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 @ 969 EH/s13 GW6 confs1h 30s-
DOGEDogecoin DOGE$16.54 BScrypt @ 3.53 PH/s740 MW1,019 confs17h 49m18x slower
ZECZcash ZEC$8.89 BEquihash @ 12 GH/s41 MW15,153 confs13d 3h313x slower
BCHBitcoin Cash BCH$8.07 BSHA-256 @ 5.21 EH/s70 MW1,114 confs7d 19h186x slower
XMRMonero XMR$7.13 BRandomX @ 6.63 GH/s41 MW9,573 confs13d 4h314x slower
LTCLitecoin LTC$4.20 BScrypt @ 3.04 PH/s638 MW528 confs20h 40m21x slower
ETCEthereum Classic ETC$1.39 BEtchash @ 188 TH/s386 MW9,108 confs1d 10h34x slower
DASHDash DASH$513.55 MX11 @ 1.83 PH/s2.94 MW102,361 confs187d 4h4,455x slower
RVNRavencoin RVN$89.43 MKawPow @ 2.61 TH/s12 MW61,688 confs42d 20h1,020x slower
QRLQuantum Resistant Ledger QRL$84.78 MRandomX @ 72 MH/s455 KW1,737,759 confs3y 111d28,723x slower
CKBNervos Network CKB$69.76 MEaglesong @ 120 PH/s5.84 MW907,955 confs94d 4h2,241x slower
ETIEtica ETI$215,444RandomX @ 1.89 MH/s11 KW4,687,137 confs126y 230d1,100,121x slower
FRENFrencoin FREN$62,845KawPow @ 734 MH/s3.62 KW437,607,795 confs416y 107d3,616,593x slower