Product comparison · 2 power banks

Celly Li-Ion 10000mAh vs Celly Li-Ion 4000mAh

Key differences

Number of simultaneously connected devices (max)
- Li-Ion 10000mAh:2
- Li-Ion 4000mAh:1
Product colour
- Li-Ion 10000mAh:Black
- Li-Ion 4000mAh:Green
USB ports quantity
- Li-Ion 10000mAh:2
- Li-Ion 4000mAh:1
Output current
- Li-Ion 10000mAh:2.1 A
- Li-Ion 4000mAh:1 A
Battery capacity
- Li-Ion 10000mAh:10000 mAh
- Li-Ion 4000mAh:4000 mAh

Differences highlightedShow differences only

Comparison of Li-Ion 10000mAh, Li-Ion 4000mAh
15 specifications	A Celly Li-Ion 10000mAh View product	B Celly Li-Ion 4000mAh View product
Design2 differ
Number of simultaneously connected devices (max)Differs	2	1
Product colourDiffers	Black	Green
Housing material	Plastic	Plastic
Charger compatibility	Universal	Universal
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
Performanceidentical
Charging source	USB	USB
Ports & interfaces1 differ
Input interface	Micro-USB	Micro-USB
USB ports quantityDiffers	2	1
Power1 differ
Output currentDiffers	2.1 A	1 A
Output voltageKnown for one	5 V	Unknown — not stated by the source
Input voltageKnown for one	Unknown — not stated by the source	5 V
Input currentKnown for one	Unknown — not stated by the source	1 A
Packaging contentidentical
Cables included	USB	USB
Battery1 differ
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Battery capacityDiffers	10000 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.