Auto-updated: July 15, 2026 · Data refreshes whenever either brand receives new reviews, offers or score changes.
Current Discount Codes
Earthbound
No active offers. Check all coupons
Groundz
Groundz rewards new email subscribers with a 10% welcome discount — code NCSU10OFF at checkout, appl…
✓ Verified · No expiry
4-Dimension Scorecard
| Dimension | Earthbound | Groundz |
|---|---|---|
| Trust Score (0–100) | 31.01/100 | 61.01/100WIN |
| Verified Reviews | 1 · ★4 | 1 · ★4 |
| Product Range | 2 productsWIN | 1 products |
| Active Offers | 0 offers | 1 offersWIN |
| Overall Winner | 1 win(s) | 🏆 Groundz |
Full Side-by-Side Comparison
- Founded 2021 — 32,937+ customers grounded with 21 million+ nights of grounding contact logged
- Carbon fibre conductive material — doesn't oxidise, doesn't fade, doesn't lose conductivity over time the way silver thread does
- Lifetime warranty on every mattress pad — the strongest warranty term GroundingMatrix has reviewed across the entire grounding index
- Near Field Earthing technology — works through your fitted sheet and pyjamas without requiring direct skin contact
- Three distinct conductive technologies across three product lines — copper rivets (sandals), GroundSync™ carbon-infused rubber (slip-ons), BIOS clay-copper composite (sneakers)
- The only brand in the GroundingMatrix grounding footwear index that explicitly combines all four barefoot shoe principles simultaneously: zero-drop, wide toe box, thin flexible sole, no toe spring
- Natural materials prioritised across the full range — wool, cork, leather, castor bean oil — over synthetic alternatives
- Four grounding sock formats — ankle, half-cut toe, low-cut toe, no-show — in single through 10-pack quantities — the most comprehensive grounding sock range in the index
Products at a Glance
About the Brands
Earthbound
What Earthbound Is Actually Selling — and Why It's Different Most grounding brands in the GroundingMatrix index sell silver-thread or stainless-steel-fibre products. Both are legitimate approaches, both have real conductivity, and both have …
Full profile →Groundz
Barefoot Shoes and Grounding — A More Coherent Pairing Than Most Brands Acknowledge Grounding footwear in the GroundingMatrix index ranges from dedicated grounding shoes that prioritise the conductive mechanism over footwear design to standard sho…
Full profile →Frequently Asked Questions
Which is better: Earthbound or Groundz?
Groundz edges ahead of Earthbound with a higher Matrix Trust Score (61.01/100 vs 31.01/100), more active offers (1 vs 0).
What are the trust scores for Earthbound and Groundz?
Earthbound has a Matrix Trust Score of 31.01/100 and Groundz scores 61.01/100, calculated from product ratings, review volume, and active offer activity.
Which brand has more verified reviews?
Both brands have a similar number of verified reviews.
Do these brands have current discount codes?
Earthbound has 0 active offer(s) and Groundz has 1 active offer(s). See the offers section above.
