ETF comparison
SPY vs XLG
Both US Large Cap.
State Street SPDR S&P 500 ETF Trust · Invesco S&P 500 Top 50 ETF
Holdings overlap
51 positions appear in both funds. Buying equal dollars of SPY and XLG would leave roughly 64.1% of each dollar exposed to the same underlying securities.
Unmatched is the part of a fund's weight the other fund doesn't match: names only it holds, plus any extra weight it puts in names both funds hold.
Side by side
Sub-score comparison
Tracking quality isn't part of the composite — see what we don't score for why.
Cost difference
SPY is 11 bps cheaper than XLG. On a $100,000 position that's about $106/yr more in fees for XLG.
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 SPY vs XLG.
Top shared holdings
51 shared in total| # | Holding | In SPY | In XLG | Overlap |
|---|---|---|---|---|
| 1 | NVIDIA CORP | 8.50% | 12.06% | 8.50% |
| 2 | APPLE INC | 7.32% | 11.26% | 7.32% |
| 3 | MICROSOFT CORP | 5.77% | 8.56% | 5.77% |
| 4 | AMAZON.COM INC | 3.71% | 6.60% | 3.71% |
| 5 | ALPHABET INC CL A | 3.03% | 5.18% | 3.03% |
| 6 | BROADCOM INC | 2.54% | 4.57% | 2.54% |
| 7 | ALPHABET INC CL C | 2.43% | 4.18% | 2.43% |
| 8 | META PLATFORMS INC CLASS A | 2.41% | 3.03% | 2.41% |
| 9 | MICRON TECHNOLOGY INC | 1.82% | 2.30% | 1.82% |
| 10 | TESLA INC | 1.57% | 2.17% | 1.57% |
| 11 | ADVANCED MICRO DEVICES | 1.55% | 1.93% | 1.55% |
| 12 | BERKSHIRE HATHAWAY INC CL B | 1.41% | 2.33% | 1.41% |
Only in SPY
454 total- PALO ALTO NETWORKS INC 0.49%
- CROWDSTRIKE HOLDINGS INC A 0.41%
- RTX CORP 0.37%
- THERMO FISHER SCIENTIFIC INC 0.36%
- MARVELL TECHNOLOGY INC 0.36%
- AMGEN INC 0.33%
- ARISTA NETWORKS INC 0.33%
- CITIGROUP INC 0.32%
- AMPHENOL CORP CL A 0.32%
- ANALOG DEVICES INC 0.31%
Only in XLG
1 total- Invesco Government & Agency Portfolio 0.03%
Related comparisons
More comparisons with SPY
- SPY vs DYNF · iShares U.S. Equity Factor Rotation Active ETF 62.0%
- SPY vs PRF · Invesco RAFI US 1000 ETF 61.9%
- SPY vs VONG · Vanguard Russell 1000 Growth Index Fund ETF Shares 59.8%
- SPY vs FNDX · Schwab Fundamental U.S. Large Company ETF 59.4%
- SPY vs VUG · Vanguard Morningstar Growth ETF 59.0%
- SPY vs ONEQ · Fidelity Nasdaq Composite Index ETF 57.6%
More comparisons with XLG
- XLG vs VV · Vanguard Morningstar Large-Cap ETF 62.4%
- XLG vs SPYM · State Street SPDR Portfolio S&P 500 ETF 62.0%
- XLG vs IVV · iShares Core S&P 500 ETF 62.0%
- XLG vs VOO · Vanguard S&P 500 ETF 61.9%
- XLG vs IWF · iShares Russell 1000 Growth ETF 61.6%
- XLG vs FELC · Fidelity Enhanced Large Cap Core ETF 59.7%
Percentages are holdings overlap with the named fund.
Open SPY or XLG 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.