Crypto51

PoW 51% Attack Cost

This is a collection of coins and the theoretical cost of a 51% attack on each network.

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Name Symbol Market Cap Algorithm Hash Rate 1h Attack Cost NiceHash-able
Bitcoin BTC $1.54 T SHA-256 954,021 PH/s $1,615,354 0%
Zcash ZEC $8.82 B Equihash 16 GH/s $32,816 2%
BitcoinCash BCH $7.73 B SHA-256 5,762 PH/s $9,757 0%
Litecoin LTC $4.19 B Scrypt 3 PH/s $68,132 7%
EthereumClassic ETC $1.40 B Etchash 191 TH/s $6,546 0%
Kaspa KAS $931.19 M kHeavyHash 358 PH/s $3,305 17%
Dash DASH $518.00 M X11 2 PH/s $317 3%
Conflux CFX $315.12 M Octopus 1 TH/s $162 7%
eCash XEC $146.42 M SHA-256 45 PH/s $77 6%
Ravencoin RVN $89.88 M KawPow 2 TH/s $812 12%
Nervos CKB $70.25 M Eaglesong 119 PH/s $318 2%
Fractal Bitcoin FB $48.99 M SHA-256 613 PH/s $1,038 0%
Pirate ARRR $44.09 M Equihash 2 MH/s $4 12,673%
EthereumPoW ETHW $29.60 M Ethash 1 TH/s $136 1%
Quai-SHA QUAI $28.95 M SHA-256 373 PH/s $631 1%
Ergo ERG $23.46 M Autolykos 1 TH/s $25 6%
IronFish IRON $6.19 M FishHash 535 GH/s $74 3%
BitcoinGold BTG $5.52 M Zhash 77 KH/s $2 12%
OctaSpace OCTA $3.63 M Ethash 1 TH/s $107 2%
Nexa NEXA $3.01 M NexaPow 2 TH/s $187 4%
Phoenixcoin PXC $2.44 M NeoScrypt 997 MH/s $2 25%
Dingocoin DINGO $2.11 M Scrypt 3 PH/s $61,472 8%
Luckycoin LKY $2.02 M Scrypt 2 PH/s $46,871 10%
Neoxa NEOX $1.60 M KawPow 46 GH/s $16 621%
Catcoin CAT $1.24 M Scrypt 2 TH/s $55 8,610%
BitcoinII BC2 $920,481 SHA-256 59 PH/s $100 4%
Neurai XNA $730,872 KawPow 47 GH/s $17 609%
BitcoinZ BTCZ $351,384 Zhash 15 KH/s $0 62%
Junkcoin JKC $283,983 Scrypt 2 PH/s $39,113 12%
Stohn Coin SOH $217,592 Scrypt 298 GH/s $7 70,537%
Kerrigan-X11 KRGN $186,673 X11 18 TH/s $3 338%
MEWC-Scrypt MEWC $158,456 Scrypt 108 TH/s $2,462 194%
Gemlink GLINK $131,891 Zhash 2 KH/s $0 407%
Frencoin FREN $62,845 KawPow 585 MH/s $0 49,042%
Satoxcoin SATOX $31,202 KawPow 412 MH/s $0 69,640%
AUR-Scrypt AUR None Scrypt 144 GH/s $3 145,808%
Callisto CLO None Ethash 4 GH/s $0 557%
Etho ETHO None Ethash 7 GH/s $1 272%
Halcyon HAL None NeoScrypt 37 MH/s $0 679%
Larissa LRS None Ethash 63 GH/s $6 32%
Mooncoin MOON None Scrypt 7 GH/s $0 2,820,532%
Orbitcoin ORB None NeoScrypt 3 MH/s $0 7,356%
QuarkChain QKC None Ethash 51 GH/s $5 39%
01coin ZOC None NeoScrypt 957 KH/s $0 26,194%