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Side-by-side financial comparison of Cummins (CMI) and FLEX LTD. (FLEX). Click either name above to swap in a different company.

Cummins is the larger business by last-quarter revenue ($8.5B vs $7.1B, roughly 1.2× FLEX LTD.). Cummins runs the higher net margin — 7.3% vs 3.4%, a 3.9% gap on every dollar of revenue. On growth, FLEX LTD. posted the faster year-over-year revenue change (7.7% vs 1.1%). Cummins produced more free cash flow last quarter ($990.0M vs $272.0M). Over the past eight quarters, FLEX LTD.'s revenue compounded faster (25.2% CAGR vs 0.8%).

Cummins Inc. is an American multinational corporation that designs, manufactures, and distributes diesel engines, electric vehicle components, and power generation products. Cummins also services engines and related equipment, including fuel systems, air handling systems controls, filtration, emission control, electrical power generation systems, and engine control units.

Flex Ltd. is a Singaporean–American multinational manufacturing company. It is the third largest global electronics manufacturing services (EMS), original design manufacturer (ODM) company by revenue, behind only Pegatron for what concerns original equipment manufacturers. Flex's U.S. corporate headquarters are located in Austin, Texas. The company has manufacturing operations in over 30 countries, totaling about 172,000 employees.

CMI vs FLEX — Head-to-Head

Bigger by revenue
CMI
CMI
1.2× larger
CMI
$8.5B
$7.1B
FLEX
Growing faster (revenue YoY)
FLEX
FLEX
+6.6% gap
FLEX
7.7%
1.1%
CMI
Higher net margin
CMI
CMI
3.9% more per $
CMI
7.3%
3.4%
FLEX
More free cash flow
CMI
CMI
$718.0M more FCF
CMI
$990.0M
$272.0M
FLEX
Faster 2-yr revenue CAGR
FLEX
FLEX
Annualised
FLEX
25.2%
0.8%
CMI

Income Statement — Q4 FY2025 vs Q3 FY2026

Metric
CMI
CMI
FLEX
FLEX
Revenue
$8.5B
$7.1B
Net Profit
$620.0M
$239.0M
Gross Margin
22.9%
9.6%
Operating Margin
9.5%
5.5%
Net Margin
7.3%
3.4%
Revenue YoY
1.1%
7.7%
Net Profit YoY
39.3%
-9.1%
EPS (diluted)
$4.25
$0.64

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
CMI
CMI
FLEX
FLEX
Q4 25
$8.5B
$7.1B
Q3 25
$8.3B
$6.8B
Q2 25
$8.6B
$6.6B
Q1 25
$8.2B
$6.4B
Q4 24
$8.4B
$6.6B
Q3 24
$8.5B
$6.5B
Q2 24
$8.8B
$6.3B
Q1 24
$8.4B
$4.5B
Net Profit
CMI
CMI
FLEX
FLEX
Q4 25
$620.0M
$239.0M
Q3 25
$559.0M
$199.0M
Q2 25
$928.0M
$192.0M
Q1 25
$850.0M
$222.0M
Q4 24
$445.0M
$263.0M
Q3 24
$843.0M
$214.0M
Q2 24
$752.0M
$139.0M
Q1 24
$2.0B
$395.0M
Gross Margin
CMI
CMI
FLEX
FLEX
Q4 25
22.9%
9.6%
Q3 25
25.6%
9.0%
Q2 25
26.4%
8.7%
Q1 25
26.4%
8.8%
Q4 24
24.1%
9.1%
Q3 24
25.7%
8.1%
Q2 24
24.9%
7.5%
Q1 24
24.3%
-0.6%
Operating Margin
CMI
CMI
FLEX
FLEX
Q4 25
9.5%
5.5%
Q3 25
10.2%
4.4%
Q2 25
14.2%
4.7%
Q1 25
13.9%
4.8%
Q4 24
8.7%
5.1%
Q3 24
12.4%
4.5%
Q2 24
11.9%
3.7%
Q1 24
11.0%
-3.6%
Net Margin
CMI
CMI
FLEX
FLEX
Q4 25
7.3%
3.4%
Q3 25
6.7%
2.9%
Q2 25
10.7%
2.9%
Q1 25
10.4%
3.5%
Q4 24
5.3%
4.0%
Q3 24
10.0%
3.3%
Q2 24
8.5%
2.2%
Q1 24
24.1%
8.8%
EPS (diluted)
CMI
CMI
FLEX
FLEX
Q4 25
$4.25
$0.64
Q3 25
$3.86
$0.52
Q2 25
$6.43
$0.50
Q1 25
$5.96
$0.56
Q4 24
$3.22
$0.67
Q3 24
$5.86
$0.54
Q2 24
$5.26
$0.34
Q1 24
$14.03
$0.91

Balance Sheet & Financial Strength

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

Metric
CMI
CMI
FLEX
FLEX
Cash + ST InvestmentsLiquidity on hand
$4.4B
$3.1B
Total DebtLower is stronger
$6.8B
$4.4B
Stockholders' EquityBook value
$12.3B
$5.1B
Total Assets
$34.0B
$20.8B
Debt / EquityLower = less leverage
0.55×
0.87×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CMI
CMI
FLEX
FLEX
Q4 25
$4.4B
$3.1B
Q3 25
$3.2B
$2.2B
Q2 25
$3.1B
$2.2B
Q1 25
$2.2B
$2.3B
Q4 24
$2.3B
$2.3B
Q3 24
$2.3B
$2.6B
Q2 24
$2.2B
$2.2B
Q1 24
$3.1B
$2.5B
Total Debt
CMI
CMI
FLEX
FLEX
Q4 25
$6.8B
$4.4B
Q3 25
$6.8B
$3.7B
Q2 25
$6.8B
$3.7B
Q1 25
$4.8B
$3.7B
Q4 24
$4.8B
$3.7B
Q3 24
$4.9B
$3.7B
Q2 24
$5.4B
$3.2B
Q1 24
$5.8B
$3.3B
Stockholders' Equity
CMI
CMI
FLEX
FLEX
Q4 25
$12.3B
$5.1B
Q3 25
$12.1B
$5.0B
Q2 25
$11.8B
$5.1B
Q1 25
$10.9B
$5.0B
Q4 24
$10.3B
$5.0B
Q3 24
$10.3B
$5.0B
Q2 24
$9.6B
$5.0B
Q1 24
$9.1B
$5.3B
Total Assets
CMI
CMI
FLEX
FLEX
Q4 25
$34.0B
$20.8B
Q3 25
$33.6B
$19.5B
Q2 25
$34.3B
$19.1B
Q1 25
$32.5B
$18.4B
Q4 24
$31.5B
$18.3B
Q3 24
$32.1B
$18.6B
Q2 24
$31.3B
$17.7B
Q1 24
$31.8B
$18.3B
Debt / Equity
CMI
CMI
FLEX
FLEX
Q4 25
0.55×
0.87×
Q3 25
0.57×
0.73×
Q2 25
0.58×
0.72×
Q1 25
0.44×
0.74×
Q4 24
0.47×
0.74×
Q3 24
0.47×
0.74×
Q2 24
0.57×
0.64×
Q1 24
0.64×
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
CMI
CMI
FLEX
FLEX
Operating Cash FlowLast quarter
$1.5B
$420.0M
Free Cash FlowOCF − Capex
$990.0M
$272.0M
FCF MarginFCF / Revenue
11.6%
3.9%
Capex IntensityCapex / Revenue
6.4%
2.1%
Cash ConversionOCF / Net Profit
2.47×
1.76×
TTM Free Cash FlowTrailing 4 quarters
$2.4B
$1.2B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CMI
CMI
FLEX
FLEX
Q4 25
$1.5B
$420.0M
Q3 25
$1.3B
$453.0M
Q2 25
$785.0M
$399.0M
Q1 25
$-3.0M
$433.0M
Q4 24
$1.4B
$413.0M
Q3 24
$640.0M
$319.0M
Q2 24
$-851.0M
$340.0M
Q1 24
$276.0M
$679.0M
Free Cash Flow
CMI
CMI
FLEX
FLEX
Q4 25
$990.0M
$272.0M
Q3 25
$1.0B
$303.0M
Q2 25
$554.0M
$266.0M
Q1 25
$-165.0M
$321.0M
Q4 24
$882.0M
$301.0M
Q3 24
$381.0M
$216.0M
Q2 24
$-1.1B
$229.0M
Q1 24
$107.0M
$598.0M
FCF Margin
CMI
CMI
FLEX
FLEX
Q4 25
11.6%
3.9%
Q3 25
12.1%
4.5%
Q2 25
6.4%
4.0%
Q1 25
-2.0%
5.0%
Q4 24
10.4%
4.6%
Q3 24
4.5%
3.3%
Q2 24
-12.4%
3.6%
Q1 24
1.3%
13.3%
Capex Intensity
CMI
CMI
FLEX
FLEX
Q4 25
6.4%
2.1%
Q3 25
3.6%
2.2%
Q2 25
2.7%
2.0%
Q1 25
2.0%
1.8%
Q4 24
6.4%
1.7%
Q3 24
3.1%
1.6%
Q2 24
2.7%
1.8%
Q1 24
2.0%
1.8%
Cash Conversion
CMI
CMI
FLEX
FLEX
Q4 25
2.47×
1.76×
Q3 25
2.33×
2.28×
Q2 25
0.85×
2.08×
Q1 25
-0.00×
1.95×
Q4 24
3.20×
1.57×
Q3 24
0.76×
1.49×
Q2 24
-1.13×
2.45×
Q1 24
0.14×
1.72×

Financial Flow Comparison

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

Revenue Breakdown by Segment

CMI
CMI

Other$2.9B34%
Parts$1.0B12%
Mediumdutytruckandbus$638.0M7%
Heavydutytruck$623.0M7%
Intersegmentsales$620.0M7%
PSBU Power Generation$577.0M7%
Related Party$469.0M5%
Services$449.0M5%
Lightdutyautomotive$440.0M5%
Industrial$333.0M4%
Offhighway$279.0M3%
Generatortechnologies$152.0M2%

FLEX
FLEX

Flex Reliability Solutions FRS$3.2B46%
Transferred At Point In Time$2.7B38%
Transferred Over Time$1.1B16%

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