ETF comparison
QTUMvsROBO
Both Thematic.
Defiance Quantum ETF · Robo Global Robotics and Automation Index ETF
Holdings overlap
10 positions appear in both funds. Buying equal dollars of QTUM and ROBO would leave roughly11.3%of each dollar exposed to the same underlying securities.
Side by side
Sub-score comparison
Tracking quality isn't part of the composite — seewhat we don't scorefor why.
Cost difference
QTUM is 55 bps cheaper than ROBO. On a $100,000 position that's about $550/yr more in fees for ROBO.
Fee figure is the annual expense charged on $100,000. To see how the gap compounds over a multi-decade holding period, open thecost calculator pre-filled with QTUM vs ROBO.
Top shared holdings
10 shared in total| # | Holding | In QTUM | In ROBO | Overlap |
|---|---|---|---|---|
| 1 | Teradyne Inc | 1.48% | 1.84% | 1.48% |
| 2 | Coherent Corp | 1.18% | 1.49% | 1.18% |
| 3 | ABB Ltd | 1.16% | 1.45% | 1.16% |
| 4 | Infineon Technologies AG | 1.14% | 1.84% | 1.14% |
| 5 | Mitsubishi Electric Corp | 1.11% | 1.28% | 1.11% |
| 6 | Microchip Technology Inc | 1.10% | 1.45% | 1.10% |
| 7 | NVIDIA Corp | 1.06% | 1.31% | 1.06% |
| 8 | Cadence Design Systems Inc | 1.04% | 1.27% | 1.04% |
| 9 | QUALCOMM Inc | 1.03% | 1.56% | 1.03% |
| 10 | Hon Hai Precision Industry Co | 1.01% | 1.47% | 1.01% |
Only in QTUM
76 total- Arqit Quantum Inc2.41%
- Horizon Quantum Holdings LTD2.38%
- Quantinuum Inc1.57%
- Astera Labs Inc1.55%
- Applied Materials Inc1.55%
- KLA Corp1.50%
- MKS Inc1.50%
- Onto Innovation Inc1.49%
- Lam Research Corp1.43%
- Nebius Group NV1.39%
Only in ROBO
68 total- CELESTICA INC.2.22%
- AIRTAC INTERNATIONAL GROUP1.93%
- Koh Young Technology Inc1.85%
- HIWIN TECHNOLOGIES CORPORATION1.82%
- Harmonic Drive Systems Inc.1.79%
- FANUC CORPORATION1.77%
- AMBARELLA, INC.1.77%
- DELTA ELECTRONICS, INC.1.76%
- ROCKWELL AUTOMATION, INC.1.70%
- Symbotic Inc1.65%
Open QTUM or ROBO 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 methodologyand 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.