Table 1.

Representative Na‐ion and Li‐ion commercial cells at time of writing with declared capacity.

Type	Company	Cathode	Anode	Energy Density [Wh/kg]	Ref.
Na‐ion	CATL	prussian white (sodiated prussian blue analogue)	hard carbon	160	[15]
	Faradion	layered nickelate; NaaNi(1‐x‐y‐z)MnxMgyTizO2	hard carbon	140	[16]
	HiNa	layered oxide (unspecified)	soft carbon	145	[17]
	Natron	NaFe[(Fe(CN)6] (prussian blue)	prussian blue	50	[18]
	Novasis	prussian blue analogue	hard carbon	100–130	[16, 19]
	Tiamat Energy	Na3V2(PO4)2F3	hard carbon	122	[19]
Li‐ion	LG Chem	lithium nickel, cobalt manganese (NMC)**	SiOx−C**	202*	[20**, 21*]
	CATL	NMC	graphite	215	[22]
	BYD	lithium Iron Phosphate (LFP)†	graphite	140–170†	[23†, 24]
	Panasonic	lithium Nickel‐Cobalt‐Aluminum Oxide (NCA)≠	graphite≠	240	[25≠, 26]
	Tesla	NCA	Si‐C	300	[23]