707 Headband Feminized vs Ace Killer OG Auto — Side-by-Side Comparison

Ace Killer OG Auto comes in higher on the lab sheets at around 25, compared with 22 for 707 Headband Feminized. That said, real-world potency depends on phenotype, cure, and grow conditions — both strains can deliver a serious hit when grown well.

Both strains finish in roughly the same yield band ( vs ), so the better choice depends on whether your tent leans toward short bushy plants or taller, stretchier ones.

707 Headband Feminized and Ace Killer OG Auto flower on essentially the same schedule ( and ), so harvest timing is unlikely to be the deciding factor between them.

Both strains land at similar difficulty (Intermediate vs Intermediate). Either is approachable for a grower who can hold steady humidity and feed on schedule, and neither is going to baby-sit a beginner more than the other.

Royal King Seeds carries both 707 Headband Feminized and Ace Killer OG Auto as feminized seeds shipped discreetly across the United States. Each strain ships with our 95% germination guarantee and tracked 3–5 day delivery. Visit the 707 Headband Feminized page or the Ace Killer OG Auto page to pick your pack size.