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$1.20 TSHA-256 @ 977 EH/s13 GW6 confs54m 54s-
DOGEDogecoin DOGE$11.65 BScrypt @ 2.60 PH/s546 MW1,263 confs22h 6m24x slower
ZECZcash ZEC$7.01 BEquihash @ 21 GH/s69 MW8,295 confs7d 4h189x slower
XMRMonero XMR$6.00 BRandomX @ 5.29 GH/s33 MW10,866 confs15d 2h396x slower
BCHBitcoin Cash BCH$3.91 BSHA-256 @ 3.42 EH/s46 MW1,686 confs10d 21h286x slower
LTCLitecoin LTC$3.23 BScrypt @ 2.45 PH/s513 MW507 confs23h 31m26x slower
ETCEthereum Classic ETC$1.14 BEtchash @ 188 TH/s386 MW8,281 confs1d 7h34x slower
DASHDash DASH$435.41 MX11 @ 3.23 PH/s5.18 MW53,817 confs97d 4h2,549x slower
QRLQuantum Resistant Ledger QRL$72.46 MRandomX @ 70 MH/s445 KW1,625,758 confs3y 33d29,613x slower
RVNRavencoin RVN$64.65 MKawPow @ 1.42 TH/s7.00 MW103,546 confs71d 21h1,886x slower
CKBNervos Network CKB$45.59 MEaglesong @ 92 PH/s4.48 MW994,366 confs112d 8h2,947x slower
ETIEtica ETI$110,628RandomX @ 2.44 MH/s15 KW5,774,700 confs89y 198d857,264x slower
FRENFrencoin FREN$59,356KawPow @ 1.02 GH/s5.02 KW298,634,700 confs274y 226d2,629,146x slower