Product comparison · 2 power banks

NGS PowerPump 4400 Duo vs NGS PowerPump4000 Lithium-Ion (Li-Ion)

Key differences

Product colour
- PowerPump 4400 Duo:Black, Pink
- PowerPump4000 Lithium-Ion (Li-Ion):Black, Grey
Output current
- PowerPump 4400 Duo:3.1 A
- PowerPump4000 Lithium-Ion (Li-Ion):1 A
Width
- PowerPump 4400 Duo:45 mm
- PowerPump4000 Lithium-Ion (Li-Ion):92 mm
Depth
- PowerPump 4400 Duo:90 mm
- PowerPump4000 Lithium-Ion (Li-Ion):60 mm
Height
- PowerPump 4400 Duo:20 mm
- PowerPump4000 Lithium-Ion (Li-Ion):29 mm
Weight
- PowerPump 4400 Duo:110 g
- PowerPump4000 Lithium-Ion (Li-Ion):140 g
Cables included
- PowerPump 4400 Duo:Micro-USB
- PowerPump4000 Lithium-Ion (Li-Ion):USB
Battery capacity
- PowerPump 4400 Duo:4400 mAh
- PowerPump4000 Lithium-Ion (Li-Ion):4000 mAh

Differences highlightedShow differences only

Comparison of PowerPump 4400 Duo, PowerPump4000
23 specifications	A NGS PowerPump 4400 Duo View product	B NGS PowerPump4000 Lithium-Ion (Li-Ion) Model PowerPump4000 View product
Design1 differ
Number of simultaneously connected devices (max)Known for one	2	Unknown — not stated by the source
Product colourDiffers	Black, Pink	Black, Grey
Charger compatibility	Mobile phone/Smartphone, Tablet, MP3/MP4, GPS, E-book reader	Mobile phone/Smartphone, Tablet, MP3/MP4, GPS, E-book reader
On/off switchKnown for one	Yes	Unknown — not stated by the source
Built-in flashlightKnown for one	Yes	Unknown — not stated by the source
LED indicators	Yes	Yes
Performanceidentical
Charging source	USB	USB
Battery charge time (USB)	6 h	6 h
Ports & interfacesidentical
Input interfaceKnown for one	Micro-USB	Unknown — not stated by the source
USB ports quantityKnown for one	2	Unknown — not stated by the source
Lightning connectorKnown for one	Unknown — not stated by the source	Yes
30-pin Apple connectorKnown for one	Unknown — not stated by the source	Yes
Power1 differ
Input voltage	5 V	5 V
Input current	1 A	1 A
Output currentDiffers	3.1 A	1 A
Output voltage	5 V	5 V
Weight & dimensions4 differ
WidthDiffers	45 mm	92 mm
DepthDiffers	90 mm	60 mm
HeightDiffers	20 mm	29 mm
WeightDiffers	110 g	140 g
Packaging content1 differ
Cables includedDiffers	Micro-USB	USB
Battery1 differ
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Battery capacityDiffers	4400 mAh	4000 mAh

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.