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Side-by-side financial comparison of GATX CORP (GATX) and SUN COMMUNITIES INC (SUI). Click either name above to swap in a different company.

SUN COMMUNITIES INC is the larger business by last-quarter revenue ($697.2M vs $449.0M, roughly 1.6× GATX CORP). GATX CORP runs the higher net margin — 21.6% vs 1.7%, a 19.9% gap on every dollar of revenue. On growth, GATX CORP posted the faster year-over-year revenue change (8.6% vs -25.8%). Over the past eight quarters, GATX CORP's revenue compounded faster (8.7% CAGR vs -2.1%).

GATX Corporation is a railcar lessor that owns fleets in North America, Europe, and Asia. In addition, jointly with Rolls-Royce Limited, it owns one of the largest aircraft spare engine lease portfolios. It is headquartered in Chicago, Illinois. As of December 31, 2020, the company owned 148,939 rail cars, including 83,959 tank cars, 64,980 freight cars, and 645 locomotives. Other major car types owned include covered hoppers, open-top hopper cars, and gondolas. It primarily serves the petrol...

Sun Communities is a publicly traded real estate investment trust that invests in manufactured housing communities and recreational vehicle communities. As of June 2, 2025, the company owned interests in 500 such properties in the United States, Canada, and the UK..

GATX vs SUI — Head-to-Head

Bigger by revenue
SUI
SUI
1.6× larger
SUI
$697.2M
$449.0M
GATX
Growing faster (revenue YoY)
GATX
GATX
+34.4% gap
GATX
8.6%
-25.8%
SUI
Higher net margin
GATX
GATX
19.9% more per $
GATX
21.6%
1.7%
SUI
Faster 2-yr revenue CAGR
GATX
GATX
Annualised
GATX
8.7%
-2.1%
SUI

Income Statement — Q4 FY2025 vs Q2 FY2026

Metric
GATX
GATX
SUI
SUI
Revenue
$449.0M
$697.2M
Net Profit
$97.0M
$12.1M
Gross Margin
Operating Margin
15.6%
Net Margin
21.6%
1.7%
Revenue YoY
8.6%
-25.8%
Net Profit YoY
26.8%
-96.0%
EPS (diluted)
$2.66
$0.07

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
GATX
GATX
SUI
SUI
Q4 25
$449.0M
Q3 25
$439.3M
$697.2M
Q2 25
$430.5M
$623.5M
Q1 25
$421.6M
$470.2M
Q4 24
$413.5M
$745.9M
Q3 24
$405.4M
$939.9M
Q2 24
$386.7M
$864.0M
Q1 24
$379.9M
$671.3M
Net Profit
GATX
GATX
SUI
SUI
Q4 25
$97.0M
Q3 25
$82.2M
$12.1M
Q2 25
$75.5M
$1.3B
Q1 25
$78.6M
$-41.2M
Q4 24
$76.5M
$-228.4M
Q3 24
$89.0M
$300.5M
Q2 24
$44.4M
$56.7M
Q1 24
$74.3M
$-25.2M
Operating Margin
GATX
GATX
SUI
SUI
Q4 25
15.6%
Q3 25
13.3%
Q2 25
18.7%
Q1 25
16.6%
Q4 24
14.6%
Q3 24
21.1%
Q2 24
10.9%
Q1 24
19.3%
Net Margin
GATX
GATX
SUI
SUI
Q4 25
21.6%
Q3 25
18.7%
1.7%
Q2 25
17.5%
210.8%
Q1 25
18.6%
-8.8%
Q4 24
18.5%
-30.6%
Q3 24
22.0%
32.0%
Q2 24
11.5%
6.6%
Q1 24
19.6%
-3.8%
EPS (diluted)
GATX
GATX
SUI
SUI
Q4 25
$2.66
Q3 25
$2.25
$0.07
Q2 25
$2.06
$10.02
Q1 25
$2.15
$-0.34
Q4 24
$2.11
$-1.80
Q3 24
$2.43
$2.31
Q2 24
$1.21
$0.42
Q1 24
$2.03
$-0.22

Balance Sheet & Financial Strength

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

Metric
GATX
GATX
SUI
SUI
Cash + ST InvestmentsLiquidity on hand
$743.0M
$542.7M
Total DebtLower is stronger
$12.5B
Stockholders' EquityBook value
$2.8B
$7.0B
Total Assets
$18.0B
$12.8B
Debt / EquityLower = less leverage
4.55×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
GATX
GATX
SUI
SUI
Q4 25
$743.0M
Q3 25
$696.1M
$542.7M
Q2 25
$754.6M
$889.7M
Q1 25
$757.2M
Q4 24
$401.6M
$47.4M
Q3 24
$503.7M
Q2 24
$823.6M
Q1 24
$479.1M
Total Debt
GATX
GATX
SUI
SUI
Q4 25
$12.5B
Q3 25
Q2 25
Q1 25
Q4 24
$8.3B
$7.4B
Q3 24
Q2 24
Q1 24
Stockholders' Equity
GATX
GATX
SUI
SUI
Q4 25
$2.8B
Q3 25
$2.7B
$7.0B
Q2 25
$2.7B
$7.4B
Q1 25
$2.5B
$6.9B
Q4 24
$2.4B
$7.1B
Q3 24
$2.4B
$7.5B
Q2 24
$2.3B
$6.9B
Q1 24
$2.3B
$6.9B
Total Assets
GATX
GATX
SUI
SUI
Q4 25
$18.0B
Q3 25
$13.3B
$12.8B
Q2 25
$13.2B
$13.4B
Q1 25
$13.0B
$16.5B
Q4 24
$12.3B
$16.5B
Q3 24
$12.4B
$17.1B
Q2 24
$12.2B
$17.0B
Q1 24
$11.6B
$17.1B
Debt / Equity
GATX
GATX
SUI
SUI
Q4 25
4.55×
Q3 25
Q2 25
Q1 25
Q4 24
3.39×
1.04×
Q3 24
Q2 24
Q1 24

Cash Flow & Capital Efficiency

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

Metric
GATX
GATX
SUI
SUI
Operating Cash FlowLast quarter
$144.3M
$197.8M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
1.49×
16.35×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
GATX
GATX
SUI
SUI
Q4 25
$144.3M
Q3 25
$218.3M
$197.8M
Q2 25
$161.3M
$256.0M
Q1 25
$124.2M
$243.9M
Q4 24
$206.0M
$118.0M
Q3 24
$160.2M
$189.2M
Q2 24
$138.3M
$311.3M
Q1 24
$97.6M
$242.5M
Cash Conversion
GATX
GATX
SUI
SUI
Q4 25
1.49×
Q3 25
2.66×
16.35×
Q2 25
2.14×
0.19×
Q1 25
1.58×
Q4 24
2.69×
Q3 24
1.80×
0.63×
Q2 24
3.11×
5.49×
Q1 24
1.31×

Financial Flow Comparison

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

Revenue Breakdown by Segment

GATX
GATX

Rail North America$300.9M67%
Rail International$104.1M23%
Other$33.8M8%
Other Business Segments$10.2M2%

SUI
SUI

Segment breakdown not available.

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