Short answer: the JBL Charge 5 Wifi if sound quality matters most, the Earfun Uboom Slim if price matters most. The JBL Charge 5 Wifi ranks #27 of 150 medium speakers, rated 4.0/5, at $250. The Earfun Uboom Slim ranks #41, rated 3.7/5, at $79, $171 cheaper.
The case for the JBL Charge 5 Wifi: Has Wifi. Watch for: Not stereo.
Why pick the Earfun Uboom Slim: Excellent pricing, strong waterproof build (IPX7), good battery life (16 hours), smooth sound with volume compensation, speakerphone capability. The catch: Not as deep bass as others.
Buy the JBL Charge 5 Wifi if sound quality is the priority over the price, or the Earfun Uboom Slim if the price is the priority over sound quality.
Looking for alternatives? See the complete Portable Bluetooth rankings.
Specifications Side By Side
| JBL Charge 5 Wifi | Earfun Uboom Slim | |
|---|---|---|
| Price | $250 | $79 |
| Ranked | #27 of 150 in Medium Size Portable Bluetooth Speakers | #41 of 150 in Medium Size Portable Bluetooth Speakers |
| App | Yes | No |
| Bass Extension (-10dB) | 53Hz | ~63Hz |
| Battery Life | 20 hours (Manufacturer specified) | 16 hours (Manufacturer specified) |
| EQ | Yes (3 band) | No |
| Party Mode | No | - |
| Power Bank | Yes (USB-A) | - |
| Stereo | No | Yes |
| Omnidirectional | No | No |
| TWS | Yes | Yes |
| Weight | 2.2 lbs (1000 g) | 1.2 lbs (560 g) |
| Wi-Fi | Yes | - |
| Aux Input | No | Yes |
| Bluetooth | Yes | Yes |
| Bluetooth Codecs | AAC, SBC | SBC |
| Bluetooth Version | 5.3 | 5.2 |
| Dimensions | 8.8” x 3.8” x 3.7” (223 x 97 x 94 mm) | 2.6”H x 7.1”W x 2.6”D (65 x 180 x 65 mm) |
| Drivers | 53mm x 93mm woofer, 20mm tweeter | 45mm speaker drivers |
| Frequency Response | 60Hz - 20kHz (Manufacturer specified) | - |
| IP Rating | IP67 | IPX7 |
| Power Input | USB-C | USB-C |
| Streaming Services | AirPlay, Chromecast, Spotify Connect, Alexa Multi-Room Music | - |
| Amplifier Power | 40W | 20W |
| Built-in Microphone | Yes (dual microphones) | Yes |
| Maximum SPL | 99dB (Manufacturer specified) | - |
| Digital Aux Input | No | No |
| Strap | No | - |
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Prices on this page were last checked September 30, 2026 at 2:57 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
JBL Charge 5 Wifi: $250 Amazon eBay
Pros: Has Wifi. Sounds exactly the same as the non-Wifi version. Measured bass extension of 53Hz (-10dB).
Cons: Not stereo. Warm sound. Shouty upper mids. Boosted bass. Slightly rolled off treble. Overly expensive. No party mode on the wifi version
Full JBL Charge 5 Wifi review and specifications →
| Amplifier Power | 40W |
|---|---|
| App | Yes |
| Aux Input | No |
| Bass Extension (-10dB) | 53Hz |
| Battery Life | 20 hours (Manufacturer specified) |
| Bluetooth | Yes |
| Bluetooth Codecs | AAC, SBC |
| Bluetooth Version | 5.3 |
| Built-in Microphone | Yes (dual microphones) |
| Digital Aux Input | No |
| Dimensions | 8.8” x 3.8” x 3.7” (223 x 97 x 94 mm) |
| Drivers | 53mm x 93mm woofer, 20mm tweeter |
| EQ | Yes (3 band) |
| Frequency Response | 60Hz - 20kHz (Manufacturer specified) |
| IP Rating | IP67 |
| Maximum SPL | 99dB (Manufacturer specified) |
| Omnidirectional | No |
| Party Mode | No |
| Power Bank | Yes (USB-A) |
| Power Input | USB-C |
| Stereo | No |
| Strap | No |
| Streaming Services | AirPlay, Chromecast, Spotify Connect, Alexa Multi-Room Music |
| TWS | Yes |
| Weight | 2.2 lbs (1000 g) |
| Wi-Fi | Yes |
- Links
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Earfun Uboom Slim: $79 eBay
Pros: Excellent pricing, strong waterproof build (IPX7), good battery life (16 hours), smooth sound with volume compensation, speakerphone capability. Measured bass extension of ~63Hz (-10dB).
Cons: Not as deep bass as others. Warm tuned, peaks in the mids and lower treble, rolled off upper treble
Full Earfun Uboom Slim review and specifications →
| Amplifier Power | 20W |
|---|---|
| App | No |
| Aux Input | Yes |
| Bass Extension (-10dB) | ~63Hz |
| Battery Life | 16 hours (Manufacturer specified) |
| Bluetooth | Yes |
| Bluetooth Codecs | SBC |
| Bluetooth Version | 5.2 |
| Built-in Microphone | Yes |
| Digital Aux Input | No |
| Dimensions | 2.6”H x 7.1”W x 2.6”D (65 x 180 x 65 mm) |
| Drivers | 45mm speaker drivers |
| EQ | No |
| IP Rating | IPX7 |
| Omnidirectional | No |
| Power Input | USB-C |
| Stereo | Yes |
| TWS | Yes |
| Weight | 1.2 lbs (560 g) |
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