Monolithic Power Systems Inc (MPWR)vsSonos Inc (SONO)
MPWR
Monolithic Power Systems Inc
$1,481.05
-10.38%
TECHNOLOGY · Cap: $79.84B
SONO
Sonos Inc
$15.08
-7.20%
TECHNOLOGY · Cap: $1.83B
Smart Verdict
WallStSmart Research — data-driven comparison
Monolithic Power Systems Inc generates 103% more annual revenue ($2.96B vs $1.46B). MPWR leads profitability with a 23.0% profit margin vs 1.6%. SONO trades at a lower P/E of 90.3x. MPWR earns a higher WallStSmart Score of 68/100 (B-).
MPWR
Strong Buy68
out of 100
Grade: B-
SONO
Hold45
out of 100
Grade: D+
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Intrinsic value data unavailable for MPWR.
Margin of Safety
-34.6%
Fair Value
$12.26
Current Price
$15.08
$2.82 premium
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Strong operational efficiency at 30.0%
Safe zone — low bankruptcy risk
Large-cap with strong market position
Keeps 23 of every $100 in revenue as profit
Revenue surging 26.1% year-over-year
Earnings expanding 39.5% YoY
Earnings expanding 87.5% YoY
Conservative balance sheet, low leverage
Areas to Watch
Expensive relative to growth rate
Trading at 19.8x book value
Premium valuation, high expectations priced in
Smaller company, higher risk/reward
ROE of 6.2% — below average capital efficiency
1.6% margin — thin
Weak financial health signals
Comparative Analysis Report
WallStSmart ResearchBull Case : MPWR
The strongest argument for MPWR centers on Operating Margin, Altman Z-Score, Market Cap. Profitability is solid with margins at 23.0% and operating margin at 30.0%. Revenue growth of 26.1% demonstrates continued momentum.
Bull Case : SONO
The strongest argument for SONO centers on EPS Growth, Debt/Equity.
Bear Case : MPWR
The primary concerns for MPWR are PEG Ratio, Price/Book, P/E Ratio. A P/E of 116.3x leaves little room for execution misses.
Bear Case : SONO
The primary concerns for SONO are Market Cap, Return on Equity, Profit Margin. A P/E of 90.3x leaves little room for execution misses. Thin 1.6% margins leave little buffer for downturns.
Key Dynamics to Monitor
MPWR profiles as a growth stock while SONO is a value play — different risk/reward profiles.
SONO carries more volatility with a beta of 1.94 — expect wider price swings.
MPWR is growing revenue faster at 26.1% — sustainability is the question.
MPWR generates stronger free cash flow (179M), providing more financial flexibility.
Bottom Line
MPWR scores higher overall (68/100 vs 45/100), backed by strong 23.0% margins and 26.1% revenue growth. Both earn "Strong Buy" and "Hold" ratings respectively — the choice depends on your investment horizon and risk tolerance.
This analysis is generated from publicly available financial data. Not financial advice.
Monolithic Power Systems Inc
TECHNOLOGY · SEMICONDUCTORS · USA
Monolithic Power Systems, Inc. is an American, publicly traded company headquartered in Kirkland, Washington. The company provides power circuits for systems found in cloud computing, telecom infrastructures, automotive, industrial applications and consumer applications.
Sonos Inc
TECHNOLOGY · CONSUMER ELECTRONICS · USA
Sonos, Inc. designs, develops, manufactures, and sells multi-room audio products in the Americas, Europe, the Middle East, Africa, and Asia Pacific. The company is headquartered in Santa Barbara, California.
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