vs

Side-by-side financial comparison of Air Products (APD) and COMFORT SYSTEMS USA INC (FIX). Click either name above to swap in a different company.

Air Products is the larger business by last-quarter revenue ($3.1B vs $2.6B, roughly 1.2× COMFORT SYSTEMS USA INC). Air Products runs the higher net margin — 21.9% vs 12.5%, a 9.4% gap on every dollar of revenue. On growth, COMFORT SYSTEMS USA INC posted the faster year-over-year revenue change (41.7% vs 5.8%). COMFORT SYSTEMS USA INC produced more free cash flow last quarter ($402.4M vs $-350.5M). Over the past eight quarters, COMFORT SYSTEMS USA INC's revenue compounded faster (31.2% CAGR vs 2.9%).

Air Products and Chemicals, Inc. provides atmospheric gases, process and specialty gases, equipment, and services worldwide. The company produces atmospheric gases, including oxygen, nitrogen, and argon; process gases, such as hydrogen, helium, carbon dioxide, carbon monoxide, syngas; specialty gases; and equipment for the production or processing of gases comprising air separation units and non-cryogenic generators for customers in various industries, including refining, chemical, gasificati...

Comfort Systems USA, Inc. is an American company that provides mechanical and electrical contracting services, primarily HVAC, plumbing, piping and controls, off-site construction, monitoring and fire protection, and installation and servicing of electrical systems.

APD vs FIX — Head-to-Head

Bigger by revenue
APD
APD
1.2× larger
APD
$3.1B
$2.6B
FIX
Growing faster (revenue YoY)
FIX
FIX
+35.8% gap
FIX
41.7%
5.8%
APD
Higher net margin
APD
APD
9.4% more per $
APD
21.9%
12.5%
FIX
More free cash flow
FIX
FIX
$753.0M more FCF
FIX
$402.4M
$-350.5M
APD
Faster 2-yr revenue CAGR
FIX
FIX
Annualised
FIX
31.2%
2.9%
APD

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
APD
APD
FIX
FIX
Revenue
$3.1B
$2.6B
Net Profit
$678.2M
$330.8M
Gross Margin
32.1%
25.5%
Operating Margin
23.7%
16.1%
Net Margin
21.9%
12.5%
Revenue YoY
5.8%
41.7%
Net Profit YoY
9.8%
126.8%
EPS (diluted)
$3.04
$9.35

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
APD
APD
FIX
FIX
Q4 25
$3.1B
$2.6B
Q3 25
$3.2B
$2.5B
Q2 25
$3.0B
$2.2B
Q1 25
$2.9B
$1.8B
Q4 24
$2.9B
$1.9B
Q3 24
$3.2B
$1.8B
Q2 24
$3.0B
$1.8B
Q1 24
$2.9B
$1.5B
Net Profit
APD
APD
FIX
FIX
Q4 25
$678.2M
$330.8M
Q3 25
$4.9M
$291.6M
Q2 25
$713.8M
$230.8M
Q1 25
$-1.7B
$169.3M
Q4 24
$617.4M
$145.9M
Q3 24
$1.9B
$146.2M
Q2 24
$696.6M
$134.0M
Q1 24
$572.4M
$96.3M
Gross Margin
APD
APD
FIX
FIX
Q4 25
32.1%
25.5%
Q3 25
32.3%
24.8%
Q2 25
32.5%
23.5%
Q1 25
29.6%
22.0%
Q4 24
31.2%
23.2%
Q3 24
34.0%
21.1%
Q2 24
32.8%
20.1%
Q1 24
32.0%
19.3%
Operating Margin
APD
APD
FIX
FIX
Q4 25
23.7%
16.1%
Q3 25
0.5%
15.5%
Q2 25
26.2%
13.8%
Q1 25
-79.8%
11.4%
Q4 24
22.0%
12.1%
Q3 24
76.1%
11.2%
Q2 24
24.7%
10.2%
Q1 24
21.7%
8.8%
Net Margin
APD
APD
FIX
FIX
Q4 25
21.9%
12.5%
Q3 25
0.2%
11.9%
Q2 25
23.6%
10.6%
Q1 25
-59.3%
9.2%
Q4 24
21.1%
7.8%
Q3 24
61.2%
8.1%
Q2 24
23.3%
7.4%
Q1 24
19.5%
6.3%
EPS (diluted)
APD
APD
FIX
FIX
Q4 25
$3.04
$9.35
Q3 25
$0.03
$8.25
Q2 25
$3.20
$6.53
Q1 25
$-7.77
$4.75
Q4 24
$2.77
$4.08
Q3 24
$8.75
$4.09
Q2 24
$3.13
$3.74
Q1 24
$2.57
$2.69

Balance Sheet & Financial Strength

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

Metric
APD
APD
FIX
FIX
Cash + ST InvestmentsLiquidity on hand
$1.0B
$981.9M
Total DebtLower is stronger
$145.2M
Stockholders' EquityBook value
$15.4B
$2.4B
Total Assets
$41.2B
$6.4B
Debt / EquityLower = less leverage
0.06×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
APD
APD
FIX
FIX
Q4 25
$1.0B
$981.9M
Q3 25
$1.9B
$860.5M
Q2 25
$2.3B
$331.7M
Q1 25
$1.6B
$204.8M
Q4 24
$2.0B
$549.9M
Q3 24
$3.0B
$415.6M
Q2 24
$2.4B
$199.4M
Q1 24
$2.6B
$100.8M
Total Debt
APD
APD
FIX
FIX
Q4 25
$145.2M
Q3 25
$136.0M
Q2 25
$73.0M
Q1 25
$67.8M
Q4 24
$68.3M
Q3 24
$62.3M
Q2 24
$73.4M
Q1 24
$77.0M
Stockholders' Equity
APD
APD
FIX
FIX
Q4 25
$15.4B
$2.4B
Q3 25
$15.0B
$2.2B
Q2 25
$15.5B
$2.0B
Q1 25
$14.7B
$1.8B
Q4 24
$16.7B
$1.7B
Q3 24
$17.0B
$1.6B
Q2 24
$15.1B
$1.5B
Q1 24
$14.9B
$1.4B
Total Assets
APD
APD
FIX
FIX
Q4 25
$41.2B
$6.4B
Q3 25
$41.1B
$5.8B
Q2 25
$41.7B
$5.1B
Q1 25
$38.9B
$4.6B
Q4 24
$40.0B
$4.7B
Q3 24
$39.6B
$4.4B
Q2 24
$37.0B
$4.2B
Q1 24
$35.9B
$3.9B
Debt / Equity
APD
APD
FIX
FIX
Q4 25
0.06×
Q3 25
0.06×
Q2 25
0.04×
Q1 25
0.04×
Q4 24
0.04×
Q3 24
0.04×
Q2 24
0.05×
Q1 24
0.06×

Cash Flow & Capital Efficiency

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

Metric
APD
APD
FIX
FIX
Operating Cash FlowLast quarter
$900.7M
$468.5M
Free Cash FlowOCF − Capex
$-350.5M
$402.4M
FCF MarginFCF / Revenue
-11.3%
15.2%
Capex IntensityCapex / Revenue
40.3%
2.5%
Cash ConversionOCF / Net Profit
1.33×
1.42×
TTM Free Cash FlowTrailing 4 quarters
$1.0B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
APD
APD
FIX
FIX
Q4 25
$900.7M
$468.5M
Q3 25
$553.3M
Q2 25
$855.8M
$252.5M
Q1 25
$328.1M
$-88.0M
Q4 24
$811.7M
$210.5M
Q3 24
$302.2M
Q2 24
$1.3B
$189.9M
Q1 24
$801.7M
$146.6M
Free Cash Flow
APD
APD
FIX
FIX
Q4 25
$-350.5M
$402.4M
Q3 25
$517.9M
Q2 25
$-640.0M
$221.2M
Q1 25
$-1.6B
$-110.2M
Q4 24
$-1.3B
$169.8M
Q3 24
$280.1M
Q2 24
$-345.2M
$166.5M
Q1 24
$-867.7M
$121.6M
FCF Margin
APD
APD
FIX
FIX
Q4 25
-11.3%
15.2%
Q3 25
21.1%
Q2 25
-21.2%
10.2%
Q1 25
-53.6%
-6.0%
Q4 24
-44.5%
9.1%
Q3 24
15.5%
Q2 24
-11.6%
9.2%
Q1 24
-29.6%
7.9%
Capex Intensity
APD
APD
FIX
FIX
Q4 25
40.3%
2.5%
Q3 25
47.9%
1.4%
Q2 25
49.5%
1.4%
Q1 25
64.9%
1.2%
Q4 24
72.2%
2.2%
Q3 24
65.1%
1.2%
Q2 24
53.8%
1.3%
Q1 24
57.0%
1.6%
Cash Conversion
APD
APD
FIX
FIX
Q4 25
1.33×
1.42×
Q3 25
1.90×
Q2 25
1.20×
1.09×
Q1 25
-0.52×
Q4 24
1.31×
1.44×
Q3 24
2.07×
Q2 24
1.81×
1.42×
Q1 24
1.40×
1.52×

Financial Flow Comparison

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

Revenue Breakdown by Segment

APD
APD

Other$1.6B53%
Onsite$783.9M25%
Merchant$557.8M18%
Saleof Equipment$117.0M4%

FIX
FIX

Electrical Segment$823.7M31%
Manufacturing Customer$542.7M21%
Existing Building Construction$491.4M19%
Healthcare Sector Customer$220.8M8%
Service Projects$153.0M6%
Education$137.5M5%
Government Customer$131.0M5%
Office Building Customer$88.2M3%
Other Customer$40.7M2%
Multi Family And Residential$33.7M1%

Related Comparisons