Auto-updated: July 8, 2026 · Data refreshes whenever either brand receives new reviews, offers or score changes.
Current Discount Codes
Earthbound
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Grounded Kiwi
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4-Dimension Scorecard
| Dimension | Earthbound | Grounded Kiwi |
|---|---|---|
| Trust Score (0–100) | 31.01/100 | 73.01/100WIN |
| Verified Reviews | 1 · ★4 | 1 · ★5 |
| Product Range | 2 productsWIN | 1 products |
| Active Offers | 0 offers | 0 offers |
| Overall Winner | 1 win(s) | 1 win(s) |
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
- Founded by Blake — an 18-year New Zealand firefighter who needed grounding solutions that worked for physically demanding, high-stress lifestyles
- NZ's only WorkSafe audited grounding mat — the only brand in the GroundingMatrix index with independent government-level safety verification
- 35,000+ New Zealand customers with a 4.9 average rating — the largest NZ domestic grounding customer base in the index
- Only 0.5% of orders returned — among the lowest return rates GroundingMatrix has seen across any grounding brand
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 →Grounded Kiwi
The Founding Story That Makes This Brand Different GroundingMatrix has reviewed grounding brands founded by massage therapists, athletes, brothers who believed in the product, and entrepreneurs who saw a market opportunity. Grounded Kiwi was found…
Full profile →Frequently Asked Questions
Which is better: Earthbound or Grounded Kiwi?
Earthbound and Grounded Kiwi are evenly matched across our four comparison dimensions.
What are the trust scores for Earthbound and Grounded Kiwi?
Earthbound has a Matrix Trust Score of 31.01/100 and Grounded Kiwi scores 73.01/100, 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?
Check the offers section above for the latest discount codes.
