Bose SoundLink Flex (2nd Gen) vs Bose SoundLink Micro (2nd Gen)

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SoundLink Flex (2nd Gen) compared with SoundLink Micro (2nd Gen)

	BoseSoundLink Flex (2nd Gen)	BoseSoundLink Micro (2nd Gen)
Overview
Released
Released	September 2024	August 2025
Sound
Type
Type	Portable speaker	Portable speaker
Dolby Atmos
Dolby Atmos	No	No
Drivers
Drivers	–	One driver and two passive radiators
Room tuning
Room tuning	PositionIQ senses the speaker's orientation and adjusts the sound; adjustable EQ in the Bose app	Active EQ; adjustable EQ in the Bose app
Connections
Wi-Fi
Wi-Fi	No	No
Bluetooth
Bluetooth	Yes	Yes
AirPlay
AirPlay	No	No
Voice assistants
Voice assistants	None	None
Bluetooth
Bluetooth	Bluetooth 5.3 with a 9 m range; multipoint connection to two devices; aptX Adaptive with Snapdragon Sound devices	Bluetooth 5.4 with a 9 m range; SBC, AAC and aptX Adaptive (with Snapdragon Sound devices); multipoint connection to two devices; Google Fast Pair
Ports
Ports	USB-C (charging)	USB-C (charging only; it can't charge other devices)
Streaming
Streaming	Bluetooth; the shortcut button can start Spotify Tap	Bluetooth; the shortcut button can start Spotify Tap
Multi-room
Multi-room	Stereo Mode with a second Flex (2nd Gen), or Party Mode with another current SoundLink speaker (Micro 2nd Gen, Plus or Max); SimpleSync with Bose smart soundbars and speakers	Stereo Mode with a second Micro (2nd Gen); Party Mode with the Flex (2nd Gen), Plus or Max; SimpleSync with Bose smart soundbars and speakers
App
App	Bose app	Bose app
Design
Battery life (maker's claim)
Battery life (maker's claim)	Up to 12 hours	Up to 12 hours
Water and dust resistance
Water and dust resistance	IP67	IP67
Weight
Weight	0.59 kg	0.33 kg (better)
Battery life detail
Battery life detail	Up to 12 hours; up to 3 hours at maximum volume; up to 4 hours to charge; no power adapter included	Up to 12 hours; up to 3 hours at maximum volume; Bose UK's spec table gives 3 hours to charge, the owner's guide up to 4 hours; no quick charging
Controls
Controls	Buttons on top, including a programmable shortcut button (linking two speakers by default; Spotify Tap or the phone's voice assistant)	Buttons on the front, including a programmable shortcut button (linking two speakers by default; Spotify Tap or the phone's voice assistant)
Microphones
Microphones	Built-in microphone for speakerphone calls	None
Mounting
Mounting	Nylon utility loop for carrying or clipping to a bag	Removable fabric nylon strap for bags, bikes, shower heads and carabiners
Size
Size	2.06 × 7.93 × 3.56 in (H × W × D); 1.291 lb	1.693 × 4.094 × 4.094 in (H × W × D); 0.725 lb
Colours
Colours	Black, Blue Dusk, Alpine Sage and Sandstone, plus limited editions; Bose UK currently sells Dewdrop Mint	Black and Blue Dusk at launch, plus later limited editions; Bose UK currently sells Dewdrop Mint
In the box
In the box	SoundLink Flex (2nd Gen), USB-C to USB-A cable, safety sheet	SoundLink Micro (2nd Gen), USB-C to USB-A cable, safety sheet