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Side-by-side financial comparison of Pfizer (PFE) and RIO TINTO PLC (RIO). Click either name above to swap in a different company.

RIO TINTO PLC is the larger business by last-quarter revenue ($30.8B vs $17.6B, roughly 1.8× Pfizer). RIO TINTO PLC runs the higher net margin — 18.6% vs -9.4%, a 28.0% gap on every dollar of revenue. On growth, RIO TINTO PLC posted the faster year-over-year revenue change (14.6% vs -1.2%). Pfizer produced more free cash flow last quarter ($4.5B vs $2.3B).

Pfizer Inc. is an American multinational pharmaceutical and biotechnology corporation headquartered at The Spiral in Manhattan, New York City. Founded in 1849 in New York by German entrepreneurs Charles Pfizer (1824–1906) and Charles F. Erhart (1821–1891), Pfizer is one of the oldest pharmaceutical companies in North America.

Rio Tinto Group is a British-Australian multinational mining company headquartered in London, England, and Melbourne, Australia. It was founded in 1873 when a group of British investors purchased a mine complex on the Río Tinto, in Huelva, Spain, from the Spanish government. It has grown through a long series of mergers and acquisitions and is today a major producer of commodities such as copper, iron ore, aluminium and lithium.

PFE vs RIO — Head-to-Head

Bigger by revenue
RIO
RIO
1.8× larger
RIO
$30.8B
$17.6B
PFE
Growing faster (revenue YoY)
RIO
RIO
+15.7% gap
RIO
14.6%
-1.2%
PFE
Higher net margin
RIO
RIO
28.0% more per $
RIO
18.6%
-9.4%
PFE
More free cash flow
PFE
PFE
$2.2B more FCF
PFE
$4.5B
$2.3B
RIO

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
PFE
PFE
RIO
RIO
Revenue
$17.6B
$30.8B
Net Profit
$-1.6B
$5.7B
Gross Margin
70.0%
Operating Margin
-9.4%
25.9%
Net Margin
-9.4%
18.6%
Revenue YoY
-1.2%
14.6%
Net Profit YoY
-501.7%
0.5%
EPS (diluted)
$-0.29
$3.32

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
PFE
PFE
RIO
RIO
Q4 25
$17.6B
$30.8B
Q3 25
$16.7B
Q2 25
$14.7B
Q1 25
$13.7B
Q4 24
$17.8B
$26.9B
Q3 24
$17.7B
Q2 24
$13.3B
Q1 24
$14.9B
Net Profit
PFE
PFE
RIO
RIO
Q4 25
$-1.6B
$5.7B
Q3 25
$3.5B
Q2 25
$2.9B
Q1 25
$3.0B
Q4 24
$410.0M
$5.7B
Q3 24
$4.5B
Q2 24
$41.0M
Q1 24
$3.1B
Gross Margin
PFE
PFE
RIO
RIO
Q4 25
70.0%
Q3 25
74.9%
Q2 25
74.2%
Q1 25
79.3%
Q4 24
66.7%
Q3 24
70.3%
Q2 24
75.2%
Q1 24
77.3%
Operating Margin
PFE
PFE
RIO
RIO
Q4 25
-9.4%
25.9%
Q3 25
20.0%
Q2 25
20.8%
Q1 25
20.3%
Q4 24
-0.1%
27.5%
Q3 24
26.6%
Q2 24
-0.8%
Q1 24
23.0%
Net Margin
PFE
PFE
RIO
RIO
Q4 25
-9.4%
18.6%
Q3 25
21.3%
Q2 25
19.9%
Q1 25
21.6%
Q4 24
2.3%
21.2%
Q3 24
25.2%
Q2 24
0.3%
Q1 24
20.9%
EPS (diluted)
PFE
PFE
RIO
RIO
Q4 25
$-0.29
$3.32
Q3 25
$0.62
Q2 25
$0.51
Q1 25
$0.52
Q4 24
$0.07
$3.51
Q3 24
$0.78
Q2 24
$0.01
Q1 24
$0.55

Balance Sheet & Financial Strength

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

Metric
PFE
PFE
RIO
RIO
Cash + ST InvestmentsLiquidity on hand
$1.1B
$9.4B
Total DebtLower is stronger
$21.9B
Stockholders' EquityBook value
$86.5B
$67.0B
Total Assets
$208.2B
$128.1B
Debt / EquityLower = less leverage
0.33×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
PFE
PFE
RIO
RIO
Q4 25
$1.1B
$9.4B
Q3 25
$1.3B
Q2 25
$1.6B
Q1 25
$1.4B
Q4 24
$1.0B
$8.8B
Q3 24
$1.1B
Q2 24
$1.1B
Q1 24
$719.0M
Total Debt
PFE
PFE
RIO
RIO
Q4 25
$21.9B
Q3 25
Q2 25
Q1 25
Q4 24
$12.4B
Q3 24
Q2 24
Q1 24
Stockholders' Equity
PFE
PFE
RIO
RIO
Q4 25
$86.5B
$67.0B
Q3 25
$92.8B
Q2 25
$88.7B
Q1 25
$90.3B
Q4 24
$88.2B
$58.0B
Q3 24
$92.3B
Q2 24
$87.7B
Q1 24
$92.3B
Total Assets
PFE
PFE
RIO
RIO
Q4 25
$208.2B
$128.1B
Q3 25
$208.7B
Q2 25
$206.1B
Q1 25
$208.0B
Q4 24
$213.4B
$102.8B
Q3 24
$219.5B
Q2 24
$216.2B
Q1 24
$221.1B
Debt / Equity
PFE
PFE
RIO
RIO
Q4 25
0.33×
Q3 25
Q2 25
Q1 25
Q4 24
0.21×
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
PFE
PFE
RIO
RIO
Operating Cash FlowLast quarter
$5.3B
$9.9B
Free Cash FlowOCF − Capex
$4.5B
$2.3B
FCF MarginFCF / Revenue
25.6%
7.5%
Capex IntensityCapex / Revenue
4.8%
24.7%
Cash ConversionOCF / Net Profit
1.73×
TTM Free Cash FlowTrailing 4 quarters
$9.1B
$11.4B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
PFE
PFE
RIO
RIO
Q4 25
$5.3B
$9.9B
Q3 25
$4.6B
Q2 25
$-582.0M
Q1 25
$2.3B
Q4 24
$6.7B
$8.5B
Q3 24
$6.7B
Q2 24
$-1.8B
Q1 24
$1.1B
Free Cash Flow
PFE
PFE
RIO
RIO
Q4 25
$4.5B
$2.3B
Q3 25
$4.0B
Q2 25
$-1.2B
Q1 25
$1.8B
Q4 24
$5.8B
$2.9B
Q3 24
$6.1B
Q2 24
$-2.4B
Q1 24
$386.0M
FCF Margin
PFE
PFE
RIO
RIO
Q4 25
25.6%
7.5%
Q3 25
24.0%
Q2 25
-8.2%
Q1 25
12.9%
Q4 24
32.7%
10.9%
Q3 24
34.3%
Q2 24
-18.2%
Q1 24
2.6%
Capex Intensity
PFE
PFE
RIO
RIO
Q4 25
4.8%
24.7%
Q3 25
3.6%
Q2 25
4.2%
Q1 25
4.1%
Q4 24
5.2%
20.9%
Q3 24
3.7%
Q2 24
4.8%
Q1 24
4.7%
Cash Conversion
PFE
PFE
RIO
RIO
Q4 25
1.73×
Q3 25
1.30×
Q2 25
-0.20×
Q1 25
0.79×
Q4 24
16.39×
1.50×
Q3 24
1.50×
Q2 24
-43.44×
Q1 24
0.35×

Financial Flow Comparison

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

Revenue Breakdown by Segment

PFE
PFE

U.S.Commercial Division$9.0B51%
Specialty Care$4.8B27%
Total Alliance Biopharmaceuticals$2.6B15%
Royalty$480.0M3%
Pfizer Centre One$409.0M2%

RIO
RIO

Segment breakdown not available.

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