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Side-by-side financial comparison of RESIDEO TECHNOLOGIES, INC. (REZI) and Western Digital (WDC). Click either name above to swap in a different company.

Western Digital is the larger business by last-quarter revenue ($3.3B vs $1.9B, roughly 1.8× RESIDEO TECHNOLOGIES, INC.). Western Digital runs the higher net margin — 96.0% vs 7.2%, a 88.9% gap on every dollar of revenue. On growth, Western Digital posted the faster year-over-year revenue change (45.5% vs 2.0%). Western Digital produced more free cash flow last quarter ($978.0M vs $262.0M). Over the past eight quarters, RESIDEO TECHNOLOGIES, INC.'s revenue compounded faster (12.9% CAGR vs -9.7%).

Resideo Technologies, Inc. is an American multinational company that was formed in 2018 out of a spin-off from Honeywell. It provides room air temperature, quality, and humidity control and security systems primarily in residential dwellings in the U.S. and internationally. The company operates in two segments: products and distribution. It manufactures and distributes smart-home and software products, including temperature and lighting control, security, and water and air monitoring. The com...

Western Digital Corporation, doing business as WD, is an American data storage company headquartered in San Jose, California. Established in 1970, the company is one of the world's largest manufacturers of hard disk drives (HDDs).

REZI vs WDC — Head-to-Head

Bigger by revenue
WDC
WDC
1.8× larger
WDC
$3.3B
$1.9B
REZI
Growing faster (revenue YoY)
WDC
WDC
+43.5% gap
WDC
45.5%
2.0%
REZI
Higher net margin
WDC
WDC
88.9% more per $
WDC
96.0%
7.2%
REZI
More free cash flow
WDC
WDC
$716.0M more FCF
WDC
$978.0M
$262.0M
REZI
Faster 2-yr revenue CAGR
REZI
REZI
Annualised
REZI
12.9%
-9.7%
WDC

Income Statement — Q4 FY2025 vs Q1 FY2027

Metric
REZI
REZI
WDC
WDC
Revenue
$1.9B
$3.3B
Net Profit
$136.0M
$3.2B
Gross Margin
29.6%
50.2%
Operating Margin
7.4%
35.7%
Net Margin
7.2%
96.0%
Revenue YoY
2.0%
45.5%
Net Profit YoY
491.3%
516.3%
EPS (diluted)
$0.99
$8.20

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
REZI
REZI
WDC
WDC
Q3 26
$3.3B
Q2 26
$3.0B
Q1 26
$3.0B
Q4 25
$1.9B
$2.8B
Q3 25
$1.9B
Q2 25
$1.9B
$-1.2B
Q1 25
$1.8B
$2.3B
Q4 24
$1.9B
$4.3B
Net Profit
REZI
REZI
WDC
WDC
Q3 26
$3.2B
Q2 26
$1.8B
Q1 26
$1.8B
Q4 25
$136.0M
$1.2B
Q3 25
$156.0M
Q2 25
$-825.0M
$282.0M
Q1 25
$6.0M
$520.0M
Q4 24
$23.0M
$594.0M
Gross Margin
REZI
REZI
WDC
WDC
Q3 26
50.2%
Q2 26
45.7%
Q1 26
45.7%
Q4 25
29.6%
43.5%
Q3 25
29.8%
Q2 25
29.3%
Q1 25
28.9%
39.8%
Q4 24
28.5%
35.4%
Operating Margin
REZI
REZI
WDC
WDC
Q3 26
35.7%
Q2 26
30.1%
Q1 26
30.1%
Q4 25
7.4%
28.1%
Q3 25
8.3%
Q2 25
9.1%
Q1 25
7.7%
33.1%
Q4 24
7.8%
19.9%
Net Margin
REZI
REZI
WDC
WDC
Q3 26
96.0%
Q2 26
61.1%
Q1 26
61.1%
Q4 25
7.2%
41.9%
Q3 25
8.4%
Q2 25
-42.5%
-24.4%
Q1 25
0.3%
22.7%
Q4 24
1.2%
13.9%
EPS (diluted)
REZI
REZI
WDC
WDC
Q3 26
$8.20
Q2 26
$4.73
Q1 26
$4.73
Q4 25
$0.99
$3.07
Q3 25
$0.85
Q2 25
$-5.59
$0.72
Q1 25
$-0.02
$1.42
Q4 24
$0.06
$1.63

Balance Sheet & Financial Strength

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

Metric
REZI
REZI
WDC
WDC
Cash + ST InvestmentsLiquidity on hand
$661.0M
$2.0B
Total DebtLower is stronger
$3.2B
$1.6B
Stockholders' EquityBook value
$2.9B
$9.7B
Total Assets
$8.4B
$15.0B
Debt / EquityLower = less leverage
1.11×
0.16×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
REZI
REZI
WDC
WDC
Q3 26
$2.0B
Q2 26
$2.0B
Q1 26
$2.0B
Q4 25
$661.0M
$2.0B
Q3 25
$345.0M
Q2 25
$753.0M
$2.1B
Q1 25
$577.0M
$3.5B
Q4 24
$692.0M
$2.3B
Total Debt
REZI
REZI
WDC
WDC
Q3 26
$1.6B
Q2 26
$4.7B
Q1 26
$4.7B
Q4 25
$3.2B
$4.7B
Q3 25
$3.2B
Q2 25
$2.0B
$4.7B
Q1 25
$2.0B
$7.3B
Q4 24
$2.0B
$7.4B
Stockholders' Equity
REZI
REZI
WDC
WDC
Q3 26
$9.7B
Q2 26
$7.1B
Q1 26
$7.1B
Q4 25
$2.9B
$5.9B
Q3 25
$2.8B
Q2 25
$2.6B
$5.3B
Q1 25
$3.3B
$5.2B
Q4 24
$3.3B
$12.1B
Total Assets
REZI
REZI
WDC
WDC
Q3 26
$15.0B
Q2 26
$15.6B
Q1 26
$15.6B
Q4 25
$8.4B
$14.4B
Q3 25
$8.2B
Q2 25
$8.5B
$14.0B
Q1 25
$8.1B
$16.4B
Q4 24
$8.2B
$25.5B
Debt / Equity
REZI
REZI
WDC
WDC
Q3 26
0.16×
Q2 26
0.65×
Q1 26
0.65×
Q4 25
1.11×
0.80×
Q3 25
1.17×
Q2 25
0.77×
0.89×
Q1 25
0.60×
1.42×
Q4 24
0.61×
0.61×

Cash Flow & Capital Efficiency

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

Metric
REZI
REZI
WDC
WDC
Operating Cash FlowLast quarter
$299.0M
$1.1B
Free Cash FlowOCF − Capex
$262.0M
$978.0M
FCF MarginFCF / Revenue
13.8%
29.3%
Capex IntensityCapex / Revenue
2.0%
Cash ConversionOCF / Net Profit
2.20×
0.35×
TTM Free Cash FlowTrailing 4 quarters
$-1.3B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
REZI
REZI
WDC
WDC
Q3 26
$1.1B
Q2 26
$745.0M
Q1 26
Q4 25
$299.0M
$672.0M
Q3 25
$-1.6B
Q2 25
$200.0M
$746.0M
Q1 25
$-65.0M
$508.0M
Q4 24
$203.0M
$403.0M
Free Cash Flow
REZI
REZI
WDC
WDC
Q3 26
$978.0M
Q2 26
$653.0M
Q1 26
Q4 25
$262.0M
$599.0M
Q3 25
$-1.6B
Q2 25
$180.0M
$675.0M
Q1 25
$-96.0M
$379.0M
Q4 24
$181.0M
$287.0M
FCF Margin
REZI
REZI
WDC
WDC
Q3 26
29.3%
Q2 26
21.6%
Q1 26
Q4 25
13.8%
21.3%
Q3 25
-85.8%
Q2 25
9.3%
-58.5%
Q1 25
-5.4%
16.5%
Q4 24
9.7%
6.7%
Capex Intensity
REZI
REZI
WDC
WDC
Q3 26
Q2 26
Q1 26
Q4 25
2.0%
2.6%
Q3 25
1.5%
Q2 25
1.0%
-6.2%
Q1 25
1.8%
5.6%
Q4 24
1.2%
2.7%
Cash Conversion
REZI
REZI
WDC
WDC
Q3 26
0.35×
Q2 26
0.40×
Q1 26
Q4 25
2.20×
0.57×
Q3 25
-10.07×
Q2 25
2.65×
Q1 25
-10.83×
0.98×
Q4 24
8.83×
0.68×

Financial Flow Comparison

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

Revenue Breakdown by Segment

REZI
REZI

ADI Global Distribution Segment$1.2B62%
Safety And Security$257.0M14%
Air$211.0M11%
Energy Service$153.0M8%
Public Utilities Inventory Water$91.0M5%

WDC
WDC

Segment breakdown not available.

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