The BMX Resource Hub

Insights on battery safety, solid-state power, and smarter mobile charging,
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BMX concept render of the rumored folding iPhone Ultra on brushed aluminum
Apple

iPhone Ultra Battery Size: 4,883mAh Rumor and Likely Charging Speeds

What the reported 4,883mAh dual-cell battery could mean for iPhone Ultra battery life, MagSafe speed, USB-C charging, and power-bank use.

AppleBMX concept render of the rumored short and wide iPhone Ultra foldable

Will iPhone Ultra Have MagSafe? Probably Yes. Here’s What That Means for Charging

Our evidence-based forecast for iPhone Ultra MagSafe, Qi2 25W charging, likely charging speed, heat, and accessory fit.

2026Best power bank for iPhone 17e in 2026: BMX SolidSafe Air 5K Qi2 magnetic power bank shown with iPhone 17e.

Best Power Bank for iPhone 17e in 2026: Qi2 + MagSafe Picks

The best power bank for iPhone 17e in 2026 matches the phone at its real ceiling: 20W USB-C wired and 15W wireless via Qi2 or MagSafe. Three ranked picks: SolidSafe Air 5K (daily carry), SolidSafe ...