Positive Grid Spark Edge vs Aiwa MI-X440 Enigma Beta – Specs, Price & Comparison (2026)

ALERT

Brand	Positive Grid	Aiwa
Model No	Spark Edge	MI-X440 Enigma Beta
Wired / Wireless	Bluetooth Speaker Specification	Bluetooth Speaker Specification
Driver Type	Dynamic	Dynamic

Driver Diameter	165.1 mm, 25.4 mm Woofer	NA
Impedance	4 Ohms	NA
Sensitivity	116 dB SPL @ 1m	NA
Frequency Response	45Hz â€“ 20Khz	60 Hz â€” 15 KHz
Maximum Power Input	DC 20V, 3.25A	DC SV / 2A
Maximum Power Output	65 W ( RMS ) Class D Amplifier	80 W ( RMS )
Signal to Noise Ratio	NA	> 60 dB

Wireless Technology	Bluetooth	Bluetooth
Bluetooth Version	5.0	5.0
Compatible Profiles	All Bluetooth Devices	All Bluetooth Devices
Supported Codecs	SBC	MP3, FLAC, WAC, APE, WMA
Battery Type	Lithium-Ion Batteries	Lithium Ion Batteries
Bluetooth Range	10 Meters	10 Meters
Battery Life	10 Hours	9 Hours
Charging Time	3 Hours	4 Hours

Noise Cancelling	NA	Active
Aux Connectivity	Yes	Yes
Weight	6.2 Kg	7.13 Kg
Dimensions	Speaker : 240 mm X 242 mm X 333 mm	379 mm X 279 mm X 188 mm
Available Colors	Black	Gold
Accessories	Positive Grid Spark Edge Amplifier Get Started Card Safety Instructions Card AC To DC Power Adapter USB Type-C Charging Cable	MI-X440 Enigma Beta Bluetooth Speaker User Manual Warranty Card Remote Control Apple Audio Cable 3.5 mm Audio Cable DC15V 1.6A Charger Android Audio Cable Type C charging Cable
Other Features	2 Year Warranty. Play up to 10 hours with optional battery power. "Battery sold separately". Stream music via Bluetooth and connect to WiFi for quick and easy updates. 65-Watts of full, dynamic sound powered by Sonic IQ technology packed into one portable, compact unit. Get access to tons of amps & effects, the Creative Groove Looper, Spark AI and more through the included Spark app. Features 2 1/4"/XLR combo inputs and a pair of stereo inputs for a total of 4 separate channels for electric or acoustic guitar, bass, keyboards, vocals and more.	Reproduction. True Wireless Stereo. BASS++ sound profile. A league above our exciting. Experience Hi-Fidelity audio reproduction.
	Compare Positive Grid Spark Edge with: Bose Portable Smart Speaker Bose Smart Speaker 500 Sony SRS-XP700 Sony SRS-XV500 JBL PartyBox Club 120	Compare Aiwa MI-X440 Enigma Beta with: Sony SRS-XV500 JBL PartyBox Club 120 Bose Portable Smart Speaker Bose Smart Speaker 500 Sony SRS-RA5000

Key differences lie in output power, channel setup, and feature support, which influence performance. Aiwa MI-X440 Enigma Beta and Positive Grid Spark Edge are feature-rich speaker setups offering a combination of powerful sound, surround experience, and connectivity options. These speakers are ideal for creating a home theatre-like environment with immersive sound output. Audio enhancements and surround technologies improve clarity and spatial sound performance. Both models offer multiple connectivity options for seamless integration with TVs and other devices.

Verdict: Both systems are competitive, and the right option depends on your room size, usage, and feature requirements.

Top Differences

Sound Output: 80W vs 65W
Channels: 80 vs 65
Bluetooth: na vs no
Frequency Response: 60 Hz â€” 15 KHz vs 45Hz â€“ 20Khz

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Top Differences