RTX vs VST: Which Is the Better Buy?

Side-by-side comparison of RTX Corporation and Vistra Corp. — fair value, conviction, valuation metrics, and QuantHub research signals. Updated 2026-08-06.
RTX Corporation · Industrials
$185.60
-25.2% upside to fair value
Grade D
VS
Vistra Corp. · Utilities
$140.58
+20.9% upside to fair value
Med Conviction Grade B
QuantHub Verdict
VST has more upside to fair value (+20.9%). VST trades at a lower forward P/E (15.4x). These are model outputs — not personalized investment advice. See all research →
Valuation & Fundamentals
Metric RTX VST
Current Price $185.60 $140.58
Fair Value Estimate $138.81 $170.00
Upside to Fair Value -25.2% +20.9%
Market Cap $249.9B $47.4B
Forward P/E 34.3x 15.4x
EV / EBITDA 18.3x 9.3x
Price / Sales 2.8x 2.9x
Price / FCF 29.9x 42.5x
Revenue Growth YoY +8.7% +20.0%
Gross Margin 20.2% 12.7%
Operating Margin 10.9% 2.1%
Return on Equity 11.2% 35.0%
Dividend Yield 0% 0.65%
FCF Yield 3.34% 2.4%
Analyst Consensus Buy Strong Buy
Investment Thesis
RTX — RTX Corporation
RTX Corporation is a leading aerospace and defense company with a strong competitive moat driven by scale and an installed base in commercial aerospace via Pratt & Whitney and Collins Aerospace, and defense through Raytheon. The company benefits from a large multi-year backlog of approximately $270 billion supporting steady cash flow and mid-single-digit organic growth. Despite solid revenue grow…
VST — Vistra Corp.
Vistra is an integrated merchant power producer and retail electricity supplier with roughly 38,700 MW of generation across natural gas, nuclear, coal, solar and battery storage, plus a roughly 4.3 million customer retail book (TXU and affiliated brands) across 20 states. The 2024 Energy Harbor deal made it the second-largest nuclear operator in the US, and that nuclear and gas fleet is now centr…
Accumulation Zones
Metric RTX VST
Zone Low $104.11 $128.00
Zone High $117.99 $145.00
In Buy Zone? No Yes
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