WallStSmart

Enphase Energy Inc (ENPH)vsSunrun Inc (RUN)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Sunrun Inc generates 101% more annual revenue ($2.96B vs $1.47B). RUN leads profitability with a 15.2% profit margin vs 11.7%. ENPH appears more attractively valued with a PEG of 1.06. RUN earns a higher WallStSmart Score of 67/100 (B-).

ENPH

Hold

46

out of 100

Grade: D+

Growth: 2.0Profit: 6.5Value: 7.3Quality: 7.3
Piotroski: 4/9

RUN

Strong Buy

67

out of 100

Grade: B-

Growth: 8.7Profit: 4.5Value: 7.3Quality: 3.5
Piotroski: 5/9Altman Z: 0.23
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

ENPHSignificantly Overvalued (-449.9%)

Margin of Safety

-449.9%

Fair Value

$8.77

Current Price

$44.11

$35.34 premium

UndervaluedFair: $8.77Overvalued
RUNUndervalued (+76.1%)

Margin of Safety

+76.1%

Fair Value

$80.03

Current Price

$12.22

$67.81 discount

UndervaluedFair: $80.03Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

ENPH0 strengths · Avg: 0/10

No standout strengths identified

RUN4 strengths · Avg: 10.0/10
P/E RatioValuation
7.8x10/10

Attractively priced relative to earnings

Price/BookValuation
0.9x10/10

Reasonable price relative to book value

Revenue GrowthGrowth
123.5%10/10

Revenue surging 123.5% year-over-year

EPS GrowthGrowth
95.7%10/10

Earnings expanding 95.7% YoY

Areas to Watch

ENPH4 concerns · Avg: 2.8/10
P/E RatioValuation
34.6x4/10

Premium valuation, high expectations priced in

Debt/EquityHealth
1.113/10

Elevated debt levels

Revenue GrowthGrowth
-10.3%2/10

Revenue declined 10.3%

EPS GrowthGrowth
-36.4%2/10

Earnings declined 36.4%

RUN4 concerns · Avg: 1.8/10
PEG RatioValuation
4.502/10

Expensive relative to growth rate

Return on EquityProfitability
-22.1%2/10

ROE of -22.1% — below average capital efficiency

Altman Z-ScoreHealth
0.232/10

Distress zone — elevated risk

Debt/EquityHealth
4.931/10

Elevated debt levels

Comparative Analysis Report

WallStSmart Research

Bull Case : ENPH

PEG of 1.06 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. Profitability is solid with margins at 15.2% and operating margin at 8.4%. Revenue growth of 123.5% demonstrates continued momentum.

Bear Case : ENPH

The primary concerns for ENPH are P/E Ratio, Debt/Equity, Revenue Growth.

Bear Case : RUN

The primary concerns for RUN are PEG Ratio, Return on Equity, Altman Z-Score. Debt-to-equity of 4.93 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 2.46 — expect wider price swings.

RUN is growing revenue faster at 123.5% — sustainability is the question.

RUN generates stronger free cash flow (96M), providing more financial flexibility.

Bottom Line

RUN scores higher overall (67/100 vs 46/100), backed by strong 15.2% margins and 123.5% 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.

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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