How many altcoin confirmations are equivalent to 6 Bitcoin confirmations?

Compares Proof-of-Work across blockchains by converting hashrates into power consumption (watts), then calculating how many confirmations on each chain equal the same amount of work as 6 Bitcoin confirmations. How are these values calculated?

NameMarket CapHashratePowerEquivalent ConfsEstimated TimeDifference
BTCBitcoin BTC$1.28 TSHA-256 @ 941 EH/s12 GW6 confs57m-
DOGEDogecoin DOGE$12.97 BScrypt @ 3.01 PH/s632 MW1,091 confs19h 5m20x slower
ZECZcash ZEC$7.94 BEquihash @ 18 GH/s62 MW9,331 confs8d 2h205x slower
XMRMonero XMR$5.92 BRandomX @ 5.81 GH/s36 MW10,152 confs13d 17h347x slower
BCHBitcoin Cash BCH$4.00 BSHA-256 @ 3.43 EH/s46 MW1,639 confs10d 20h275x slower
LTCLitecoin LTC$3.41 BScrypt @ 2.81 PH/s590 MW522 confs20h 26m22x slower
ETCEthereum Classic ETC$1.20 BEtchash @ 191 TH/s391 MW8,258 confs1d 6h32x slower
DASHDash DASH$474.05 MX11 @ 3.26 PH/s5.23 MW53,278 confs96d 4h2,430x slower
QRLQuantum Resistant Ledger QRL$79.62 MRandomX @ 79 MH/s497 KW1,479,740 confs2y 280d25,528x slower
RVNRavencoin RVN$69.01 MKawPow @ 1.71 TH/s8.41 MW86,162 confs59d 20h1,512x slower
CKBNervos Network CKB$52.22 MEaglesong @ 101 PH/s4.94 MW809,942 confs101d 19h2,572x slower
ETIEtica ETI$129,501RandomX @ 413 KH/s2.60 KW11,081,346 confs529y 325d4,886,161x slower
FRENFrencoin FREN$63,470KawPow @ 280 MH/s1.38 KW1,047,431,807 confs996y 151d9,187,998x slower