Every Speaker Reviewed by KULASTECHSHOW20

Last updated: October 2, 2026

KULASTECHSHOW20 is ranked #26 of 49 in the speaker-review source reliability ranking. The ranking weighs measurement quality, repeatability, useful comparisons, disclosure, and editorial independence; it is an assessment of the work used for speaker decisions, not a claim about personal character.

Reliability assessment: Not great recording quality, the highs are pretty rolled off. Decent comparisons of speakers.

Prices on this page were last checked October 4, 2026 at 9:58 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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Every speaker on this site KULASTECHSHOW20 has reviewed, highest-rated first, with a direct link to each review below its card.

Medium Size Portable Bluetooth Speakers

Ranked #30 of 164 in Medium Size Portable Bluetooth Speakers - JBL Charge 5: $139.95 Amazon B&H Photo Video eBay

JBL Charge 5 ranking card

Newer model: the JBL Charge 6, ranked higher, rated 4.2/5.

Pros: Doubles as a power bank (USB-A out) for charging your phone. IP67 rated, survives a 1m dunk for 30 minutes. ~20 hour battery life. Measured bass extension of 53Hz (-10dB).

Cons: Not stereo. Warm sound. Shouty upper mids. Boosted bass. Slightly rolled off treble. Overly expensive.

Amplifier Power40W
AppYes
Aux InputNo
Bass Extension (-10dB)53Hz
Battery Life20 hours (Manufacturer specified)
BluetoothYes
Bluetooth CodecsAAC, SBC
Bluetooth Latency125ms
Bluetooth Version5.1
Built-in MicrophoneYes (dual microphones)
Digital Aux InputNo
Dimensions8.8” x 3.8” x 3.7” (223 x 96.5 x 94 mm)
Drivers53mm x 93mm woofer, 20mm tweeter
EQYes (3 band)
Frequency Response60Hz - 20kHz (Manufacturer specified)
IP RatingIP67
Maximum SPL99dB (measured by Alan Ross Reviews)
OmnidirectionalNo
Party ModeYes (PartyBoost up to 100 speakers)
Power BankYes (USB-A, 5V/2A)
Power InputUSB-C
StereoNo
StrapNo
TWSYes
Weight2.1 lbs (960 g)

Ranked #95 of 164 in Medium Size Portable Bluetooth Speakers - Tronsmart Mirtune S100: $79.99 Tronsmart eBay

Tronsmart Mirtune S100 ranking card

Pros: At 1.36 kg, Tronsmart Mirtune S100 combines 20W drivers with Bluetooth. Claimed 20 hours (manufacturer specified) battery life, ipx7 protection and limited-stereo playback make its feature set practical for its intended room or portable use. Measured bass extension of ~64Hz (-10dB).

Cons: Bass is limited by its ~64Hz specification. There is no companion app. No EQ adjustment.

Amplifier Power50W
AppYes
Aux InputYes
Bass Extension (-10dB)~64Hz
Battery Life20 hours (Manufacturer specified)
BluetoothYes
Bluetooth CodecsSBC
Bluetooth Version5.3
Built-in MicrophoneYes
Digital Aux InputNo
Dimensions9.1” x 3.5” x 3.9” (231 x 88 x 100 mm)
Drivers20W drivers
EQYes
Frequency Response50Hz - 20kHz (Manufacturer specified)
IP RatingIPX7
OmnidirectionalNo
Power InputUSB-C
StereoPartially
TWSYes
Weight3 lbs (1.36 kg)
Wi-FiNo

Large Size Portable Bluetooth Speakers

Ranked #13 of 102 in Large Size Portable Bluetooth Speakers - Harman Kardon Citation 200: $130 Discontinued eBay

Harman Kardon Citation 200 ranking card

Pros: Deeper bass than any Onyx.

Cons: Overly boomy by default, you can short press the Bluetooth and volume down buttons simultaneously to decrease the bass, and the Bluetooth and volume up buttons simultaneously to increase it. Discontinued.

Amplifier Power50W
AppYes (Harman Kardon app)
Aux InputNo
Battery Life8 hours (Manufacturer specified)
BluetoothYes
Bluetooth CodecsSBC
Bluetooth Version4.2
Built-in MicrophoneYes
Digital Aux InputNo
Dimensions7” x 8.6” x 6.8” (178 x 219 x 172 mm)
Drivers5” woofer, 1” tweeter
EQNo
Frequency Response40Hz - 20kHz (Manufacturer specified)
IP RatingIPX4
OmnidirectionalNo
Party ModeNo
Power BankNo
Power InputUSB-C
StereoPartially (1 woofer)
TWSNo
USB PlaybackNo
Voice AssistantsGoogle Assistant
Weight6.3 lbs (2.85 kg)
Wi-FiYes

Boombox Size Portable Bluetooth Speakers

Ranked #6 of 91 in Boombox Size Portable Bluetooth Speakers - JBL Partybox Encore Essential 2: $219.00 Amazon B&H Photo Video eBay

JBL Partybox Encore Essential 2 ranking card

Older model: the JBL Partybox Encore Essential (ranked lower, rated 4.2/5).

Pros: A compact 6.2kg party speaker with 100W output, 110dB maximum level, a 15-hour claimed battery, app-based 7-band EQ, dynamic lighting, USB playback, guitar and mic inputs, and Auracast linking. Independent testing finds a balanced midrange, genuinely punchy low bass and enough output for a backyard gathering; its dome tweeters also improve the earlier Encore’s high-frequency behavior. Measured bass extension of 42Hz (-10dB).

Cons: It is front-facing, so the sound changes noticeably to the sides and behind it, and bass compression reduces kick-drum impact at maximum volume. Bluetooth latency can cause lip-sync issues, its IPX4 rating only covers splashes, and it omits the wireless microphones bundled with the non-Essential Encore 2.

Amplifier Power100W RMS
AppYes (JBL PartyBox app)
Aux InputYes
Bass Extension (-10dB)42Hz
Battery Life15 hours (Manufacturer specified)
BluetoothYes
Bluetooth CodecsSBC
Bluetooth Version5.4
Built-in MicrophoneNo
Digital Aux InputNo
Dimensions12.6” x 13.5” x 10.3” (319.5 x 342 x 260.4 mm)
Drivers1x 135mm (5.25”) woofer + 2x 20mm (0.75”) dome tweeters
EQYes (7 band App EQ)
Guitar InputYes
IP RatingIPX4
LightsYes
Maximum SPL110dB (measured by Alan Ross Reviews)
Microphone InputYes (Karaoke mode with echo effect)
OmnidirectionalNo
Party ModeYes (Auracast)
Power BankYes (USB-C)
Power InputAC Power cord
StereoYes
StrapNo
TWSYes
USB PlaybackYes
Weight13.7 lbs (6.2 kg)
Wireless MicrophonesNo

Ranked #14 of 91 in Boombox Size Portable Bluetooth Speakers - Harman Kardon Onyx Studio 7: $248.90 Amazon eBay

Harman Kardon Onyx Studio 7 ranking card

Newer model: the Harman Kardon Onyx Studio 9, ranked lower, rated 4.1/5.

Pros: The addition of dual tweeters gives the Studio 7 a wider, more spacious presentation than older Onyx models. It delivers strong, deep bass, useful large-room volume and can pair with a second Studio 7 for stereo. Measured bass extension of 37Hz (-10dB).

Cons: Consumer Reports finds the bass prominent and boomy, mids hazy, treble slightly smeared and the soundstage congested. Battery life remains only about eight hours, it has no water rating or advanced codecs, and it is not an especially loud outdoor speaker.

Amplifier Power50W RMS
AppNo
Aux InputYes
Aux Latency0ms
Bass Extension (-10dB)37Hz
Battery Life8 hours (Manufacturer specified)
BluetoothYes
Bluetooth CodecsSBC
Bluetooth Latency266ms
Bluetooth Version4.2
Built-in MicrophoneYes
Digital Aux InputNo
Dimensions11.3” x 11.3” (285.8 x 285.8 mm) (round design)
Drivers120mm woofer + 2x 25mm tweeters
EQNo
IP RatingNone
Maximum SPL96dB (measured by Alan Ross Reviews)
OmnidirectionalNo
Party ModeYes (Wireless Dual Sound)
Power BankNo
Power InputDC Barrel Connector (19V/2.1A)
StereoPartially (1 woofer)
StrapNo
TWSNo
USB PlaybackNo
Weight6.4 lbs (2.9 kg)

Ranked #24 of 91 in Boombox Size Portable Bluetooth Speakers - Harman Kardon Onyx Studio 5: $499.99 Discontinued Amazon eBay

Harman Kardon Onyx Studio 5 ranking card

Newer model: the Harman Kardon Onyx Studio 9, ranked higher, rated 4.1/5.

Pros: The iconic circular cabinet and integrated handle make it an attractive room-to-room speaker. Reviews praise its generous bass, balanced mids and smooth top end at moderate levels, giving it a warm, relaxed presentation for casual indoor music.

Cons: The large bass boost can mask lower-mid detail and make dense mixes muddy. Battery life is only around eight hours at moderate volume, it is not especially loud, and it has no water resistance for outdoor use. Discontinued.

Amplifier Power50W
AppNo
Aux InputYes
Battery Life8 hours (Manufacturer specified)
BluetoothYes
Bluetooth CodecsSBC
Bluetooth Version4.2
Built-in MicrophoneYes
Digital Aux InputNo
Dimensions11.3” x 11.3” (285.8 x 285.8 mm)
Drivers120mm woofer + 25mm tweeter + 2x passive radiators
EQNo
IP RatingIPX7
OmnidirectionalNo
Party ModeYes (Wireless Dual Sound)
Power BankNo
Power InputDC Barrel Connector (19V/2.1A)
StereoPartially (1 woofer)
StrapNo
TWSYes (see https://www.reddit.com/r/Bluetooth_Speakers/comments/w339x5/how_to_harman_kardon_onyx_studio_5_6_dual_sound/)
USB PlaybackNo
Weight6.6 lbs (3 kg)

Ranked #60 of 91 in Boombox Size Portable Bluetooth Speakers - JBL Partybox On the Go: $300 Amazon eBay

JBL Partybox On the Go ranking card

Newer model: the JBL PartyBox On-The-Go 2 Plus, ranked higher, rated 4.4/5.

Pros: JBL Partybox On the Go uses 5.1” woofer + tweeters. Its 7.5 kg, claimed 6 hours (Manufacturer specified) battery life, IPX4 protection, aux input, up to 94dB and limited-stereo playback make it a practical option for its intended room or portable use. A wireless microphone is included. Measured bass extension of 49Hz (-10dB).

Cons: Bass is limited by its 49Hz specification. No EQ adjustment. Battery life is short, and its sound trails the rest of the Partybox line.

Amplifier Power100W
AppYes (JBL PartyBox app)
Aux InputYes
Bass Extension (-10dB)49Hz
Battery Life6 hours (Manufacturer specified)
BluetoothYes
Bluetooth CodecsSBC
Bluetooth Version4.2
Built-in MicrophoneNo
Digital Aux InputNo
Dimensions19.3” x 8.8” x 9.6” (489 x 224 x 244.5 mm)
Drivers5.1” woofer + tweeters
EQNo
IP RatingIPX4
Maximum SPL94dB (Manufacturer specified)
OmnidirectionalNo
Party ModeNo
Power BankYes (USB-A, 5V/2.1A)
Power InputUSB-C
StereoPartially
StrapYes (detachable shoulder strap)
TWSYes
USB PlaybackYes
Weight16.5 lbs (7.5 kg)

Party Size Portable Bluetooth Speakers

Ranked #4 of 44 in Party Size Portable Bluetooth Speakers - JBL Partybox 310: $449.95 Discontinued Amazon eBay

JBL Partybox 310 ranking card

Newer model: the JBL Partybox 330, ranked higher, rated 4.6/5.

Smaller model: the JBL Partybox 110 (ranked lower, rated 4.4/5).

Larger model: the JBL Partybox 710 (rated 4.7/5).

Pros: Absolute deepest bass of any battery powered speaker, most balanced sound in the class, handle and wheels are convenient. Increase treble one step in the app EQ to make it more neutral. Customizable color lighting modes. Very close to the JBL Partybox Stage 320 in terms of performance. Measured bass extension of 32Hz (-10dB).

Cons: Very large. Discontinued.

Amplifier Power240W
AppYes
Aux InputYes
Bass Extension (-10dB)32Hz
Battery Life18 hours (Manufacturer specified)
BluetoothYes
Bluetooth CodecsSBC
Bluetooth Version5.1
Charging Time3.5 hours
Digital Aux InputNo
Dimensions27.1”H x 12.8”W x 14.5”D (687.7 x 325.6 x 367.8 mm)
Drivers2x 6.5” (165mm) woofers + 2x 2.5” (65mm) tweeters
EQYes (3 band)
Guitar InputYes
IP RatingIPX4
LightsYes
Microphone InputYes (Karaoke mode with echo effect)
OmnidirectionalNo
Party ModeNo
Power BankYes (USB-A, 5V/2.1A)
Power InputAC Power cord
StereoPartially
StrapNo
TWSYes
USB PlaybackYes
Weight37.5 lbs (17 kg)
WheelsYes

Ranked #8 of 44 in Party Size Portable Bluetooth Speakers - JBL Partybox 100: $499.99 Discontinued Amazon eBay

JBL Partybox 100 ranking card

Newer model: the JBL Partybox Club 120, ranked higher, rated 4.5/5.

Pros: Quite neutral sound, pretty deep bass. Measured bass extension of 41Hz (-10dB).

Cons: A slight peak in the upper mids. Slight TWS issue where the 2nd is slightly delayed. Just as loud and slightly deeper bass than a Stormbox Blast which is way smaller with better sound quality. Discontinued.

Amplifier Power160W
AppNo
Aux InputYes
Bass Extension (-10dB)41Hz
Battery Life12 hours (Manufacturer specified)
BluetoothYes
Bluetooth CodecsSBC
Bluetooth Version4.2
Charging Time6.5 hours
Digital Aux InputNo
Dimensions11.3” x 21.7” x 11.4” (288 x 551 x 290 mm)
Drivers2x 5.25” (133mm) woofers + 2x 2.25” (57mm) tweeters
EQNo
Frequency Response45Hz - 18kHz (Manufacturer specified)
Guitar InputYes
IP RatingNone
LightsYes
Microphone InputYes (Karaoke mode with echo effect)
OmnidirectionalNo
Party ModeNo
Power BankYes (USB-A, 5V/2.1A)
Power InputAC Power cord
StereoPartially
StrapNo
TWSYes
USB PlaybackYes
Weight21.4 lbs (9.7 kg)

Ranked #9 of 44 in Party Size Portable Bluetooth Speakers - JBL Partybox 110: $299.95 Amazon eBay

JBL Partybox 110 ranking card

Newer model: the JBL Partybox Club 120, ranked higher, rated 4.5/5.

Larger models: the JBL Partybox 310 (ranked higher, rated 4.5/5) and the JBL Partybox 710 (rated 4.7/5).

Pros: Very neutral sound, slightly better than the Partybox 100. Measured bass extension of 41Hz (-10dB).

Cons: Bass isn’t as deep as the Partybox 100. Just as loud and slightly deeper than a Stormbox Blast which is way smaller with better sound. Increase treble one step in the app to make it more neutral.

Amplifier Power160W
AppYes
Aux InputYes
Bass Extension (-10dB)41Hz
Battery Life12 hours (Manufacturer specified)
BluetoothYes
Bluetooth CodecsSBC
Bluetooth Version5.1
Charging Time3.5 hours
Digital Aux InputNo
Dimensions22.4”H x 11.6”W x 11.8”D (568 x 295 x 300 mm)
Drivers2x 5.25” woofers, 2x 2.25” tweeters
EQYes (3 band)
Guitar InputYes
IP RatingIPX4
LightsYes
Microphone InputYes (Karaoke mode with echo effect)
OmnidirectionalNo
Party ModeNo
Power BankYes (USB-A, 5V/2.1A)
Power InputAC Power cord
StereoPartially
StrapNo
TWSYes
USB PlaybackYes
Weight23.8 lbs (10.8 kg)