CNX1 vs IWFM: which ETF won each year?
Yearly returns side by side, one winner per year — dividends included, priced as you'd actually buy them.
Every figure here is in pounds — what you'd actually pocket buying on the London Stock Exchange. Fund fact sheets usually headline returns in US dollars, which can look very different in years when the pound moves against the dollar. Here's the full story, year by year.
CNX1
IWFM
CNX1 tracks the Nasdaq-100 IndexIWFM tracks the MSCI World Momentum Index
What did the last 10 years do to £10,000?
You invest £10,000 at the start of the window and touch nothing — dividends reinvested, the running year not counted.
CNX1 vs IWFM, year by year
Calendar-year total returns (dividends included) side by side, and who took the crown each year. A dash means the fund did not exist yet.
| Year | CNX1 | IWFM | Winner |
|---|---|---|---|
| 2026 (so far) | +21.89% | +23.83% | IWFM |
| 2025 | +11.83% | +12.72% | IWFM |
| 2024 | +28.51% | +32.62% | IWFM |
| 2023 | +47.71% | +5.85% | CNX1 |
| 2022 | -25.53% | -8.21% | IWFM |
| 2021 | +29.50% | +15.58% | CNX1 |
| 2020 | +43.24% | +24.16% | CNX1 |
| 2019 | +33.63% | +23.25% | CNX1 |
| 2018 | +4.62% | +1.62% | CNX1 |
| 2017 | +20.13% | +20.40% | IWFM |
| 2016 | +28.85% | +25.05% | CNX1 |
| 2015 | +14.71% | +8.82% | CNX1 |
| 2014 | +28.19% | -32.51% | CNX1 |
| 2013 | +36.05% | — | — |
| 2012 | +9.20% | — | — |
| 2011 | +3.56% | — | — |
| 2010 | -20.33% | — | — |
CNX1 vs IWFM in plain words
CNX1 tracks the Nasdaq-100 Index while IWFM follows the MSCI World Momentum Index, so they own different slices of the market and their years can look very different. CNX1 charges 0.30% a year in running costs and IWFM charges 0.25% — IWFM is the cheaper fund to hold.
Both are accumulating funds: dividends are reinvested inside the fund and show up as a higher share price, never as a payout. Across the 13 calendar years both funds were trading, CNX1 finished the year ahead 8 times and IWFM 5 times. £10,000 invested at the start of 2016 was worth £63,451 in CNX1 versus £39,306 in IWFM by the end of 2025, dividends reinvested.
CNDX is the London (USD) listing and SXRV the Xetra (EUR) line of the same fund, ISIN IE00B53SZB19 — CNX1 is its GBP line on the London Stock Exchange.
IWMO is the London (USD) listing and IS3R the Xetra (EUR) line of the same fund, ISIN IE00BP3QZ825 — IWFM is its GBP line on the London Stock Exchange.
Fund facts: CNX1 vs IWFM
| Fact | CNX1 | IWFM |
|---|---|---|
| Fund | iShares Nasdaq 100 UCITS ETF (Acc) | iShares Edge MSCI World Momentum Factor UCITS ETF (Acc) |
| Tracks | Nasdaq-100 Index | MSCI World Momentum Index |
| Yearly cost (TER) | 0.30% | 0.25% |
| Dividends | Accumulating — dividends reinvested | Accumulating — dividends reinvested |
| Launched | 26 Jan 2010 | 3 Oct 2014 |
| ISIN | IE00B53SZB19 | IE00BP3QZ825 |
| £10,000 invested | What £10,000 in CNX1 became | What £10,000 in IWFM became |
How bumpy the ride was: CNX1 vs IWFM
These head-to-head figures use only the 3,026 trading days both funds were listed: 6 Oct 2014 to 7 Oct 2026, roughly 12.0 years.
IWFM swung more than CNX1: annualised volatility of 19.5% for CNX1 against 20.5% for IWFM, with CNX1 moving 1% or more on 33.5% of trading days and IWFM on 27.8%. CNX1's worst day was -6.07% on 12 Mar 2020; IWFM's was -38.31% on 7 Oct 2014.
IWFM had the deeper drawdown: it fell -41.86% from its peak on 6 Oct 2014 to a low on 15 Oct 2014, then closed back above the old peak on 26 May 2017, 31 months after the low; CNX1 fell -27.56% from its peak on 22 Nov 2021 to a low on 28 Dec 2022, then closed back above the old peak on 19 Jul 2023, 6 months after the low.
Day to day the two often go their own way: the correlation of their daily returns is 0.74, and they closed in opposite directions on 15.9% of the 3,025 days measured. The widest single-day gap came on 7 Oct 2014, when CNX1 moved -1.35% and IWFM -38.31%.
| Measure | CNX1 | IWFM |
|---|---|---|
| Annualised volatility | 19.5% | 20.5% |
| Worst day | -6.07% on 12 Mar 2020 | -38.31% on 7 Oct 2014 |
| Best day | +6.26% on 2 Feb 2023 | +6.46% on 24 Jun 2016 |
| Days moving 1% or more | 33.5% of days | 27.8% of days |
| Deepest drawdown | -27.56% | -41.86% |
| Peak to trough | 22 Nov 2021 → 28 Dec 2022 | 6 Oct 2014 → 15 Oct 2014 |
| Back above the old peak | 19 Jul 2023 · 6 months | 26 May 2017 · 31 months |
Years CNX1 and IWFM parted ways
In 7 of the 12 completed calendar years both funds were trading, the two returns ended more than 5 points apart. The widest split was 2014: CNX1 returned +28.19% and IWFM -32.51%, a gap of 60.7 points. They rose together in 10 years, fell together in 1 year and went opposite ways in 1 year.
| Year | CNX1 | IWFM | Gap (CNX1 − IWFM) |
|---|---|---|---|
| 2023 | +47.71% | +5.85% | +41.9 pts |
| 2022 | -25.53% | -8.21% | -17.3 pts |
| 2021 | +29.50% | +15.58% | +13.9 pts |
| 2020 | +43.24% | +24.16% | +19.1 pts |
| 2019 | +33.63% | +23.25% | +10.4 pts |
| 2015 | +14.71% | +8.82% | +5.9 pts |
| 2014 | +28.19% | -32.51% | +60.7 pts |
How often CNX1 beat IWFM over any 12 months
Across the 132 rolling 12-month windows since October 2014, measured month-end to month-end, CNX1 finished ahead in 71.2% of them (94) and IWFM in 28.8% (38).
£200 a month into each, 2015–2025
Putting £200 into each fund at the start of every month from January 2015 to December 2025 (132 payments, £26,400 in total) would have grown to £83,502 in CNX1 and £58,782 in IWFM, leaving CNX1 £24,720 ahead.
| Outcome | CNX1 | IWFM |
|---|---|---|
| Paid in | £26,400 | £26,400 |
| Value at the end of 2025 | £83,502 | £58,782 |
| Gain on the money paid in | +£57,102 | +£32,382 |
| Gain in % | +216.30% | +122.66% |
Each payment rides the return of the month it lands in, dividends reinvested. Only calendar years with all twelve months of data for both funds count, so the plan may start later than the shared history.
Frequently asked
Is CNX1 or IWFM better?
Across the 13 calendar years both funds were trading, CNX1 finished the year ahead 8 times and IWFM 5 times. £10,000 invested at the start of 2016 was worth £63,451 in CNX1 versus £39,306 in IWFM by the end of 2025, dividends reinvested. Past returns don't promise future ones — but this is what actually happened.
What is the difference between CNX1 and IWFM?
CNX1 tracks the Nasdaq-100 Index while IWFM follows the MSCI World Momentum Index, so they own different slices of the market and their years can look very different. CNX1 charges 0.30% a year in running costs and IWFM charges 0.25% — IWFM is the cheaper fund to hold. Both are accumulating funds: dividends are reinvested inside the fund and show up as a higher share price, never as a payout.
Which is more volatile, CNX1 or IWFM?
IWFM swung more than CNX1: annualised volatility of 19.5% for CNX1 against 20.5% for IWFM, with CNX1 moving 1% or more on 33.5% of trading days and IWFM on 27.8%. CNX1's worst day was -6.07% on 12 Mar 2020; IWFM's was -38.31% on 7 Oct 2014.
Which had the deeper drawdown, CNX1 or IWFM?
IWFM had the deeper drawdown: it fell -41.86% from its peak on 6 Oct 2014 to a low on 15 Oct 2014, then closed back above the old peak on 26 May 2017, 31 months after the low; CNX1 fell -27.56% from its peak on 22 Nov 2021 to a low on 28 Dec 2022, then closed back above the old peak on 19 Jul 2023, 6 months after the low.
How often did CNX1 beat IWFM over a 12-month period?
Across the 132 rolling 12-month windows since October 2014, measured month-end to month-end, CNX1 finished ahead in 71.2% of them (94) and IWFM in 28.8% (38).
What would £10,000 in CNX1 have become?
£10,000 invested in CNX1 at the start of 2016 grew to £63,451 by the end of 2025, with dividends reinvested — an average of 20.3% per year.
Related comparisons
More head-to-heads featuring CNX1 or IWFM.
Source: Yahoo Finance daily adjusted closes for the GBP trading lines on the London Stock Exchange, dividends reinvested. Prices through · refreshed 7 Oct 2026, 08:49 UTC. How every number is calculated.