SUBD vs IGB: Which ETF Is Better?
A side-by-side comparison of fees, size, returns and holdings, using data to 30 September 2026.
SUBD comes out ahead on 8 of 9 measures. Which matters most depends on you.
The short answer
Worth about $7,631 on $100,000 over 20 years.
Bigger funds usually trade more cheaply and are less likely to close.
SUBD vs IGB side by side
| SUBD leads on 8, IGB on 1 | SUBDVanEck Australian Subordinated Debt ETF | IGBiShares Treasury ETF |
|---|---|---|
| The basics | ||
| Index tracked | iBoxx AUD Investment Grade Subordinated Debt Index | Bloomberg AusBond Treasury 0+ Yr Index |
| Fund manager | VanEck | iShares |
| Asset class | Australian bonds | Australian bonds |
| Listed | Oct 2019 | Mar 2012 |
| Cost and size | ||
| MERyearly fee, lower is better | 0.29% | 0.18%✓ |
| AUMfund size | $4.0bn✓ | $355m |
| Net flows (Sep)new money in, last month | $125m✓ | −$81m |
| Bid/ask spreadtrading cost, lower is better | 0.05% | 0.04% |
| Total returns | ||
| 1 month | +0.5%✓ | −0.9% |
| 1 year | +5.1%✓ | −1.1% |
| 3 years p.a. | +5.7%✓ | +2.8% |
| 5 years p.a. | +4.2%✓ | −0.8% |
| $10,000 invested | ||
| 1 year ago | $10,515✓ | $9,894 |
| 5 years ago | $12,303✓ | $9,596 |
✓ marks the better figure on each measure. Returns include distributions, to 30 September 2026.
SUBD vs IGB price chart
Both ETFs on one chart as % change. Use the 1D to All buttons to change the period. Price only, so it leaves out distributions · TradingView
What $10,000 invested is worth now
$10,000 put into SUBD 5 years ago is worth $12,303 today, against $9,596 in IGB. That is $2,707 more in SUBD.
Total returns to 30 September 2026, with distributions reinvested, before tax and brokerage. The price chart above leaves out distributions, so it can look worse. Past performance is not a reliable indicator of future performance.
What the fees cost you
IGB's lower fee leaves about $7,631 more in your pocket over 20 years.
Total fees paid on a $100,000 investment, assuming a 7% a year return before fees. Illustration only: it ignores tax, brokerage and differences in returns.
SUBD and IGB overlap
1 companies appear in both funds. Overlap is the share of the portfolio that is the same in both, counting the smaller weight of each shared company.
| Biggest shared holdings | % of SUBD | % of IGB |
|---|---|---|
| 100.00% | 100.00% |
Add more ETFs and see the overlap in Compare ETFs →
Best-endeavours estimate. Built from each issuer's published holdings, which may be weeks or months old, may cover only part of a fund (some publish only their top 10) and are matched by company name. Figures may be incomplete or inaccurate. Check the issuer's website and PDS before relying on them. General information only.
Get the full SUBD vs IGB report
- Every holding of each ETF: the top 50 companies, with sectors and countries
- Exactly which companies they share, and how much of each
- Fees in dollars over 10, 20 and 30 years
- Every metric side by side, including the index each tracks
- ★ FREE BONUSIs now a good time to invest? The Market Health-O-Meter
FAQs
Which is better, SUBD or IGB?
It depends on what you need. On our numbers SUBD wins on 8 measures and IGB on 1. IGB is cheaper, with a management fee of 0.18% vs 0.29%. On $100,000 over 20 years that difference is worth about $7,631. SUBD is the larger fund at $4.0bn vs $355m. SUBD has the better 1-year return: +5.1% vs −1.1%.
Which is cheaper, SUBD or IGB?
SUBD charges 0.29% a year and IGB charges 0.18% a year.
Can I hold both SUBD and IGB?
You can, but check how much they overlap. SUBD is a Australian bonds fund and IGB is a Australian bonds fund.
More comparisons
General information only, not a recommendation. Past performance is not a reliable indicator of future performance.