Black Swan vs Birb
Side-by-side comparison: trade tokens, weight scaling, ability impact and verdict. Updated April 2026 with verified data from growagardencalculator + game.guide.
Hatch
112.5Kt
Mid
484.09Kt
Max
10Mt
Dark Plume: Boosts mutation odds and pet trade demand.
Prismatic · Tier S+
BirbHatch
40t
Mid
952t
Max
75Kt
Soaring Splendor: Boosts mutation chance on tall crops.
Verdict (mid-weight)
Black Swan wins
At mid-weight, Black Swan delivers 484,091 tokens vs 952 for Birb ( +50750%). But ability fit, demand and current market trends matter — run the full WFL Calculator with your actual weight + mutation before deciding.
Stat-by-stat breakdown
| Stat | Black Swan | Birb | Winner |
|---|---|---|---|
| Rarity | Mythical | Prismatic | — |
| Tier | S+ | S+ | — |
| Source | Pet Shop | Pet Shop | — |
| Hatch weight | 4.5 kg | 1 kg | — |
| Max weight | 114 kg | 114 kg | tie |
| Tokens @ hatch | 112,500 | 40 | A |
| Tokens @ mid weight | 484,091 | 952 | A |
| Tokens @ max weight | 10,000,000 | 75,000 | A |
| Data source | verified | verified | — |
Ability head-to-head
Black Swan
Dark Plume
Boosts mutation odds and pet trade demand.
Birb
Soaring Splendor
Boosts mutation chance on tall crops.
Black Swan vs Birb — full breakdown
Black Swan (Mythical, tier S+) and Birb (Prismatic, tier S+) are both popular trades in Grow a Garden. Black Swan is sourced from Pet Shop, while Birb comes from Pet Shop. At typical trade weight (mid-weight), Black Swan commands roughly 50750% more tokens than Birb.
When to pick Black Swan
- Ability fit: Dark Plume — Boosts mutation odds and pet trade demand.
- Source rarity: Pet Shop
- Token range: 112.5K → 10M
When to pick Birb
- Ability fit: Soaring Splendor — Boosts mutation chance on tall crops.
- Source rarity: Pet Shop
- Token range: 40 → 75K
FAQs
Is Black Swan better than Birb?
Mid-weight: Black Swan wins with 484,091 tokens vs 952. At max weight: Black Swan. Best pick depends on your trade context.
What is Black Swan's trade value?
Black Swan (Mythical, tier S+): 112,500 tokens at hatch (4.5 kg), 484,091 at mid-weight, 10,000,000 at max (114 kg). Ability: Boosts mutation odds and pet trade demand.
What is Birb's trade value?
Birb (Prismatic, tier S+): 40 tokens at hatch (1 kg), 952 at mid-weight, 75,000 at max (114 kg). Ability: Boosts mutation chance on tall crops.
Should I trade Black Swan for Birb?
Run the WFL Calculator with both pets at their actual weights and any mutations. Base verdict: Black Swan has the edge at typical trade weight. Demand and mutation availability also matter — see the Trade Strategy guide.
Are these values updated?
Yes — datapoints from growagardencalculator.com Supabase backend, cross-verified against game.guide. Updated within 24h of any patch. See the Methodology page for the verification pipeline.