Product comparison · 2 power banks

Celly BLPB15000PD45W power bank vs Ugreen PB521 Lithium Polymer (LiPo)

21specifications compared
11differ
10identical
15known for one product only

Key differences

The Celly BLPB15000PD45W power bank has 15 W more USB Power Delivery up to than the Ugreen PB521 Lithium Polymer (LiPo) (45 W vs 30 W). The Ugreen PB521 Lithium Polymer (LiPo) has 2 h more battery charge time (USB) than the Celly BLPB15000PD45W power bank (4 h vs 2 h). The Celly BLPB15000PD45W power bank has 1 more USB Type-A output ports than the Ugreen PB521 Lithium Polymer (LiPo) (2 vs 1). Product colour: Black on the Celly BLPB15000PD45W power bank, Beige on the Ugreen PB521 Lithium Polymer (LiPo). Input interface: Micro-USB + USB Type-C on the Celly BLPB15000PD45W power bank, USB Type-C on the Ugreen PB521 Lithium Polymer (LiPo).

Product colour
- BLPB15000PD45W power bank:Black
- PB521 Lithium Polymer (LiPo):Beige
USB Power Delivery up to
- BLPB15000PD45W power bank:45 W
- PB521 Lithium Polymer (LiPo):30 W
Battery charge time (USB)
- BLPB15000PD45W power bank:2 h
- PB521 Lithium Polymer (LiPo):4 h
Input interface
- BLPB15000PD45W power bank:Micro-USB + USB Type-C
- PB521 Lithium Polymer (LiPo):USB Type-C
USB Type-A output ports
- BLPB15000PD45W power bank:2
- PB521 Lithium Polymer (LiPo):1
Width
- BLPB15000PD45W power bank:71.5 mm
- PB521 Lithium Polymer (LiPo):116 mm
Depth
- BLPB15000PD45W power bank:25 mm
- PB521 Lithium Polymer (LiPo):70 mm
Height
- BLPB15000PD45W power bank:125 mm
- PB521 Lithium Polymer (LiPo):30 mm

Side by side

Differences highlightedShow differences only

Comparison of BLPB15000PD45W, PB521
36 specifications	A Celly BLPB15000PD45W power bank Model BLPB15000PD45W View product	B Ugreen PB521 Lithium Polymer (LiPo) Model PB521 View product
Design2 differ
Number of simultaneously connected devices (max)	3	3
Product colourDiffers	Black	Beige
Housing materialDiffers	Plastic	Polycarbonate (PC), Acrylonitrile butadiene styrene (ABS)
Charger compatibility	Universal	Universal
Built-in displayKnown for one	Unknown — not stated by the source	Yes
Display typeKnown for one	Unknown — not stated by the source	LED
ShapeKnown for one	Unknown — not stated by the source	Rectangle
Performance2 differ
Charging source	USB	USB
Wireless chargingKnown for one	No	Unknown — not stated by the source
Built-in radioKnown for one	No	Unknown — not stated by the source
Fast charging	Yes	Yes
Fast charging technology	Quick Charge 3.0	Quick Charge 3.0
USB Power Delivery (USB PD)	Yes	Yes
USB Power Delivery up toDiffers	45 W	30 W
Battery charge time (USB)Differs	2 h	4 h
Battery capacityKnown for one	Unknown — not stated by the source	74 Wh
Ports & interfaces2 differ
Input interfaceDiffers	Micro-USB + USB Type-C	USB Type-C
USB Type-A connectorKnown for one	Yes	Unknown — not stated by the source
USB Type-A output portsDiffers	2	1
USB Type-C connector	Yes	Yes
USB Type-C ports quantity	1	1
Micro-USB connectorKnown for one	Yes	Unknown — not stated by the source
Micro-USB connectors quantityKnown for one	1	Unknown — not stated by the source
Poweridentical
Input voltageKnown for one	5 V	Unknown — not stated by the source
Input currentKnown for one	3 A	Unknown — not stated by the source
Output current	3 A	3 A
Output voltage	5 V	5 V
USB Type-C charging portKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions4 differ
WidthDiffers	71.5 mm	116 mm
DepthDiffers	25 mm	70 mm
HeightDiffers	125 mm	30 mm
WeightDiffers	300 g	344 g
Packaging contentidentical
Cables includedKnown for one	USB	Unknown — not stated by the source
ManualKnown for one	Yes	Unknown — not stated by the source
Battery1 differ
Battery capacityDiffers	15000 mAh	20000 mAh
Battery technologyKnown for one	Unknown — not stated by the source	Lithium Polymer (LiPo)

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

More power bank comparisons

All power bank comparisons