Silicon Power Gs28 20000Mah vs Romoss SW30 Plus 30000mAh capacity

Silicon Power Gs28 20000Mah

Romoss SW30 Plus 30000mAh capacity

Feature Comparison

Aesthetic features

Aesthetic features
Product Weight	412 gram (g)	640 gram (g)
Size and Dimensions	27.6 * 69.1 * 149.2 millimeter (mm)	-
Color Options	Black, Gray	White
Battery Charge Indicator Type	LED display	LED display
Body Material	Plastic	Plastic

Battery capacity and performance

Power supply and battery life

Power supply and battery life
Battery Technology	Lithium Polymer	Lithium Polymer

Battery and charging features

Battery and charging features
Battery Capacity in Watt-hours	74Wh	-

Connections

Connections
Number and Type of Output Ports	2x USB Type-A ports	2x USB Type-A ports / 1x USB Type-C port (shared)
Output Voltage and Current	5V/2.1A

Port or connection

Port or connection
Type of Input Ports	1 Micro-USB port / 1 USB Type-C port	1x Micro USB port / 1x Lightning port
Input Voltage and Current

Charging-related features

Charging-related features
Wireless Charging Technology	No	-
Quick Charge Technology	No	-
Power Delivery Technology	No	-

Technical features

Technical features
Maximum Charging Power	Fast charging with 22.5W power	Charging with 12W power

Other features

Other features
Certifications and Standards	CE, FCC, BSMI, PSE, RoHS, WEEE, Un38.3, MSDS	-
Features	Simultaneous charging of 2 devices	Power button / Simultaneous charging of 3 devices