The following are the top 10 most eco-friendly electric vehicle battery chemistries:
No. | Battery Chemistry | Eco-Friendly Aspects | Limitations | Current Stage |
1 | Lithium Iron Phosphate (LFP) | – Abundant & recyclable materials | – Lower energy density (requires larger batteries) | Commercially Available |
2 | Sodium-ion (Na-ion) | – Abundant & potentially less conflict-ridden materials | – Lower energy density & early development stage | Early Development |
3 | Graphene | – Potential for high recyclability & high energy density | – High production cost & technical challenges | Early Research |
4 | Solid-state | – Non-flammable electrolyte for improved safety | – Limited recycling infrastructure & early development stage | Early Development |
5 | Air-ion | – Uses abundant air & potentially high energy density | – Concept stage with major technical challenges in capturing & releasing oxygen | Concept Stage |
6 | Magnesium-ion (Mg-ion) | – Abundant & environmentally friendly materials | – Lower energy density & early development stage | Early Research |
7 | Lithium-sulfur (Li-S) | – High theoretical energy density & potentially less cobalt | – Challenges with sulfur utilization & stability | Research & Development |
8 | Lithium-air (Li-air) | – Theoretically ultra-high energy density | – Safety concerns, technical challenges, & early research stage | Early Research |
9 | Lithium-metal (Li-metal) | – High theoretical energy density | – Safety risks due to dendrite formation & early research stage | Research & Development |
10 | Organic | – Renewable & potentially biodegradable materials | – Lower energy density & technical challenges | Early Research |