Product comparison · 2 power banks

Ugreen PB521 Lithium Polymer (LiPo) vs Ugreen S-O_04091 Lithium-Ion (Li-Ion)

15specifications compared
7differ
8identical
15known for one product only

Key differences

The Ugreen PB521 Lithium Polymer (LiPo) has 1 more simultaneously connected devices (max) than the Ugreen S-O_04091 Lithium-Ion (Li-Ion) (3 vs 2). The Ugreen S-O_04091 Lithium-Ion (Li-Ion) has 70 W more USB Power Delivery up to than the Ugreen PB521 Lithium Polymer (LiPo) (100 W vs 30 W). The Ugreen PB521 Lithium Polymer (LiPo) has 8,000 mAh more battery capacity than the Ugreen S-O_04091 Lithium-Ion (Li-Ion) (20000 mAh vs 12000 mAh). Shape: Rectangle on the Ugreen PB521 Lithium Polymer (LiPo), Cylinder on the Ugreen S-O_04091 Lithium-Ion (Li-Ion). Fast charging technology: Quick Charge 3.0 on the Ugreen PB521 Lithium Polymer (LiPo), Power Delivery 3.0, Quick Charge 3.0 on the Ugreen S-O_04091 Lithium-Ion (Li-Ion).

Number of simultaneously connected devices (max)
- PB521 Lithium Polymer (LiPo):3
- S-O_04091 Lithium-Ion (Li-Ion):2
Shape
- PB521 Lithium Polymer (LiPo):Rectangle
- S-O_04091 Lithium-Ion (Li-Ion):Cylinder
USB Power Delivery up to
- PB521 Lithium Polymer (LiPo):30 W
- S-O_04091 Lithium-Ion (Li-Ion):100 W
Battery technology
- PB521 Lithium Polymer (LiPo):Lithium Polymer (LiPo)
- S-O_04091 Lithium-Ion (Li-Ion):Lithium-Ion (Li-Ion)
Battery capacity
- PB521 Lithium Polymer (LiPo):20000 mAh
- S-O_04091 Lithium-Ion (Li-Ion):12000 mAh

Side by side

Differences highlightedShow differences only

Comparison of PB521, S-O_04091
30 specifications	A Ugreen PB521 Lithium Polymer (LiPo) Model PB521 View product	B Ugreen S-O_04091 Lithium-Ion (Li-Ion) Model S-O_04091 View product
Design3 differ
Number of simultaneously connected devices (max)Differs	3	2
Product colourKnown for one	Beige	Unknown — not stated by the source
Housing materialKnown for one	Polycarbonate (PC), Acrylonitrile butadiene styrene (ABS)	Unknown — not stated by the source
Charger compatibilityDiffers	Universal	Mobile phone/Smartphone, Tablet, Laptop/netbook
Display typeKnown for one	LED	Unknown — not stated by the source
ShapeDiffers	Rectangle	Cylinder
LED indicatorsKnown for one	Unknown — not stated by the source	Battery level
Performance2 differ
Battery capacityKnown for one	74 Wh	Unknown — not stated by the source
Fast charging technologyDiffers	Quick Charge 3.0	Power Delivery 3.0, Quick Charge 3.0
USB Power Delivery up toDiffers	30 W	100 W
Battery charge time (USB)Known for one	4 h	Unknown — not stated by the source
Ports & interfacesidentical
USB Type-A connectorKnown for one	Unknown — not stated by the source	Yes
Poweridentical
USB Type-C charging portKnown for one	Yes	Unknown — not stated by the source
Output currentKnown for one	3 A	Unknown — not stated by the source
Output voltageKnown for one	5 V	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	116 mm	Unknown — not stated by the source
DepthKnown for one	70 mm	Unknown — not stated by the source
HeightKnown for one	30 mm	Unknown — not stated by the source
WeightKnown for one	344 g	Unknown — not stated by the source
Battery2 differ
Battery technologyDiffers	Lithium Polymer (LiPo)	Lithium-Ion (Li-Ion)
Battery capacityDiffers	20000 mAh	12000 mAh
Packaging contentidentical
Quantity per packKnown for one	Unknown — not stated by the source	1 pc(s)

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.

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