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Dollar Cost Averaging Calculator

Compare dollar cost averaging vs lump sum investing. Enter your total investment amount, time horizon, and expected return to see which strategy comes out ahead.

Investment Strategy

$
months
%
%

Invest $2,500 per month

$60,000 spread over 24 months · Volatility: 15% (context only)

Lump Sum vs Dollar Cost Averaging

Lump Sum

Winner

$70,373

Final Balance

Total Return$10,373
Return %+17.29%

Dollar Cost Averaging

$65,265

Final Balance

Total Return$5,265
Return %+8.78%
Lump Sum ahead by $5,108

Balance Over Time

$0k$18k$35k$53k$70k1m4m8m12m16m20m24m
Lump Sum
Dollar Cost Averaging

Historically, lump sum tends to outperform DCA ~67% of the time due to time in market, but DCA reduces the risk of poor timing. DCA can provide peace of mind and disciplined investing, especially in volatile markets.

Want to see how compound interest amplifies your investments? Use our Compound Interest Calculator to model long-term growth scenarios.

Frequently Asked Questions

What is dollar cost averaging (DCA)?
Dollar cost averaging is an investment strategy where you invest a fixed amount of money at regular intervals (e.g. weekly, fortnightly, or monthly) rather than investing a lump sum all at once. This approach means you buy more units when prices are low and fewer when prices are high, which can reduce the impact of short-term volatility on your overall investment.
How does lump sum investing compare to DCA?
Lump sum investing means putting all your money into the market at once. Historically, lump sum investing outperforms DCA approximately two-thirds of the time because your money has more time in the market to grow. However, DCA can protect you from investing everything right before a market downturn, which is why it remains a popular strategy for risk-averse investors.
When should I use dollar cost averaging?
DCA is particularly useful when you are investing a large sum and are concerned about market timing, when markets are volatile or at all-time highs, when you want to reduce emotional stress around investing, or when you receive income periodically (e.g. salary) and invest as you earn. If you have a long time horizon and can tolerate short-term losses, lump sum may be more suitable.
What is the psychological benefit of DCA?
The biggest psychological benefit of DCA is that it removes the pressure of trying to time the market. Many investors experience anxiety about investing a large lump sum at the "wrong" time. DCA turns investing into a regular habit, reduces decision fatigue, and helps investors stay committed to their plan even during market downturns, as they know they are buying at lower prices.

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