Best Portable Chargers for Samsung Galaxy Note 8

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Galaxy Note 8 comes with 15-watt Samsung adaptive fast-charging support that charges its battery from zero to 50% in 50 minutes. Best portable chargers for Note 8 or indeed the best power banks for Samsung S21, S20, S10, S9, or S8 series come with minimum 15-watt fast-charging support to charge these phones at their maximum charging speeds.

Best Future Ready Portable Charger for Samsung Galaxy Note 8

Anker PowerCore 10000 Slim PD 

Anker PowerCore 10000 Slim PD is Anker’s latest portable charger in 10000 mAh battery capacity. It is one of our favorite portable chargers for Samsung Galaxy Note 8 as it is very lightweight and has a compact design. The 18-watt PD portable charger will fast-charge your Samsung Galaxy Note 8 from zero to 50% in just 30 minutes and charge it fully two times.

Anker PowerCore 10000 PD supports 18-watt USB-C PD and can also fast-charge most latest Android phones (including Samsung S21, 20 series, S10, S9, Note 9, Pixel 3 XL, Pixel 3) and the latest iPhones (12, 11, X, XR, XS, XS Max, 8, 8 Plus). The power bank will charge most Android phones (including Samsung S21, 20, S10, S9, Note 9, Pixels) about two times, all the small-screen iPhones (iPhone 8, 7, 6s, 6, 5) more than three times, and all the large-screen iPhones (iPhone 12, 11, XR, XS, X, 8 Plus, 7 Plus, 6 Plus) more than two times. 

pd portable charger for iPhone XI and XRR
Anker PowerCore 10000 Slim PD will fully charge Galaxy Note 8 twic and latest S21/S20/Note 20 series from 30% to 100% twice

The power bank has two charging ports – a USB-C PD port and a regular USB port. It can charges two phones simultaneously at very decent speeds thanks to its maximum 28-watt output – way higher than most similar compact power banks. For example, PowerCore 10000 PD  will fast-charge Note 8 with USB-C Power Delivery port and at the same time fast-charge iPhone 7 with the regular USB port.

PowerCore 10000 PD will get fully charged in 3.5 hours with a 18-watt USB-C PD wall charger.

The power bank weighs 6.8 oz (192 grams) and Anker PowerCore 10000 PD has dimensions of 6 x 3.0 x 0.55 inch which means which makes the portable charger is about the size of a candy bar, for convenient transportation anywhere you need to charge your devices.

PowerCore 10000 PD Pros

  • Fast-charges Note 8 from zero to 50% in just 30 minutes
  • Fast-charges all latest Samsung phones up to S21, S20, 10, S10+ as well
  • Fully charges Note 8 more than two times
  • Charges S21/S20 series and Note 20 series from 30% to 100% twice
  • Premium build quality
  • Charges two phones simultaneously
  • Supports 18-watt USB-C PD
  • Also supports 2.4 amp charging via the regular USB-port
  • Dual output ports – USB-C port and a regular USB port
  • Can charge all the large-screen iPhones more than two times. 
  • Charges small-screen iPhones (8, 7, 6s, 6) more than three times
  • Charges older Android phones from zero to 50% in about 50-55 minutes
  • Gets fully charged in just 3.5 hours
  • USB-C to USB-C cable included
  • Weighs 6.8 oz  which is great for 10000 mAh battery capacity

Cons

  • None

Best Portable Charger for Samsung Galaxy Note 8 (Runner Up)

RAVPower 15000 PD

RAVPower 10000 PD is an ultra-slim portable charger that will charge Samsung Galaxy Note 8 at a rate 60% faster than conventional charging.

The power bank will fully charge your Samsung Galaxy Note 8 more than two times and fast-charges your Note 8 from zero to 50% in just 30 minutes. 

Quickcharge 3.0 Portable phone charger for Note 8
RAVPower 10000 Slim QC3.0 phone charger is slim and ergonomically shaped with rounded edges 

The portable charger supports Samsung Adaptive fast-charging which fast-charges all Samsung phones upto S21, S20, S10/S10+ (S10, S9, S8, S8 Plus, S7/S6 and other Samsung tablets, etc). RAVPower 10000 Slim QC3.0 also supports QuickCharge 3.0 as well as 2.4 amp charging for charging older iPhones (iPhone 8, 7, 6s, 6, 5s) and all the older Android phones.

The power bank packs enough power to charge all most Android phones about two times and all the large-screen iPhones (iPhone 12, 11, XR, XS, X, 8 Plus, 7 Plus, 6 Plus) more than two times as well. It charges all the small-screen iPhones (iPhone 7, 8, 6, 6s, 5) more than three times. RAVPower 10000 Slim QC3.0 charges all iPhones at twice the speed of Apple stock 1-amp/5-watt charger.

RAVPower 10000 Slim QC3.0 gets fully charged in 4 hours with QuickCharge 3.0 charger or the Note 8 charger.

The portable charger weighs 7.2 oz (about 210 grams) which is good for 10000 mAh battery capacity and has the dimensions of 5.7 x 0.6 x 2.8 inches. 

RAVPower 10000 Slim QC3.0 Pros

  • Fast-charges Samsung Galaxy Note 8 from zero to 50% in about 30 minutes
  • Charges Note 8 two times
  • Ultra-slim, sleek, and light in weight portable charge
  • Gets fully charged in just 4 hours with the Note 8 charger
  • Charges most popular Android phones (S20, S11, S10, S9 Plus, S8, LG G8, G7) about two times
  • Will charge all the large-screen iPhones more than two times. 
  • Charges small-screen iPhones (8, 7, 6s, 6) more than three times
  • Reasonably priced for an ultra-slim power bank with 10000 mAh battery capacity
  • Weighs 7.2 oz which is great for 10000 mAh battery capacity
  • Also supports QuickCharge 3.0 and 2.4 amp charging

Cons

  • 6-point battery status indicator would have been more convenient
  • No USB-C input to plug the Note 8 charger directly to charge the powerbank

Best Slim Portable Charger for Samsung Galaxy Note 8

Anker PowerCore II Slim 10000

Anker PowerCore 10000 PD is our top pick for “slim and universal” portable charger. It has a slimline design with protective silicone outer surface and it charges all Samsung phones up to S10/S10+/S10e at their fastest supported speed.

Anker squeezes all that 10000 mAh battery and charging circuitry into a compact form-factor. PowerCore II slim 10000 is easy to hold in hand and keep in pockets due to its slim design of .55 inches thickness.

The portable charger supports 15-watt Samsung Adaptive fast-charging which will charge all the Samsung phones till the S10/Note 10 series at the fastest supported speed.PowerCore II Slim 1000 will make the battery of your Samsung Galaxy Note 8 go from zero to 50% in just 30 minutes. The portable charger will fully fast-charge your Samsung Galaxy Note 8 and the latest Samsung phones (S10, S10 Plus, S9 Plus, S9, S8 Plus, S7) more than two times.

Fast charging Quickcharge Power Bank for Note 8
Anker PowerCore II slim 10000 will charge Samsung Galaxy S10 two times

Anker PowerCore II slim 10000 packs enough battery to charge all the large-screen iPhones (iPhone XR, XS, X, 8 Plus, 7 Plus, 6 Plus) more than two times and all the small-screen iPhones (iPhone 7, 8, 6, 6s, 5s) more than three times.

The portable charger will charge all iPhones at twice the speed of the Apple iPhone charger – zero to 50% in 30-50 minutes. The power bank can do this as it supports 2.4 amp charging which charges all iPhones.

Anker PowerCore II slim 10000 gets fully charged in about 5 hours with the Samsung Note 8 charger or any QuickCharge 3.0 charger and has a micro-USB input port for charging it. 

The portable charger weighs about 7.2 oz (about 210 grams) which is decent for 10000 mAh capacity. Anker PowerCore II slim 10000 measures 5.4 x 2.6 x 0.6 inches which allows it to fit perfectly in hands with flagship smartphones for convenient on-the-go charging.

Anker PowerCore II Slim 10000 Pros

  • Fast-charges the Samsung Galaxy Note 8 from zero to 50% in 30 minutes
  • Gives two full charges to the Samsung Galaxy Note 8
  • Slimmest fast-charging power bank available from Anker
  • Gets fully recharged in about 5 hours with Note 8 charger
  • Ultra-thin, sleek, and light in weight and portable
  • Weighs 7.2 oz
  • Fast-charges all the latest large-screen iPhones  more than two times
  • Charges small-screen iPhones (8, 7, 6s, 6) more than three times
  • Will charge all iPhones two times faster than Apple iPhone charger

Cons

  • No USB-A to USB-C cable included

Best Overall Portable Charger for Samsung Galaxy Note 8

RAVPower 20000 45-watt PD

RAVPower 20000 45-watt PD is a high output power bank with 45-watt USB-C Power Delivery output, which makes it a universal portable charger for charging the Note 8 as well as all other PD phones, iPads, USB-C laptops and MacBooks.

The power bank packs enough power which to fast-charge your Samsung Galaxy Note 8 more than four times.  RAVPower 20000 45-watt PD will fast-charge the Note 8 as well most other latest iPhones 12, 11, XS/XR etc. and Android phones (S21, S20, S10, S10 Plus, LG G8, LG G7, etc.) from zero to 50% in just 30 minutes.

Fast charging 45-watt PD Power Bank for Note 9
RAVPower 20000 45-watt PD has adequate output to charge Macbooks and Chromebooks 

RAVPower 20000 45-watt PD will fast-charge all the large-screen iPhones (iPhone 12, 11, XR, XS, XS Max, X, 8 Plus, 7 Plus, 6 Plus) about five times and all the small-screen iPhones (8, 7, 6s, 6, 5s) about seven times.  RAVPower 20000 45-watt PD packs enough power so as to charge MacBook Air and MacBook Pro almost once.

The portable charger will fast-charge laptops such as Dell XPS 13/15, iPads, and MacBooks with the huge 45-watt USB-Power Delivery output.

RAVPower 20000 45-watt PD has two charging ports – a USB-C port and a regular USB port. This allows it to charge two phones simultaneously at good speeds. For example, the portable charger will fast-charge Note 8 with USB-C Power Delivery port and also fast-charge iPhone 7 at the same time with the regular USB port.

The power bank weighs 14 oz (about 395 grams), which is light for 20000 mAh capacity. RAVPower 20000 45-watt PD has dimensions of 6.3 x 3 x 0.9 inches. 

RAVPower 20000 45-watt PD can be charged with any 30-watt USB-C PD charger including the MacBook Pro/Air chargers. It takes a minimum of 4 hours to get fully charged with the 30-watt USB-C PD chargers such as Macbook chargers. It can also be charged via the micro-USB port as well.

RAVPower 20000 45-watt PD Pros

  • Charges Samsung Note 8 four times
  • Charges Samsung Note 8 from zero to 50% in about 30 minutes
  • 45-watt output is great for charging laptops such as XPS 13/15, and Macbooks
  • Will charge all Samsung Smartphones zero to 50% in just 30 mins
  • Will charge all the large-screen iPhones more than four times. 
  • Charges small-screen iPhones (8, 7, 6s, 6) more than seven times
  • Charges MacBook Air and MacBook Pro almost once
  • Fast-charges iPad Pro 2020/18, iPad mini 2019, and iPad Air 3
  • Can be charged with MacBook chargers in 4 hours
  • Gets recharged in about 4 hours by any 30-watt USB-C PD charger
  • Can be charged via either micro-USB or USB-C ports
  • Supports 2.4 amp charging for older iPhones and Android phones
  • Weighs around 14.1 oz (398 grams)

Cons

  • A bit bulky

Best High Capacity Portable Charger for Samsung Galaxy Note 8

Anker PowerCore II 20000

Anker PowerCore II 20000 delivers the fastest supported charging current to the Note 8 charging it to 50% in under 30 minutes.. The portable charger as adequate capacity to charge Samsung Galaxy Note 8 more than four times.

15-watt Samsung Adaptive fast-charging support enables the portable charger to fast-charge all other latest Samsung phones such as S10, S10 Plus, S9, S8 Plus  zero to 50% charge in about 30 minutes.

Fast charging Power Bank for Note 9
Anker PowerCore II 20000 is perfect for fast-charging all Samsung phones about 4 times

PowerCore II 20000 will fast-charge 5+ inch iPhones (iPhone 12, 11, XR, XS, XS Max, X, 8 Plus, 7 Plus, 6 Plus) about five times and all the small-screen iPhones (8, 7, 6s, 6, 5s) about seven times. The portable charger will charge all the fast-charge supporting iPhones at the speed twice than the speed of the Apple phone charger.

The power bank can be fully charged with any Samsung charger or any QuickCharge 3.0 charger in 6 hours via the micro-USB cable.

Anker PowerCore II 20000 weighs 13 oz (about 370 grams) and measures 6.4 x 2.7 x 0.9 inches. The portable charger has a grippy new textured outer surface and comes with stellar Anker build quality..

Anker PowerCore II 20000 Pros

  • Charges Note 8 more than four times
  • Charges Note 8 from zero to 50% charge in about 30 minutes.
  • Fast-charges all the latest Samsung phones (S10, S10 Plus, S9, S8 Plus, etc)
  • Supports 2.4 amp charging for all iPhones and Android phones
  • Can be charged with any Samsung charger or any QuickCharge 3.0 charger in 6 hours
  • Weighs 13 oz (370 grams) which is convenient for 20000 mAh

Cons

  • No USB-A to USB-C cable included

Tip: You can attach the micro-USB/USB-C connector that comes with the Samsung Galaxy Note 8, to the micro-USB cable that comes with the Powercore II 20000 to charge the Note 8.  

Note 8 Battery and charging

The Galaxy Note has always been an unapologetically big phone, but Samsung took Note 8 to the new dimensions with the 6.3-inch Infinity Display that stretches to the very edges of the phone. The HDR-Display is it’s crisp, vibrant, and super bright, so there is no actual problem of visibility when outdoors in direct sunlight.

Such bigger and brighter display came with the need for a bigger battery. The Samsung Galaxy Note 8 has a battery capacity of 3300 mAh, which is not exactly sufficient for a display of this size. But Samsung wasn’t experimenting with the battery life boundaries of its devices and was being conservative with battery capacity after what happened with Note 7. Big battery sizes were the key features of the Note series but with the Samsung playing safe, users were left wishing and had to pay for the sins of Note 7.

You will still get all-day battery life with Samsung Galaxy Note 8 and Samsung’s power-saving software tricks can extend that to slightly over 24 hours, but this depends totally on the usage of the device. As there is so much to do and use, an overnight charge is a must.

Portable chargers help the cause of keeping the battery on hand and while Samsung is going low on battery, the the portable chargers for Samsung Galaxy Note 8 pick up the power backup flag to keep the phone going.

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