Ace Killer OG Auto vs Ace of Spades Feminized — Side-by-Side Comparison

Ace Killer OG Auto and Ace of Spades Feminized keep showing up in the same buyer questions, and the reason is simple: they overlap in popularity but not in payoff. The comparison underneath uses real cultivar data — THC, indica/sativa split, flowering time, indoor and outdoor yield, height, and difficulty — so the decision becomes a matter of fit, not hype.

Ace Killer OG Auto vs Ace of Spades Feminized at a glance

SpecAce Killer OG AutoAce of Spades Feminized
THC25winner20
Strain split66% Indica / 34% Sativa66% Indica / 34% Sativa
Flowering time
Indoor yield
Outdoor yield
Plant height
DifficultyIntermediateIntermediate
AutoflowerYesNo
FeminizedNoYes

Effects compared

Ace Killer OG Auto delivers

relaxedsleepyhappy

Both share

relaxedsleepyhappy

Ace of Spades Feminized delivers

relaxedsleepyhappy

Ace Killer OG Auto and Ace of Spades Feminized both bring relaxed, sleepy, happy to the experience, but Ace Killer OG Auto leans more into relaxed territory while Ace of Spades Feminized pushes harder on relaxed effects.

Growing Ace Killer OG Auto vs growing Ace of Spades Feminized

Ace Killer OG Auto

  • Flowering: Not specified
  • Indoor yield: Not specified
  • Outdoor yield: Not specified
  • Height: Not specified
  • Difficulty: Intermediate

Buy Ace Killer OG Auto cannabis seeds online in the USA. Indica strain with 25% THC. Effects: Relaxed, Sleepy, Happy. Discreet shipping to all 50 states with germination guarantee.

Ace of Spades Feminized

  • Flowering: Not specified
  • Indoor yield: Not specified
  • Outdoor yield: Not specified
  • Height: Not specified
  • Difficulty: Intermediate

Buy Ace of Spades Feminized cannabis seeds online in the USA. Indica strain with 20% THC. Effects: Relaxed, Sleepy, Happy. Discreet shipping to all 50 states with germination guarantee.

Both strains share a similar flowering window, so cycle planning will not push you toward one over the other. Yields land in the same range, so neither strain leaves the other behind at harvest. Both strains expect a grower who already understands stable VPD and steady feeding.

Which should you grow?

So which strain wins?

Best for beginners

Tied — either works

Best yield

Tied — same range

Fastest harvest

Tied — same window

Highest THC

Ace Killer OG Auto

Frequently asked questions

Which is stronger, Ace Killer OG Auto or Ace of Spades Feminized?+

Ace Killer OG Auto comes in higher on the lab sheets at around 25, compared with 20 for Ace of Spades Feminized. That said, real-world potency depends on phenotype, cure, and grow conditions — both strains can deliver a serious hit when grown well.

Which yields more, Ace Killer OG Auto or Ace of Spades Feminized?+

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.

Which is faster to harvest?+

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

Which is easier to grow?+

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.

Where can I buy Ace Killer OG Auto or Ace of Spades Feminized seeds?+

Royal King Seeds carries both Ace Killer OG Auto and Ace of Spades Feminized 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 Ace Killer OG Auto page or the Ace of Spades Feminized page to pick your pack size.

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