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$1.24 TSHA-256 @ 921 EH/s12 GW6 confs1h 4m-
DOGEDogecoin DOGE$12.90 BScrypt @ 3.17 PH/s665 MW1,154 confs20h 11m19x slower
ZECZcash ZEC$6.88 BEquihash @ 21 GH/s70 MW9,321 confs7d 23h177x slower
XMRMonero XMR$6.30 BRandomX @ 5.17 GH/s32 MW11,792 confs17d 4h382x slower
BCHBitcoin Cash BCH$3.89 BSHA-256 @ 3.26 EH/s44 MW1,704 confs12d 16h282x slower
LTCLitecoin LTC$3.24 BScrypt @ 2.77 PH/s580 MW545 confs23h 9m21x slower
ETCEthereum Classic ETC$1.10 BEtchash @ 168 TH/s344 MW10,322 confs1d 14h36x slower
DASHDash DASH$433.16 MX11 @ 2.45 PH/s3.94 MW78,209 confs142d 2h3,158x slower
QRLQuantum Resistant Ledger QRL$81.53 MRandomX @ 73 MH/s464 KW1,676,783 confs3y 108d26,739x slower
RVNRavencoin RVN$66.76 MKawPow @ 1.90 TH/s9.34 MW86,304 confs59d 22h1,332x slower
CKBNervos Network CKB$51.57 MEaglesong @ 77 PH/s3.77 MW1,300,458 confs148d 14h3,302x slower
ETIEtica ETI$136,445RandomX @ 4.04 MH/s25 KW4,282,731 confs60y 108d489,077x slower
FRENFrencoin FREN$55,518KawPow @ 774 MH/s3.82 KW422,208,537 confs401y 235d3,257,782x slower