T vs. O
T (AT&T Inc.) and O (Realty Income Corporation) are both stocks. T operates in Telecom Services (Communication Services), while O operates in REIT - Retail (Real Estate). Over the past 10 years, T returned 2.10%/yr vs 4.36%/yr for O. At a 0.28 correlation, their price movements are largely independent.
Performance
T vs. O - Performance Comparison
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Returns By Period
In the year-to-date period, T achieves a -7.04% return, which is significantly lower than O's 18.67% return. Over the past 10 years, T has underperformed O with an annualized return of 2.10%, while O has yielded a comparatively higher 4.36% annualized return.
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%
O
- 1D
- -0.81%
- 1M
- 8.67%
- 6M
- 8.91%
- YTD
- 18.67%
- 1Y
- 21.82%
- 3Y*
- 7.07%
- 5Y*
- 4.37%
- 10Y*
- 4.36%
- ALL TIME*
- 13.59%
T vs. O - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
T AT&T Inc. | -7.04% | 13.97% | 44.08% | -2.74% | 5.76% | -8.09% | -21.37% | 45.55% | -22.25% | -4.01% |
O Realty Income Corporation | 18.67% | 12.20% | -2.11% | -4.55% | -7.38% | 23.95% | -11.60% | 21.27% | 15.94% | 3.67% |
Correlation
The correlation between T and O is 0.35, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.35 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.35 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.37 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.34 |
Correlation (All Time) Calculated using the full available price history since Oct 18, 1994 | 0.28 |
Fundamentals
T:
$152.52B
O:
$60.78B
T:
$3.05
O:
$1.32
T:
7.19
O:
49.45
T:
0.30
O:
4.03
T:
1.25
O:
6.68
T:
$125.65B
O:
$5.92B
T:
$105.41B
O:
$3.89B
T:
$54.70B
O:
$3.93B
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Return for Risk
T vs. O — Risk / Return Rank
T
O
T vs. O - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for AT&T Inc. (T) and Realty Income Corporation (O). 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.
| T | O | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.88 | ||
| Sortino ratioReturn per unit of downside risk | -2.51 | ||
| Omega ratioGain probability vs. loss probability | 0.92 | 1.22 | -0.30 |
| Calmar ratioReturn relative to maximum drawdown | -0.46 | 1.97 | -2.44 |
| Martin ratioReturn relative to average drawdown | -1.03 | 4.49 | -5.53 |
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Drawdowns
T vs. O - Drawdown Comparison
The maximum T drawdown since its inception was -64.15%, which is greater than O's maximum drawdown of -48.45%. Use the drawdown chart below to compare losses from any high point for T and O.
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Drawdown Indicators
| T | O | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -64.15% | -48.45% | -15.70% |
Max Drawdown (1Y)Largest decline over 1 year | -28.89% | -11.10% | -17.79% |
Max Drawdown (3Y)Largest decline over 3 years | -28.89% | -26.49% | -2.40% |
Max Drawdown (5Y)Largest decline over 5 years | -32.01% | -34.48% | +2.47% |
Max Drawdown (10Y)Largest decline over 10 years | -42.35% | -48.28% | +5.93% |
Current DrawdownCurrent decline from peak | -21.57% | -1.83% | -19.74% |
Average DrawdownAverage peak-to-trough decline | -15.74% | -9.19% | -6.55% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 12.94% | 4.87% | +8.07% |
Volatility
T vs. O - Volatility Comparison
AT&T Inc. (T) has a higher volatility of 9.59% compared to Realty Income Corporation (O) at 6.36%. This indicates that T's price experiences larger fluctuations and is considered to be riskier than O based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| T | O | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 9.59% | 6.36% | +3.23% |
Volatility (6M)Calculated over the trailing 6-month period | 19.91% | 13.00% | +6.91% |
Volatility (1Y)Calculated over the trailing 1-year period | 23.72% | 16.78% | +6.94% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 24.38% | 19.03% | +5.35% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 23.92% | 25.68% | -1.76% |
Dividends
T vs. O - Dividend Comparison
T's dividend yield for the trailing twelve months is around 6.58%, more than O's 4.97% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
O Realty Income Corporation | 4.97% | 6.19% | 5.37% | 5.33% | 4.68% | 3.87% | 4.51% | 3.69% | 4.19% | 4.45% | 4.18% | 4.41% |
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
T vs. O - Financials Comparison
This section allows you to compare key financial metrics between AT&T Inc. and Realty Income Corporation. 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
T and O have a correlation of 0.35, 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 O (6.36%). In terms of maximum drawdown, T dropped -64.15% vs O's -48.45%.
O currently has the higher Sharpe Ratio (1.31 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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