Short answer: the Harman Kardon Luna on measured sound quality, the Bogasing M5 on price. The Harman Kardon Luna ranks #24 of 142 medium speakers at $290.99. The Bogasing M5 ranks #55 at $45.59, $245.40 cheaper.
What the Harman Kardon Luna offers: Harman Kardon Luna uses 48mm x 90mm woofer, 20mm tweeter. Its 1.13 kg, claimed 12 hours (Manufacturer specified) battery life, IP67 protection and mono playback make it a practical option for its intended room or portable use. Watch for: Bass is limited by its 57Hz specification. There is no companion app. No EQ adjustment.
What the Bogasing M5 offers: Compact enough for a backpack side pocket at under 1.7 lb. Up to 30 hours of battery life. USB-C charging - no proprietary cable to lose. Watch for: Front/rear driver configuration. Use bass mode for the flattest response. Sounds thin in the midrange. Hot treble and rolled off bass in default mode. Treble a bit rolled off in bass mode.
Buy the Harman Kardon Luna if sound quality is the priority over the price, or the Bogasing M5 if the price is the priority over sound quality.
If battery life is a priority, the Bogasing M5 is rated for 30 hours versus 12 hours for the Harman Kardon Luna.
Still deciding? The full Portable Bluetooth rankings cover every ranked option.
Specifications Side By Side
| Harman Kardon Luna | Bogasing M5 | |
|---|---|---|
| Price | $290.99 | $45.59 |
| Ranked | #24 of 142 in Medium Size Portable Bluetooth Speakers | #55 of 142 in Medium Size Portable Bluetooth Speakers |
| App | No | - |
| Aux Input | No | Yes |
| Bass Extension (-10dB) | 57Hz | 61Hz |
| Battery Life | 12 hours (Manufacturer specified) | 30 hours (Manufacturer specified) |
| Bluetooth Codecs | SBC | SBC (inferred; additional codecs unverified) |
| EQ | No | - |
| IP Rating | IP67 | IPX7 |
| MicroSD Playback | No | Yes |
| Power Input | USB-C | - |
| Stereo | No | No (front/rear drivers) |
| Omnidirectional | No | Yes |
| TWS | Yes | Yes |
| USB Playback | Yes | Yes |
| Weight | 2.5 lbs (1.13 kg) | 1.7 lbs (757 g) |
| Bluetooth Version | 5.3 | 5.3 |
| Dimensions | 8.3" x 3.1" x 3.1" (210 x 78 x 80 mm) | 6.3" x 3" x 2.8" (160 x 76 x 71 mm) |
| Drivers | 48mm x 90mm woofer, 20mm tweeter | 30W system |
| Frequency Response | 60Hz - 20kHz (Manufacturer specified) | 50Hz - 20kHz (Manufacturer specified) |
| Amplifier Power | 40W | 40W |
| Digital Aux Input | No | No |
| Maximum SPL | - | 96dB (measured by Alan Ross Reviews) |
| Power Bank | - | Yes (USB-A) |
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Prices on this page were last checked September 16, 2026 at 12:41 AM 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
Harman Kardon Luna: $290.99 Amazon eBay
Pros: Harman Kardon Luna uses 48mm x 90mm woofer, 20mm tweeter. Its 1.13 kg, claimed 12 hours (Manufacturer specified) battery life, IP67 protection and mono playback make it a practical option for its intended room or portable use. Measured bass extension of 57Hz (-10dB).
Cons: Bass is limited by its 57Hz specification. There is no companion app. No EQ adjustment.
Full Harman Kardon Luna review and specifications →
| Amplifier Power | 40W |
|---|---|
| App | No |
| Aux Input | No |
| Bass Extension (-10dB) | 57Hz |
| Battery Life | 12 hours (Manufacturer specified) |
| Bluetooth Codecs | SBC |
| Bluetooth Version | 5.3 |
| Digital Aux Input | No |
| Dimensions | 8.3" x 3.1" x 3.1" (210 x 78 x 80 mm) |
| Drivers | 48mm x 90mm woofer, 20mm tweeter |
| EQ | No |
| Frequency Response | 60Hz - 20kHz (Manufacturer specified) |
| IP Rating | IP67 |
| MicroSD Playback | No |
| Omnidirectional | No |
| Power Input | USB-C |
| Stereo | No |
| TWS | Yes |
| USB Playback | Yes |
| Weight | 2.5 lbs (1.13 kg) |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
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Bogasing M5: $45.59 Amazon eBay
Pros: Compact enough for a backpack side pocket at under 1.7 lb. Up to 30 hours of battery life. USB-C charging - no proprietary cable to lose. Measured bass extension of 61Hz (-10dB).
Cons: Front/rear driver configuration. Use bass mode for the flattest response. Sounds thin in the midrange. Hot treble and rolled off bass in default mode. Treble a bit rolled off in bass mode.
Full Bogasing M5 review and specifications →
| Amplifier Power | 40W |
|---|---|
| Aux Input | Yes |
| Bass Extension (-10dB) | 61Hz |
| Battery Life | 30 hours (Manufacturer specified) |
| Bluetooth Codecs | SBC (inferred; additional codecs unverified) |
| Bluetooth Version | 5.3 |
| Digital Aux Input | No |
| Dimensions | 6.3" x 3" x 2.8" (160 x 76 x 71 mm) |
| Drivers | 30W system |
| Frequency Response | 50Hz - 20kHz (Manufacturer specified) |
| IP Rating | IPX7 |
| Maximum SPL | 96dB (measured by Alan Ross Reviews) |
| MicroSD Playback | Yes |
| Omnidirectional | Yes |
| Power Bank | Yes (USB-A) |
| Stereo | No (front/rear drivers) |
| TWS | Yes |
| USB Playback | Yes |
| Weight | 1.7 lbs (757 g) |
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons