TINYLAB
ALL EXPERIMENTS
CURIOSITY WEALTH CALCULATOR

What is Your Coffee Really Costing You? ☕

See the true compounding financial cost, lost investment wealth, and wild caffeine stats behind your daily coffee ritual.

Your Daily Habit

Cups of Coffee / Day:2 cups
1 (Casual)3 (Developer Mode)8 (Rocket Fuel)
Custom Price:
$
Timeframe:10 Years
1 yr10 yrs30 yrs (Retirement)
Estimated S&P 500 Return:8% / year
Total Money Spent (10 Yrs)
$32,850

= $274/month ($3,285/yr)

If Invested in Index Funds
$50,080

🔥 Opportunity cost: +$17,230 in compound interest!

What this money could buy instead:

💻
20.5
Pro Laptops
📱
32.9
Flagship Phones
🏖️
21.9
Dream Vacations
🏠
18.3
Months of Rent
Caffeine Telemetry
  • ☕ Total Cups: 7,300
  • ⚡ Pure Caffeine: 693.5 grams
  • 🪣 Volume: 456 gallons brewed
The "Cut 1 Cup / Week" Rule

Skipping just 1 cafe coffee per week saves you $2,340 cash, or $3,567 invested!

HOW IT WORKS & METHODOLOGY

UNDERSTANDING THE MATH, FORMULAS & CALCULATION ENGINE

01

Daily Caffeine Habits

Input cups per day and your coffee style: Home-brewed, Specialty Cafe Espresso, or Large Fancy Latte.

02

S&P 500 Opportunity Cost

Calculates the 10-year and 30-year compounding future wealth of investing that daily difference at a historical 8% return.

03

Milestone Comparisons

Shows how many M4 MacBooks, iPhone 17 Pros, international vacations, or months of rent your coffee habit equals.

FREQUENTLY ASKED QUESTIONS

EVERYTHING YOU NEED TO KNOW ABOUT THIS EXPERIMENT

Q1.How much money does home brewing coffee save vs cafe lattes?↓
Home brewing specialty beans costs roughly $0.40–$0.70 per cup compared to $5.50–$7.50 at cafes. For a daily drinker, switching saves $1,800–$2,500 every single year.
Q2.What is the Latte Factor in personal finance?↓
Popularized by financial author David Bach, the Latte Factor illustrates how eliminating small daily discretionary splurges and investing the difference can create massive six-figure wealth through compounding interest.
Q3.Is caffeine consumption factored into this tool?↓
Yes! The calculator tracks your annual caffeine intake in milligrams and estimated life hours spent waiting in cafe queues.

WHAT ELSE IS HERE?

Life

How Annoying Is Your Sister? 😈

A completely scientific test with absolutely no scientific backing. Discover her official Annoyance Index.

TRY EXPERIMENT
Games

How Rare Is Your Life?

Answer questions about the stuff you own and experiences you had to see how unusual your combination is.

TRY EXPERIMENT
Money

Procrastination Cost Calculator

Enter your income and daily wasted hours to see exactly how much money procrastination costs you per month and year.

TRY EXPERIMENT