Short answer: the Minirig 4, if you are buying new. The Soundcore Boost “upgraded” 2021 ranks higher than it (#5 vs #7 of 179 medium speakers, 4.4/5 vs 4.3/5) but is discontinued, so only consider it used; the Minirig 4 is still sold new at $229.95.
Buy the Minirig 4 new; the Soundcore Boost “upgraded” 2021 is no longer sold new, so it only makes sense as a used find.
There is a real gap in water resistance: the Soundcore Boost “upgraded” 2021 at IPX7 (brief submersion) against the Minirig 4, which has Splash resistant (splashing).
Want more options? Browse the full Portable Bluetooth rankings.
A small, long lasting speaker that gets loud and can add a matching subwoofer, with a 30 hour battery.
A very neutral, inexpensive speaker with quite deep bass for its size, now discontinued but worth buying used.
Prices on this page were last checked November 7, 2026 at 7:34 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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Specifications Side By Side
| Minirig 4 | Soundcore Boost “upgraded” 2021 | |
|---|---|---|
| Price | $229.95 | $60 Discontinued |
| Ranked | #7 of 179 in Medium Size Portable Bluetooth Speakers | #5 of 179 in Medium Size Portable Bluetooth Speakers |
| App | Yes | Yes |
| Aux Input | Yes | No |
| Aux Latency | 0ms | - |
| Bass Extension (-10dB) | 56Hz | 56Hz |
| Battery Life | 30 hours (Manufacturer specified) | 12 hours (Manufacturer specified) |
| Bluetooth | Yes | Yes |
| Bluetooth Codecs | AAC, SBC | SBC |
| EQ | Yes | Yes (9 band) |
| IP Rating | Splash resistant | IPX7 |
| Bluetooth Latency | 60ms | 150ms |
| Maximum SPL | 106dB (measured by Alan Ross Reviews) | 99dB (measured by Alan Ross Reviews) |
| Power Bank | Yes (USB-C) | Yes (USB-A, 5V/1A) |
| Power Input | USB-C | USB-C |
| Stereo | No | Yes |
| Omnidirectional | Pointing up | No |
| TWS | Yes (Bluetooth or cable) | Yes |
| Weight | 1.2 lbs (550 g) | 1.3 lbs (590 g) |
| Bluetooth Version | 5.0 | 5.0 |
| Dimensions | 4” x 2.9” (101.6 x 73 mm) (diameter x height) | 8” x 2.8” x 2.7” (204 x 72 x 69 mm) |
| Drivers | 70mm custom driver | 1.75” (44mm) x 2 active drivers and one passive radiator |
| Frequency Response | 60Hz - 18kHz (Manufacturer specified) | - |
| Amplifier Power | 50W | 20W (10W × 2) |
| Built-in Microphone | Yes | Yes |
| Digital Aux Input | No | No |
| Party Mode | - | No |
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