Comparison

Is $10 a day the same as $300 a month?

$10/day is about $70/week. $300/month is a similar annual budget. Compare those two contribution habits on the S&P 500.

$10/day (≈ $70/week)$300/month
Window2015-01-022026-08-282015-01-022026-08-28
Contributed$42,630$42,161
Blind DCA value$111,320$110,096
SteadyGrow$144,177$142,592

$10/day (≈ $70/week)

2015-01-022026-08-28

$70/week · Weekly DCA · S&P 500

Contributed$42,630
Blind DCA value$111,320
Return+161.1%
SteadyGrow value$144,177
vs blind DCA+$32,857
Lump sum (same capital)$192,663
S&P 5002015-01-02 → 2026-08-28 · $70/week
 +$32,857 vs blind (+29.5%)Ended +29.5%
Blind DCASteadyGrow
$0$37.8k$75.6k$113k$151k2015-012017-052019-082021-122024-042026-08

What if your contribution wasn't always the same?

Blind DCA deploys $70/week every period. SteadyGrow keeps the same long-term habit but sizes weeks from valuation and regime — more when markets are cheap, less when they're stretched.

$300/month

2015-01-022026-08-28

$300/month · Monthly DCA · S&P 500

Contributed$42,161
Blind DCA value$110,096
Return+161.1%
SteadyGrow value$142,592
vs blind DCA+$32,496
Lump sum (same capital)$190,544
S&P 5002015-01-02 → 2026-08-28 · $300/month
 +$32,496 vs blind (+29.5%)Ended +29.5%
Blind DCASteadyGrow
$0$37.4k$74.7k$112k$149k2015-012017-052019-082021-122024-042026-08

What if your contribution wasn't always the same?

Blind DCA deploys $300/month every period. SteadyGrow keeps the same long-term habit but sizes weeks from valuation and regime — more when markets are cheap, less when they're stretched.