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$1.63 TSHA-256 @ 991 EH/s13 GW6 confs57m 24s-
DOGEDogecoin DOGE$19.78 BScrypt @ 3.05 PH/s640 MW1,143 confs20h 9s21x slower
ZECZcash ZEC$9.34 BEquihash @ 13 GH/s43 MW14,250 confs12d 8h310x slower
BCHBitcoin Cash BCH$8.74 BSHA-256 @ 4.77 EH/s64 MW1,097 confs8d 6h208x slower
XMRMonero XMR$7.35 BRandomX @ 5.88 GH/s36 MW10,381 confs14d 10h362x slower
LTCLitecoin LTC$4.51 BScrypt @ 2.80 PH/s587 MW497 confs21h 48m23x slower
ETCEthereum Classic ETC$1.49 BEtchash @ 193 TH/s395 MW8,665 confs1d 8h34x slower
DASHDash DASH$584.95 MX11 @ 2.40 PH/s3.85 MW76,194 confs138d 10h3,473x slower
RVNRavencoin RVN$97.18 MKawPow @ 2.00 TH/s9.83 MW78,102 confs54d 5h1,361x slower
QRLQuantum Resistant Ledger QRL$81.04 MRandomX @ 61 MH/s389 KW1,939,477 confs3y 274d34,352x slower
CKBNervos Network CKB$78.75 MEaglesong @ 111 PH/s5.41 MW795,732 confs98d 15h2,475x slower
ETIEtica ETI$232,568RandomX @ 661 KH/s4.17 KW1,678,350 confs350y 243d3,210,989x slower
FRENFrencoin FREN$67,134KawPow @ 940 MH/s4.63 KW331,797,526 confs315y 232d2,890,222x slower