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Side-by-side financial comparison of Armour Residential REIT, Inc. (ARR) and OPAL Fuels Inc. (OPAL). Click either name above to swap in a different company.

OPAL Fuels Inc. is the larger business by last-quarter revenue ($88.4M vs $50.4M, roughly 1.8× Armour Residential REIT, Inc.). Armour Residential REIT, Inc. runs the higher net margin — 420.2% vs 18.3%, a 401.9% gap on every dollar of revenue. On growth, Armour Residential REIT, Inc. posted the faster year-over-year revenue change (297.9% vs 18.7%). Over the past eight quarters, Armour Residential REIT, Inc.'s revenue compounded faster (108.0% CAGR vs 17.6%).

Armour Residential REIT, Inc. is a U.S.-based real estate investment trust that primarily invests in agency residential mortgage-backed securities guaranteed by U.S. government-sponsored entities. It focuses on generating consistent long-term net income for shareholders via strategic asset management and active interest rate risk mitigation.

OPAL Fuels Inc. is a North American energy company focused on producing and distributing low-carbon renewable natural gas (RNG). It captures methane from landfills, dairy operations and other organic waste streams to produce RNG, which is mainly supplied to heavy-duty transportation fleets, commercial logistics operators and public transport entities to help reduce their greenhouse gas emissions.

ARR vs OPAL — Head-to-Head

Bigger by revenue
OPAL
OPAL
1.8× larger
OPAL
$88.4M
$50.4M
ARR
Growing faster (revenue YoY)
ARR
ARR
+279.1% gap
ARR
297.9%
18.7%
OPAL
Higher net margin
ARR
ARR
401.9% more per $
ARR
420.2%
18.3%
OPAL
Faster 2-yr revenue CAGR
ARR
ARR
Annualised
ARR
108.0%
17.6%
OPAL

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ARR
ARR
OPAL
OPAL
Revenue
$50.4M
$88.4M
Net Profit
$211.7M
$16.2M
Gross Margin
Operating Margin
7.5%
Net Margin
420.2%
18.3%
Revenue YoY
297.9%
18.7%
Net Profit YoY
555.9%
401.5%
EPS (diluted)
$2.43
$0.08

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
ARR
ARR
OPAL
OPAL
Q4 25
$50.4M
$88.4M
Q3 25
$38.5M
$77.9M
Q2 25
$33.1M
$77.4M
Q1 25
$36.3M
$83.0M
Q4 24
$12.7M
$74.5M
Q3 24
$82.6M
Q2 24
$7.0M
$69.8M
Q1 24
$64.0M
Net Profit
ARR
ARR
OPAL
OPAL
Q4 25
$211.7M
$16.2M
Q3 25
$159.3M
$11.4M
Q2 25
$-75.6M
$7.6M
Q1 25
$27.3M
$1.3M
Q4 24
$-46.4M
$-5.4M
Q3 24
$17.1M
Q2 24
$-48.4M
$1.9M
Q1 24
$677.0K
Operating Margin
ARR
ARR
OPAL
OPAL
Q4 25
7.5%
Q3 25
4.6%
Q2 25
-1.1%
Q1 25
-2.3%
Q4 24
-0.5%
Q3 24
14.9%
Q2 24
8.1%
Q1 24
5.6%
Net Margin
ARR
ARR
OPAL
OPAL
Q4 25
420.2%
18.3%
Q3 25
413.5%
14.6%
Q2 25
-228.4%
9.8%
Q1 25
75.2%
1.5%
Q4 24
-366.8%
-7.2%
Q3 24
20.7%
Q2 24
-693.8%
2.7%
Q1 24
1.1%
EPS (diluted)
ARR
ARR
OPAL
OPAL
Q4 25
$2.43
$0.08
Q3 25
$1.49
$0.05
Q2 25
$-0.94
$0.03
Q1 25
$0.32
$-0.01
Q4 24
$-0.91
$-0.05
Q3 24
$0.09
Q2 24
$-1.05
$-0.01
Q1 24
$-0.01

Balance Sheet & Financial Strength

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

Metric
ARR
ARR
OPAL
OPAL
Cash + ST InvestmentsLiquidity on hand
$63.3M
$24.4M
Total DebtLower is stronger
$361.3M
Stockholders' EquityBook value
$2.3B
$-12.9M
Total Assets
$21.0B
$959.5M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ARR
ARR
OPAL
OPAL
Q4 25
$63.3M
$24.4M
Q3 25
$44.2M
$29.9M
Q2 25
$141.2M
$29.3M
Q1 25
$49.1M
$40.1M
Q4 24
$68.0M
$24.3M
Q3 24
$31.0M
Q2 24
$126.6M
$27.6M
Q1 24
$34.2M
Total Debt
ARR
ARR
OPAL
OPAL
Q4 25
$361.3M
Q3 25
$351.2M
Q2 25
$331.6M
Q1 25
$307.0M
Q4 24
$307.5M
Q3 24
$252.9M
Q2 24
$233.3M
Q1 24
$208.7M
Stockholders' Equity
ARR
ARR
OPAL
OPAL
Q4 25
$2.3B
$-12.9M
Q3 25
$2.1B
$7.5M
Q2 25
$1.7B
$-25.0M
Q1 25
$1.7B
$57.1M
Q4 24
$1.4B
$-148.4M
Q3 24
$-180.1M
Q2 24
$1.2B
$-273.0M
Q1 24
$-382.4M
Total Assets
ARR
ARR
OPAL
OPAL
Q4 25
$21.0B
$959.5M
Q3 25
$19.4B
$916.7M
Q2 25
$16.2B
$905.5M
Q1 25
$15.5B
$884.9M
Q4 24
$13.5B
$881.1M
Q3 24
$831.1M
Q2 24
$10.1B
$782.3M
Q1 24
$750.5M
Debt / Equity
ARR
ARR
OPAL
OPAL
Q4 25
Q3 25
46.95×
Q2 25
Q1 25
5.38×
Q4 24
Q3 24
Q2 24
Q1 24

Cash Flow & Capital Efficiency

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

Metric
ARR
ARR
OPAL
OPAL
Operating Cash FlowLast quarter
$124.2M
$-3.5M
Free Cash FlowOCF − Capex
$-13.4M
FCF MarginFCF / Revenue
-15.1%
Capex IntensityCapex / Revenue
11.1%
Cash ConversionOCF / Net Profit
0.59×
-0.22×
TTM Free Cash FlowTrailing 4 quarters
$-34.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ARR
ARR
OPAL
OPAL
Q4 25
$124.2M
$-3.5M
Q3 25
$-37.8M
$18.2M
Q2 25
$25.0M
$-7.9M
Q1 25
$101.5M
$29.7M
Q4 24
$261.5M
$-532.0K
Q3 24
$17.7M
Q2 24
$27.1M
$533.0K
Q1 24
$13.7M
Free Cash Flow
ARR
ARR
OPAL
OPAL
Q4 25
$-13.4M
Q3 25
$-9.3M
Q2 25
$-29.7M
Q1 25
$18.1M
Q4 24
$-55.0M
Q3 24
$-5.4M
Q2 24
$-22.5M
Q1 24
$-13.0M
FCF Margin
ARR
ARR
OPAL
OPAL
Q4 25
-15.1%
Q3 25
-11.9%
Q2 25
-38.4%
Q1 25
21.8%
Q4 24
-73.8%
Q3 24
-6.5%
Q2 24
-32.2%
Q1 24
-20.4%
Capex Intensity
ARR
ARR
OPAL
OPAL
Q4 25
11.1%
Q3 25
35.3%
Q2 25
28.2%
Q1 25
13.9%
Q4 24
73.1%
Q3 24
27.9%
Q2 24
32.9%
Q1 24
41.8%
Cash Conversion
ARR
ARR
OPAL
OPAL
Q4 25
0.59×
-0.22×
Q3 25
-0.24×
1.60×
Q2 25
-1.04×
Q1 25
3.71×
23.11×
Q4 24
Q3 24
1.03×
Q2 24
0.28×
Q1 24
20.26×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ARR
ARR

Segment breakdown not available.

OPAL
OPAL

Fuel Station Services Segment$65.1M74%
Related Party$12.1M14%
Renewable Power Segment$8.6M10%
Other$2.6M3%

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