rickymilby t1_j25y914 wrote on December 29, 2022 at 10:11 PM Reply to comment by PoLoMoTo in ELI5 why do electric vehicles have one big battery that's hard to replace once it's expired, rather than lots of smaller ones that could be swapped out based on need (to trade off range/power/weight)? by ginonofalg This is correct, you can't mix new batteries and old batteries as it is impossible to balance. Permalink Parent 3
rickymilby t1_j25y914 wrote
Reply to comment by PoLoMoTo in ELI5 why do electric vehicles have one big battery that's hard to replace once it's expired, rather than lots of smaller ones that could be swapped out based on need (to trade off range/power/weight)? by ginonofalg
This is correct, you can't mix new batteries and old batteries as it is impossible to balance.