3 Kings Feminized vs A-Train Autoflower — Side-by-Side Comparison
If you have narrowed your shortlist down to 3 Kings Feminized and A-Train Autoflower, you are weighing two genuinely different growing personalities. One leans toward the kind of plant that forgives a beginner; the other rewards a grower who already understands their environment. The data below makes that gap obvious.
3 Kings Feminized vs A-Train Autoflower at a glance
| Spec | 3 Kings Feminized | A-Train Autoflower |
|---|---|---|
| THC | 16% | 21%winner |
| Strain split | 13% Indica / 87% Sativa | 79% Indica / 21% Sativa |
| Flowering time | — | 8-10 weekswinner |
| Indoor yield | — | 350-500g/m² |
| Outdoor yield | — | 50-200g/plant |
| Plant height | — | 60-100cm |
| Difficulty | Intermediate | Easywinner |
| Autoflower | No | Yes |
| Feminized | Yes | Yes |
Effects compared
3 Kings Feminized delivers
Both share
A-Train Autoflower delivers
3 Kings Feminized and A-Train Autoflower both bring happy to the experience, but 3 Kings Feminized leans more into energetic territory while A-Train Autoflower pushes harder on relaxed effects.
Growing 3 Kings Feminized vs growing A-Train Autoflower
3 Kings Feminized
- Flowering: Not specified
- Indoor yield: Not specified
- Outdoor yield: Not specified
- Height: Not specified
- Difficulty: Intermediate
Shop 3 Kings Feminized seeds — Happy sativa with incense terpenes. 14-18% THC. Autoflower format.
A-Train Autoflower
- Flowering: 8-10 weeks
- Indoor yield: 350-500g/m²
- Outdoor yield: 50-200g/plant
- Height: 60-100cm
- Difficulty: Easy
A-Train Autoflower delivers relaxing indica effects in a fast-finishing autoflowering format — seed to harvest in 9-11 weeks.
A-Train Autoflower finishes 91 weeks sooner than 3 Kings Feminized, which matters most for outdoor growers chasing the first frost or anyone running back-to-back indoor cycles. On harvest weight, A-Train Autoflower edges ahead, especially when you give it a full SCROG net. If you are still building muscle memory around feeding and humidity control, lean on A-Train Autoflower.
Which should you grow?
Picking between these two comes down to four practical questions:
Best for beginners
A-Train Autoflower
Best yield
A-Train Autoflower
Fastest harvest
A-Train Autoflower
Highest THC
A-Train Autoflower
Frequently asked questions
Which is stronger, 3 Kings Feminized or A-Train Autoflower?+
A-Train Autoflower comes in higher on the lab sheets at around 21%, compared with 16% for 3 Kings 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, 3 Kings Feminized or A-Train Autoflower?+
A-Train Autoflower pulls ahead on yield with up to 350-500g/m², while 3 Kings Feminized tops out around . If grams per square meter is the deciding factor, A-Train Autoflower is the safer pick.
Which is faster to harvest?+
A-Train Autoflower flowers in around 8-10 weeks, beating 3 Kings Feminized's window. For a quicker turn-around or for outdoor growers fighting an early frost, A-Train Autoflower is the smarter bet.
Which is easier to grow?+
A-Train Autoflower is the more forgiving plant of the two — rated Easy versus Intermediate for 3 Kings Feminized. First-time growers will have a smoother run with A-Train Autoflower, especially in a small tent.
Where can I buy 3 Kings Feminized or A-Train Autoflower seeds in Canada?+
Royal King Seeds carries both 3 Kings Feminized and A-Train Autoflower as feminized seeds shipped discreetly across Canada. Each strain ships with our germination guarantee and tracked Canada Post delivery in plain unmarked packaging. Visit the 3 Kings Feminized page or the A-Train Autoflower page to pick your pack size in CAD.
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