I tested Belkin's 'semi-solid-state' battery — and it's the best iPhone portable charger I've ever used
Portable battery packs are great, but the reliance on cables is not something I will ever be happy about. The "Semi Solid State" battery design is significantly thinner and lighter than you might expect, which makes a surprising amount of difference for comfort. However, that also comes at the cost of overall capacity, which may or not be a dealbreaker.Belkin UltraCharge Pro Slim Magnetic Power Bank with BoostSolid Cell: $69 at AmazonBelkin's new Semi-Solid-State battery pack is thinner and lighter than any magnetic battery pack I've ever used.
- ▪Portable battery packs are great, but the reliance on cables is not something I will ever be happy about.
- ▪The "Semi Solid State" battery design is significantly thinner and lighter than you might expect, which makes a surprising amount of difference for comfort.
- ▪However, that also comes at the cost of overall capacity, which may or not be a dealbreaker.Belkin UltraCharge Pro Slim Magnetic Power Bank with BoostSolid Cell: $69 at AmazonBelkin's new Semi-Solid-State battery pack is thinner and lighter
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| Original publisher | Tom's Guide |
| Canonical URL | https://www.tomsguide.com/phones/iphones/belkins-semi-solid-state-battery-is-the-best-portable-charger-ive-ever-used-with-my-iphone |
| Publication time | Sat, 26 Sep 2026 09:00:00 +0000 |
| Retrieval time | 2026-09-26T09:06:00.278Z |
| Last seen | 2026-09-26T09:06:00.278Z |
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Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
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Phones Android Phones Google Phones I tested Belkin's 'semi-solid-state' battery — and it's the best iPhone portable charger I've ever used Hands-On By Tom Pritchard Published 26 September 2026 This magnetic accessory is a dream to use (with just one downside) When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. (Image credit: Future) Copy link Facebook X Reddit Email Share this article 0 Join the conversation Follow us Add us as a preferred source on Google Newsletter Subscribe to our newsletter I'm a big fan of magnetic phone accessories, especially when it involves MagSafe-compatible wireless charging. Portable battery packs are great, but the reliance on cables is not something I will ever be happy about.
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