Intuitive Surgical Inc (ISRG)vsQuanta Services Inc (PWR)
ISRG
Intuitive Surgical Inc
$451.73
+0.08%
HEALTHCARE · Cap: $162.13B
PWR
Quanta Services Inc
$785.29
+1.77%
INDUSTRIALS · Cap: $113.65B
Smart Verdict
WallStSmart Research — data-driven comparison
Quanta Services Inc generates 185% more annual revenue ($30.12B vs $10.58B). ISRG leads profitability with a 28.1% profit margin vs 3.7%. ISRG appears more attractively valued with a PEG of 2.40. ISRG earns a higher WallStSmart Score of 64/100 (C+).
ISRG
Buy64
out of 100
Grade: C+
PWR
Buy54
out of 100
Grade: C-
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+76.7%
Fair Value
$1938.99
Current Price
$451.73
$1487.26 discount
Intrinsic value data unavailable for PWR.
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Strong operational efficiency at 30.9%
Safe zone — low bankruptcy risk
Large-cap with strong market position
Keeps 28 of every $100 in revenue as profit
Revenue surging 23.0% year-over-year
Earnings expanding 51.0% YoY
Large-cap with strong market position
Revenue surging 26.3% year-over-year
Areas to Watch
Expensive relative to growth rate
Trading at 9.2x book value
Premium valuation, high expectations priced in
Expensive relative to growth rate
Trading at 13.1x book value
3.7% margin — thin
Operating margin of 4.2%
Comparative Analysis Report
WallStSmart ResearchBull Case : ISRG
The strongest argument for ISRG centers on Operating Margin, Altman Z-Score, Market Cap. Profitability is solid with margins at 28.1% and operating margin at 30.9%. Revenue growth of 23.0% demonstrates continued momentum.
Bull Case : PWR
The strongest argument for PWR centers on EPS Growth, Market Cap, Revenue Growth. Revenue growth of 26.3% demonstrates continued momentum.
Bear Case : ISRG
The primary concerns for ISRG are PEG Ratio, Price/Book, P/E Ratio. A P/E of 55.6x leaves little room for execution misses.
Bear Case : PWR
The primary concerns for PWR are PEG Ratio, Price/Book, Profit Margin. A P/E of 102.1x leaves little room for execution misses. Thin 3.7% margins leave little buffer for downturns.
Key Dynamics to Monitor
ISRG carries more volatility with a beta of 1.68 — expect wider price swings.
PWR is growing revenue faster at 26.3% — sustainability is the question.
ISRG generates stronger free cash flow (809M), providing more financial flexibility.
Monitor MEDICAL INSTRUMENTS & SUPPLIES industry trends, competitive dynamics, and regulatory changes.
Bottom Line
ISRG scores higher overall (64/100 vs 54/100), backed by strong 28.1% margins and 23.0% revenue growth. Both earn "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.
Intuitive Surgical Inc
HEALTHCARE · MEDICAL INSTRUMENTS & SUPPLIES · USA
Intuitive Surgical, Inc. is an American corporation that develops, manufactures, and markets robotic products designed to improve clinical outcomes of patients through minimally invasive surgery, most notably with the da Vinci Surgical System.
Quanta Services Inc
INDUSTRIALS · ENGINEERING & CONSTRUCTION · USA
Quanta Services is an American corporation that provides infrastructure services for electric power, pipeline, industrial and communications industries. Capabilities include the planning, design, installation, program management, maintenance and repair of most types of network infrastructure.
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