Product comparison · 2 portable & party speakers

CoolBox Cool Stone 15 vs CoolBox CoolArena Stereo portable speaker Black

28specifications compared
15differ
13identical
17known for one product only

Key differences

Driver diameter
- Cool Stone 15:5.7 cm
- CoolArena Stereo portable speaker Black:5.2 cm
RMS rated power
- Cool Stone 15:10 W
- CoolArena Stereo portable speaker Black:20 W
Impedance
- Cool Stone 15:4 Ω
- CoolArena Stereo portable speaker Black:2.4 Ω
Signal-to-Noise Ratio (SNR)
- Cool Stone 15:65 dB
- CoolArena Stereo portable speaker Black:90 dB
Connectivity technology
- Cool Stone 15:Wired & Wireless
- CoolArena Stereo portable speaker Black:Wireless
USB connector type
- Cool Stone 15:Micro-USB B
- CoolArena Stereo portable speaker Black:Micro-USB
Recommended usage
- Cool Stone 15:Mobile phone / Smartphone
- CoolArena Stereo portable speaker Black:Universal
Battery voltage
- Cool Stone 15:3.7 V
- CoolArena Stereo portable speaker Black:7.4 V

Side by side

Differences highlightedShow differences only

Comparison of Cool Stone 15, CoolArena
45 specifications	A CoolBox Cool Stone 15 View product	B CoolBox CoolArena Stereo portable speaker Black Model CoolArena View product
Loudspeakers1 differ
Number of speakers	1	1
Number of driversKnown for one	Unknown — not stated by the source	2
Driver diameterDiffers	5.7 cm	5.2 cm
Audio3 differ
RMS rated powerDiffers	10 W	20 W
Frequency rangeKnown for one	Unknown — not stated by the source	90 - 20000 Hz
ImpedanceDiffers	4 Ω	2.4 Ω
Signal-to-Noise Ratio (SNR)Differs	65 dB	90 dB
Ports & interfaces2 differ
Connectivity technologyDiffers	Wired & Wireless	Wireless
Wi-Fi	No	No
Bluetooth	Yes	Yes
Bluetooth version	4.2	4.2
Bluetooth range	10 m	10 m
USB connectivity	Yes	Yes
USB connector typeDiffers	Micro-USB B	Micro-USB
3.5 mm connectorKnown for one	Yes	Unknown — not stated by the source
AUX inKnown for one	Yes	Unknown — not stated by the source
USB charging portKnown for one	Yes	Unknown — not stated by the source
Designidentical
Product type	Stereo portable speaker	Stereo portable speaker
Product designKnown for one	Unknown — not stated by the source	Other
Product colour	Black	Black
Volume controlKnown for one	Unknown — not stated by the source	Touch
Performance1 differ
Recommended usageDiffers	Mobile phone / Smartphone	Universal
Card reader integrated	Yes	Yes
Compatible memory cards	MicroSD (TransFlash)	MicroSD (TransFlash)
Built-in microphoneKnown for one	No	Unknown — not stated by the source
Hands-free modeKnown for one	Yes	Unknown — not stated by the source
FM radioKnown for one	Yes	Unknown — not stated by the source
Amplifieridentical
AmplifierKnown for one	Unknown — not stated by the source	Built-in
Power2 differ
Power source typeKnown for one	Unknown — not stated by the source	Battery
Battery type	Built-in battery	Built-in battery
Number of batteries supportedKnown for one	Unknown — not stated by the source	2
Battery voltageDiffers	3.7 V	7.4 V
Battery life (max)Differs	6 h	4 h
USB chargingKnown for one	Unknown — not stated by the source	Yes
Battery recharge timeKnown for one	3 h	Unknown — not stated by the source
DC input voltageKnown for one	5 V	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	90 mm	225 mm
DepthDiffers	90 mm	60 mm
HeightDiffers	210 mm	225 mm
WeightDiffers	760 g	825 g
Packaging content1 differ
Quantity per pack	1 pc(s)	1 pc(s)
Cables includedDiffers	USB	AUX, USB
Manual	Yes	Yes
Battery1 differ
Battery capacityDiffers	1800 mAh	2200 mAh
Other featuresidentical
Input currentKnown for one	Unknown — not stated by the source	1 A

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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