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Comparison guidePower Banks

10 Power Banks in Sri Lanka Compared: Capacity, Speed and Portability

The right power bank depends on what you charge and how long you stay away from a socket. Higher-capacity models suit longer days and multiple devices, while compact units are easier to carry. Compare the stated capacity, maximum output and charging style below, then check the live TopTens product listing for current price and availability.

best power banks in Sri Lanka

Top picks

Explore the full list below

Compare

Product Capacity Maximum output Charging style Notable feature
Remax RPP-87 20,000mAh 65W Power Bank 20,000mAh 65W Wired USB-C and USB-A Built-in USB-C cable and digital display
Xiaomi NPB1045 10,000mAh 45W Power Bank 10,000mAh 45W Wired USB-C and USB-A Built-in USB-C cable and LCD display
Xiaomi PB2022ZM 20,000mAh 22.5W Power Bank 20,000mAh 22.5W Wired USB-C and USB-A Three-device charging support
Xiaomi P15ZM1 10,000mAh 22.5W Power Bank 10,000mAh 22.5W Wired USB-C and USB-A Integrated USB-C cable
Xiaomi PB100DZM 10,000mAh 22.5W Power Bank 10,000mAh 22.5W Wired USB-C and USB-A Slim conventional design
LDNIO PQ17 10,000mAh 22.5W Power Bank 10,000mAh 22.5W wired; 15W wireless Wired and magnetic wireless Magnetic wireless charging
WUW Y161 10,000mAh 22.5W Power Bank 10,000mAh 22.5W Wired USB-C and USB-A LED display
Remax RPP-72 20,000mAh 22.5W Power Bank 20,000mAh 22.5W USB-A; 20W USB-C PD Wired USB-C and USB-A Digital power display
LDNIO PQ28 5,000mAh 15W Magnetic Power Bank 5,000mAh 20W wired; 15W wireless Wired USB-C and magnetic wireless 119g compact design
Aspor A330 10,000mAh 10W Power Bank 10,000mAh 10W (supplier confirmation required) Wired USB Budget-focused design

All 10 products

01
Editor’s Choice
Remax RPP-87 20,000mAh 65W Power Bank

1 / 1Explore the images

Remax RPP-87 20,000mAh 65W Power Bank

A high-capacity option for users who want faster USB-C charging and an integrated cable.

Capacity
20,000mAh
Maximum output
65W
What works

65W USB-C PD output

Trade-offs

Larger than a 10,000mAh model

LKR 8,995.00
View product
Full review & specifications

What works

  • 65W USB-C PD output
  • 20,000mAh stated capacity
  • Built-in USB-C cable and digital display

Trade-offs

  • Larger than a 10,000mAh model
  • Maximum speed depends on device and cable compatibility

The RPP-87 combines a 20,000mAh stated capacity with up to 65W USB-C Power Delivery. It is the strongest all-round choice here for users who prioritise output and reserve capacity, although it will be less pocketable than smaller models.

Charging style
Wired USB-C and USB-A
Notable feature
Built-in USB-C cable and digital display
02
Compact 45W option
Xiaomi NPB1045 10,000mAh 45W Power Bank

1 / 1Explore the images

Xiaomi NPB1045 10,000mAh 45W Power Bank

A compact 45W model with a built-in USB-C cable and an LCD charge display.

Capacity
10,000mAh
Maximum output
45W
What works

45W stated maximum output

Trade-offs

Lower reserve capacity than 20,000mAh models

LKR 9,675.00
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Full review & specifications

What works

  • 45W stated maximum output
  • Integrated USB-C cable
  • LCD status display

Trade-offs

  • Lower reserve capacity than 20,000mAh models
  • Total output falls when several devices charge together

This Xiaomi model balances a 10,000mAh stated capacity with 45W output in a compact body. Its integrated cable reduces what you need to carry, while the display gives clearer charge information than a basic indicator light.

Charging style
Wired USB-C and USB-A
Notable feature
Built-in USB-C cable and LCD display
03
High-capacity Xiaomi
Xiaomi PB2022ZM 20,000mAh 22.5W Power Bank

1 / 1Explore the images

Xiaomi PB2022ZM 20,000mAh 22.5W Power Bank

A straightforward high-capacity choice for phones and everyday USB devices.

Capacity
20,000mAh
Maximum output
22.5W
What works

20,000mAh stated capacity

Trade-offs

Slower maximum output than the 45W and 65W options

LKR 7,475.00
View product
Full review & specifications

What works

  • 20,000mAh stated capacity
  • Up to 22.5W output
  • Multiple wired output ports

Trade-offs

  • Slower maximum output than the 45W and 65W options
  • Bulkier than 10,000mAh models

The PB2022ZM prioritises capacity over peak speed. It suits users who want more reserve power for phones and accessories and do not need laptop-class output.

Charging style
Wired USB-C and USB-A
Notable feature
Three-device charging support
04
Built-in cable
Xiaomi P15ZM1 10,000mAh 22.5W Power Bank

1 / 1Explore the images

Xiaomi P15ZM1 10,000mAh 22.5W Power Bank

A portable Xiaomi model with an integrated USB-C cable for everyday charging.

Capacity
10,000mAh
Maximum output
22.5W
What works

Built-in USB-C cable

Trade-offs

10,000mAh capacity may not suit long trips

LKR 6,675.00
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Full review & specifications

What works

  • Built-in USB-C cable
  • 22.5W stated output
  • Can charge multiple devices

Trade-offs

  • 10,000mAh capacity may not suit long trips
  • Not intended for high-power laptops

The P15ZM1 is designed for convenience: the built-in USB-C cable makes it easier to leave a separate cable at home. Its output is suitable for everyday phone charging rather than high-power notebooks.

Charging style
Wired USB-C and USB-A
Notable feature
Integrated USB-C cable
05
Slim everyday option
Xiaomi PB100DZM 10,000mAh 22.5W Power Bank

1 / 1Explore the images

Xiaomi PB100DZM 10,000mAh 22.5W Power Bank

A slim, conventional 10,000mAh power bank with USB-C and USB-A connectivity.

Capacity
10,000mAh
Maximum output
22.5W
What works

22.5W stated output

Trade-offs

No built-in cable

LKR 5,775.00
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Full review & specifications

What works

  • 22.5W stated output
  • USB-C and USB-A ports
  • Slim 10,000mAh format

Trade-offs

  • No built-in cable
  • Less reserve capacity than 20,000mAh models

This is a sensible conventional choice if you prefer separate cables and a slimmer body. It offers mainstream 22.5W charging without the size of a 20,000mAh unit.

Charging style
Wired USB-C and USB-A
Notable feature
Slim conventional design
06
Wired and wireless
LDNIO PQ17 10,000mAh 22.5W Power Bank

1 / 1Explore the images

LDNIO PQ17 10,000mAh 22.5W Power Bank

A flexible model combining wired fast charging with magnetic wireless charging.

Capacity
10,000mAh
Maximum output
22.5W wired; 15W wireless
What works

22.5W wired output

Trade-offs

Wireless charging is less efficient than wired charging

LKR 6,475.00
View product
Full review & specifications

What works

  • 22.5W wired output
  • 15W magnetic wireless charging
  • 10,000mAh stated capacity

Trade-offs

  • Wireless charging is less efficient than wired charging
  • Magnetic alignment and speed depend on the phone or case

The PQ17 is the most flexible option for users who want both wired and magnetic wireless charging. Use the wired connection when efficiency and speed matter most; the magnetic pad is mainly about convenience.

Charging style
Wired and magnetic wireless
Notable feature
Magnetic wireless charging
07
Value 10,000mAh option
WUW Y161 10,000mAh 22.5W Power Bank

1 / 1Explore the images

WUW Y161 10,000mAh 22.5W Power Bank

A lower-priced 10,000mAh model with 22.5W output and an LED display.

Capacity
10,000mAh
Maximum output
22.5W
What works

Competitive listed price

Trade-offs

Not a 65W model

LKR 4,275.00
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Full review & specifications

What works

  • Competitive listed price
  • 22.5W verified maximum output
  • LED charge display

Trade-offs

  • Not a 65W model
  • Fewer independently documented features than leading picks

The Y161 is a value-focused wired model. Independent product information supports a 22.5W maximum, so it should not be treated as a 65W charger.

Charging style
Wired USB-C and USB-A
Notable feature
LED display
08
Best value for money
Remax RPP-72 20,000mAh 22.5W Power Bank

1 / 1Explore the images

Remax RPP-72 20,000mAh 22.5W Power Bank

A competitively priced 20,000mAh option with USB-C PD and USB-A fast charging.

Capacity
20,000mAh
Maximum output
22.5W USB-A; 20W USB-C PD
What works

20,000mAh stated capacity

Trade-offs

Slower than the 65W RPP-87

LKR 4,950.00
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Full review & specifications

What works

  • 20,000mAh stated capacity
  • Up to 22.5W output
  • Strong capacity-to-listed-price balance

Trade-offs

  • Slower than the 65W RPP-87
  • A larger unit to carry daily

The RPP-72 offers the most attractive balance of stated capacity, verified charging output and listed price in this group. It is better suited to phone and accessory charging than high-power laptops.

Charging style
Wired USB-C and USB-A
Notable feature
Digital power display
09
Best for compact magnetic chargingBest compact magnetic
LDNIO PQ28 5,000mAh 15W Magnetic Power Bank

1 / 1Explore the images

LDNIO PQ28 5,000mAh 15W Magnetic Power Bank

The smallest option here, designed for convenient magnetic wireless top-ups.

Capacity
5,000mAh
Maximum output
20W wired; 15W wireless
What works

Compact 5,000mAh format

Trade-offs

Lowest capacity in the comparison

LKR 5,475.00
View product
Full review & specifications

What works

  • Compact 5,000mAh format
  • 15W magnetic wireless charging
  • Light 119g design

Trade-offs

  • Lowest capacity in the comparison
  • Wireless performance depends on device compatibility and alignment

The PQ28 is the portability pick. Its 5,000mAh capacity is best viewed as a convenient top-up rather than an all-day reserve, but the compact magnetic design is easier to carry.

Charging style
Wired USB-C and magnetic wireless
Notable feature
119g compact design
10
Best budget
Aspor A330 10,000mAh 10W Power Bank

1 / 1Explore the images

Aspor A330 10,000mAh 10W Power Bank

The lowest-priced option in the supplied catalogue for basic everyday charging.

Capacity
10,000mAh
Maximum output
10W (supplier confirmation required)
What works

Lowest listed price in this comparison

Trade-offs

Slower stated output than the other models

LKR 1,650.00
View product
Full review & specifications

What works

  • Lowest listed price in this comparison
  • 10,000mAh stated capacity
  • Simple wired charging

Trade-offs

  • Slower stated output than the other models
  • Exact output specification requires supplier confirmation

The A330 is included as the budget choice because of its supplied price and stated 10,000mAh capacity. Confirm the exact output rating before publication because available listings are inconsistent.

Charging style
Wired USB
Notable feature
Budget-focused design

How to choose a power bank

Start with capacity and output. A 20,000mAh model provides more reserve but is heavier; a 10,000mAh unit is easier to carry; a 5,000mAh magnetic model is mainly for top-ups. Match the charger’s USB-C or wireless standards to your device because the headline wattage is only available when the device, port and cable support it.

Wired versus magnetic wireless charging

Wired charging is usually the better choice for speed and energy efficiency. Magnetic wireless charging is convenient for compatible phones but creates more heat and delivers less usable energy from the same battery capacity. A well-aligned case or a case-free connection may be needed.

Capacity figures explained

The printed milliamp-hour capacity describes the internal battery cells. The energy that reaches your phone is lower because voltage conversion and heat create losses. Do not interpret a 10,000mAh label as two guaranteed full charges of every 5,000mAh phone.

Our verdict

Choose the Remax RPP-87 when output and reserve capacity matter most. The RPP-72 offers a stronger value balance for phones and accessories. Pick the LDNIO PQ28 for compact magnetic convenience, or the Aspor A330 only after its exact output specification is confirmed.

FAQs

Is a 10,000mAh or 20,000mAh power bank better?

A 10,000mAh model is easier to carry, while a 20,000mAh model provides more reserve for longer days or several devices. Choose based on portability and how often you can recharge the power bank.

Can a 65W power bank charge a laptop?

It can charge some USB-C laptops when the laptop accepts USB-C Power Delivery at a compatible profile and the cable is correctly rated. Check the laptop’s input requirements before buying.

Why is usable capacity lower than the printed capacity?

The printed figure describes the internal cells. Voltage conversion, cable resistance, heat and the receiving device’s charging process reduce the energy delivered.

Can I take a power bank on a flight?

Airline and airport rules vary. Power banks normally belong in cabin baggage, not checked baggage. Check the airline’s current capacity and quantity limits before travel.

References

  1. Xiaomi NPB1045 product specifications — Model, capacity, output, dimensions and features.
  2. Remax RPP-87 product page — Capacity, output, cable and display details.
  3. Xiaomi P15ZM1 product page — Capacity, output and integrated cable details.
  4. Xiaomi PB100DZM product page — Capacity, ports and output details.
  5. LDNIO PQ17 product page — Wired and wireless charging specifications.
  6. WUW Y161 product specifications — Capacity and corrected 22.5W output.
  7. Remax RPP-72 product page — USB-C PD and USB-A output specifications.
  8. LDNIO PQ28 official product page — Manufacturer capacity, wired and wireless output, and weight.
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