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Side-by-side financial comparison of Ametek (AME) 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 1.7× Ametek). Western Digital runs the higher net margin — 96.0% vs 20.7%, a 75.3% gap on every dollar of revenue. On growth, Western Digital posted the faster year-over-year revenue change (45.5% vs 11.3%). Over the past eight quarters, Ametek's revenue compounded faster (5.4% CAGR vs -9.7%).

AMETEK, Inc. is an American multinational conglomerate and global designer and manufacturer of electronic instruments and electromechanical devices with headquarters in the United States and over 150 sites worldwide.

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).

AME vs WDC — Head-to-Head

Bigger by revenue
WDC
WDC
1.7× larger
WDC
$3.3B
$1.9B
AME
Growing faster (revenue YoY)
WDC
WDC
+34.1% gap
WDC
45.5%
11.3%
AME
Higher net margin
WDC
WDC
75.3% more per $
WDC
96.0%
20.7%
AME
Faster 2-yr revenue CAGR
AME
AME
Annualised
AME
5.4%
-9.7%
WDC

Income Statement — Q1 FY2026 vs Q1 FY2027

Metric
AME
AME
WDC
WDC
Revenue
$1.9B
$3.3B
Net Profit
$399.4M
$3.2B
Gross Margin
37.2%
50.2%
Operating Margin
26.7%
35.7%
Net Margin
20.7%
96.0%
Revenue YoY
11.3%
45.5%
Net Profit YoY
13.5%
516.3%
EPS (diluted)
$1.74
$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
AME
AME
WDC
WDC
Q3 26
$3.3B
Q2 26
$3.0B
Q1 26
$1.9B
$3.0B
Q4 25
$2.0B
$2.8B
Q3 25
$1.9B
Q2 25
$1.8B
$-1.2B
Q1 25
$1.7B
$2.3B
Q4 24
$1.8B
$4.3B
Net Profit
AME
AME
WDC
WDC
Q3 26
$3.2B
Q2 26
$1.8B
Q1 26
$399.4M
$1.8B
Q4 25
$398.6M
$1.2B
Q3 25
$371.4M
Q2 25
$358.4M
$282.0M
Q1 25
$351.8M
$520.0M
Q4 24
$387.3M
$594.0M
Gross Margin
AME
AME
WDC
WDC
Q3 26
50.2%
Q2 26
45.7%
Q1 26
37.2%
45.7%
Q4 25
36.0%
43.5%
Q3 25
36.3%
Q2 25
35.8%
Q1 25
36.1%
39.8%
Q4 24
36.6%
35.4%
Operating Margin
AME
AME
WDC
WDC
Q3 26
35.7%
Q2 26
30.1%
Q1 26
26.7%
30.1%
Q4 25
25.3%
28.1%
Q3 25
25.8%
Q2 25
26.0%
Q1 25
26.3%
33.1%
Q4 24
26.6%
19.9%
Net Margin
AME
AME
WDC
WDC
Q3 26
96.0%
Q2 26
61.1%
Q1 26
20.7%
61.1%
Q4 25
19.9%
41.9%
Q3 25
19.6%
Q2 25
20.2%
-24.4%
Q1 25
20.3%
22.7%
Q4 24
22.0%
13.9%
EPS (diluted)
AME
AME
WDC
WDC
Q3 26
$8.20
Q2 26
$4.73
Q1 26
$1.74
$4.73
Q4 25
$1.73
$3.07
Q3 25
$1.60
Q2 25
$1.55
$0.72
Q1 25
$1.52
$1.42
Q4 24
$1.67
$1.63

Balance Sheet & Financial Strength

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

Metric
AME
AME
WDC
WDC
Cash + ST InvestmentsLiquidity on hand
$481.3M
$2.0B
Total DebtLower is stronger
$1.6B
Stockholders' EquityBook value
$10.9B
$9.7B
Total Assets
$16.3B
$15.0B
Debt / EquityLower = less leverage
0.16×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AME
AME
WDC
WDC
Q3 26
$2.0B
Q2 26
$2.0B
Q1 26
$481.3M
$2.0B
Q4 25
$458.0M
$2.0B
Q3 25
$439.2M
Q2 25
$619.7M
$2.1B
Q1 25
$399.0M
$3.5B
Q4 24
$374.0M
$2.3B
Total Debt
AME
AME
WDC
WDC
Q3 26
$1.6B
Q2 26
$4.7B
Q1 26
$4.7B
Q4 25
$2.3B
$4.7B
Q3 25
Q2 25
$4.7B
Q1 25
$7.3B
Q4 24
$2.1B
$7.4B
Stockholders' Equity
AME
AME
WDC
WDC
Q3 26
$9.7B
Q2 26
$7.1B
Q1 26
$10.9B
$7.1B
Q4 25
$10.6B
$5.9B
Q3 25
$10.5B
Q2 25
$10.4B
$5.3B
Q1 25
$10.0B
$5.2B
Q4 24
$9.7B
$12.1B
Total Assets
AME
AME
WDC
WDC
Q3 26
$15.0B
Q2 26
$15.6B
Q1 26
$16.3B
$15.6B
Q4 25
$16.1B
$14.4B
Q3 25
$16.2B
Q2 25
$15.3B
$14.0B
Q1 25
$14.9B
$16.4B
Q4 24
$14.6B
$25.5B
Debt / Equity
AME
AME
WDC
WDC
Q3 26
0.16×
Q2 26
0.65×
Q1 26
0.65×
Q4 25
0.21×
0.80×
Q3 25
Q2 25
0.89×
Q1 25
1.42×
Q4 24
0.22×
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
AME
AME
WDC
WDC
Operating Cash FlowLast quarter
$1.1B
Free Cash FlowOCF − Capex
$978.0M
FCF MarginFCF / Revenue
29.3%
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
0.35×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AME
AME
WDC
WDC
Q3 26
$1.1B
Q2 26
$745.0M
Q1 26
Q4 25
$584.3M
$672.0M
Q3 25
$440.9M
Q2 25
$359.1M
$746.0M
Q1 25
$417.5M
$508.0M
Q4 24
$550.0M
$403.0M
Free Cash Flow
AME
AME
WDC
WDC
Q3 26
$978.0M
Q2 26
$653.0M
Q1 26
Q4 25
$527.3M
$599.0M
Q3 25
$420.0M
Q2 25
$329.8M
$675.0M
Q1 25
$394.5M
$379.0M
Q4 24
$498.3M
$287.0M
FCF Margin
AME
AME
WDC
WDC
Q3 26
29.3%
Q2 26
21.6%
Q1 26
Q4 25
26.4%
21.3%
Q3 25
22.2%
Q2 25
18.5%
-58.5%
Q1 25
22.8%
16.5%
Q4 24
28.3%
6.7%
Capex Intensity
AME
AME
WDC
WDC
Q3 26
Q2 26
Q1 26
Q4 25
2.9%
2.6%
Q3 25
1.1%
Q2 25
1.6%
-6.2%
Q1 25
1.3%
5.6%
Q4 24
2.9%
2.7%
Cash Conversion
AME
AME
WDC
WDC
Q3 26
0.35×
Q2 26
0.40×
Q1 26
Q4 25
1.47×
0.57×
Q3 25
1.19×
Q2 25
1.00×
2.65×
Q1 25
1.19×
0.98×
Q4 24
1.42×
0.68×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AME
AME

Electronic Instruments$1.3B66%
Electromechanical$663.9M34%

WDC
WDC

Segment breakdown not available.

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