When it comes to staying powered up on the go, slim magnetic power banks are a game-changer for iPhone users. All of the models in this guide are 0.3 inches thick or slimmer, with the Kuulaa being the thinnest at just 0.28 inches. These pocket-friendly chargers are ideal for travel, remote work, or daily commutes, letting you top up your iPhone without bulky cables. Despite their ultra-thin design, they deliver reliable charging with strong MagSafe-style magnetic alignment. In this guide, we’ve rounded up the best slim magnetic power banks for iPhone to help you find the right fit for your needs.
What to Look For in a Slim Magnetic iPhone Power Bank
- Thickness: Choose power banks that are 0.3 inches or less for true pocket-friendly portability.
- Capacity: 5000mAh is ideal for a slim design, providing a full charge for most iPhone models.
- MagSafe compatibility: Ensure the charger snaps securely to your iPhone and supports wireless 15W charging.
- Pass-through charging: Some models allow you to charge your iPhone and power bank simultaneously — a great time saver.
- Design & build: Look for lightweight, pocket-friendly designs with scratch-resistant finishes.
Best Slim Magnetic Power Banks for iPhone (2025 UK Picks)
Anker Nano Power Bank, Ultra-Slim 5,000mAh
Why it’s great:
- Trusted brand with reliable performance and safety features.
- 5000mAh capacity for a full iPhone charge.
- Slim 0.3 inch design makes it easy to carry in your pocket.
- Fast charging and MagSafe compatible.
£50 from Amazon.co.uk
*Prices may vary
Kuulaa Power Bank Magsafe 5000mAh
Why it’s great:
- At just 0.28 inches thick, it’s the thinnest option on this list — perfect for slipping into a pocket or travel wallet.
- 5000mAh capacity with reliable magnetic hold for iPhones.
- Affordable price point compared to premium brands.
- USB-C charging makes it versatile for other small devices too.
£27 from Amazon.co.uk
*Prices may vary
Baseus Picogo AM41 Magsafe Powerbank
Why it’s great:
- Slim 0.3 inch profile with 5000mAh capacity.
- Strong magnet and fast wireless charging.
- Excellent value at a budget-friendly price.
- Lightweight and easy to carry.
£23 from Amazon.co.uk
*Prices may vary
LISEN Magnetic Powerbank 5000mAh
Why it’s great:
- Ultra-slim design at 0.3 inches, making it pocket-friendly.
- Strong magnetic alignment with MagSafe-compatible iPhones.
- 5000mAh capacity for a full iPhone recharge.
- Durable build with smart safety protections against overheating.
£29 from Amazon.co.uk
*Prices may vary
Tips for Using a Slim Magnetic Power Bank with Your iPhone
- Align properly:
Always align the magnets with the MagSafe ring for the most efficient charging. - Charge overnight:
Keep your power bank charged so it’s ready when you need it. - Don’t block the camera:
Choose slim models (0.3 inches or less) to avoid interfering with iPhone camera lenses. - Use pass-through charging:
Charge both your phone and power bank at the same time if supported. - Travel ready:
5000mAh models are generally airline-approved, making them ideal for flights.
Frequently Asked Questions
- Can a 5000mAh magnetic power bank fully charge an iPhone?
Yes, most 5000mAh slim chargers provide at least one full charge for iPhone 13, 14, and 15 models. - Are slim power banks safe for iPhones?
Yes. Reputable brands like Anker, Baseus, and LISEN include safety features such as overcharge and temperature protection. - Do magnetic power banks work with phone cases?
They work with MagSafe-compatible cases. Thicker or metal cases may reduce charging efficiency. - Is wireless charging slower than wired?
Wireless MagSafe charging is capped at 15W, which is slightly slower than wired fast charging — but far more convenient. - Can I carry these on airplanes?
Yes. Power banks under 100Wh (all of these are ~18Wh) are airline-approved for carry-on luggage.
Comparison Table: Best Slim Magnetic Power Banks for iPhone
| Model | Capacity | Thickness | Weight | Price (approx.) | Rating |
|---|---|---|---|---|---|
| Anker Nano Power Bank | 5000mAh | 0.3 in | ~0.22 kg | £50 | 4.3★ |
| Kuulaa Power Bank | 5000mAh | 0.28 in (thinnest) | ~0.20 kg | £27 | 4.3★ |
| Baseus Picogo AM41 | 5000mAh | 0.3 in | ~0.20 kg | £23 | 4.2★ |
| LISEN Magnetic Powerbank | 5000mAh | 0.3 in | ~0.21 kg | £29 | 4.2★ |
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