A practical selection guide.
| Polymer | Cylindrical | Prismatic | LiFePO4 | |
|---|---|---|---|---|
| Energy Density | ★★★ | ★★★ | ★★★ | ★★ |
| Thickness | ★★★ | ★ | ★★ | ★★ |
| Cycle Life | ★★ | ★★ | ★★ | ★★★ |
| Relative Cost | ★★ | ★★★ | ★★ | ★★★ |
| Best For | tablets | solar storage |
★ more = stronger performance (thinner for Thickness, lower cost for Relative Cost)
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