Enphase Energy Inc (ENPH)vsSunrun Inc (RUN)
ENPH
Enphase Energy Inc
$36.35
-1.38%
TECHNOLOGY · Cap: $4.85B
RUN
Sunrun Inc
$8.56
-0.81%
TECHNOLOGY · Cap: $2.22B
Smart Verdict
WallStSmart Research — data-driven comparison
Sunrun Inc generates 162% more annual revenue ($3.48B vs $1.33B). RUN leads profitability with a 11.6% profit margin vs 10.1%. ENPH appears more attractively valued with a PEG of 0.84. RUN earns a higher WallStSmart Score of 57/100 (C).
ENPH
Buy52
out of 100
Grade: C-
RUN
Buy57
out of 100
Grade: C
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+14.5%
Fair Value
$56.38
Current Price
$36.35
$20.03 discount
Margin of Safety
+53.9%
Fair Value
$41.57
Current Price
$8.56
$33.01 discount
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Growing faster than its price suggests
Attractively priced relative to earnings
Reasonable price relative to book value
Revenue surging 52.8% year-over-year
Areas to Watch
Premium valuation, high expectations priced in
Revenue declined 19.6%
Earnings declined 3.5%
Distress zone — elevated risk
Operating margin of 4.0%
Expensive relative to growth rate
Earnings declined 60.7%
Negative free cash flow — burning cash
Comparative Analysis Report
WallStSmart ResearchBull Case : ENPH
The strongest argument for ENPH centers on PEG Ratio. PEG of 0.84 suggests the stock is reasonably priced for its growth.
Bull Case : RUN
The strongest argument for RUN centers on P/E Ratio, Price/Book, Revenue Growth. Revenue growth of 52.8% demonstrates continued momentum.
Bear Case : ENPH
The primary concerns for ENPH are P/E Ratio, Revenue Growth, EPS Growth.
Bear Case : RUN
The primary concerns for RUN are Operating Margin, PEG Ratio, EPS Growth. Debt-to-equity of 4.36 is elevated, increasing financial risk.
Key Dynamics to Monitor
ENPH profiles as a declining stock while RUN is a growth play — different risk/reward profiles.
RUN carries more volatility with a beta of 2.36 — expect wider price swings.
RUN is growing revenue faster at 52.8% — sustainability is the question.
ENPH generates stronger free cash flow (26M), providing more financial flexibility.
Bottom Line
RUN scores higher overall (57/100 vs 52/100) and 52.8% 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.
Enphase Energy Inc
TECHNOLOGY · SOLAR · USA
Enphase Energy is an American energy technology company headquartered in Fremont, California. Enphase designs and manufactures software-driven home energy solutions that span solar generation, home energy storage and web-based monitoring and control.
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.
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