Quick Answer

If you want extreme girth and a legendary cryptid experience, choose the Bigfoot dildo. If you prefer a longer insertable length with slightly less stretch, the Frankenstein dildo is your monster.

Size vs. Girth: What Matters More?

The Bigfoot dildo is all about girth: its 7.75" circumference at the base of the shaft is a serious stretch. The Frankenstein dildo, while still thick at 6.25" circumference, offers a longer insertable length of 10" versus Bigfoot's 9.5". Your choice depends on whether you prioritize width or depth.

Both are made from platinum-cured silicone by Fleshlight, so you get a body-safe, non-porous surface that's easy to clean. But the physical demands are different: Bigfoot challenges your sphincter and vaginal walls, while Frankenstein challenges your depth tolerance.

Design and Fantasy Appeal

Bigfoot brings the mystery of the woods: a larger-than-life creature with extreme detail. Frankenstein is a classic monster with a 'nuts and bolts' aesthetic that adds a playful, horror-themed twist. Your fantasy preference might tip the scale—do you want a cryptid encounter or a lab-created creature?

Both are conversation starters and great for collectors, but they serve different roles in your toy box. Bigfoot is a showpiece for size enthusiasts; Frankenstein is a more approachable monster for those who want length without the extreme girth.

How to Choose Your Monster

  • Experience Level: If you're new to large toys, start with Frankenstein (6.25" circumference). If you've handled girth before, Bigfoot (7.75" circumference) is the next challenge. Measure your current largest toy to see which circumference you can already handle.
  • Desired Sensation: Bigfoot stretches you wide; Frankenstein fills you deep. Think about whether you prefer a feeling of fullness or a feeling of length.
  • Fantasy Theme: Choose Bigfoot for a cryptid adventure or Frankenstein for a classic horror vibe. Both are detailed, but the aesthetic is very different. Consider what turns you on most: the unknown or the classic monster.

Monster Specs at a Glance

  • Bigfoot Dildo: Insertable length: 9.5" excluding balls; circumference at base of shaft: 7.75". This makes Bigfoot a girth-focused toy that demands gradual warm-up and experience with larger sizes.

    Bigfoot Dildo

    Bigfoot Dildo

  • Frankenstein Dildo: Insertable length: 10" excluding balls; circumference at base of shaft: 6.25". Frankenstein offers slightly more depth but a more manageable circumference, making it a friendlier entry into monster-sized toys.

    Frankenstein Dildo

    Frankenstein Dildo

Which One Fits You?

Best for

  • Bigfoot: experienced users who crave maximum girth and want a legendary creature experience
  • Frankenstein: users who want a long insertable length without extreme width, and who enjoy classic monster themes

Not for

  • Beginners or those sensitive to girth—Bigfoot's 7.75" circumference is too intense; consider a smaller toy first
  • Users who prefer shorter toys for easier control—Frankenstein's 10" insertable length may be too long for some