Our verdict
The New Allbirds Wool Runner NZ and Tree Runner NZ and the Reef Shoes are too close to call — we rated both 9/10. There's no clear winner here, so it comes down to what you want it for. We break that down below.

New Allbirds Wool Runner NZ and Tree Runner NZ
$110
Check priceRead our full review
Reef Shoes
$80
Check priceRead our full reviewSide by side
| Attribute | New Allbirds Wool Runner NZ and Tree Runner NZ | Reef Shoes |
|---|---|---|
| Our rating | 9/10 | 9/10 |
| Price | $110 | $80 |
| Best for | Allbirds' 10th-anniversary upgrades deliver real improvements—sturdier, roomier, smoother ride. | Shockingly comfortable, outrageously light at $80—buy them for travel, casual wear, or anywhere comfort matters more than fashion. |
| Standouts |
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| Watch-outs | None we flagged |
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Which one is right for you?
Choose the New Allbirds Wool Runner NZ and Tree Runner NZ if…
Allbirds' 10th-anniversary upgrades deliver real improvements—sturdier, roomier, smoother ride.
- Sturdier build than previous version
- Roomier upper fit
Choose the Reef Shoes if…
Shockingly comfortable, outrageously light at $80—buy them for travel, casual wear, or anywhere comfort matters more than fashion.
- Extremely lightweight
- Springy, trampoline-like bounce
Why we rate them this way
New Allbirds Wool Runner NZ and Tree Runner NZ — 9/10
Allbirds' 10th-anniversary upgrades deliver real improvements—sturdier, roomier, smoother ride.
What we liked: Sturdier build than previous version, Roomier upper fit, Smoother, refined ride, Featherbed™ insole provides immediate comfort, Machine-washable.
Reef Shoes — 9/10
Shockingly comfortable, outrageously light at $80—buy them for travel, casual wear, or anywhere comfort matters more than fashion.
What we liked: Extremely lightweight, Springy, trampoline-like bounce, True to size, no break-in period, Excellent for all-day walking and standing, Versatile neutral style.
Worth knowing: Not suitable for hiking, Casual-athletic aesthetic, not for formal business wear.
On price, the Reef Shoes is the cheaper pick at $80, versus $110 — a difference of about $30.
Common questions
Is the New Allbirds Wool Runner NZ and Tree Runner NZ or the Reef Shoes better?
We rated both 9/10 — it's a genuine toss-up. New Allbirds Wool Runner NZ and Tree Runner NZ: Allbirds' 10th-anniversary upgrades deliver real improvements—sturdier, roomier, smoother ride. Reef Shoes: Shockingly comfortable, outrageously light at $80—buy them for travel, casual wear, or anywhere comfort matters more than fashion.
Which is cheaper, the New Allbirds Wool Runner NZ and Tree Runner NZ or the Reef Shoes?
The Reef Shoes is the cheaper of the two at $80, versus $110.
What's the difference between the New Allbirds Wool Runner NZ and Tree Runner NZ and the Reef Shoes?
Short version — New Allbirds Wool Runner NZ and Tree Runner NZ: Allbirds' 10th-anniversary upgrades deliver real improvements—sturdier, roomier, smoother ride. Reef Shoes: Shockingly comfortable, outrageously light at $80—buy them for travel, casual wear, or anywhere comfort matters more than fashion.