Product comparison · 2 power banks

NGS PowerPump 4400 Duo vs Trust 20271 power bank

9specifications compared
5differ
4identical
13known for one product only

Key differences

Number of simultaneously connected devices (max)
- PowerPump 4400 Duo:2
- 20271 power bank:1
Product colour
- PowerPump 4400 Duo:Black, Pink
- 20271 power bank:Red, White
LED indicators
- PowerPump 4400 Duo:Yes
- 20271 power bank:Status
USB ports quantity
- PowerPump 4400 Duo:2
- 20271 power bank:1
Cables included
- PowerPump 4400 Duo:Micro-USB
- 20271 power bank:Lightning, Micro-USB

Side by side

Differences highlightedShow differences only

Comparison of PowerPump 4400 Duo, 20271
22 specifications	A NGS PowerPump 4400 Duo View product	B Trust 20271 power bank Model 20271 View product
Design3 differ
Number of simultaneously connected devices (max)Differs	2	1
Product colourDiffers	Black, Pink	Red, White
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 flashlight	Yes	Yes
LED indicatorsDiffers	Yes	Status
Performanceidentical
Charging source	USB	USB
Battery charge time (USB)Known for one	6 h	Unknown — not stated by the source
Ports & interfaces1 differ
Input interfaceKnown for one	Micro-USB	Unknown — not stated by the source
USB ports quantityDiffers	2	1
Poweridentical
Input voltageKnown for one	5 V	Unknown — not stated by the source
Input currentKnown for one	1 A	Unknown — not stated by the source
Output currentKnown for one	3.1 A	Unknown — not stated by the source
Output voltageKnown for one	5 V	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	45 mm	Unknown — not stated by the source
DepthKnown for one	90 mm	Unknown — not stated by the source
HeightKnown for one	20 mm	Unknown — not stated by the source
WeightKnown for one	110 g	Unknown — not stated by the source
Cable lengthKnown for one	Unknown — not stated by the source	0.2 m
Packaging content1 differ
Cables includedDiffers	Micro-USB	Lightning, Micro-USB
Batteryidentical
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Battery capacity	4400 mAh	4400 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.

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