VST vs NRG

For growth investors, NRG Energy, Inc.

(NRG) is the stronger pick with 9. 2% revenue growth year-over-year, versus -12. 4% for Vistra Corp. (VST). NRG Energy, Inc. (NRG) offers the better valuation at 38. 5x trailing P/E (17. 2x forward), making it the more compelling value choice. Analysts rate Vistra Corp. (VST) a "Buy" — based on 21 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.

On trailing P/E, NRG Energy, Inc.

(NRG) is the cheapest at 38. 5x versus Vistra Corp. at 72. 6x. On forward P/E, NRG Energy, Inc. is actually cheaper at 17. 2x. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: NRG Energy, Inc. wins at 1. 18x versus Vistra Corp. 's 1. 67x — a reasonable growth-adjusted valuation.

Over the past 5 years, Vistra Corp.

(VST) delivered a total return of +910. 9%, compared to +373. 2% for NRG Energy, Inc. (NRG). Over 10 years, the gap is even starker: NRG returned +1028% versus VST's +983. 1%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.

By beta (market sensitivity over 5 years), Vistra Corp.

(VST) is the lower-risk stock at 1. 56β versus NRG Energy, Inc. 's 1. 84β — meaning NRG is approximately 18% more volatile than VST relative to the S&P 500. On balance sheet safety, Vistra Corp. (VST) carries a lower debt/equity ratio of 4% versus 10% for NRG Energy, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), NRG Energy, Inc.

(NRG) is pulling ahead at 9. 2% versus -12. 4% for Vistra Corp. (VST). On earnings-per-share growth, the picture is similar: NRG Energy, Inc. grew EPS -18. 0% year-over-year, compared to -68. 4% for Vistra Corp.. Over a 3-year CAGR, NRG leads at -0. 9% annualised revenue growth. Higher growth typically commands a higher valuation multiple — check whether the premium P/E or P/S is justified by the growth rate using the PEG ratio.

Vistra Corp.

(VST) is the more profitable company, earning 5. 6% net margin versus 2. 8% for NRG Energy, Inc. — meaning it keeps 5. 6% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: VST leads at 7. 9% versus 6. 0% for NRG. At the gross margin level — before operating expenses — NRG leads at 21. 8%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.

The PEG ratio (forward P/E divided by expected earnings growth rate) is the most precise measure of undervaluation relative to growth potential.

By this metric, NRG Energy, Inc. (NRG) is the more undervalued stock at a PEG of 1. 18x versus Vistra Corp. 's 1. 67x. A PEG below 1. 5 suggests fair-to-attractive pricing relative to expected growth. On forward earnings alone, NRG Energy, Inc. (NRG) trades at 17. 2x forward P/E versus 18. 7x for Vistra Corp. — 1. 5x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for VST: 41. 9% to $227. 60.

In this comparison, VST (0.

6% yield) pays a dividend. NRG does not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, Vistra Corp.

(VST) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (0. 6% yield, +983. 1% 10Y return). NRG Energy, Inc. (NRG) carries a higher beta of 1. 84 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (VST: +983. 1%, NRG: +1028%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.

Both stocks operate in the Utilities sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

VST pays a dividend while NRG does not, making them suitable for different income and tax situations. These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.