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$1.57 TSHA-256 @ 891 EH/s12 GW6 confs1h 5m-
DOGEDogecoin DOGE$16.31 BScrypt @ 2.60 PH/s545 MW1,372 confs1d 36s22x slower
BCHBitcoin Cash BCH$9.20 BSHA-256 @ 5.32 EH/s71 MW1,027 confs7d 14h167x slower
XMRMonero XMR$6.80 BRandomX @ 6.16 GH/s38 MW10,760 confs14d 1h310x slower
ZECZcash ZEC$5.24 BEquihash @ 15 GH/s52 MW12,091 confs10d 11h231x slower
LTCLitecoin LTC$4.28 BScrypt @ 2.53 PH/s531 MW569 confs1d 39m23x slower
ETCEthereum Classic ETC$1.32 BEtchash @ 179 TH/s367 MW9,294 confs1d 11h33x slower
DASHDash DASH$446.57 MX11 @ 3.42 PH/s5.49 MW54,733 confs99d 10h2,193x slower
QRLQuantum Resistant Ledger QRL$107.81 MRandomX @ 79 MH/s499 KW1,575,153 confs2y 363d24,122x slower
RVNRavencoin RVN$96.18 MKawPow @ 2.49 TH/s12 MW63,980 confs44d 10h980x slower
CKBNervos Network CKB$72.17 MEaglesong @ 149 PH/s7.24 MW694,441 confs75d 8h1,662x slower
ETIEtica ETI$269,417RandomX @ 939 KH/s5.91 KW1,717,916 confs252y 338d2,035,805x slower
FRENFrencoin FREN$77,451KawPow @ 1.49 GH/s7.35 KW213,859,442 confs203y 161d1,637,515x slower