Rankings · Fixed Income
Lowest-cost Fixed Income
Compare bond ETFs and mutual funds across yield, duration, cost and total return.
Latest complete snapshotOct 5, 2026
Snapshot observation
American Century Diversified Bond G has the lowest qualifying cost reading. The eligible median is 0.61 across 3600 instruments.
Ranks 11–20 comparison
Expense ratio
Bars follow the current ranking, filter and page.
11
VIITXVanguard Instl Intrm-Trm Bd Instl Plus0.02%
0.02%
12
VBIUXVanguard Interm-Term Bond Index Ins Plus0.02%
0.02%
13
VBLIXVanguard Long-Term Bond Index Instl Plus0.02%
0.02%
14
VMBIXVanguard Mortgage-Backed Secs Idx Instl0.02%
0.02%
15
VBIPXVanguard Short-Term Bond Idx InstlPls0.02%
0.02%
16
VTSPXVanguard Shrt-Term Infl-Prot Sec Idx Ins0.02%
0.02%
17
VBMPXVanguard Total Bond Market Idx InstlPls0.02%
0.02%
18
VTBNXVanguard Total Bond Market II Idx I0.02%
0.02%
19
FXNAXFidelity U.S. Bond Index Fund0.03%
0.03%
20
SSFEXState Street Aggregate Bond Index K0.03%
0.03%
| Rank | Instrument | Classification | Region | AUM | Expense ratio |
|---|---|---|---|---|---|
| 11 | VIITVanguard Instl Intrm-Trm Bd Instl Plus | Mutual fund | North America | $16.5B | 0.02% |
| 12 | VBIUVanguard Interm-Term Bond Index Ins Plus | Mutual fund | North America | $31.3B | 0.02% |
| 13 | VBLIVanguard Long-Term Bond Index Instl Plus | Mutual fund | North America | $10.7B | 0.02% |
| 14 | VMBIVanguard Mortgage-Backed Secs Idx Instl | Mutual fund | North America | $8B | 0.02% |
| 15 | VBIPVanguard Short-Term Bond Idx InstlPls | Mutual fund | North America | $51.3B | 0.02% |
| 16 | VTSPVanguard Shrt-Term Infl-Prot Sec Idx Ins | Mutual fund | North America | $26.7B | 0.02% |
| 17 | VBMPVanguard Total Bond Market Idx InstlPls | Mutual fund | North America | $199.7B | 0.02% |
| 18 | VTBNVanguard Total Bond Market II Idx I | Mutual fund | North America | $163.2B | 0.02% |
| 19 | FXNAFidelity U.S. Bond Index Fund | Mutual fund | North America | $68.8B | 0.03% |
| 20 | SSFEState Street Aggregate Bond Index K | Mutual fund | North America | $115.2M | 0.03% |
Informational only. Rankings are not investment advice, a recommendation, or a prediction of future performance.