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$1.38 TSHA-256 @ 884 EH/s11 GW6 confs1h 7m-
DOGEDogecoin DOGE$13.94 BScrypt @ 2.89 PH/s606 MW1,246 confs22h 9m20x slower
BCHBitcoin Cash BCH$8.73 BSHA-256 @ 6.30 EH/s85 MW951 confs6d 13h140x slower
XMRMonero XMR$6.02 BRandomX @ 6.61 GH/s41 MW10,553 confs13d 10h287x slower
ZECZcash ZEC$4.20 BEquihash @ 12 GH/s39 MW16,162 confs14d 42m299x slower
LTCLitecoin LTC$4.12 BScrypt @ 2.67 PH/s560 MW557 confs23h 58m21x slower
ETCEthereum Classic ETC$1.31 BEtchash @ 197 TH/s404 MW8,903 confs1d 9h30x slower
DASHDash DASH$380.51 MX11 @ 1.25 PH/s2.00 MW152,773 confs279d 9h5,960x slower
QRLQuantum Resistant Ledger QRL$114.53 MRandomX @ 105 MH/s663 KW1,235,181 confs2y 113d17,994x slower
RVNRavencoin RVN$91.66 MKawPow @ 3.05 TH/s15 MW53,577 confs37d 4h794x slower
CKBNervos Network CKB$70.47 MEaglesong @ 162 PH/s7.90 MW575,187 confs70d 19h1,511x slower
ETIEtica ETI$254,639RandomX @ 892 KH/s5.62 KW1,304,192 confs272y 330d2,125,027x slower
FRENFrencoin FREN$91,341KawPow @ 1.89 GH/s9.30 KW173,238,717 confs164y 292d1,283,250x slower