Disposable batteries are alkaline and rechargable batteries are NiCd.

Rechargeable batteries can be used for charges and cost times as much as disposable models.

Cost of disposable batteries:

$ per AA	$ per AAA
$ per D	$ per 9V
$ per C.

Weight of rechargeable batteries:

g per AA	g per AAA
g per D	g per 9V
g per C.

Energy use for rechargeable batteries: kWh
per kg per charge

Electricity emissions: g CO₂ per kWh

Carbon Emissions of Batteries: tons of CO₂ per $ of battery demand