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Side-by-side financial comparison of Digital Realty (DLR) and SIRIUS XM HOLDINGS INC. (SIRI). Click either name above to swap in a different company.

SIRIUS XM HOLDINGS INC. is the larger business by last-quarter revenue ($2.2B vs $1.6B, roughly 1.3× Digital Realty). Digital Realty runs the higher net margin — 6.0% vs 4.5%, a 1.5% gap on every dollar of revenue. On growth, Digital Realty posted the faster year-over-year revenue change (16.1% vs 0.2%). Over the past eight quarters, Digital Realty's revenue compounded faster (9.8% CAGR vs 0.7%).

Digital Realty is a real estate investment trust that owns, operates and invests in carrier-neutral data centers across the world. The company offers data center, colocation, and interconnection services.

XM Satellite Radio Holdings Inc. (XM) was one of the three satellite radio (SDARS) and online radio services in the United States and Canada, operated by Sirius XM Holdings. It provided pay-for-service radio, analogous to subscription cable television. Its service included 73 different music channels, 39 news, sports, talk and entertainment channels, 21 regional traffic and weather channels, and 23 play-by-play sports channels. XM channels were identified by Arbitron with the label "XM".

DLR vs SIRI — Head-to-Head

Bigger by revenue
SIRI
SIRI
1.3× larger
SIRI
$2.2B
$1.6B
DLR
Growing faster (revenue YoY)
DLR
DLR
+15.9% gap
DLR
16.1%
0.2%
SIRI
Higher net margin
DLR
DLR
1.5% more per $
DLR
6.0%
4.5%
SIRI
Faster 2-yr revenue CAGR
DLR
DLR
Annualised
DLR
9.8%
0.7%
SIRI

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
DLR
DLR
SIRI
SIRI
Revenue
$1.6B
$2.2B
Net Profit
$98.6M
$99.0M
Gross Margin
53.1%
Operating Margin
6.9%
10.3%
Net Margin
6.0%
4.5%
Revenue YoY
16.1%
0.2%
Net Profit YoY
-10.3%
-55.4%
EPS (diluted)
$0.22
$0.23

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
DLR
DLR
SIRI
SIRI
Q1 26
$1.6B
Q4 25
$1.6B
$2.2B
Q3 25
$1.6B
$2.2B
Q2 25
$1.5B
$2.1B
Q1 25
$1.4B
$2.1B
Q4 24
$1.4B
$2.2B
Q3 24
$1.4B
$2.2B
Q2 24
$1.4B
$2.2B
Net Profit
DLR
DLR
SIRI
SIRI
Q1 26
$98.6M
Q4 25
$98.6M
$99.0M
Q3 25
$67.8M
$297.0M
Q2 25
$1.0B
$205.0M
Q1 25
$110.0M
$204.0M
Q4 24
$189.6M
$222.0M
Q3 24
$51.2M
$-2.5B
Q2 24
$80.2M
$304.0M
Gross Margin
DLR
DLR
SIRI
SIRI
Q1 26
Q4 25
53.1%
Q3 25
52.2%
Q2 25
52.4%
Q1 25
52.0%
Q4 24
52.9%
Q3 24
53.2%
Q2 24
53.5%
Operating Margin
DLR
DLR
SIRI
SIRI
Q1 26
6.9%
Q4 25
6.9%
10.3%
Q3 25
8.8%
22.8%
Q2 25
14.2%
17.1%
Q1 25
13.9%
18.7%
Q4 24
10.1%
20.2%
Q3 24
11.8%
-133.6%
Q2 24
0.7%
23.2%
Net Margin
DLR
DLR
SIRI
SIRI
Q1 26
6.0%
Q4 25
6.0%
4.5%
Q3 25
4.3%
13.8%
Q2 25
69.1%
9.6%
Q1 25
7.8%
9.9%
Q4 24
13.2%
10.1%
Q3 24
3.6%
-113.1%
Q2 24
5.9%
14.0%
EPS (diluted)
DLR
DLR
SIRI
SIRI
Q1 26
$0.22
Q4 25
$0.22
$0.23
Q3 25
$0.15
$0.84
Q2 25
$2.94
$0.57
Q1 25
$0.27
$0.59
Q4 24
$0.50
$2.45
Q3 24
$0.09
$-8.74
Q2 24
$0.20
$0.08

Balance Sheet & Financial Strength

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

Metric
DLR
DLR
SIRI
SIRI
Cash + ST InvestmentsLiquidity on hand
$3.5B
$94.0M
Total DebtLower is stronger
$8.6B
Stockholders' EquityBook value
$22.9B
$11.6B
Total Assets
$49.4B
$27.2B
Debt / EquityLower = less leverage
0.75×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DLR
DLR
SIRI
SIRI
Q1 26
$3.5B
Q4 25
$3.5B
$94.0M
Q3 25
$3.3B
$79.0M
Q2 25
$3.6B
$92.0M
Q1 25
$2.3B
$127.0M
Q4 24
$3.9B
$162.0M
Q3 24
$2.2B
$127.0M
Q2 24
$2.3B
$100.0M
Total Debt
DLR
DLR
SIRI
SIRI
Q1 26
Q4 25
$8.6B
Q3 25
$9.0B
Q2 25
$10.1B
Q1 25
$10.4B
Q4 24
$10.3B
Q3 24
$10.1B
Q2 24
$9.0B
Stockholders' Equity
DLR
DLR
SIRI
SIRI
Q1 26
$22.9B
Q4 25
$22.9B
$11.6B
Q3 25
$23.0B
$11.6B
Q2 25
$22.9B
$11.3B
Q1 25
$21.3B
$11.2B
Q4 24
$21.3B
$11.1B
Q3 24
$21.2B
$10.9B
Q2 24
$20.5B
$-2.1B
Total Assets
DLR
DLR
SIRI
SIRI
Q1 26
$49.4B
Q4 25
$49.4B
$27.2B
Q3 25
$48.7B
$27.4B
Q2 25
$48.7B
$27.3B
Q1 25
$45.1B
$27.4B
Q4 24
$45.3B
$27.5B
Q3 24
$45.3B
$27.5B
Q2 24
$43.6B
$11.2B
Debt / Equity
DLR
DLR
SIRI
SIRI
Q1 26
Q4 25
0.75×
Q3 25
0.78×
Q2 25
0.89×
Q1 25
0.93×
Q4 24
0.93×
Q3 24
0.93×
Q2 24

Cash Flow & Capital Efficiency

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

Metric
DLR
DLR
SIRI
SIRI
Operating Cash FlowLast quarter
$680.0M
Free Cash FlowOCF − Capex
$536.0M
FCF MarginFCF / Revenue
24.4%
Capex IntensityCapex / Revenue
6.6%
Cash ConversionOCF / Net Profit
6.87×
TTM Free Cash FlowTrailing 4 quarters
$1.2B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
DLR
DLR
SIRI
SIRI
Q1 26
Q4 25
$719.0M
$680.0M
Q3 25
$652.9M
$430.0M
Q2 25
$641.2M
$546.0M
Q1 25
$399.1M
$242.0M
Q4 24
$769.5M
$679.0M
Q3 24
$566.5M
$240.0M
Q2 24
$573.2M
$514.0M
Free Cash Flow
DLR
DLR
SIRI
SIRI
Q1 26
Q4 25
$536.0M
Q3 25
$255.0M
Q2 25
$401.0M
Q1 25
$53.0M
Q4 24
$514.0M
Q3 24
$24.0M
Q2 24
$341.0M
FCF Margin
DLR
DLR
SIRI
SIRI
Q1 26
Q4 25
24.4%
Q3 25
11.8%
Q2 25
18.8%
Q1 25
2.6%
Q4 24
23.5%
Q3 24
1.1%
Q2 24
15.7%
Capex Intensity
DLR
DLR
SIRI
SIRI
Q1 26
Q4 25
6.6%
Q3 25
8.1%
Q2 25
6.8%
Q1 25
9.1%
Q4 24
7.5%
Q3 24
9.9%
Q2 24
7.9%
Cash Conversion
DLR
DLR
SIRI
SIRI
Q1 26
Q4 25
7.29×
6.87×
Q3 25
9.63×
1.45×
Q2 25
0.62×
2.66×
Q1 25
3.63×
1.19×
Q4 24
4.06×
3.06×
Q3 24
11.07×
Q2 24
7.15×
1.69×

Financial Flow Comparison

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

Revenue Breakdown by Segment

DLR
DLR

Segment breakdown not available.

SIRI
SIRI

Subscription And Circulation$1.6B74%
Advertising$491.0M22%
Cost Of Sales Equipment Products And Services$48.0M2%
Other Revenue$28.0M1%

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