Best Power Banks for iPhone 6s

PowerBank Guide is reader-supported. When you buy through links on our site, we may earn an affiliate commission.

iPhone 6s has a 1715 mAh battery and comes with the slow Apple 5-watt charger. The good news is that the phone supports 12-watt fast-charging. Best portable chargers for iPhone 6s support 12-watt fast charging and are also future-ready for fast-charging latest iPhone 12 series, 11, 11 Pro/Max, XR/XS/X/8/8+ at fast-charging speeds of zero to 60% in 30 mins via USB-C PD.

Here is a list of our pick of the best power banks for iPhone 6s:

Best Future-Ready Powerbank for iPhone 6S

ZMI 10000 PD Slim

ZMI is one of the premium power bank and mobile accessory brands and is associated with Xiaomi/Zimi. ZMI 10000 PD is our pick as the best future-ready compact, slim fast-charging portable charger for iPhone 6s. It has 10000 mAh battery capacity that will fully charge your iPhone 6s more than three times (from 10% to 100% four times). The portable charger is very slim and weighs around 6.7 oz (202 gms) which makes it very portable and pocketable.

ZMI 10000 PD charges your iPhone 6s at a very fast rate (12-watts) of zero to 50% in about 30 minutes, which is twice as fast as the Apple iPhone 6s 5-watt charger.

USB-C Powerbank for Samsung Note 10 Plus
ZMI 10000 PD charges iPhones from iPhone 6 to to  iPhone 12 series at fastest supported speed

The power bank offers full future readiness as it fast-charges latest iPhone 12, 11, 11 Pro/Max, SE 2020, XR, XS, X, 8 etc. from zero to 60% in 30 minutes. It also fast-charges latest PD supporting iPads such 2021/2020, 2018  iPad Pro 11, iPad Pro 12.9, iPad Air 3, iPad mini 5 etc.

It also fast-charges latest Samsung phones such as S21, S20/S10/S9/S8 etc. as well as most top-end Android phones such as LG G & V series and all Google Pixels.

It can fully charge the latest iPhones 12, 11, 11 Pro/XR etc. and most Android phones about two times.

ZMI 10000 PD has two input ports – a USB-C port, and the micro-USB port and hence it can be charged by using either a USB-C cable, or a micro-USB cable. The power bank can be recharged in just 3.5 hours with any 18+ watt USB-C PD wall charger or any Macbook USB-C any charger. The  ZMI 10000 PD can also be charged with the Apple iPhone 6s charger in about 12 hours.

Another feature of ZMI 10000 PD is that it comes with a ‘low current charging mode’ which is a special mode to charge devices that require charging current less than 60mA, for example wireless headphones.

ZMI 10000 PD Pros

  • Will charge your iPhone 6s almost four times
  • Charges iPhone 6s fast, zero to 50% charge in 30 minutes
  • Can charge the iPhone 6s at 12-watt – twice as fast as Apple iPhone 6s 5-watt charger
  • Fast-charges latest iPhone iPhone 12, 11, 11 Pro/Max, XR, XS, X, 8 etc. from zero to 60% in 30 minutes.
  • Can also be charged via micro-USB port as well as via USB-C port
  • Pocket-friendly design and light in weight
  • Can charge two devices at once
  • Priced incredibly well
  • Low current charging mode
  • Premium fit and finish
  • Slim design with just half-inch thickness
  • Comes with a USB-C to USB-C and a USB-A to C cable 

Cons

  • None

Best Compact Powerbank for iPhone 6s

Anker PowerCore Slim 10000 PD 

Anker’s PowerCore 10000 Slim PD is its latest non-PD compact portable charger in the 10000 mAh range. It supports a maximum charging speed of 18-watt over USB-C and 12 watt over USB, which means it can charge your iPhone 6s from zero to 50% in 30 minutes and also fast-charge latest large battery iPhone 12 series to 50% in 30 mins. The portable charger will fully charge your iPhone 6s almost four times.

PowerCore 10000 Slim PD is similar in features to the older PowerCore 10000 PD Redux except for the design. It has a new rectangular slim design with better build quality and ergonomics. PowerCore 10000 Slim PD weighs around 6.8 oz (200 grams) and is .5 inch thick.

pd portable charger for iPhone XI and XRR
Anker PowerCore Slim 10000 PD is Anker’s slimmest PD power bank

PowerCore 10000 Slim PD comes with a user-friendly 4-point LED battery status indicator. It will charge almost all the Android phones and latest iPhones including iPhone 12 series about twice. PowerCore 10000 Slim PD also has a trickle charging mode which ensures fast and safe charging for low power devices as it delivers only the required amount of current.

If you own an iPhone 6/6s or iPhone 7/7s, then PowerCore 10000 Slim PD  is an excellent future-proof choice. The only reason it is at #2 is its price and the fact that it lacks micro-USB port for charging the power bank.

PowerCore 10000 Slim PD Pros

  • Light in weight at just 6.8 oz (198 grams)
  • Charges iPhone 6s from zero to 50% in 30 minutes
  • Fast-charges latest iPhone iPhone 12, 11, 11 Pro/Max, XR, XS, X, 8 etc. from zero to 60% in 30 minutes.
  • Can charge the iPhone 6s at 12-watt – twice as fast as Apple iPhone 6s 5-watt charger
  • Will charge your iPhone 6s four times 
  • Has solid build quality
  • Trickle charging mode

Cons

  • None.  ZMI 10000 PD is just a better package in terms of price/features/accessories.

Best Future Ready High Capacity Power bank for iPhone 6s

AmazonBasics 20100 PD

USB-C power bank for iPad Pro
AmazonBasics 20000 PD is a versatile power bank for both latest iPhones and latest Android phones

AmazonBasics 20000 PD is a future ready versatile power bank for the iPhone 6s as it will also fast-charges latest iPhone iPhone 12, 11, 11 Pro/Max, XR, XS, X, 8 etc. from zero to 50% in 30 minutes.

Moreover, it also fast-charges the latest Android phones as it supports 18-watt USB-C PD.

The power bank will charge your iPhone 6s from zero to 50% in about 30 minutes. The power bank has enough capacity to charge your iPhone 6s an incredible 7 times.

AmazonBasics 20000 PD itself gets recharged in just 3.5 hours with a USB-C PD charger. It can be charged through the USB-C port. AmazonBasics 20000 PD supports Quickcharge 3.0, USB-C PD 18-watt, and 2.4 amp (12 watts) charging.

AmazonBasics 20000 PD weighs 14 oz (360 grams). It has dimensions of 5.91″ x 3.27″ x 0.83″ (150 x 83 x 21 mm).

AmazonBasics 20000 PD Pros

  • Will charge iPhone 6s more than 7 times
  • Charges iPhone 6s at its maximum supported speed of zero to 50% charge in about 30 minutes
  • Charges the 6s at 12-watt – twice as fast as Apple 6s 5-watt charger
  • Fast-charges latest iPhone iPhone 12, 11, 11 Pro/Max, XR, XS, X, 8 etc. from zero to 60% in 30 minutes.
  • Very reasonable price
  • Can be charged by included USB-C cable, or any USB-C to USB-C cable
  • Weighs 11.8 oz (335 grams)
  • Low-current charging mode
  • Comes with 24-month product replacement warranty

Cons

  • None

Best Ultra-Compact Powerbank for iPhone 6s

Anker PowerCore 6700

Best powerbank for iPhone 6s
PowerCore 6700 is extremely portable, lightweight, and will charge iPhone 6s twice

Anker is the leading USB charging brand in the world with some of the best portable chargers for iPhones. PowerCore 6700 is our favorite ultra-compact powerbank for iPhone 6S. The portable charger weighs around 4.2 oz (120 grams) and has a slim body which makes it a pocket-friendly device. It has a battery of 6700 mAh and can fully charge your iPhone 6s more than twice.

PowerCore II 6700 can charge your iPhone 6s from 0% to 50% in around 30 minutes, which is the maximum possible charging speed for iPhone 6s.

The powerbank itself will get fully charged in about 3 hours. PowerCore 6700 has a micro-USB port for charging the powerbank and comes with a micro-USB cable.

PowerCore II 6700 Pros

  •  4.2 oz (120 grams) weight makes it very easy to carry
  • Charges iPhone 6s fast, zero to 50% in about 30 minutes
  • Charges the 6s at 12-watt – twice as fast as Apple 6s 5-watt charger
  • Has a sleek design and a small size 
  • Comes with a travel pouch and 18-month warranty

Cons

  • No USB-C PD for fast-charging latest iPhone 12, 11, XR, SE 2020 etc.

Leave a Reply

Your email address will not be published.