They both seem like pretty solid mods the sigelei has battery percentage,magnets,has a higher max voltage at 8.4,has bigger firing button,and it also has a silicone case. Sigelei 150W Box Mod - Eciggity
The IPV3 has upgradable firmware and as of now can go up to 165w but only maxes out at 7 volts but I've read that it maxes out at around 7.12 volts and can read ohms down to the hundredths so no more roundin up and the one Ivery been looking at is the beyondvapes version which is called the smithbox which has better buttons and and the touch sensor and charging port removed Beyond Vape Smith Box Mod [bv-smi-box-mod] - $128.00 : Beyond Vape, Premium Vaporizers and E-Cigarettes
The IPV3 has upgradable firmware and as of now can go up to 165w but only maxes out at 7 volts but I've read that it maxes out at around 7.12 volts and can read ohms down to the hundredths so no more roundin up and the one Ivery been looking at is the beyondvapes version which is called the smithbox which has better buttons and and the touch sensor and charging port removed Beyond Vape Smith Box Mod [bv-smi-box-mod] - $128.00 : Beyond Vape, Premium Vaporizers and E-Cigarettes