Bose SoundLink Flex vs Aiwa RS-X 100 Natsukasii Pro – Full Comparison & Verdict (2026)

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Bose SoundLink Flex
Rs.15,900.00

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Aiwa RS-X 100 Natsukasii Pro
Rs.15,990.00

Price	15900.00	15990.00
Brand	Bose	Aiwa
Model No	SoundLink Flex	RS-X 100 Natsukasii Pro
Wired / Wireless	Bluetooth Speaker Specification	Bluetooth Speaker Specification

Driver Type	Dynamic	Dynamic
Driver Diameter	NA	NA
Impedance	NA	NA
Sensitivity	NA	NA
Frequency Response	NA	120 Hz - 20 KHz
Maximum Power Input	NA	DC 5V / 2A
Maximum Power Output	High-Quality Audio	40 W ( RMS )

Wireless Technology	Bluetooth	Bluetooth
Bluetooth Version	4.2	5.0
Compatible Profiles	All Bluetooth Devices	All Bluetooth Devices
Supported Codecs	NA	MP3, WMA, FLAC, WAV
Battery Type	Lithium-Ion Batteries	Lithium Ion Batteries
Bluetooth Range	9 Meters	10 Meters
Battery Life	12 Hours	9 Hours
Charging Time	4 Hours	6 Hours

Signal to Noise Ratio	NA	> 60dB
Noise Cancelling	NA	NA
Aux Connectivity	No	Yes
Weight	600 Gram	3.23 Kg
Dimensions	90 mm X 201 mm X 52 mm	252 mm X 160 mm X 142 mm
Available Colors	Black, White, Blue, Red	Black, Brown
Accessories	Bose SoundLink Flex Bluetooth Speaker USB-C To USB-A Charging Cable	Aiwa RRS-X 100 Natsukasii Pro Bluetooth Speaker AUX Line User Manual Warranty Card Type C charging Cable
Other Features	Keeps up with you all day. Incredible sound in any position. Easy to Connect; lightweight but powerful sound. Rigorously tested to meet an IP67 rating, SoundLink Flex is waterproof and dustproof, inside and out. Its innovative transducer ensures the clearest possible sound, meaning you hear distinct instruments, nuances in the vocals, and balanced treble and bass.	Take the legendary sound wherever your adventures lead you. With up to 9 hours of playback time and quick 4-hour charging, you're always ready to groove to your favorite tunes. With High-Fidelity Bluetooth 5.0 Technology, you're not just connecting devices; you're connecting to a legacy of sound excellence. Experience MP3, WMA, FLAC, and WAV formats in all their glory. The Aiwa RS-X100 Natsukasii Pro seamlessly marries Aiwa's legendary sound with cutting-edge Japanese technology, creating an audio masterpiece that will transport you to a world of musical delight. Want an immersive audio experience? The Aiwa RS-X100 supports TWS ( True Wireless Stereo ), letting you pair two speakers for a surround-sound sensation that's powered by decades of audio expertise. This speaker's captivating retro styling is more than meets the eye. It's a pocket-sized powerhouse, boasting 40W of sound output that will amaze the audiophile in you, all powered by the innovation of Japanese technology.
	Compare Bose SoundLink Flex with: Aiwa SBX-350 A boAt PartyPal 65Pro Ultimate Ears Boom 3 Elista ELS TT-14000 AUFB Zebronics Zeb-Vibe	Compare Aiwa RS-X 100 Natsukasii Pro with: Aiwa SBX-350 A boAt PartyPal 65Pro Ultimate Ears Boom 3 Elista ELS TT-14000 AUFB Zebronics Zeb-Vibe

Bose SoundLink Flex and Aiwa RS-X 100 Natsukasii Pro are feature-rich speaker setups offering a combination of powerful sound, surround experience, and connectivity options. Audio enhancements and surround technologies improve clarity and spatial sound performance. Differences in power output, channel configuration, and audio technologies can impact overall sound performance. Both models are designed for movies, music, and gaming, delivering a cinematic experience at home. Modern connectivity options make these systems flexible for different setups and devices.

Verdict: Both speakers offer strong performance, and the better choice depends on your preference for power, surround sound, and features.

Top Differences

Bluetooth Version: 4.2 vs 5.0
Frequency Response: NA vs 120 Hz - 20 KHz
Aux Input: no Vs yes

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