Invest Ksh 250,000 at KCB Bank Kenya for 15 years.
At KCB Bank Kenya's current weighted-average deposit rate of 7.07%, a Ksh 250,000 deposit grows to about Ksh 719,711 after 15 years — about Ksh 469,711 in interest, assuming monthly compounding and no withdrawals.
Final balance
Ksh 719,711
2.88× your deposit
Deposited
Ksh 250,000
One-off, no withdrawals
Interest earned
Ksh 469,711
At 7.07% p.a.
Year by year
Contributions form the floor; interest compounds on top.
Could you earn more elsewhere?
The same Ksh 250,000 in Cytonn Money Market Fund — currently Kenya's top-yielding MMF at 9.39% net of 15% WHT — would grow to about Ksh 1,016,864 over the same 15 years. Run your own numbers on the compound interest calculator.