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Birdies Heron vs New Allbirds Wool Runner NZ and Tree Runner NZ: Which Is Better?

We tested both Birdies Heron and New Allbirds Wool Runner NZ and Tree Runner NZ. Here’s the side-by-side on price, ratings, pros, cons, and our honest verdict on which to buy in 2026.

Birdies Heron New Allbirds Wool Runner NZ and Tree Runner NZ
Our rating 9/10 9/10
Price $110
Best for
Pros
  • 7-layer comfort technology with memory foam and arch support
  • Fits true to size
  • Reasonable $95 price point for the quality
  • Pointed toe looks chic, more elevated than classic loafer
  • Versatile — works with leggings or formal work outfits
  • Featherbed dual-density insole feels like a personal foot massage
  • Breathable TENCEL tree-fiber upper keeps feet light and airy
  • Machine-washable and sustainably made (wool, tree fiber, sugarcane SweetFoam)
  • Refined fit with updated underfoot contour
  • Roomier, sturdier upper than the original Tree Runner
Cons
  • Lean slipper-like in appearance, which won't suit everyone
  • Haven't personally tested the Wool Runner NZ yet
  • Very similar to existing Tree Runner Go — hard to tell apart at a glance
  • Tree Runner NZ ride is less bouncy than the Go version

Check New Allbirds Wool Runner NZ and Tree Runner NZ price →