Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
SPLG vs USO: how they differ
SPLG is an equity index fund and USO a commodity fund, and over the year USO returned more, +112.2% against +17.6%.
S&P 500, book from IVV and United States Oil Fund, LP.
| SPLG S&P 500, book from IVV | USO United States Oil Fund, LP | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | S&P | United |
| What it is | S&P 500, book from IVV | Oil |
| Total return, 1 year | +17.6% | +112.2% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | +0.1 pts | +94.7 pts |
SPLG in plain words
SPLG is an index equity fund tracking the S&P 500. Over the year to Sep 11, 2026 it returned +17.6% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100.
USO in plain words
USO is a commodity fund tracking the Oil. Over the year to Sep 11, 2026 it returned +112.2% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. It sat 57.1% below its high of Apr 8, 2011 on Sep 11, 2026.
Questions people ask
- Which returned more over the last year, SPLG or USO?
- In the year to Sep 12, 2026, with distributions reinvested, SPLG returned +17.6% and USO returned +112.2%, so USO returned more. One year is one year; the longer windows are in the table.
Other comparisons
Where to next
Cite this page. ETFIQ, SPLG against USO, data as of Sep 12, 2026. https://etfiq.com/compare/any/SPLG-USO Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources