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 @ 999 EH/s13 GW6 confs1h 2m-
DOGEDogecoin DOGE$15.45 BScrypt @ 3.27 PH/s686 MW1,187 confs20h 26m20x slower
BCHBitcoin Cash BCH$9.20 BSHA-256 @ 5.12 EH/s69 MW982 confs8d 10h195x slower
XMRMonero XMR$6.27 BRandomX @ 5.70 GH/s35 MW11,527 confs16d 6h376x slower
LTCLitecoin LTC$4.20 BScrypt @ 2.65 PH/s556 MW585 confs1d 1h24x slower
ZECZcash ZEC$3.68 BEquihash @ 11 GH/s37 MW18,063 confs15d 16h362x slower
ETCEthereum Classic ETC$1.27 BEtchash @ 204 TH/s418 MW9,021 confs1d 9h32x slower
DASHDash DASH$398.17 MX11 @ 3.18 PH/s5.10 MW62,234 confs114d 12h2,647x slower
QRLQuantum Resistant Ledger QRL$112.75 MRandomX @ 181 MH/s1.14 MW818,805 confs1y 146d11,829x slower
RVNRavencoin RVN$88.48 MKawPow @ 3.52 TH/s17 MW48,494 confs33d 16h778x slower
CKBNervos Network CKB$69.89 MEaglesong @ 132 PH/s6.44 MW704,607 confs90d 16h2,097x slower
ETIEtica ETI$296,976RandomX @ 8.21 MH/s51 KW1,546,876 confs30y 347d261,123x slower
FRENFrencoin FREN$104,435KawPow @ 2.34 GH/s11 KW145,830,550 confs138y 265d1,170,390x slower