Bose Soundlink Flex 2nd gen vs W-King D8 Mini

Last updated: August 28, 2026

Short answer: the Bose Soundlink Flex 2nd gen for better sound quality, the W-King D8 Mini for the lower price. The Bose Soundlink Flex 2nd gen ranks #33 of 136 medium speakers at $159. The W-King D8 Mini ranks #106 at $38.93, $120.07 cheaper.

What the Bose Soundlink Flex 2nd gen offers: Pretty much identical sounding to the 1st gen Watch for: Not stereo. Warm sounding with overly boosted bass which drowns out midrange detail. Self drains the battery about 10% a week.

What the W-King D8 Mini offers: 30W output with switchable indoor/outdoor EQ modes. IPX6 rated with a 5000mAh battery. Watch for: Recessed midrange, harsh treble. Bass doesn’t go as deep as others.

Buy the Bose Soundlink Flex 2nd gen if sound quality matters more than the price. Buy the W-King D8 Mini if the price matters more than sound quality.

The W-King D8 Mini is not a sound-quality pick. It sits near the bottom of the 136 medium speakers; there are better options higher up.

If battery life is a priority, the W-King D8 Mini is rated for 24 hours versus 12 hours for the Bose Soundlink Flex 2nd gen.

Bose Soundlink Flex 2nd gen vs W-King D8 Mini

Specifications Side By Side

Bose Soundlink Flex 2nd gen W-King D8 Mini
Price$159.00$38.93
Ranked#33 of 136 in Medium Size Portable Bluetooth Speakers#106 of 136 in Medium Size Portable Bluetooth Speakers
AppYes-
Battery Life12 hours (Manufacturer specified)24 hours (Manufacturer specified)
Built in MicrophoneYesYes
EQYes (3 band)-
IP RatingIP67IPX6
Party ModeYes (Bose Party mode)-
Power InputUSB-CUSB-C
StereoNoYes
OmnidirectionalNoNo
TWSYesNo
Weight1.3 lbs / 586 g2.8 lbs / 1260 g
Bluetooth Version5.35.0
Dimensions7.9" x 3.5" x 2" (201 x 90 x 52 mm)9.9" x 3.7" x 3.7" (251 x 94 x 94 mm)
Aux InputNoYes
Drivers60mm full-range driver with passive radiators2x 70mm woofers, 2x 30mm tweeters
Bluetooth CodecsSBC, AAC, aptX Adaptive-
Digital Aux InputNoNo
Bass Extension (-10dB)-63Hz
Max Volume-100dB
MicroSD Playback-Yes
Output Power-30W

More useful head-to-heads from the same speaker class:

Prices on this page were last checked August 27, 2026 at 10:09 PM UTC. Product prices and availability are accurate as of that date/time and are subject to change; the price and availability shown on Amazon at the time of purchase will apply to the purchase of this product.

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The Two Speakers In Full

Bose Soundlink Flex 2nd gen ranking card

Pros: Pretty much identical sounding to the 1st gen

Cons: Not stereo. Warm sounding with overly boosted bass which drowns out midrange detail. Self drains the battery about 10% a week.

AppYes
Aux InputNo
Battery Life12 hours (Manufacturer specified)
Bluetooth CodecsSBC, AAC, aptX Adaptive
Bluetooth Version5.3
Built in MicrophoneYes
Digital Aux InputNo
Dimensions7.9" x 3.5" x 2" (201 x 90 x 52 mm)
Drivers60mm full-range driver with passive radiators
EQYes (3 band)
IP RatingIP67
OmnidirectionalNo
Party ModeYes (Bose Party mode)
Power InputUSB-C
StereoNo
TWSYes
Weight1.3 lbs / 586 g

W-King D8 Mini: $38.93 Aliexpress eBay

W-King D8 Mini ranking card

Pros: 30W output with switchable indoor/outdoor EQ modes. IPX6 rated with a 5000mAh battery.

Cons: Recessed midrange, harsh treble. Bass doesn’t go as deep as others.

Aux InputYes
Bass Extension (-10dB)63Hz
Battery Life24 hours (Manufacturer specified)
Bluetooth Version5.0
Built in MicrophoneYes
Digital Aux InputNo
Dimensions9.9" x 3.7" x 3.7" (251 x 94 x 94 mm)
Drivers2x 70mm woofers, 2x 30mm tweeters
IP RatingIPX6
Max Volume100dB
MicroSD PlaybackYes
OmnidirectionalNo
Output Power30W
Power InputUSB-C
StereoYes
TWSNo
Weight2.8 lbs / 1260 g