Sunrun Inc (RUN)vsSonos Inc (SONO)
RUN
Sunrun Inc
$13.36
-9.89%
TECHNOLOGY · Cap: $3.07B
SONO
Sonos Inc
$15.08
-7.20%
TECHNOLOGY · Cap: $1.88B
Smart Verdict
WallStSmart Research — data-driven comparison
Sunrun Inc generates 117% more annual revenue ($3.17B vs $1.46B). RUN leads profitability with a 17.9% profit margin vs 1.6%. RUN trades at a lower P/E of 6.0x. RUN earns a higher WallStSmart Score of 68/100 (B-).
RUN
Strong Buy68
out of 100
Grade: B-
SONO
Hold45
out of 100
Grade: D+
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+51.7%
Fair Value
$39.67
Current Price
$13.36
$26.32 discount
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
Attractively priced relative to earnings
Reasonable price relative to book value
Revenue surging 43.2% year-over-year
Earnings expanding 214.4% YoY
Earnings expanding 87.5% YoY
Conservative balance sheet, low leverage
Areas to Watch
Expensive relative to growth rate
Negative free cash flow — burning cash
Distress zone — elevated risk
Operating margin of -6.0%
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 : RUN
The strongest argument for RUN centers on P/E Ratio, Price/Book, Revenue Growth. Profitability is solid with margins at 17.9% and operating margin at -6.0%. Revenue growth of 43.2% demonstrates continued momentum.
Bull Case : SONO
The strongest argument for SONO centers on EPS Growth, Debt/Equity.
Bear Case : RUN
The primary concerns for RUN are PEG Ratio, Free Cash Flow, Altman Z-Score. Debt-to-equity of 4.45 is elevated, increasing financial risk.
Bear Case : SONO
The primary concerns for SONO are Market Cap, Return on Equity, Profit Margin. A P/E of 92.8x leaves little room for execution misses. Thin 1.6% margins leave little buffer for downturns.
Key Dynamics to Monitor
RUN profiles as a growth stock while SONO is a value play — different risk/reward profiles.
RUN carries more volatility with a beta of 2.30 — expect wider price swings.
RUN is growing revenue faster at 43.2% — sustainability is the question.
SONO generates stronger free cash flow (-70M), providing more financial flexibility.
Bottom Line
RUN scores higher overall (68/100 vs 45/100), backed by strong 17.9% margins and 43.2% 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.
Sunrun Inc
TECHNOLOGY · SOLAR · USA
Sunrun Inc. is dedicated to the design, development, installation, sale, ownership and maintenance of residential solar energy systems in the United States. The company is headquartered in San Francisco, California.
Visit Website →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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