"MagSafe-compatible" and "Qi2" both snap on magnetically, but the standard, output, and pricing logic differ. Including older magnetic Qi pads, here's a comparison table to decide which an iPhone user should buy today.
Tokyo Gadget
Reviews & guides for smartphone gadgets
- Wireless chargersMagSafe vs Qi2 Chargers: What's the Difference and Which to Buy
- Phone chargingiPhone 17 Series (2025) Charging Setup: USB-C and Qi2 Accessories to Get
How to set up charging for the iPhone 17 series (2025 models); the iPhone 18 Pro announced in September 2026 is covered separately: a USB-C PD charger, a rated cable, and Qi2/MagSafe wireless charging. Accessory choices based on current iPhone specs, explained simply and without overstating.
- Wireless chargersCharging AirPods: Wired, Qi Wireless, and 3-in-1 Tips
A simple guide to charging AirPods: wired USB-C/Lightning, how to tell if your case supports Qi wireless charging, a 3-in-1 to charge with your iPhone and Watch, and what to do when they 'won't charge'—for beginners.
- Portable power stationsPortable Power for Camping & Car Camping: Capacity, Output, Use
How to choose a portable power station for camping and car camping: reading capacity (Wh) and rated output (W), guidelines by appliance, the long life of LFP batteries, and charging—an autumn-outdoors guide for beginners.
- Wireless chargersCharging an Apple Watch: Charger Types, Fast Charge, 3-in-1
A simple guide to charging an Apple Watch: genuine/MFi magnetic chargers, what fast charging needs, a 3-in-1 stand to charge it with your iPhone and AirPods, and what to do when it 'won't charge'—for beginners.
- ChargersHow to Choose a USB Power Strip: One Unit for Desk, Bedside, Travel
A USB power strip combines AC outlets with USB ports. This guide covers how to choose—number of AC outlets, USB output (W), GaN, cable length, and portability—plus a solid pick that's easy to use on a desk or a business trip.
- ChargersHow to Choose a USB-C Hub: 4K HDMI, 100W PD, and Ports
A USB-C hub expands a thin laptop or tablet with just one connection. This guide covers how to choose without regret—port layout, 4K HDMI output, PD passthrough (charging) wattage, and device compatibility—plus a solid recommended pick.
- Power banksAnker Nano Power Bank (MagGo, Plus): Safety-Focused MagSafe Battery
A look at Anker's new MagSafe power bank, the Nano Power Bank (MagGo, Plus), from public specs: 10,000mAh, Qi2/MagSafe 15W, USB-C 30W, about 15mm thin, with a newly developed battery emphasizing safety. Who it's for, explained simply.
- Charging basicsWhat a Power Bank's Protection Circuit Does (Safety Explained)
How a power bank's protection circuit (BMS) works, for beginners. Its role guarding against overcharge, over-discharge, overcurrent, short circuit, and heat—and why to choose certified products like PSE—explained from the principle.
- Charging basicsWhy Full Charge and Heat Wear Out Batteries: How Degradation Works, and Why 80% Limits and Optimized Charging Help
Why do phones and power banks hold less as they age? The cause—side reactions accumulating at the electrodes—and the two conditions that speed it up, time spent near full charge and heat, explained with diagrams. From there: why an 80% limit, optimized charging, and cool storage work, and whether topping up or fast charging is bad.
- Charging basicsHow USB-C Works: Why One Cable Does Power, Data, and Video
Why USB-C plugs in either way up and does charging, data, and video over one cable, for beginners. The pin layout, Alt Mode, the link to USB PD, and why cables differ in performance—explained from how it works.
- Charging basicsWhy Wireless Charging Is Slow and Warm: What 15W vs 25W Really Means, and How to Choose
Why is drop-and-charge slower than a cable, and why does the phone get warm? A diagrammed look at electromagnetic induction—coil-to-coil transfer loss, misalignment, rectification—and what it tells you: where the 15W vs 25W difference shows up, what magnets (MagSafe/Qi2) actually fix, and when to use wired instead.
- Charging basicsHow Fast Charging Works: Why It's Quick First, Slow at the End
Why fast charging is fast, and why it slows down after 80%, for beginners. The CC-CV charging process, how voltage and current are raised, and why it's kind to your battery—explained from the principle.
- Charging basicsHow a Lithium-Ion Battery Works: Why It Can Recharge
How the lithium-ion batteries in phones and power banks work, for beginners. Why they recharge over and over, the roles of the cathode, anode, and electrolyte, and why heat and wear happen—explained from the principle.
- Charging basicsVolts, Amps, Watts: How to Read Charging Numbers (Made Simple)
The difference and relationship between V (volts), A (amps), and W (watts) in charging, for beginners. What W=V×A means, what actually decides charging speed, and how to read the numbers on a product page—explained from how it works.
- Charging basicsmAh vs Wh Explained: Why You Can't Charge the Full Rated Capacity
The difference between mAh and Wh on a power bank, for beginners. Why 10,000mAh won't charge your phone by the full rated amount (voltage, conversion loss), and what Wh means for air travel—explained from how it works.
- Portable power stationsPortable Power Station Wattage Guide: Output (W) vs Capacity (Wh)
Confused by the 'W' on portable power stations? Rated output (W) decides which appliances you can run; capacity (Wh) decides how long. This guide covers the wattage each appliance needs and how to pick the right one, for beginners.
- ChargersHow to Charge a Laptop with USB-C: Wattage and What to Pick
Want to charge your laptop over USB-C? This guide explains the conditions (USB PD), how to read the wattage you need (65W/100W), and the E-Marker cables required above 100W—how to pick the charger and cable, for beginners.
- Power banksTravel Charging Packing: Pack Light, Forget Nothing (Checklist)
Avoid forgotten chargers and bulky cables when you travel. This guide covers a smart charging packing strategy—one multi-port charger, a carry-on-legal power bank, durable cables—plus tips on how to pack it all compactly.
- Phone chargingiPhone Battery Tips: Settings and Habits to Make It Last
Want your iPhone battery to last longer? This guide covers the settings—Optimized Battery Charging, an 80% limit, checking Battery Health—and the habits that slow wear, like avoiding 0%/100% and heat, in beginner-friendly terms.
