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Side-by-side financial comparison of Enphase Energy (ENPH) and Empire State Realty Trust, Inc. (ESRT). Click either name above to swap in a different company.

Enphase Energy is the larger business by last-quarter revenue ($282.9M vs $190.3M, roughly 1.5× Empire State Realty Trust, Inc.). Empire State Realty Trust, Inc. runs the higher net margin — 1.6% vs -2.6%, a 4.2% gap on every dollar of revenue. On growth, Empire State Realty Trust, Inc. posted the faster year-over-year revenue change (5.7% vs -20.6%). Over the past eight quarters, Empire State Realty Trust, Inc.'s revenue compounded faster (0.2% CAGR vs -3.4%).

Enphase Energy, Inc. is an American energy technology company headquartered in Fremont, California, that develops and manufactures solar micro-inverters, battery energy storage, and EV charging stations primarily for residential customers. Enphase was established in 2006 and is the first company to successfully commercialize solar micro-inverters, which convert the direct current (DC) power generated by solar panels into grid-compatible alternating current (AC) for use or export.

Empire State Realty Trust is a leading real estate investment trust that owns, manages, and operates a portfolio of premium commercial, residential, and retail properties primarily in the New York City metropolitan area, including the iconic Empire State Building. It serves corporate tenants, retail partners, and residential occupants, focusing on sustainable property operations and long-term asset value growth.

ENPH vs ESRT — Head-to-Head

Bigger by revenue
ENPH
ENPH
1.5× larger
ENPH
$282.9M
$190.3M
ESRT
Growing faster (revenue YoY)
ESRT
ESRT
+26.2% gap
ESRT
5.7%
-20.6%
ENPH
Higher net margin
ESRT
ESRT
4.2% more per $
ESRT
1.6%
-2.6%
ENPH
Faster 2-yr revenue CAGR
ESRT
ESRT
Annualised
ESRT
0.2%
-3.4%
ENPH

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
ENPH
ENPH
ESRT
ESRT
Revenue
$282.9M
$190.3M
Net Profit
$-7.4M
$3.0M
Gross Margin
35.5%
Operating Margin
54.0%
15.5%
Net Margin
-2.6%
1.6%
Revenue YoY
-20.6%
5.7%
Net Profit YoY
-124.9%
-73.7%
EPS (diluted)
$-0.06
$0.20

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
ENPH
ENPH
ESRT
ESRT
Q1 26
$282.9M
$190.3M
Q4 25
$343.3M
$199.2M
Q3 25
$410.4M
$197.7M
Q2 25
$363.2M
$191.3M
Q1 25
$356.1M
$180.1M
Q4 24
$382.7M
$197.6M
Q3 24
$380.9M
$199.6M
Q2 24
$303.5M
$189.5M
Net Profit
ENPH
ENPH
ESRT
ESRT
Q1 26
$-7.4M
$3.0M
Q4 25
$38.7M
$32.2M
Q3 25
$66.6M
$13.6M
Q2 25
$37.1M
$11.4M
Q1 25
$29.7M
$15.8M
Q4 24
$62.2M
$18.8M
Q3 24
$45.8M
$22.8M
Q2 24
$10.8M
$28.6M
Gross Margin
ENPH
ENPH
ESRT
ESRT
Q1 26
35.5%
Q4 25
44.3%
Q3 25
47.8%
Q2 25
46.9%
Q1 25
47.2%
Q4 24
51.8%
Q3 24
46.8%
Q2 24
45.2%
Operating Margin
ENPH
ENPH
ESRT
ESRT
Q1 26
54.0%
15.5%
Q4 25
6.5%
17.8%
Q3 25
16.1%
19.9%
Q2 25
10.2%
18.4%
Q1 25
9.0%
14.3%
Q4 24
14.3%
21.7%
Q3 24
13.1%
22.7%
Q2 24
0.6%
20.8%
Net Margin
ENPH
ENPH
ESRT
ESRT
Q1 26
-2.6%
1.6%
Q4 25
11.3%
16.1%
Q3 25
16.2%
6.9%
Q2 25
10.2%
6.0%
Q1 25
8.3%
8.8%
Q4 24
16.2%
9.5%
Q3 24
12.0%
11.4%
Q2 24
3.6%
15.1%
EPS (diluted)
ENPH
ENPH
ESRT
ESRT
Q1 26
$-0.06
$0.20
Q4 25
$0.29
$0.11
Q3 25
$0.50
$0.05
Q2 25
$0.28
$0.04
Q1 25
$0.22
$0.05
Q4 24
$0.46
$0.07
Q3 24
$0.33
$0.08
Q2 24
$0.08
$0.10

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
ENPH
ENPH
ESRT
ESRT
Cash + ST InvestmentsLiquidity on hand
$497.5M
$68.8M
Total DebtLower is stronger
Stockholders' EquityBook value
$1.1B
$1.8B
Total Assets
$2.7B
$4.4B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ENPH
ENPH
ESRT
ESRT
Q1 26
$497.5M
$68.8M
Q4 25
$1.5B
$132.7M
Q3 25
$1.5B
$154.1M
Q2 25
$1.5B
$94.6M
Q1 25
$1.5B
$187.8M
Q4 24
$1.6B
$385.5M
Q3 24
$1.8B
$421.9M
Q2 24
$1.6B
$535.5M
Total Debt
ENPH
ENPH
ESRT
ESRT
Q1 26
Q4 25
$1.2B
Q3 25
$1.2B
Q2 25
$1.2B
Q1 25
$1.2B
Q4 24
$1.3B
Q3 24
$1.3B
Q2 24
$1.3B
Stockholders' Equity
ENPH
ENPH
ESRT
ESRT
Q1 26
$1.1B
$1.8B
Q4 25
$1.1B
$1.1B
Q3 25
$995.0M
$1.0B
Q2 25
$880.6M
$1.0B
Q1 25
$810.7M
$1.0B
Q4 24
$833.0M
$1.0B
Q3 24
$931.4M
$1.0B
Q2 24
$884.5M
$1.0B
Total Assets
ENPH
ENPH
ESRT
ESRT
Q1 26
$2.7B
$4.4B
Q4 25
$3.5B
$4.5B
Q3 25
$3.3B
$4.1B
Q2 25
$3.2B
$4.1B
Q1 25
$3.1B
$4.1B
Q4 24
$3.2B
$4.5B
Q3 24
$3.3B
$4.4B
Q2 24
$3.2B
$4.4B
Debt / Equity
ENPH
ENPH
ESRT
ESRT
Q1 26
Q4 25
1.11×
Q3 25
1.21×
Q2 25
1.37×
Q1 25
1.48×
Q4 24
1.56×
Q3 24
1.40×
Q2 24
1.47×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
ENPH
ENPH
ESRT
ESRT
Operating Cash FlowLast quarter
$102.9M
Free Cash FlowOCF − Capex
$83.0M
FCF MarginFCF / Revenue
29.3%
Capex IntensityCapex / Revenue
10.0%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$145.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ENPH
ENPH
ESRT
ESRT
Q1 26
$102.9M
Q4 25
$47.6M
$249.1M
Q3 25
$13.9M
$105.3M
Q2 25
$26.6M
$26.7M
Q1 25
$48.4M
$83.1M
Q4 24
$167.3M
$260.9M
Q3 24
$170.1M
$102.8M
Q2 24
$127.1M
$37.1M
Free Cash Flow
ENPH
ENPH
ESRT
ESRT
Q1 26
$83.0M
Q4 25
$37.8M
$50.6M
Q3 25
$5.9M
$72.8M
Q2 25
$18.4M
$-55.1M
Q1 25
$33.8M
$41.1M
Q4 24
$159.2M
$88.0M
Q3 24
$161.6M
$-65.1M
Q2 24
$117.4M
$19.5M
FCF Margin
ENPH
ENPH
ESRT
ESRT
Q1 26
29.3%
Q4 25
11.0%
25.4%
Q3 25
1.4%
36.8%
Q2 25
5.1%
-28.8%
Q1 25
9.5%
22.8%
Q4 24
41.6%
44.5%
Q3 24
42.4%
-32.6%
Q2 24
38.7%
10.3%
Capex Intensity
ENPH
ENPH
ESRT
ESRT
Q1 26
10.0%
Q4 25
2.8%
99.6%
Q3 25
2.0%
16.5%
Q2 25
2.3%
42.8%
Q1 25
4.1%
23.4%
Q4 24
2.1%
87.5%
Q3 24
2.2%
84.1%
Q2 24
3.2%
9.3%
Cash Conversion
ENPH
ENPH
ESRT
ESRT
Q1 26
Q4 25
1.23×
7.74×
Q3 25
0.21×
7.72×
Q2 25
0.72×
2.35×
Q1 25
1.63×
5.27×
Q4 24
2.69×
13.88×
Q3 24
3.72×
4.51×
Q2 24
11.73×
1.30×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

ENPH
ENPH

Segment breakdown not available.

ESRT
ESRT

Rental revenue (1)$166.1M87%
Observatory revenue$18.5M10%
Other revenue and fees$4.1M2%
Lease termination fees$1.4M1%
Third-party management and other fees$277.0K0%

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