Vistra Corp. (VST)vsWestern Digital Corporation (WDC)
VST
Vistra Corp.
$153.68
+3.10%
UTILITIES · Cap: $53.10B
WDC
Western Digital Corporation
$575.50
+4.79%
TECHNOLOGY · Cap: $225.26B
Smart Verdict
WallStSmart Research — data-driven comparison
Vistra Corp. generates 65% more annual revenue ($19.45B vs $11.78B). WDC leads profitability with a 55.3% profit margin vs 11.5%. VST appears more attractively valued with a PEG of 0.46. WDC earns a higher WallStSmart Score of 80/100 (A-).
VST
Strong Buy68
out of 100
Grade: B-
WDC
Exceptional Buy80
out of 100
Grade: A-
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Growing faster than its price suggests
Every $100 of equity generates 40 in profit
Revenue surging 43.4% year-over-year
Large-cap with strong market position
Strong operational efficiency at 26.6%
Mega-cap, among the largest globally
Every $100 of equity generates 67 in profit
Keeps 55 of every $100 in revenue as profit
Strong operational efficiency at 37.0%
Revenue surging 45.5% year-over-year
Earnings expanding 482.9% YoY
Areas to Watch
Moderate valuation
Trading at 19.8x book value
Weak financial health signals
Earnings declined 52.3%
Premium valuation, high expectations priced in
Distress zone — elevated risk
Trading at 27.5x book value
Comparative Analysis Report
WallStSmart ResearchBull Case : VST
The strongest argument for VST centers on PEG Ratio, Return on Equity, Revenue Growth. Revenue growth of 43.4% demonstrates continued momentum. PEG of 0.46 suggests the stock is reasonably priced for its growth.
Bull Case : WDC
The strongest argument for WDC centers on Market Cap, Return on Equity, Profit Margin. Profitability is solid with margins at 55.3% and operating margin at 37.0%. Revenue growth of 45.5% demonstrates continued momentum.
Bear Case : VST
The primary concerns for VST are P/E Ratio, Price/Book, Piotroski F-Score. Debt-to-equity of 3.56 is elevated, increasing financial risk.
Bear Case : WDC
The primary concerns for WDC are P/E Ratio, Altman Z-Score, Price/Book.
Key Dynamics to Monitor
WDC carries more volatility with a beta of 2.20 — expect wider price swings.
WDC is growing revenue faster at 45.5% — sustainability is the question.
WDC generates stronger free cash flow (978M), providing more financial flexibility.
Monitor UTILITIES - INDEPENDENT POWER PRODUCERS industry trends, competitive dynamics, and regulatory changes.
Bottom Line
WDC scores higher overall (80/100 vs 68/100), backed by strong 55.3% margins and 45.5% revenue growth. 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.
Vistra Corp.
UTILITIES · UTILITIES - INDEPENDENT POWER PRODUCERS · USA
Vistra Corp. The company is headquartered in Irving, Texas.
Visit Website →Western Digital Corporation
TECHNOLOGY · COMPUTER HARDWARE · USA
Western Digital Corporation (WDC, commonly known as Western Digital or WD) is an American computer hard disk drive manufacturer and data storage company, headquartered in San Jose, California. It designs, manufactures and sells data technology products, including storage devices, data center systems and cloud storage services.
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