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$1.55 TSHA-256 @ 894 EH/s12 GW6 confs1h 5m-
DOGEDogecoin DOGE$17.46 BScrypt @ 4.10 PH/s861 MW876 confs15h 19m14x slower
ZECZcash ZEC$10.99 BEquihash @ 17 GH/s56 MW11,174 confs9d 16h213x slower
XMRMonero XMR$7.28 BRandomX @ 6.34 GH/s39 MW10,352 confs13d 18h302x slower
BCHBitcoin Cash BCH$6.97 BSHA-256 @ 4.84 EH/s65 MW1,195 confs8d 10h185x slower
LTCLitecoin LTC$4.08 BScrypt @ 3.17 PH/s665 MW511 confs19h 52m18x slower
ETCEthereum Classic ETC$1.40 BEtchash @ 195 TH/s399 MW8,750 confs1d 9h30x slower
DASHDash DASH$590.13 MX11 @ 2.31 PH/s3.70 MW82,284 confs148d 13h3,261x slower
RVNRavencoin RVN$87.08 MKawPow @ 2.34 TH/s11 MW68,671 confs47d 16h1,047x slower
QRLQuantum Resistant Ledger QRL$85.99 MRandomX @ 74 MH/s472 KW1,706,327 confs3y 70d25,578x slower
CKBNervos Network CKB$67.67 MEaglesong @ 108 PH/s5.28 MW926,813 confs104d 4h2,287x slower
ETIEtica ETI$198,871RandomX @ 588 KH/s3.71 KW1,885,516 confs406y 163d3,256,538x slower
FRENFrencoin FREN$45,690KawPow @ 561 MH/s2.77 KW572,334,684 confs544y 167d4,362,307x slower