What If I Invested

What if you invested it instead?

Compound interest on one side, your bank account on the other. The number that matters is the space between them.

Your money

Expected return

Start from an asset class, then adjust either number.

Best and worst cases are run at 14.0% and 2.0%.

If you left it in the bank

The comparison line. Most euro-area current accounts pay nothing at all.

What investing leaves you with, over and above the bank

+€72,910

Between +€11,429 and +€221,173 across the range of outcomes. That is 2.5× what the bank would have left you.

Invested at 8.0%

€121,910

149% more than you paid in

In the bank at 0.00%

€49,000

Money paid in

€49,000

Range of outcomesInvested at 8.0%In the bankMoney paid inYear 20.0: €121,910 invested vs €49,000 in the bank
With a 0% savings rate the bank line is simply the money you paid in — every euro of the difference is compounding you did not get.

Year by year

YearPaid inWorstInvestedBestIn the bankDifference
Start€1,000€1,000€1,000€1,000€1,000+€0
Year 1€3,400€3,442€3,572€3,706€3,400+€172
Year 2€5,800€5,934€6,356€6,811€5,800+€556
Year 3€8,200€8,475€9,369€10,374€8,200+€1,169
Year 4€10,600€11,068€12,631€14,462€10,600+€2,031
Year 5€13,000€13,713€16,161€19,154€13,000+€3,161
Year 6€15,400€16,412€19,983€24,538€15,400+€4,583
Year 7€17,800€19,165€24,119€30,716€17,800+€6,319
Year 8€20,200€21,973€28,597€37,806€20,200+€8,397
Year 9€22,600€24,838€33,444€45,941€22,600+€10,844
Year 10€25,000€27,760€38,690€55,277€25,000+€13,690
Year 11€27,400€30,742€44,368€65,990€27,400+€16,968
Year 12€29,800€33,783€50,515€78,283€29,800+€20,715
Year 13€32,200€36,886€57,169€92,390€32,200+€24,969
Year 14€34,600€40,051€64,371€108,577€34,600+€29,771
Year 15€37,000€43,281€72,166€127,153€37,000+€35,166
Year 16€39,400€46,575€80,604€148,470€39,400+€41,204
Year 17€41,800€49,935€89,738€172,931€41,800+€47,938
Year 18€44,200€53,364€99,625€201,000€44,200+€55,425
Year 19€46,600€56,861€110,326€233,210€46,600+€63,726
Year 20€49,000€60,429€121,910€270,173€49,000+€72,910