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General Performance Characteristics of Batteries

Single Use
Alkaline
NiCd
NiMH
Rechargeable Alkaline
Regular Formula
Rechargeable Alkaline
XL
Formula
Voltage
1.5V
1.2V
1.2V
1.5V
1.5V
Capacity
mAh
2400
800
2000
1500
2000
Cycle Life
- Full
Discharge
1
>200
>200
50
100
Cycle Life
- Part
Discharge
1
>500
>500
>250
>500
Shelf
Life
7 years
2 months
1 month
5 years
7 years
Memory
Problem
No
Yes
Some
NO
NO
Ready to Use
When
Purchased
YES
No
NO
YES
YES
Disposal
Issues
NON-TOXIC*
Single Use
More
Discards
TOXIC
Cadmium
TOXICITY
Nickel &
Cobalt
Compounds
NON-TOXIC
Rechargeable
Fewer
Discards
NON-TOXIC
Rechargeable
Fewer
Discards