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Side-by-side financial comparison of Boston Scientific (BSX) and CELESTICA INC (CLS). Click either name above to swap in a different company.

Boston Scientific is the larger business by last-quarter revenue ($5.2B vs $4.0B, roughly 1.3× CELESTICA INC). Boston Scientific runs the higher net margin — 25.7% vs 5.2%, a 20.5% gap on every dollar of revenue. On growth, CELESTICA INC posted the faster year-over-year revenue change (52.8% vs 11.6%). Over the past eight quarters, CELESTICA INC's revenue compounded faster (35.4% CAGR vs 12.4%).

Boston Scientific Corporation (BSC) is an American biotechnology and biomedical engineering firm and multinational manufacturer of medical devices used in interventional medical specialties, including interventional radiology, interventional cardiology, peripheral interventions, neuromodulation, neurovascular intervention, electrophysiology, cardiac surgery, vascular surgery, endoscopy, oncology, urology and gynecology.

Celestica Inc. is a Canadian multinational design, manufacturing, hardware platform, and supply chain electronics manufacturing services (EMS) company, which is headquartered in Toronto, Ontario. The company operates in 50 sites across 15 countries.

BSX vs CLS — Head-to-Head

Bigger by revenue
BSX
BSX
1.3× larger
BSX
$5.2B
$4.0B
CLS
Growing faster (revenue YoY)
CLS
CLS
+41.2% gap
CLS
52.8%
11.6%
BSX
Higher net margin
BSX
BSX
20.5% more per $
BSX
25.7%
5.2%
CLS
Faster 2-yr revenue CAGR
CLS
CLS
Annualised
CLS
35.4%
12.4%
BSX

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
BSX
BSX
CLS
CLS
Revenue
$5.2B
$4.0B
Net Profit
$1.3B
$212.3M
Gross Margin
69.5%
10.8%
Operating Margin
6723.5%
Net Margin
25.7%
5.2%
Revenue YoY
11.6%
52.8%
Net Profit YoY
146.3%
EPS (diluted)
$0.90
$1.83

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
BSX
BSX
CLS
CLS
Q1 26
$5.2B
$4.0B
Q4 25
$5.3B
$3.7B
Q3 25
$5.1B
$3.2B
Q2 25
$5.1B
$2.9B
Q1 25
$4.7B
$2.6B
Q4 24
$4.6B
Q3 24
$4.2B
$2.5B
Q2 24
$4.1B
$2.4B
Net Profit
BSX
BSX
CLS
CLS
Q1 26
$1.3B
$212.3M
Q4 25
$670.0M
$267.5M
Q3 25
$755.0M
$267.8M
Q2 25
$795.0M
$211.0M
Q1 25
$672.0M
$86.2M
Q4 24
$563.0M
Q3 24
$468.0M
$89.5M
Q2 24
$322.0M
$95.0M
Gross Margin
BSX
BSX
CLS
CLS
Q1 26
69.5%
10.8%
Q4 25
69.6%
11.8%
Q3 25
69.9%
13.0%
Q2 25
67.7%
12.8%
Q1 25
68.8%
10.3%
Q4 24
67.8%
Q3 24
68.8%
10.4%
Q2 24
69.2%
10.6%
Operating Margin
BSX
BSX
CLS
CLS
Q1 26
6723.5%
Q4 25
15.6%
8.6%
Q3 25
20.7%
10.2%
Q2 25
16.2%
9.4%
Q1 25
19.8%
4.9%
Q4 24
14.8%
Q3 24
17.4%
5.5%
Q2 24
12.6%
5.6%
Net Margin
BSX
BSX
CLS
CLS
Q1 26
25.7%
5.2%
Q4 25
12.7%
7.3%
Q3 25
14.9%
8.4%
Q2 25
15.7%
7.3%
Q1 25
14.4%
3.3%
Q4 24
12.3%
Q3 24
11.1%
3.6%
Q2 24
7.8%
4.0%
EPS (diluted)
BSX
BSX
CLS
CLS
Q1 26
$0.90
$1.83
Q4 25
$0.45
$2.29
Q3 25
$0.51
$2.31
Q2 25
$0.53
$1.82
Q1 25
$0.45
$0.74
Q4 24
$0.38
Q3 24
$0.32
$0.75
Q2 24
$0.22
$0.80

Balance Sheet & Financial Strength

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

Metric
BSX
BSX
CLS
CLS
Cash + ST InvestmentsLiquidity on hand
$378.0M
Total DebtLower is stronger
Stockholders' EquityBook value
$2.1B
Total Assets
$8260.0B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
BSX
BSX
CLS
CLS
Q1 26
$378.0M
Q4 25
$2.0B
$595.6M
Q3 25
$1.3B
$305.9M
Q2 25
$534.0M
$313.8M
Q1 25
$725.0M
$303.0M
Q4 24
$414.0M
Q3 24
$2.5B
Q2 24
$2.9B
Total Debt
BSX
BSX
CLS
CLS
Q1 26
Q4 25
$11.1B
$750.5M
Q3 25
$11.1B
$756.7M
Q2 25
$11.1B
$848.6M
Q1 25
$10.5B
$915.0M
Q4 24
$9.0B
Q3 24
$9.2B
Q2 24
$9.0B
Stockholders' Equity
BSX
BSX
CLS
CLS
Q1 26
$2.1B
Q4 25
$24.2B
$2.2B
Q3 25
$23.4B
$2.0B
Q2 25
$22.4B
$1.8B
Q1 25
$22.2B
$1.6B
Q4 24
$21.8B
Q3 24
$20.7B
$1.8B
Q2 24
$20.4B
$1.8B
Total Assets
BSX
BSX
CLS
CLS
Q1 26
$8260.0B
Q4 25
$43.7B
$7.2B
Q3 25
$42.7B
$6.6B
Q2 25
$41.6B
$6.2B
Q1 25
$40.1B
$5.8B
Q4 24
$39.4B
Q3 24
$38.1B
Q2 24
$37.1B
Debt / Equity
BSX
BSX
CLS
CLS
Q1 26
Q4 25
0.46×
0.34×
Q3 25
0.48×
0.37×
Q2 25
0.50×
0.48×
Q1 25
0.47×
0.59×
Q4 24
0.41×
Q3 24
0.45×
Q2 24
0.44×

Cash Flow & Capital Efficiency

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

Metric
BSX
BSX
CLS
CLS
Operating Cash FlowLast quarter
$356.3M
Free Cash FlowOCF − Capex
$137.9M
FCF MarginFCF / Revenue
3.4%
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
1.68×
TTM Free Cash FlowTrailing 4 quarters
$502.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
BSX
BSX
CLS
CLS
Q1 26
$356.3M
Q4 25
$1.4B
$250.6M
Q3 25
$1.3B
$126.2M
Q2 25
$1.3B
$152.4M
Q1 25
$541.0M
$130.3M
Q4 24
$1.5B
Q3 24
$1.0B
$122.8M
Q2 24
$813.0M
$99.6M
Free Cash Flow
BSX
BSX
CLS
CLS
Q1 26
$137.9M
Q4 25
$1.0B
$155.9M
Q3 25
$1.2B
$88.9M
Q2 25
$1.1B
$119.9M
Q1 25
$354.0M
$93.6M
Q4 24
$1.2B
Q3 24
$823.0M
$76.8M
Q2 24
$658.0M
$62.7M
FCF Margin
BSX
BSX
CLS
CLS
Q1 26
3.4%
Q4 25
19.2%
4.3%
Q3 25
22.9%
2.8%
Q2 25
22.3%
4.1%
Q1 25
7.6%
3.5%
Q4 24
25.8%
Q3 24
19.6%
3.1%
Q2 24
16.0%
2.6%
Capex Intensity
BSX
BSX
CLS
CLS
Q1 26
Q4 25
6.6%
2.6%
Q3 25
3.6%
1.2%
Q2 25
3.1%
1.1%
Q1 25
4.0%
1.4%
Q4 24
6.1%
Q3 24
4.3%
1.8%
Q2 24
3.8%
1.5%
Cash Conversion
BSX
BSX
CLS
CLS
Q1 26
1.68×
Q4 25
2.04×
0.94×
Q3 25
1.78×
0.47×
Q2 25
1.62×
0.72×
Q1 25
0.81×
1.51×
Q4 24
2.59×
Q3 24
2.14×
1.37×
Q2 24
2.52×
1.05×

Financial Flow Comparison

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

Revenue Breakdown by Segment

BSX
BSX

MedSurg$1.7B33%
EMEA$932.0M18%
APAC$803.0M15%
Endoscopy$736.0M14%
Urology$646.0M12%
Neuromodulation$318.0M6%

CLS
CLS

Segment breakdown not available.

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