tools / finance
Calculadora de objetivo de ahorro
Calcula cuánto tiempo lleva alcanzar un objetivo de ahorro y cuánto interés ganarás en el camino.
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Objetivo alcanzado
December 2028
29 meses de distancia
$8,700
Total aportado
$300
Interés ganado
Preguntas frecuentes
- ¿Qué tasa de interés debo usar?
- Para una cuenta de ahorro de alto rendimiento (HYSA), el 4–5 % es típico en 2025. Para una cuenta del mercado monetario, del 3–5 %. Para una cuenta de inversión (fondos indexados), usa el 7 % como promedio histórico a largo plazo, aunque los rendimientos varían y no están garantizados.
- ¿Cuánto debo tener en un fondo de emergencia?
- 3–6 meses de gastos esenciales es la recomendación estándar. Si tus ingresos son variables o tu trabajo es menos seguro, apunta a 6 meses. Mantén el fondo de emergencia en una HYSA — líquido y generando intereses.
- ¿Importa en qué parte del mes realizo la contribución?
- Sí, ligeramente. Contribuir al comienzo del mes (en lugar de al final) le da a tu dinero más tiempo para ganar intereses. Con el tiempo, esto puede aumentar significativamente tu total.
- ¿Qué pasa si no puedo contribuir todos los meses?
- Omite el campo de tasa de interés (ponlo en 0) y trata el resultado como una línea base. Cualquier mes en que contribuyas más de lo planeado acelerará tu cronograma; los meses en que lo pierdas lo retrasarán. La consistencia importa más que el monto exacto.
ACERCA DE ESTA HERRAMIENTA
Enter a target amount, your starting balance, a planned monthly contribution, and an expected interest rate, and the calculator shows how many months or years it will take to reach the goal — plus how much of the final total comes from interest versus your own contributions. Because interest earned in early months goes on to earn its own interest later, starting contributions sooner, even at a smaller amount, often beats waiting to save a larger amount later. It's built for a single, defined goal rather than open-ended saving, which makes it useful for anything with a real number and a rough deadline attached, such as a trip, a down payment, or a wedding fund.
CÓMO USARLO
- Enter your savings goal amount.
- Enter your current starting balance, or zero if starting from scratch.
- Enter the amount you plan to contribute each month.
- Enter an expected annual interest rate for the account holding the savings.
- Review the projected time to reach the goal and the interest earned along the way.
- Adjust the monthly contribution to see how it changes the timeline.
CASOS DE USO COMUNES
- Saving for a wedding a set number of months out and figuring out the required monthly contribution.
- Building a down payment fund and testing how a higher-yield account shortens the timeline.
- Planning an emergency fund covering three to six months of expenses starting from zero.
- Saving for a vacation with a fixed departure date and working backward to the needed monthly amount.
- Deciding whether a bonus or tax refund lump sum meaningfully accelerates an existing goal.
CONSEJOS Y ERRORES COMUNES
- Even a modest interest rate matters more the longer the savings timeline runs, thanks to compounding.
- A lump sum deposited early in the timeline grows for longer than the same amount deposited near the deadline.
- High-yield savings accounts or CDs typically outperform standard checking accounts for money not needed immediately.
- Build in a buffer above the bare minimum goal to cover price increases between now and the target date.
MÁS PREGUNTAS
- Should short-term savings goals sit in a savings account or be invested?
- For goals under a few years, favor stability — a savings account or CD — since market volatility could leave you short right when you need the money. Longer horizons of several years or more can reasonably consider some investment exposure, weighed against the risk of a downturn near the deadline.
- Does compounding frequency (monthly versus daily) change the result much?
- The difference is usually small at typical savings account rates, but more frequent compounding does produce marginally more interest, and the gap widens at higher rates or over longer timeframes.
- What happens if I miss a monthly contribution?
- The timeline simply extends — rerun the calculator with the updated starting balance and remaining months rather than treating a missed month as a failure of the plan.
- Is it better to save a lump sum upfront or spread contributions evenly?
- Money deposited earlier compounds for longer, so front-loading contributions when possible generally reaches the goal faster than spreading the same total evenly across the timeline.
GUÍAS RELACIONADAS
Cómo establecer un objetivo de ahorro
Cómo calcular el ahorro mensual necesario, valores de referencia para objetivos comunes como fondos de emergencia y pagos iniciales, y qué tipo de cuenta usar.
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