Atlantic Pygmy Octopus vs Mimic Octopus
How does the Atlantic Pygmy Octopus compare to the Mimic Octopus? They are both members of the Octopodidae family. Below we put their classification, habitat, diet, size, and conservation status side by side — and settle who would win in a fight.


Side-by-side comparison
- Scientific name
- Octopus joubini
- Thaumoctopus mimicus
- Classification
- Invertebrate
- Invertebrate
- Family
- Octopodidae
- Octopodidae
- Habitat
- Shallow coastal waters, coral reefs, and seagrass beds
- Shallow coastal waters and muddy estuaries
- Diet
- Carnivore
- Carnivore
- Conservation status
- Least Concern
- Least Concern
- Lifespan
- 8-10 months
- 1.5-2 years
- Weight
- 10-30 grams
- 0.5-1 kg
Atlantic Pygmy Octopus vs Mimic Octopus: who would win?

Atlantic Pygmy Octopus
10-30 grams

Mimic Octopus
0.5-1 kg
Mimic Octopus wins high confidence
Mimic Octopus is substantially heavier (0.5-1 kg vs 10-30 grams). In a physical confrontation that size and power advantage is usually decisive. In the wild these two rarely (if ever) meet — this is a what-if based on the size and diet we have on record, not a prediction.
Similarities
- Both are invertebrates.
- Both belong to the Octopodidae family.
- Both have a carnivore diet.
- Both are listed as Least Concern.
Differences
- Habitat: Shallow coastal waters, coral reefs, and seagrass beds vs Shallow coastal waters and muddy estuaries.
- Weight: 10-30 grams vs 0.5-1 kg.
Atlantic Pygmy Octopus vs Mimic Octopus: FAQ
Who would win in a fight, a Atlantic Pygmy Octopus or a Mimic Octopus?
Mimic Octopus wins. Mimic Octopus is substantially heavier (0.5-1 kg vs 10-30 grams). In a physical confrontation that size and power advantage is usually decisive. In the wild these two rarely (if ever) meet — this is a what-if based on the size and diet we have on record, not a prediction.
What is the difference between a Atlantic Pygmy Octopus and a Mimic Octopus?
Atlantic Pygmy Octopus and Mimic Octopus differ in several ways — habitat: shallow coastal waters, coral reefs, and seagrass beds vs shallow coastal waters and muddy estuaries. weight: 10-30 grams vs 0.5-1 kg.
Do Atlantic Pygmy Octopus and Mimic Octopus live in the same habitat?
No — Atlantic Pygmy Octopus lives in shallow coastal waters, coral reefs, and seagrass beds, while Mimic Octopus is found in shallow coastal waters and muddy estuaries.
What do Atlantic Pygmy Octopus and Mimic Octopus eat?
Both Atlantic Pygmy Octopus and Mimic Octopus have a carnivore diet.
Which is more endangered, the Atlantic Pygmy Octopus or the Mimic Octopus?
Atlantic Pygmy Octopus is listed as Least Concern, while Mimic Octopus is listed as Least Concern.
How big are Atlantic Pygmy Octopus and Mimic Octopus?
Atlantic Pygmy Octopus weighs around 10-30 grams, while Mimic Octopus weighs around 0.5-1 kg.

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Atlantic Pygmy Octopus

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Mimic Octopus




