Diageo plc vs Quanta Services Inc — how do they compare? Diageo plc trades at $82.56 (market cap $45.41B), while Quanta Services Inc trades at $638 (market cap $99.18B). The key difference: Quanta Services Inc is far larger — about 2.2× Diageo plc's market cap, and Diageo plc pays the higher dividend (4.02%). Which is the better fit depends on your goals.
| DEO | PWR | |
|---|---|---|
Market Cap | $45.41B | $99.18B |
Sector | Technology | Industrials |
52-Week High | $115.33 | $785.24 |
52-Week Low | $72.47 | $372.50 |
Enterprise Value | $66.23B | $105.14B |
Dividend Yield | 4.02% | 0.07% |
Signals from Pluang's Aura AI — not financial advice
Diageo (DEO) trades at $82.50, up 0.57% today, with a bullish technical trend and strong profitability metrics including a 12.19% net margin and 22.29% ROE. Recent earnings show mixed results with a Q4 2025 beat but a Q2 2025 miss, while analyst sentiment is positive with 49% buy ratings. The stock faces headwinds from weak U.S. spirits demand and promotional pressures, as noted in recent Deutsche Bank and UBS reports from July 2026.
The outlook hinges on management's strategy reset in August 2026 to address U.S. volume declines and margin pressures. Investment appeal lies in its discounted valuation relative to historical multiples and dividend yield, but risks include sustained consumer moderation trends and execution challenges in key markets.
Quanta Services (PWR) trades at $646.70, down 1.8% with a bearish technical signal despite strong fundamentals. The company has consistently beaten earnings estimates for three consecutive quarters, with Q2 2026 results pending. Revenue growth remains robust, climbing from $17.1B in 2022 to $28.5B in 2025, though net margins are thin at 3.67%. Analyst consensus is strongly bullish with a $836.80 price target, representing 29% upside potential from current levels.
PWR offers exposure to infrastructure spending tailwinds from AI data centers and grid modernization, but faces valuation concerns with a P/E of 88.7. The stock's premium multiple requires flawless execution amid aggressive capital expenditure plans. Near-term technical weakness contrasts with strong institutional support and positive earnings momentum.
Trailing returns across standard periods
Diageo is a global leader in beverage alcohol with an outstanding collection of brands including Johnnie Walker, Smirnoff, and Guinness. It operates a vast portfolio of spirits and beers across more than 180 countries.
Read more on DEO →Quanta Services is a leading provider of specialty contracting services, delivering comprehensive infrastructure solutions for the electric and gas utility, communications, pipeline, and energy industries in the United States, Canada, and Australia. Quanta reports its results under two reportable segments: electric power infrastructure solutions and underground utility and infrastructure solutions. In October 2021, the company completed the acquisition of Blattner, a provider of comprehensive engineering, procurement, and construction solutions to customers in the renewable energy industry.
Read more on PWR →