RIO vs. T
RIO (Rio Tinto Group) and T (AT&T Inc.) are both stocks. RIO operates in Other Industrial Metals & Mining (Basic Materials), while T operates in Telecom Services (Communication Services). Over the past 10 years, RIO returned 18.86%/yr vs 2.10%/yr for T. At a 0.21 correlation, their price movements are largely independent.
Performance
RIO vs. T - Performance Comparison
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Returns By Period
In the year-to-date period, RIO achieves a 14.41% return, which is significantly higher than T's -7.04% return. Over the past 10 years, RIO has outperformed T with an annualized return of 18.86%, while T has yielded a comparatively lower 2.10% annualized return.
RIO
- 1D
- -1.20%
- 1M
- -11.00%
- 6M
- 7.55%
- YTD
- 14.41%
- 1Y
- 54.91%
- 3Y*
- 17.24%
- 5Y*
- 9.21%
- 10Y*
- 18.86%
- ALL TIME*
- 11.71%
T
- 1D
- 0.64%
- 1M
- 2.62%
- 6M
- -2.84%
- YTD
- -7.04%
- 1Y
- -13.37%
- 3Y*
- 20.93%
- 5Y*
- 7.13%
- 10Y*
- 2.10%
- ALL TIME*
- 9.35%
RIO vs. T - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
RIO Rio Tinto Group | 14.41% | 44.47% | -15.36% | 11.06% | 18.48% | -3.67% | 36.22% | 33.18% | -2.93% | 44.87% |
T AT&T Inc. | -7.04% | 13.97% | 44.08% | -2.74% | 5.76% | -8.09% | -21.37% | 45.55% | -22.25% | -4.01% |
Correlation
The correlation between RIO and T is -0.08, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | -0.08 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.03 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.14 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.20 |
Correlation (All Time) Calculated using the full available price history since Jun 28, 1990 | 0.21 |
The correlation between RIO and T shifts across timeframes, from -0.08 (1 year) to 0.21 (all time), reflecting how their relationship changes across market environments.
Fundamentals
RIO:
$144.65B
T:
$152.52B
RIO:
$13.11
T:
$3.05
RIO:
6.79
T:
7.19
RIO:
1.31
T:
1.25
RIO:
$111.41B
T:
$125.65B
RIO:
$31.10B
T:
$105.41B
RIO:
$40.42B
T:
$54.70B
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Return for Risk
RIO vs. T — Risk / Return Rank
RIO
T
RIO vs. T - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Rio Tinto Group (RIO) and AT&T Inc. (T). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| RIO | T | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +2.43 | ||
| Sortino ratioReturn per unit of downside risk | +3.08 | ||
| Omega ratioGain probability vs. loss probability | 1.31 | 0.92 | +0.38 |
| Calmar ratioReturn relative to maximum drawdown | 2.66 | -0.46 | +3.12 |
| Martin ratioReturn relative to average drawdown | 8.59 | -1.03 | +9.62 |
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Drawdowns
RIO vs. T - Drawdown Comparison
The maximum RIO drawdown since its inception was -88.97%, which is greater than T's maximum drawdown of -64.15%. Use the drawdown chart below to compare losses from any high point for RIO and T.
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Drawdown Indicators
| RIO | T | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -88.97% | -64.15% | -24.82% |
Max Drawdown (1Y)Largest decline over 1 year | -20.74% | -28.89% | +8.15% |
Max Drawdown (3Y)Largest decline over 3 years | -24.19% | -28.89% | +4.70% |
Max Drawdown (5Y)Largest decline over 5 years | -35.25% | -32.01% | -3.24% |
Max Drawdown (10Y)Largest decline over 10 years | -37.47% | -42.35% | +4.88% |
Current DrawdownCurrent decline from peak | -20.50% | -21.57% | +1.07% |
Average DrawdownAverage peak-to-trough decline | -23.74% | -15.74% | -8.00% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 6.41% | 12.94% | -6.53% |
Volatility
RIO vs. T - Volatility Comparison
The current volatility for Rio Tinto Group (RIO) is 8.38%, while AT&T Inc. (T) has a volatility of 9.59%. This indicates that RIO experiences smaller price fluctuations and is considered to be less risky than T based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| RIO | T | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 8.38% | 9.59% | -1.21% |
Volatility (6M)Calculated over the trailing 6-month period | 24.96% | 19.91% | +5.05% |
Volatility (1Y)Calculated over the trailing 1-year period | 29.72% | 23.72% | +6.00% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 29.33% | 24.38% | +4.95% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 30.42% | 23.92% | +6.50% |
Dividends
RIO vs. T - Dividend Comparison
RIO's dividend yield for the trailing twelve months is around 4.51%, less than T's 6.58% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
RIO Rio Tinto Group | 4.51% | 4.66% | 7.40% | 5.40% | 10.48% | 10.23% | 5.13% | 7.68% | 6.32% | 4.47% | 3.93% | 7.58% |
T AT&T Inc. | 6.58% | 4.47% | 4.87% | 6.62% | 6.66% | 8.46% | 7.23% | 5.22% | 7.01% | 5.04% | 4.51% | 5.46% |
Financials
RIO vs. T - Financials Comparison
This section allows you to compare key financial metrics between Rio Tinto Group and AT&T Inc.. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
Frequently Asked Questions
RIO and T have a correlation of -0.08, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
T has higher volatility (9.59%) compared to RIO (8.38%). In terms of maximum drawdown, RIO dropped -88.97% vs T's -64.15%.
RIO currently has the higher Sharpe Ratio (1.86 vs -0.57), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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