STORAGE WATER HEATERS vs INSTANT WATER HEATERS

Instant Geyser	Storage Geyser
It occupies small wall-mouting space	It occupies large wall-mouting space
Hot water comes immediately when you switch on the geyser AS THE HEATING ELEMENT IS 3000 Watts/ Consumes More power than instant water heaters	Need to wait up to 5-10 minutes for water to heat up, AS THE HEATING ELEMENT IS 2000 Watts/ consumes less power than compared to instant water heaters.
Breaks during the bath. Geyser releases at max 3 liters of water every 1.5 Minute and need to wait for more water during bathing	No breaks during the bath, get all the water before the bath, Works Great With Short or Long Showers with a  minimum capacity 15 Litres or 25 Litres
3 liters instant 2.5k 6 litres instant 4k.	Lower Prices Compared to instant Water Heaters, 15 liters storage geyser price is 4K - 8K 25 Litres 6k to 15k
high power consumption as it has to deliver hot water instantly	low power consumption due to high standing loss  more hot water as storage tank remains warm and the unit is insulated.
Washing kitchen utensils, hand wash, bathing using bucket	Bathing using bucket and bathing using shower
1, 3, 6 and 10 liters	15 - 500 liters
Life Span is usually comprimised as the scaling of hard water is high and can clog the inner drum completely depending on usage. Low life as there is a small capacity water tank	Life Span is Usually Higher than small sizes due to bigger tank time taken to completely be filled with hard water sediments is around 2-4 years . Usually has a magnesium or aluminium anode rod to prevent damage on the inner container and heating element