Actual Long Term Cost Comparisons
Battery pack type | Lead acid
| Nicad DollyPack | Nimh Anton Bauer 100 | Lithium ion IDX/Dionic | Libertypak LP 12v-40 | Libertypak LP 24v-20 |
Size | 86 w (12v, 7.2 amps) | 172 w (12v, 14.4 amps) | 100w (14.4v, 7 amps) | 80w (14.4v, 5.6 amps) | 499w (12.6v, 39.6 amps) | 582w (29.4v, 19.8 amps) |
Packaged weight | 12 lbs | 21 lbs | 5.6 lbs | 1.5 lbs | 7.8 lbs | 8.6 lbs |
List price | $215 | $800 | $500 | $600 | $1900. | $2100. |
Cost per rated watt -hour (WH) | $2.50 | $4.60 | $5 | $8 | $3.60 | $3.60 |
Average cycle life (published) | 300 | 1000 | 500 | 1000 | 1000 | 1000 |
Cost per WH cycle (per 1/100th cent) | 8 | 4 | 10 | 8 | 3 | 3 |