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$1.26 TSHA-256 @ 877 EH/s11 GW6 confs1h 8m-
DOGEDogecoin DOGE$14.51 BScrypt @ 2.36 PH/s495 MW1,551 confs1d 3h24x slower
ZECZcash ZEC$7.54 BEquihash @ 18 GH/s61 MW10,505 confs9d 2h193x slower
XMRMonero XMR$5.84 BRandomX @ 5.56 GH/s35 MW11,223 confs15d 23h338x slower
BCHBitcoin Cash BCH$4.11 BSHA-256 @ 3.14 EH/s42 MW1,612 confs13d 4h279x slower
LTCLitecoin LTC$3.28 BScrypt @ 2.87 PH/s602 MW532 confs22h 18m20x slower
ETCEthereum Classic ETC$1.10 BEtchash @ 183 TH/s374 MW9,455 confs1d 11h32x slower
DASHDash DASH$456.89 MX11 @ 2.35 PH/s3.76 MW82,377 confs148d 17h3,150x slower
QRLQuantum Resistant Ledger QRL$83.51 MRandomX @ 79 MH/s502 KW1,577,525 confs3y 18d23,586x slower
RVNRavencoin RVN$69.33 MKawPow @ 2.08 TH/s10 MW78,795 confs54d 17h1,159x slower
CKBNervos Network CKB$51.61 MEaglesong @ 81 PH/s3.96 MW1,236,151 confs141d 10h2,995x slower
ETIEtica ETI$139,196RandomX @ 3.15 MH/s19 KW3,672,715 confs77y 77d596,816x slower
FRENFrencoin FREN$55,489KawPow @ 608 MH/s3.00 KW537,562,727 confs511y 138d3,952,667x slower