Product comparison · 2 portable & party speakers

Happy Plugs Sound Piece Mini vs NGS Roller Flow

22specifications compared
13differ
9identical
24known for one product only

Key differences

RMS rated power
- Sound Piece Mini:4 W
- Roller Flow:10 W
Bluetooth version
- Sound Piece Mini:4.0
- Roller Flow:2.1+EDR
USB connector type
- Sound Piece Mini:Micro-USB
- Roller Flow:USB Type-A
Product design
- Sound Piece Mini:Cylinder
- Roller Flow:Tube
Product colour
- Sound Piece Mini:Black, White
- Roller Flow:Black
Card reader integrated
- Sound Piece Mini:No
- Roller Flow:Yes
Power source type
- Sound Piece Mini:USB
- Roller Flow:Battery, USB
Battery life (max)
- Sound Piece Mini:15 h
- Roller Flow:5 h

Side by side

Differences highlightedShow differences only

Comparison of Sound Piece Mini, Roller Flow
46 specifications	A Happy Plugs Sound Piece Mini View product	B NGS Roller Flow View product
Loudspeakersidentical
Number of driversKnown for one	2	Unknown — not stated by the source
Audio1 differ
RMS rated powerDiffers	4 W	10 W
Frequency rangeKnown for one	Unknown — not stated by the source	100 - 20000 Hz
Peak Music Power Output (PMPO)Known for one	Unknown — not stated by the source	20 W
Ports & interfaces2 differ
Bluetooth versionDiffers	4.0	2.1+EDR
Bluetooth rangeKnown for one	Unknown — not stated by the source	10 m
USB connector typeDiffers	Micro-USB	USB Type-A
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
USB charging portKnown for one	Unknown — not stated by the source	Yes
Wi-FiKnown for one	No	Unknown — not stated by the source
Microphone inKnown for one	Yes	Unknown — not stated by the source
Headphone outKnown for one	Yes	Unknown — not stated by the source
Design2 differ
Product designDiffers	Cylinder	Tube
Product colourDiffers	Black, White	Black
Built-in displayKnown for one	No	Unknown — not stated by the source
Carrying handle(s)Known for one	No	Unknown — not stated by the source
Performance1 differ
Card reader integratedDiffers	No	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	SD
FM radioKnown for one	Unknown — not stated by the source	Yes
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Power2 differ
Power source typeDiffers	USB	Battery, USB
Battery life (max)Differs	15 h	5 h
Battery recharge timeKnown for one	Unknown — not stated by the source	2 h
Battery typeKnown for one	Built-in	Unknown — not stated by the source
USB chargingKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	165 mm	100 mm
DepthDiffers	70 mm	100 mm
HeightDiffers	72 mm	245 mm
WeightDiffers	400 g	1.02 kg
Packaging dataidentical
Package typeKnown for one	Unknown — not stated by the source	Box
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	AUX, USB
ManualKnown for one	Unknown — not stated by the source	Yes
Warranty cardKnown for one	Unknown — not stated by the source	Yes
Battery1 differ
Battery capacityDiffers	2200 mAh	1880 mAh
Other featuresidentical
Shoulder strapKnown for one	Unknown — not stated by the source	Yes
Built-in flashlightKnown for one	No	Unknown — not stated by the source
BacklightKnown for one	No	Unknown — not stated by the source

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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