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$1.53 TSHA-256 @ 961 EH/s12 GW6 confs1h 36s-
DOGEDogecoin DOGE$16.46 BScrypt @ 3.37 PH/s707 MW1,059 confs18h 31m18x slower
BCHBitcoin Cash BCH$8.85 BSHA-256 @ 5.99 EH/s80 MW993 confs6d 18h161x slower
XMRMonero XMR$7.00 BRandomX @ 5.56 GH/s34 MW11,328 confs15d 14h371x slower
ZECZcash ZEC$5.82 BEquihash @ 14 GH/s49 MW12,968 confs11d 2h264x slower
LTCLitecoin LTC$4.26 BScrypt @ 3.08 PH/s646 MW558 confs20h 18m20x slower
ETCEthereum Classic ETC$1.31 BEtchash @ 199 TH/s408 MW8,562 confs1d 8h32x slower
DASHDash DASH$447.88 MX11 @ 2.32 PH/s3.73 MW80,648 confs146d 13h3,482x slower
QRLQuantum Resistant Ledger QRL$96.69 MRandomX @ 81 MH/s514 KW1,554,969 confs2y 331d25,232x slower
RVNRavencoin RVN$94.40 MKawPow @ 2.22 TH/s10 MW72,036 confs50d 36m1,189x slower
CKBNervos Network CKB$71.46 MEaglesong @ 147 PH/s7.15 MW596,899 confs76d 9h1,816x slower
ETIEtica ETI$258,295RandomX @ 674 KH/s4.24 KW1,717,915 confs352y 144d3,056,433x slower
FRENFrencoin FREN$46,381KawPow @ 548 MH/s2.70 KW581,881,684 confs553y 197d4,801,004x slower