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Side-by-side financial comparison of Delta Air Lines (DAL) and Schlumberger (SLB). Click either name above to swap in a different company.

Delta Air Lines is the larger business by last-quarter revenue ($16.0B vs $8.7B, roughly 1.8× Schlumberger). On growth, Delta Air Lines posted the faster year-over-year revenue change (14.0% vs 2.7%). Over the past eight quarters, Delta Air Lines's revenue compounded faster (-2.0% CAGR vs -2.3%).

Delta Air Lines, Inc. is a major airline in the United States headquartered in Atlanta, Georgia, operating nine hubs, with Hartsfield–Jackson Atlanta International Airport being its largest in terms of total passengers and number of departures. With its regional subsidiaries and contractors operating under the brand name Delta Connection, Delta has over 5,400 flights daily and serves 325 destinations in 52 countries on six continents.

SLB, formerly known as Schlumberger, is an American multinational oilfield services company. Founded in France in 1926, the company is now incorporated as SLB N.V. in Willemstad, Curaçao, with principal executive offices in four cities: Paris, France; Houston, Texas, United States; London, UK; and The Hague, Netherlands. As of 2022, it is both the world's largest offshore drilling company and the world's largest offshore drilling contractor by revenue.

DAL vs SLB — Head-to-Head

Bigger by revenue
DAL
DAL
1.8× larger
DAL
$16.0B
$8.7B
SLB
Growing faster (revenue YoY)
DAL
DAL
+11.3% gap
DAL
14.0%
2.7%
SLB
Faster 2-yr revenue CAGR
DAL
DAL
Annualised
DAL
-2.0%
-2.3%
SLB

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
DAL
DAL
SLB
SLB
Revenue
$16.0B
$8.7B
Net Profit
$752.0M
Gross Margin
Operating Margin
9.2%
Net Margin
8.6%
Revenue YoY
14.0%
2.7%
Net Profit YoY
-5.6%
EPS (diluted)
$1.85
$0.50

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
DAL
DAL
SLB
SLB
Q1 26
$16.0B
$8.7B
Q4 25
$16.0B
$9.7B
Q3 25
$16.7B
$8.9B
Q2 25
$16.6B
$8.5B
Q1 25
$14.0B
$8.5B
Q4 24
$15.6B
$9.3B
Q3 24
$15.7B
$9.2B
Q2 24
$16.7B
$9.1B
Net Profit
DAL
DAL
SLB
SLB
Q1 26
$752.0M
Q4 25
$1.2B
$824.0M
Q3 25
$1.4B
$739.0M
Q2 25
$2.1B
$1.0B
Q1 25
$240.0M
$797.0M
Q4 24
$843.0M
$1.1B
Q3 24
$1.3B
$1.2B
Q2 24
$1.3B
$1.1B
Operating Margin
DAL
DAL
SLB
SLB
Q1 26
9.2%
Q4 25
9.2%
9.7%
Q3 25
10.1%
11.2%
Q2 25
12.6%
15.0%
Q1 25
4.1%
12.5%
Q4 24
11.0%
14.9%
Q3 24
8.9%
16.5%
Q2 24
13.6%
15.5%
Net Margin
DAL
DAL
SLB
SLB
Q1 26
8.6%
Q4 25
7.6%
8.5%
Q3 25
8.5%
8.3%
Q2 25
12.8%
11.9%
Q1 25
1.7%
9.4%
Q4 24
5.4%
11.8%
Q3 24
8.1%
12.9%
Q2 24
7.8%
12.2%
EPS (diluted)
DAL
DAL
SLB
SLB
Q1 26
$1.85
$0.50
Q4 25
$1.85
$0.53
Q3 25
$2.17
$0.50
Q2 25
$3.27
$0.74
Q1 25
$0.37
$0.58
Q4 24
$1.29
$0.77
Q3 24
$1.97
$0.83
Q2 24
$2.01
$0.77

Balance Sheet & Financial Strength

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

Metric
DAL
DAL
SLB
SLB
Cash + ST InvestmentsLiquidity on hand
$4.3B
$3.4B
Total DebtLower is stronger
$12.5B
$9.7B
Stockholders' EquityBook value
$20.9B
$27.4B
Total Assets
$81.3B
$19.3B
Debt / EquityLower = less leverage
0.60×
0.35×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DAL
DAL
SLB
SLB
Q1 26
$4.3B
$3.4B
Q4 25
$4.3B
$1.2B
Q3 25
$3.8B
$571.0M
Q2 25
$3.3B
$511.0M
Q1 25
$3.7B
$961.0M
Q4 24
$3.1B
$1.1B
Q3 24
$4.0B
$1.4B
Q2 24
$4.2B
$1.1B
Total Debt
DAL
DAL
SLB
SLB
Q1 26
$12.5B
$9.7B
Q4 25
$12.5B
Q3 25
$12.8B
Q2 25
$12.8B
Q1 25
$12.9B
Q4 24
$14.0B
Q3 24
$14.4B
Q2 24
$15.0B
Stockholders' Equity
DAL
DAL
SLB
SLB
Q1 26
$20.9B
$27.4B
Q4 25
$20.9B
$26.1B
Q3 25
$18.8B
$25.6B
Q2 25
$17.4B
$20.3B
Q1 25
$15.4B
$19.5B
Q4 24
$15.3B
$21.1B
Q3 24
$13.6B
$21.5B
Q2 24
$12.4B
$21.1B
Total Assets
DAL
DAL
SLB
SLB
Q1 26
$81.3B
$19.3B
Q4 25
$81.3B
$54.9B
Q3 25
$79.6B
$55.1B
Q2 25
$78.4B
$48.8B
Q1 25
$77.3B
$49.0B
Q4 24
$75.4B
$48.9B
Q3 24
$75.4B
$49.8B
Q2 24
$75.2B
$49.4B
Debt / Equity
DAL
DAL
SLB
SLB
Q1 26
0.60×
0.35×
Q4 25
0.60×
Q3 25
0.68×
Q2 25
0.74×
Q1 25
0.83×
Q4 24
0.92×
Q3 24
1.05×
Q2 24
1.21×

Cash Flow & Capital Efficiency

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

Metric
DAL
DAL
SLB
SLB
Operating Cash FlowLast quarter
Free Cash FlowOCF − Capex
$103.0M
FCF MarginFCF / Revenue
1.2%
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$4.6B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
DAL
DAL
SLB
SLB
Q1 26
Q4 25
$2.3B
$3.0B
Q3 25
$1.8B
$1.7B
Q2 25
$1.9B
$1.1B
Q1 25
$2.4B
$660.0M
Q4 24
$1.9B
$2.4B
Q3 24
$1.3B
$2.4B
Q2 24
$2.4B
$1.4B
Free Cash Flow
DAL
DAL
SLB
SLB
Q1 26
$103.0M
Q4 25
$1.4B
$2.5B
Q3 25
$687.0M
$1.3B
Q2 25
$648.0M
$771.0M
Q1 25
$1.2B
$262.0M
Q4 24
$583.0M
$1.8B
Q3 24
$-54.0M
$2.0B
Q2 24
$1.1B
$973.0M
FCF Margin
DAL
DAL
SLB
SLB
Q1 26
1.2%
Q4 25
8.5%
25.5%
Q3 25
4.1%
14.3%
Q2 25
3.9%
9.0%
Q1 25
8.2%
3.1%
Q4 24
3.7%
19.2%
Q3 24
-0.3%
21.7%
Q2 24
6.8%
10.6%
Capex Intensity
DAL
DAL
SLB
SLB
Q1 26
Q4 25
5.7%
5.3%
Q3 25
7.0%
4.6%
Q2 25
7.3%
4.3%
Q1 25
8.7%
4.7%
Q4 24
8.4%
6.6%
Q3 24
8.5%
5.0%
Q2 24
7.9%
5.1%
Cash Conversion
DAL
DAL
SLB
SLB
Q1 26
Q4 25
1.86×
3.65×
Q3 25
1.30×
2.28×
Q2 25
0.87×
1.13×
Q1 25
9.91×
0.83×
Q4 24
2.25×
2.18×
Q3 24
1.00×
2.06×
Q2 24
1.88×
1.29×

Financial Flow Comparison

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

Revenue Breakdown by Segment

DAL
DAL

Passenger Air Traffic$10.8B67%
Product And Service Other Refinery$1.7B10%
Product And Service Other Loyalty Program$1.2B8%
Passenger Loyalty Travel Awards$1.0B6%
Passenger Travel Related Services$506.0M3%
Product And Service Other Ancillary Businesses$380.0M2%
Cargo And Freight$226.0M1%
Product And Service Other Miscellaneous$71.0M0%

SLB
SLB

Segment breakdown not available.

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