUndervalued (+44.6%)

Margin of Safety

+44.6%

Fair Value

$305.11

Current Price

$188.70

$116.41 discount

UndervaluedFair: $305.11Overvalued
XOMSignificantly Overvalued (-34.9%)

Margin of Safety

-34.9%

Fair Value

$107.20

Current Price

$144.57

$37.37 premium

UndervaluedFair: $107.20Overvalued

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
$53.58B9/10

Large-cap with strong market position

XOM5 strengths · Avg: 9.0/10
Market CapQuality
$607.57B10/10

Mega-cap, among the largest globally

Altman Z-ScoreHealth
3.4410/10

Safe zone — low bankruptcy risk

Debt/EquityHealth
0.279/10

Conservative balance sheet, low leverage

Price/BookValuation
2.3x8/10

Reasonable price relative to book value

Free Cash FlowQuality
$2.23B8/10

Generating 2.2B in free cash flow

Areas to Watch

FANG4 concerns · Avg: 2.8/10
Return on EquityProfitability
0.5%3/10

ROE of 0.5% — below average capital efficiency

Profit MarginProfitability
2.0%3/10

2.0% margin — thin

Piotroski F-ScoreQuality
1/93/10

Weak financial health signals

PEG RatioValuation
57.132/10

Expensive relative to growth rate

XOM4 concerns · Avg: 3.0/10
Revenue GrowthGrowth
2.6%4/10

2.6% revenue growth

Profit MarginProfitability
7.8%3/10

7.8% margin — thin

Piotroski F-ScoreQuality
1/93/10

Weak financial health signals

EPS GrowthGrowth
-43.4%2/10

Earnings declined 43.4%

Comparative Analysis Report

WallStSmart Research

Bull Case : FANG

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

Bull Case : XOM

The strongest argument for XOM centers on Market Cap, Altman Z-Score, Debt/Equity. PEG of 1.42 suggests the stock is reasonably priced for its growth.

Bear Case : FANG

The primary concerns for FANG are Return on Equity, Profit Margin, Piotroski F-Score. A P/E of 196.3x leaves little room for execution misses. Thin 2.0% margins leave little buffer for downturns.

Bear Case : XOM

The primary concerns for XOM are Revenue Growth, Profit Margin, Piotroski F-Score.

Key Dynamics to Monitor

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

FANG is growing revenue faster at 9.1% — sustainability is the question.

XOM generates stronger free cash flow (2.2B), providing more financial flexibility.

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

Bottom Line

XOM scores higher overall (50/100 vs 41/100). FANG offers better value entry with a 44.6% margin of safety. Both earn "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.

Exxon Mobil Corp

ENERGY · OIL & GAS INTEGRATED · USA

Exxon Mobil Corporation, stylized as ExxonMobil, is an American multinational oil and gas corporation headquartered in Irving, Texas. It is the largest direct descendant of John D. Rockefeller's Standard Oil, and was formed on November 30, 1999 by the merger of Exxon (formerly the Standard Oil Company of New Jersey) and Mobil (formerly the Standard Oil Company of New York). ExxonMobil's primary brands are Exxon, Mobil, Esso, and ExxonMobil Chemical. ExxonMobil is incorporated in New Jersey.

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