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TLT vs VGLT: Performance & Backtest Comparison
VGLT delivered the higher return - 2.49% CAGR vs 2.36% - over 2010-02-28 → 2026-07-31.
Growth comparison
Drawdown
Annual returns
| TLT | VGLT | |
|---|---|---|
| Name | iShares 20+ Year Treasury Bond ETF | Vanguard Long-Term Treasury ETF |
| CAGR | 2.36% | 2.49% |
| Total return | 46.84% | 50.01% |
| Volatility | 13.52% | 12.37% |
| Max drawdown | -48.92%Oct 2023 | -46.61%Oct 2023 |
| Sharpe | 0.13 | 0.14 |
| Sortino | 0.25 | 0.26 |
| Best year | 33.96% | 29.16% |
| Worst year | -31.87% | -29.85% |
| Final balance | $14,684 | $15,001 |
Correlation of monthly returns: 1.00. Wondering if you need both? Check their fund overlap →
All figures are total returns: every dividend and distribution is reinvested on its ex-date, and prices are split-adjusted. See the methodology.
Frequently asked questions
Which has performed better, TLT or VGLT?
Over 2010-02-28 to 2026-07-31, VGLT performed better: 2.49% annualized versus 2.36% for TLT, with dividends reinvested. Past performance does not guarantee future results.
How similar are TLT and VGLT?
Their monthly returns have a correlation of 1.00 over the common period. TLT is iShares 20+ Year Treasury Bond ETF; VGLT is Vanguard Long-Term Treasury ETF.
Which is riskier, TLT or VGLT?
Over the common period TLT had 13.52% annualized volatility and a -48.92% max drawdown, versus 12.37% and -46.61% for VGLT.