ETF comparison
AOA vs AOR
Both Asset Allocation.
iShares Core 80/20 Aggressive Allocation ETF · iShares Core 60/40 Balanced Allocation ETF
Holdings overlap
7 positions appear in both funds. Buying equal dollars of AOA and AOR would leave roughly 80.7% of each dollar exposed to the same underlying securities.
Side by side
Sub-score comparison
Tracking quality isn't part of the composite — see what we don't score for why.
Cost difference
Expense ratios are effectively identical (0.15% vs 0.15%).
Fee figure is the annual expense charged on $100,000. To see how the gap compounds over a multi-decade holding period, open the cost calculator pre-filled with AOA vs AOR.
Top shared holdings
7 shared in total| # | Holding | In AOA | In AOR | Overlap |
|---|---|---|---|---|
| 1 | iShares Core S&P 500 ETF | 45.83% | 35.04% | 35.04% |
| 2 | iShares Core MSCI International Developed Mkt ETF | 22.24% | 17.01% | 17.01% |
| 3 | iShares Core Universal USD Bond ETF | 15.72% | 32.06% | 15.72% |
| 4 | iShares Core MSCI Emerging Markets ETF | 9.52% | 7.28% | 7.28% |
| 5 | iShares Core International Aggregate Bond ETF | 2.73% | 5.56% | 2.73% |
| 6 | iShares Core S&P Mid-Cap ETF | 2.60% | 1.99% | 1.99% |
| 7 | iShares Core S&P Small-Cap ETF | 1.26% | 0.96% | 0.96% |
Only in AOA
0 totalEvery AOA position is also held by AOR.
Only in AOR
0 totalEvery AOR position is also held by AOA.
Open AOA or AOR at a brokerage
Both funds trade commission-free at major US brokerages.
Affiliate links — opening an account through these earns PlainIndex a one-time referral. Scoring is computed before any affiliate consideration; see our methodology and funding disclosure.
Holdings overlap is the sum of min(weight_a, weight_b) over positions
matched on ISIN (CUSIP fallback). Methodology: see
/methodology/.
Comparing two funds doesn't endorse swapping one for the other. Tax-lot history, account type, and personal goals matter — PlainIndex publishes data and methodology, not investment advice.