ETF comparison
PPA vs XLI
Both Industrials.
Invesco Aerospace & Defense ETF · State Street Industrial Select Sector SPDR ETF
Holdings overlap
16 positions appear in both funds. Buying equal dollars of PPA and XLI would leave roughly 33.6% 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
XLI is 50 bps cheaper than PPA. On a $100,000 position that's about $500/yr more in fees for PPA.
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 PPA vs XLI.
Top shared holdings
16 shared in total| # | Holding | In PPA | In XLI | Overlap |
|---|---|---|---|---|
| 1 | General Electric Co. | 7.87% | 5.89% | 5.89% |
| 2 | RTX Corp. | 7.15% | 5.13% | 5.13% |
| 3 | Boeing Co. (The) | 9.14% | 3.09% | 3.09% |
| 4 | Honeywell International Inc. | 4.40% | 2.84% | 2.84% |
| 5 | Lockheed Martin Corp. | 6.41% | 2.42% | 2.42% |
| 6 | Eaton Corp. PLC | 2.36% | 2.75% | 2.36% |
| 7 | Parker-Hannifin Corp. | 3.75% | 2.24% | 2.24% |
| 8 | Howmet Aerospace Inc. | 4.19% | 1.83% | 1.83% |
| 9 | Northrop Grumman Corp. | 4.47% | 1.80% | 1.80% |
| 10 | General Dynamics Corp. | 4.54% | 1.72% | 1.72% |
| 11 | TransDigm Group Inc. | 2.63% | 1.30% | 1.30% |
| 12 | L3Harris Technologies, Inc. | 3.77% | 1.28% | 1.28% |
Only in PPA
45 total- Elbit Systems Ltd. 3.59%
- Rocket Lab Corp. 2.78%
- Amphenol Corp. 2.34%
- Curtiss-Wright Corp. 1.73%
- ATI Inc. 1.36%
- Carpenter Technology Corp. 1.36%
- Woodward, Inc. 1.29%
- HEICO Corp. 1.24%
- Palantir Technologies Inc. 1.23%
- BWX Technologies, Inc. 1.22%
Only in XLI
64 total- Caterpillar Inc 6.53%
- GE Vernova Inc 4.66%
- Uber Technologies Inc 2.93%
- Union Pacific Corp 2.85%
- Deere & Co 2.81%
- Vertiv Holdings Co 1.90%
- Trane Technologies PLC 1.83%
- Waste Management Inc 1.69%
- Quanta Services Inc 1.62%
- Automatic Data Processing Inc 1.62%
Open PPA or XLI 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.