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

RIO TINTO PLC is the larger business by last-quarter revenue ($30.8B vs $22.1B, roughly 1.4× RTX Corporation). RIO TINTO PLC runs the higher net margin — 18.6% vs 9.3%, a 9.2% gap on every dollar of revenue. On growth, RIO TINTO PLC posted the faster year-over-year revenue change (14.6% vs 8.7%). RIO TINTO PLC produced more free cash flow last quarter ($2.3B vs $1.3B).

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.

RTX Corporation, formerly Raytheon Technologies Corporation, is an American multinational aerospace and defense conglomerate headquartered in Arlington, Virginia. It is one of the largest aerospace and defense manufacturers in the world by revenue and market capitalization, as well as one of the largest providers of intelligence services. In 2023, the company's seat in the Forbes Global 2000 was 79.

RIO vs RTX — Head-to-Head

Bigger by revenue
RIO
RIO
1.4× larger
RIO
$30.8B
$22.1B
RTX
Growing faster (revenue YoY)
RIO
RIO
+5.8% gap
RIO
14.6%
8.7%
RTX
Higher net margin
RIO
RIO
9.2% more per $
RIO
18.6%
9.3%
RTX
More free cash flow
RIO
RIO
$998.0M more FCF
RIO
$2.3B
$1.3B
RTX

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
RIO
RIO
RTX
RTX
Revenue
$30.8B
$22.1B
Net Profit
$5.7B
$2.1B
Gross Margin
20.8%
Operating Margin
25.9%
5.9%
Net Margin
18.6%
9.3%
Revenue YoY
14.6%
8.7%
Net Profit YoY
0.5%
34.1%
EPS (diluted)
$3.32
$1.51

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
RIO
RIO
RTX
RTX
Q1 26
$22.1B
Q4 25
$30.8B
$24.2B
Q3 25
$22.5B
Q2 25
$21.6B
Q1 25
$20.3B
Q4 24
$26.9B
$21.6B
Q3 24
$20.1B
Q2 24
$19.7B
Net Profit
RIO
RIO
RTX
RTX
Q1 26
$2.1B
Q4 25
$5.7B
$1.6B
Q3 25
$1.9B
Q2 25
$1.7B
Q1 25
$1.5B
Q4 24
$5.7B
$1.5B
Q3 24
$1.5B
Q2 24
$111.0M
Gross Margin
RIO
RIO
RTX
RTX
Q1 26
20.8%
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Operating Margin
RIO
RIO
RTX
RTX
Q1 26
5.9%
Q4 25
25.9%
10.7%
Q3 25
11.2%
Q2 25
9.9%
Q1 25
10.0%
Q4 24
27.5%
9.8%
Q3 24
10.1%
Q2 24
2.7%
Net Margin
RIO
RIO
RTX
RTX
Q1 26
9.3%
Q4 25
18.6%
6.7%
Q3 25
8.5%
Q2 25
7.7%
Q1 25
7.6%
Q4 24
21.2%
6.9%
Q3 24
7.3%
Q2 24
0.6%
EPS (diluted)
RIO
RIO
RTX
RTX
Q1 26
$1.51
Q4 25
$3.32
$1.19
Q3 25
$1.41
Q2 25
$1.22
Q1 25
$1.14
Q4 24
$3.51
$1.10
Q3 24
$1.09
Q2 24
$0.08

Balance Sheet & Financial Strength

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

Metric
RIO
RIO
RTX
RTX
Cash + ST InvestmentsLiquidity on hand
$9.4B
$6.8B
Total DebtLower is stronger
$21.9B
$33.2B
Stockholders' EquityBook value
$67.0B
$68.0B
Total Assets
$128.1B
$170.4B
Debt / EquityLower = less leverage
0.33×
0.49×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
RIO
RIO
RTX
RTX
Q1 26
$6.8B
Q4 25
$9.4B
$8.2B
Q3 25
$6.7B
Q2 25
$5.5B
Q1 25
$5.8B
Q4 24
$8.8B
$6.4B
Q3 24
$7.4B
Q2 24
$6.7B
Total Debt
RIO
RIO
RTX
RTX
Q1 26
$33.2B
Q4 25
$21.9B
$34.3B
Q3 25
$38.3B
Q2 25
$38.3B
Q1 25
$38.2B
Q4 24
$12.4B
$38.7B
Q3 24
$38.8B
Q2 24
$40.3B
Stockholders' Equity
RIO
RIO
RTX
RTX
Q1 26
$68.0B
Q4 25
$67.0B
$65.2B
Q3 25
$64.5B
Q2 25
$62.4B
Q1 25
$61.5B
Q4 24
$58.0B
$60.2B
Q3 24
$61.1B
Q2 24
$59.0B
Total Assets
RIO
RIO
RTX
RTX
Q1 26
$170.4B
Q4 25
$128.1B
$171.1B
Q3 25
$168.7B
Q2 25
$167.1B
Q1 25
$164.9B
Q4 24
$102.8B
$162.9B
Q3 24
$164.8B
Q2 24
$161.2B
Debt / Equity
RIO
RIO
RTX
RTX
Q1 26
0.49×
Q4 25
0.33×
0.53×
Q3 25
0.59×
Q2 25
0.61×
Q1 25
0.62×
Q4 24
0.21×
0.64×
Q3 24
0.64×
Q2 24
0.68×

Cash Flow & Capital Efficiency

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

Metric
RIO
RIO
RTX
RTX
Operating Cash FlowLast quarter
$9.9B
Free Cash FlowOCF − Capex
$2.3B
$1.3B
FCF MarginFCF / Revenue
7.5%
5.9%
Capex IntensityCapex / Revenue
24.7%
2.5%
Cash ConversionOCF / Net Profit
1.73×
TTM Free Cash FlowTrailing 4 quarters
$11.4B
$8.5B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
RIO
RIO
RTX
RTX
Q1 26
Q4 25
$9.9B
$4.2B
Q3 25
$4.6B
Q2 25
$458.0M
Q1 25
$1.3B
Q4 24
$8.5B
$1.6B
Q3 24
$2.5B
Q2 24
$2.7B
Free Cash Flow
RIO
RIO
RTX
RTX
Q1 26
$1.3B
Q4 25
$2.3B
$3.2B
Q3 25
$4.0B
Q2 25
$-72.0M
Q1 25
$792.0M
Q4 24
$2.9B
$492.0M
Q3 24
$2.0B
Q2 24
$2.2B
FCF Margin
RIO
RIO
RTX
RTX
Q1 26
5.9%
Q4 25
7.5%
13.2%
Q3 25
17.9%
Q2 25
-0.3%
Q1 25
3.9%
Q4 24
10.9%
2.3%
Q3 24
9.8%
Q2 24
11.1%
Capex Intensity
RIO
RIO
RTX
RTX
Q1 26
2.5%
Q4 25
24.7%
4.0%
Q3 25
2.7%
Q2 25
2.5%
Q1 25
2.5%
Q4 24
20.9%
4.9%
Q3 24
2.7%
Q2 24
2.7%
Cash Conversion
RIO
RIO
RTX
RTX
Q1 26
Q4 25
1.73×
2.57×
Q3 25
2.42×
Q2 25
0.28×
Q1 25
0.85×
Q4 24
1.50×
1.05×
Q3 24
1.71×
Q2 24
24.62×

Financial Flow Comparison

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

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