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$1.36 TSHA-256 @ 1,173 EH/s15 GW6 confs53m 6s-
DOGEDogecoin DOGE$13.88 BScrypt @ 2.75 PH/s577 MW1,410 confs1d 17m27x slower
BCHBitcoin Cash BCH$9.32 BSHA-256 @ 6.90 EH/s93 MW966 confs6d 6h170x slower
XMRMonero XMR$6.66 BRandomX @ 5.70 GH/s35 MW11,517 confs16d 6h441x slower
LTCLitecoin LTC$4.13 BScrypt @ 2.66 PH/s558 MW580 confs1d 1h28x slower
ZECZcash ZEC$3.62 BEquihash @ 17 GH/s56 MW11,967 confs10d 5h278x slower
ETCEthereum Classic ETC$1.26 BEtchash @ 210 TH/s431 MW8,693 confs1d 8h37x slower
DASHDash DASH$410.33 MX11 @ 2.50 PH/s4.01 MW80,122 confs145d 14h3,948x slower
QRLQuantum Resistant Ledger QRL$110.73 MRandomX @ 186 MH/s1.17 MW741,398 confs1y 132d13,497x slower
RVNRavencoin RVN$87.43 MKawPow @ 3.43 TH/s16 MW49,792 confs34d 13h938x slower
CKBNervos Network CKB$67.77 MEaglesong @ 80 PH/s3.91 MW1,126,365 confs149d 12h4,055x slower
ETIEtica ETI$294,460RandomX @ 3.09 MH/s19 KW1,546,876 confs82y 58d813,251x slower
FRENFrencoin FREN$104,442KawPow @ 2.20 GH/s10 KW155,015,417 confs147y 169d1,459,656x slower