NRG Energy Inc. (NRG)vsPetróleo Brasileiro S.A. - Petrobras (PBR-A)
NRG
NRG Energy Inc.
$138.11
-2.64%
UTILITIES · Cap: $30.18B
PBR-A
Petróleo Brasileiro S.A. - Petrobras
$18.67
-0.48%
ENERGY · Cap: $131.32B
Smart Verdict
WallStSmart Research — data-driven comparison
Petróleo Brasileiro S.A. - Petrobras generates 1520% more annual revenue ($497.55B vs $30.71B). PBR-A leads profitability with a 22.1% profit margin vs 2.8%. NRG appears more attractively valued with a PEG of 1.34. PBR-A earns a higher WallStSmart Score of 67/100 (B-).
NRG
Buy56
out of 100
Grade: C
PBR-A
Strong Buy67
out of 100
Grade: B-
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+58.9%
Fair Value
$391.20
Current Price
$138.11
$253.09 discount
Intrinsic value data unavailable for PBR-A.
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Every $100 of equity generates 42 in profit
Attractively priced relative to earnings
Reasonable price relative to book value
Large-cap with strong market position
Every $100 of equity generates 28 in profit
Keeps 22 of every $100 in revenue as profit
Strong operational efficiency at 26.9%
Areas to Watch
Distress zone — elevated risk
2.8% margin — thin
Operating margin of 4.3%
Premium valuation, high expectations priced in
0.5% earnings growth
Expensive relative to growth rate
Distress zone — elevated risk
Comparative Analysis Report
WallStSmart ResearchBull Case : NRG
The strongest argument for NRG centers on Return on Equity. Revenue growth of 13.7% demonstrates continued momentum. PEG of 1.34 suggests the stock is reasonably priced for its growth.
Bull Case : PBR-A
The strongest argument for PBR-A centers on P/E Ratio, Price/Book, Market Cap. Profitability is solid with margins at 22.1% and operating margin at 26.9%.
Bear Case : NRG
The primary concerns for NRG are Altman Z-Score, Profit Margin, Operating Margin. A P/E of 157.6x leaves little room for execution misses. Thin 2.8% margins leave little buffer for downturns.
Bear Case : PBR-A
The primary concerns for PBR-A are EPS Growth, PEG Ratio, Altman Z-Score.
Key Dynamics to Monitor
NRG carries more volatility with a beta of 1.31 — expect wider price swings.
NRG is growing revenue faster at 13.7% — sustainability is the question.
PBR-A generates stronger free cash flow (3.2B), providing more financial flexibility.
Monitor UTILITIES - INDEPENDENT POWER PRODUCERS industry trends, competitive dynamics, and regulatory changes.
Bottom Line
PBR-A scores higher overall (67/100 vs 56/100), backed by strong 22.1% margins. NRG offers better value entry with a 58.9% margin of safety. Both earn "Strong Buy" and "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.
NRG Energy Inc.
UTILITIES · UTILITIES - INDEPENDENT POWER PRODUCERS · USA
NRG Energy, Inc. is a large American energy company, headquartered in Houston, Texas. It was formerly the wholesale arm of Northern States Power Company (NSP), which became Xcel Energy, but became independent in 2000. NRG Energy is involved in energy generation and retail electricity.
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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