Short answer: A magnetic power bank is worth it only if you own an iPhone 12 or newer and you value snapping it on with no cable. You pay for convenience and lose roughly 25–35% of the energy to wireless conversion. The boAt EnergyShroom PB331 MagnaCharge 10000mAh at ₹1,090 (76% off MRP ₹4,490) is the sensible entry point. If you mainly want charge, not convenience, the wired boAt PB300 at ₹690 delivers more usable power for less money.
Prices are live as of 29 September 2026 and move with stock — check the linked product page for today’s exact price.
What does a magnetic power bank actually do differently?
It carries a ring of magnets that aligns with the magnet array in an iPhone 12 or later. You put the bank on the back of the phone, it clicks into place, and it charges wirelessly while stuck there. You can keep using the phone one-handed with the bank attached.
That is the entire proposition. There is no extra capacity, no extra speed, no clever technology. It is a normal power bank with magnets and a wireless coil.
A word on naming, because it matters in India where listings are loose. MagSafe is Apple’s trademark. A third-party unit is properly described as magnetic wireless charging, or Qi2-certified if it has passed that certification. Qi2 is the open standard that brought magnetic alignment and 15W to non-Apple accessories. Anything advertised as “MagSafe” without Apple’s involvement means magnetic and Qi-compatible — which is usually fine, but know what you are reading.
How much energy do you lose going wireless?
This is the number nobody prints on a box, so here it is plainly.
A wired power bank already loses energy converting 3.7V cells up to 5V or 9V output — you get roughly 60–70% of the rated capacity out. Wireless adds a second loss: energy crosses an air gap between two coils as a magnetic field, and a chunk of it becomes heat in the process.
| How you charge | Rated capacity | Energy stored | Realistic delivered energy | Full phone charges |
|---|---|---|---|---|
| Wired, USB-C | 10,000mAh | about 37Wh | 22–26Wh | 1 to 1.5 |
| Magnetic wireless | 10,000mAh | about 37Wh | 15–20Wh | about 1 |
| Wired, USB-C | 20,000mAh | about 74Wh | 44–52Wh | 2.5 to 3 |
So a 10,000mAh magnetic bank used wirelessly gives you roughly one full phone charge. The same money spent on a wired 10,000mAh unit gives you about one and a half. The good news is that every magnetic bank worth buying also has a USB-C port, so you can go wired when you actually need every last watt-hour.
The other cost is heat. Wireless charging warms both the bank and the phone, and heat is what ages a lithium battery. If you have read our piece on acceptable refurbished iPhone battery health, you know why we do not treat that casually. Charging magnetically in a Delhi May afternoon in a car is worse for your battery than charging wired.
Which magnetic power bank should you buy?

The value pick: boAt EnergyShroom PB331 MagnaCharge 10000mAh, 15W wireless and 22.5W wired — ₹1,090 (Unboxed, MRP ₹4,490, 76% off). This is the one to buy. 15W wireless when you want no cable, 22.5W wired when you want speed, and at ₹1,090 the convenience costs you only ₹400 over the plain wired PB300.
If you want a stand: boAt EnergyShroom PB330 MagnaCharge 10000mAh, 15W, metal stand — ₹1,690 (Unboxed, MRP ₹4,999, 66% off). Same capacity class as the PB331, ₹600 more, and what you get for it is the fold-out metal stand that props the phone up while charging. If you watch video on trains or take a lot of video calls from hotel rooms, that stand earns its money. If you do not, buy the PB331 and keep the ₹600. We are not going to pretend the stand is worth it to everybody.

If your problem is a cluttered bedside, not battery on the go: Belkin BoostCharge Pro 3-in-1 Magnetic Charging Travel Pad, Qi2-certified 15W — ₹9,990 (Unboxed, MRP ₹23,999, 58% off). Be clear about what this is: it is a folding travel charging pad for an iPhone, Apple Watch and AirPods, not a power bank. It has no battery of its own and needs a wall socket. It is a genuine Qi2-certified Belkin unit, which is why it costs what it does, and it is the right buy for someone who travels with all three Apple devices and is tired of three cables in a hotel room.
Does a magnetic bank work with an Android phone?
Not properly, in most cases. Android phones generally have no magnet array in the back, so the bank will not stick. It will still charge wirelessly if the phone supports Qi and you hold it in place, which is not a usable way to live.
The workaround is a magnetic ring case, which many Indian buyers already use. That works, but alignment is less precise than on an iPhone and you will see slower charging and more heat.
If you are on Android, buy a wired bank. The boAt Energyshroom PB300 10000mAh at ₹690 does more for less. Save the magnetic money for the day you switch — and if you are considering that switch, our best refurbished iPhones under ₹30,000 guide is the honest starting point — and note that the iPhone 12 is the first generation where magnetic accessories work at all, so anything older leaves you back on cables anyway. Our iPhone 12 vs iPhone 13 comparison covers that choice.
Who should NOT buy a magnetic power bank
Android users without a magnetic case. It will not attach. Buy wired and be happier.
Anyone with an iPhone 11 or older. There is no magnet array before the iPhone 12. Wireless charging may work at a slow Qi rate; magnetic alignment will not.
Anyone who wants maximum battery per rupee. Wireless costs you 25–35% of the energy. If your priority is getting through a 14-hour day, buy a 20,000mAh wired bank instead.
Anyone using a thick rugged case or a PopSocket. Magnets weaken sharply with distance. Past about 3mm of case, the bank slides off in a pocket. A thin case is fine; an armoured one is not.
Anyone buying the Belkin pad expecting a power bank. It is a wall-powered charging pad. If you need battery on a train, this is the wrong ₹9,990.
Frequently asked questions
Is a third-party magnetic power bank as fast as Apple’s MagSafe?
Close, for most units. Qi2-certified accessories deliver up to 15W magnetically, the same headline figure Apple’s MagSafe reaches on supported iPhones. Real-world speed depends on phone temperature more than on brand.
Will a magnetic power bank damage my iPhone?
No. The magnets are not strong enough to affect the phone’s electronics, and iOS handles magnetic accessories natively from the iPhone 12 onward. The only real wear factor is heat from prolonged wireless charging.
Why does my magnetic bank feel hot while charging?
Because wireless energy transfer is less efficient and the lost energy becomes heat in the coils. It is normal. If it becomes uncomfortable to hold, switch to the USB-C cable for that session.
Can I charge two devices at once on these banks?
On the boAt MagnaCharge units, yes — one phone magnetically on the back and a second device on the USB-C port. Total output is shared, so both charge more slowly than either would alone.
Are magnetic power banks allowed on Indian flights?
Yes, in cabin baggage. A 10,000mAh magnetic bank is about 37Wh at 3.7V, far below the 100Wh limit. Power banks must never go into checked baggage.
Is 10,000mAh enough if I am using it wirelessly?
It is roughly one full phone charge wirelessly, or about one and a half wired. That covers a long day out. It does not cover a weekend trip without a socket.
What does Unboxed mean on a magnetic power bank?
The retail box was opened — a return, a display piece or a cancelled order — and the unit inside is like-new. We test the magnets, the wireless coil and every port before listing. See our unboxed accessories guide for what we check.
Do these come with warranty and a GST invoice?
Yes, on every unit, along with 7-day returns. The terms are in our NewAsNew Assured warranty guide.
Read next: Unboxed Mobile Accessories in India: what to buy and what to avoid, Apple AirPods: New vs Unboxed, and How to Spot a Fake Discount in India.
Tell us your iPhone model and case thickness on WhatsApp at wa.me/917982235917 and we will tell you whether a magnetic bank will actually stay attached — or whether the ₹690 wired one is the better buy for you.
Written by the NewAsNew team, NextG Serve Pvt. Ltd., New Delhi. We test magnet grip, wireless output and port behaviour on every MagnaCharge and Qi2 unit before it goes live. Read our story.