WallStSmart

Enphase Energy Inc (ENPH)vsSunrun Inc (RUN)

VS
⚡

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 0.75. RUN earns a higher WallStSmart Score of 55/100 (C).

ENPH

Buy

52

out of 100

Grade: C-

Growth: 2.0Profit: 6.0Value: 6.0Quality: 6.5
Piotroski: 5/9Altman Z: 1.26

RUN

Buy

55

out of 100

Grade: C

Growth: 6.0Profit: 5.5Value: 7.3Quality: 3.5
Piotroski: 5/9Altman Z: 0.27
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

ENPHUndervalued (+13.7%)

Margin of Safety

+13.7%

Fair Value

$55.86

Current Price

$24.99

$30.87 discount

UndervaluedFair: $55.86Overvalued
RUNUndervalued (+53.4%)

Margin of Safety

+53.4%

Fair Value

$41.13

Current Price

$7.42

$33.71 discount

UndervaluedFair: $41.13Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

ENPH2 strengths · Avg: 8.0/10
PEG RatioValuation
0.758/10

Growing faster than its price suggests

Price/BookValuation
2.8x8/10

Reasonable price relative to book value

RUN3 strengths · Avg: 10.0/10
P/E RatioValuation
4.9x10/10

Attractively priced relative to earnings

Price/BookValuation
0.5x10/10

Reasonable price relative to book value

Revenue GrowthGrowth
52.8%10/10

Revenue surging 52.8% year-over-year

Areas to Watch

ENPH4 concerns · Avg: 2.5/10
P/E RatioValuation
30.9x4/10

Premium valuation, high expectations priced in

Revenue GrowthGrowth
-19.6%2/10

Revenue declined 19.6%

EPS GrowthGrowth
-3.5%2/10

Earnings declined 3.5%

Altman Z-ScoreHealth
1.262/10

Distress zone — elevated risk

RUN4 concerns · Avg: 2.5/10
Market CapQuality
$1.74B3/10

Smaller company, higher risk/reward

Operating MarginProfitability
4.0%3/10

Operating margin of 4.0%

PEG RatioValuation
3.072/10

Expensive relative to growth rate

EPS GrowthGrowth
-60.7%2/10

Earnings declined 60.7%

Comparative Analysis Report

WallStSmart Research

Bull Case : ENPH

The strongest argument for ENPH centers on PEG Ratio, Price/Book. PEG of 0.75 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 Market Cap, Operating Margin, PEG Ratio. 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 2.44 — 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 (55/100 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.

Visit Website →

Want to dig deeper into these stocks?