What's the difference between alkaline and lithium-ion batteries?

Alkaline and lithium-ion batteries serve very different purposes. Here's how they compare on lifespan, cost, rechargeability, and everyday use.

Alkaline and lithium-ion batteries serve very different purposes. Here's how they compare on lifespan, cost, rechargeability, and everyday use.<p><img src="https://www.engadget.com/img/gallery/whats-the-difference-between-alkaline-and-lithium-ion-batteries/intro-1791482220.jpg" /></p>