Short answer: the Minirig 4 if sound quality matters most, the Bogasing M5 if price matters most. The Minirig 4 ranks #6 of 142 medium speakers at $229.95. The Bogasing M5 ranks #55 at $45.59, $184.36 cheaper.
What the Minirig 4 offers: Modular, can easily attach a subwoofer. Finally USB-C charging. Dynamically changes sound based on forward facing or upward facing orientation Watch for: Calls itself splash resistant and has no official water rating. App is buggy. A bit expensive. Has reliability issues more often than any other speaker
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 Minirig 4 if sound quality is the priority over the price, or the Bogasing M5 if the price is the priority over sound quality.
Water resistance is not close: the Bogasing M5 is rated at IPX7 (brief submersion), well ahead of the Minirig 4 at Splash resistant (splashing).
Looking for alternatives? See the complete Portable Bluetooth rankings.
Specifications Side By Side
| Minirig 4 | Bogasing M5 | |
|---|---|---|
| Price | $229.95 | $45.59 |
| Ranked | #6 of 142 in Medium Size Portable Bluetooth Speakers | #55 of 142 in Medium Size Portable Bluetooth Speakers |
| App | Yes | - |
| Aux Input | Yes | Yes |
| Aux Latency | 0ms | - |
| Bass Extension (-10dB) | 56Hz | 61Hz |
| Battery Life | 30 hours (Manufacturer specified) | 30 hours (Manufacturer specified) |
| Bluetooth Codecs | AAC, SBC | SBC (inferred; additional codecs unverified) |
| EQ | Yes | - |
| IP Rating | Splash resistant | IPX7 |
| Bluetooth Latency | 60ms | - |
| Maximum SPL | 106dB (measured by Alan Ross Reviews) | 96dB (measured by Alan Ross Reviews) |
| Power Bank | Yes (USB-C) | Yes (USB-A) |
| Power Input | USB-C | - |
| Stereo | No | No (front/rear drivers) |
| Omnidirectional | Pointing up | Yes |
| TWS | Yes (Bluetooth or cable) | Yes |
| Weight | 1.2 lbs (550 g) | 1.7 lbs (757 g) |
| Bluetooth Version | 5.0 | 5.3 |
| Dimensions | 4" x 2.9" (101.6 x 73 mm) (diameter x height) | 6.3" x 3" x 2.8" (160 x 76 x 71 mm) |
| Drivers | 70mm custom driver | 30W system |
| Frequency Response | 60Hz - 18kHz (Manufacturer specified) | 50Hz - 20kHz (Manufacturer specified) |
| Amplifier Power | 50W | 40W |
| Built-in Microphone | Yes | - |
| Digital Aux Input | No | No |
| MicroSD Playback | - | Yes |
| USB Playback | - | Yes |
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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
Minirig 4: $229.95 Amazon eBay
Pros: Modular, can easily attach a subwoofer. Finally USB-C charging. Dynamically changes sound based on forward facing or upward facing orientation. Measured bass extension of 56Hz (-10dB).
Cons: Calls itself splash resistant and has no official water rating. App is buggy. A bit expensive. Has reliability issues more often than any other speaker
Full Minirig 4 review and specifications →
| Amplifier Power | 50W |
|---|---|
| App | Yes |
| Aux Input | Yes |
| Aux Latency | 0ms |
| Bass Extension (-10dB) | 56Hz |
| Battery Life | 30 hours (Manufacturer specified) |
| Bluetooth Codecs | AAC, SBC |
| Bluetooth Latency | 60ms |
| Bluetooth Version | 5.0 |
| Built-in Microphone | Yes |
| Digital Aux Input | No |
| Dimensions | 4" x 2.9" (101.6 x 73 mm) (diameter x height) |
| Drivers | 70mm custom driver |
| EQ | Yes |
| Frequency Response | 60Hz - 18kHz (Manufacturer specified) |
| IP Rating | Splash resistant |
| Maximum SPL | 106dB (measured by Alan Ross Reviews) |
| Omnidirectional | Pointing up |
| Power Bank | Yes (USB-C) |
| Power Input | USB-C |
| Stereo | No |
| TWS | Yes (Bluetooth or cable) |
| Weight | 1.2 lbs (550 g) |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
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