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$1.47 TSHA-256 @ 988 EH/s13 GW6 confs1h 24s-
DOGEDogecoin DOGE$16.99 BScrypt @ 4.50 PH/s945 MW812 confs14h 12m14x slower
ZECZcash ZEC$8.81 BEquihash @ 15 GH/s50 MW12,690 confs11d 22m263x slower
XMRMonero XMR$7.32 BRandomX @ 5.34 GH/s33 MW11,894 confs16d 15h397x slower
BCHBitcoin Cash BCH$6.07 BSHA-256 @ 4.17 EH/s56 MW1,354 confs9d 22h237x slower
LTCLitecoin LTC$4.00 BScrypt @ 2.98 PH/s624 MW500 confs21h 31m21x slower
ETCEthereum Classic ETC$1.30 BEtchash @ 194 TH/s398 MW8,976 confs1d 9h34x slower
DASHDash DASH$498.68 MX11 @ 2.93 PH/s4.71 MW65,021 confs118d 21h2,835x slower
QRLQuantum Resistant Ledger QRL$85.95 MRandomX @ 87 MH/s550 KW1,540,403 confs2y 286d24,228x slower
RVNRavencoin RVN$84.31 MKawPow @ 2.04 TH/s10 MW80,318 confs55d 18h1,330x slower
CKBNervos Network CKB$62.73 MEaglesong @ 113 PH/s5.50 MW1,004,876 confs101d 16h2,424x slower
ETIEtica ETI$213,389RandomX @ 524 KH/s3.30 KW1,917,930 confs464y 101d4,040,141x slower
FRENFrencoin FREN$39,184KawPow @ 612 MH/s3.02 KW533,923,069 confs507y 334d4,419,893x slower