Positive Grid Spark Mini vs Bose SoundLink Flex – Specs, Price & Comparison (2026)

ALERT

Brand	Positive Grid	Bose
Model No	Spark Mini	SoundLink Flex
Wired / Wireless	Bluetooth Speaker Specification	Bluetooth Speaker Specification
Driver Type	Dynamic	Dynamic

Driver Diameter	NA	NA
Impedance	4 ohm	NA
Sensitivity	90 dB SPL	NA
Frequency Response	16 HZ - 44100Hz	NA
Maximum Power Input	DC 5 V / 2A	NA
Maximum Power Output	10 W ( RMS ) 10 W Class D Amplifier Two - 2" Custom Designed Speakers One - Passive Radiator	High-Quality Audio
Signal to Noise Ratio	NA	NA

Wireless Technology	Bluetooth	Bluetooth
Bluetooth Version	5.0	4.2
Compatible Profiles	All Bluetooth Devices	All Bluetooth Devices
Supported Codecs	NA	NA
Battery Type	Lithium-Ion Batteries	Lithium-Ion Batteries
Bluetooth Range	10 Meters	9 Meters
Battery Life	8 Hours	12 Hours
Charging Time	3 Hours	4 Hours

Noise Cancelling	Passive	NA
Aux Connectivity	Yes	No
Weight	1.5 Kg	600 Gram
Dimensions	146.5 mm X 123 mm X 165 mm	90 mm X 201 mm X 52 mm
Available Colors	Black, White	Black, White, Blue, Red
Accessories	Positive Grid Spark Mini Bluetooth Speaker USB Type-C Charging Cable Safety Instructions Quick Start Guide Carrying Strap	Bose SoundLink Flex Bluetooth Speaker USB-C To USB-A Charging Cable
Other Features	Ready to use for electric guitar, acoustic or bass â€“ plug in any guitar at home, while traveling, or anywhere you go for unbelievable sound. Portable guitar amp & Bluetooth speaker with powerful, multi-dimensional sound. Rechargeable battery delivers up to 8 hrs of listening or play time. Free accompanying smart app included (iOS or Android) with Auto Chords, video creation & access to 10,000+ tones and more for never-ending inspiration. A mini guitar amp that jams along with you: All-new Smart Jam Live uses machine learning technology to build bass and drum backing tracks based on your playing style. Create your own guitar tones with 30 amps and 40 effects, then record at home using Spark MINI as a USB audio interface with the included PreSonus Studio One software.	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.
	Compare Positive Grid Spark Mini with: Tribit StormBox Blast Victrola Music Edition 2 Tabletop Sony SRS-XE300 LG BOUNCE Soundcore Motion X600	Compare Bose SoundLink Flex with: Aiwa RS-X 100 Natsukasii Pro Aiwa SBX-350 A boAt PartyPal 65Pro Ultimate Ears Boom 3 Elista ELS TT-14000 AUFB

Connectivity features such as Bluetooth and HDMI ensure compatibility with a wide range of devices. Both models are designed for movies, music, and gaming, delivering a cinematic experience at home. Advanced sound technologies play a major role in delivering a more immersive audio experience. Positive Grid Spark Mini and Bose SoundLink Flex are feature-rich speaker setups offering a combination of powerful sound, surround experience, and connectivity options. Variations in sound output and surround capabilities affect how immersive the audio experience feels.

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

Top Differences

Bluetooth Version: 5.0 vs 4.2
Frequency Response: 16 HZ - 44100Hz vs NA
Aux Input: yes Vs no

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