Short answer: the Teufel Boomster NG (2017) for neutral sound and a removable battery, the JBL Authentics 300 for smart features. The Boomster NG sounds pretty neutral and its battery is removable, but bass is not as deep as others, the bass port can make noise and there is no water rating. The Authentics 300 gets both Amazon Alexa and Google Assistant, though it is narrow with peaky upper mids and no TWS.
Buy the JBL Authentics 300. It is rated higher for sound quality; the Teufel Boomster NG (2017) is no longer sold new.
Battery life favors the Teufel Boomster NG (2017): rated for 18 hours against 8 hours for the JBL Authentics 300.
Still deciding? The full Portable Bluetooth rankings cover every ranked option.
Specifications Side By Side
| JBL Authentics 300 | Teufel Boomster NG (2017) | |
|---|---|---|
| Price | $299.95 | €99 Discontinued |
| Ranked | #41 of 90 in Boombox Size Portable Bluetooth Speakers | #53 of 90 in Boombox Size Portable Bluetooth Speakers |
| App | Yes | No |
| Bass Extension (-10dB) | 45Hz | 47Hz |
| Battery Life | 8 hours (Manufacturer specified) | 18 hours (Manufacturer specified) |
| EQ | Yes (App EQ) | No |
| IP Rating | None | None |
| Maximum SPL | 100dB (measured by Alan Ross Reviews) | - |
| Party Mode | Yes (Wi-Fi Multi-Room) | No |
| Power Input | AC Power cable | USB-C |
| Stereo | Partially (1 woofer) | Yes |
| Omnidirectional | No | No |
| TWS | Yes | No |
| Weight | 10.8 lbs (4.9 kg) | 7.5 lbs (3.4 kg) |
| Wi-Fi | Yes | - |
| Bluetooth | Yes | Yes |
| Bluetooth Codecs | SBC | SBC |
| Power Bank | No | Yes (USB-A) |
| USB Playback | Yes | No |
| Built-in Microphone | Yes | No |
| MicroSD Playback | No | - |
| Aux Input | No | Yes |
| Amplifier Power | 100W | 38W RMS |
| Dimensions | 13.5” x 7.7” x 7.1” (342 x 195.6 x 180.3 mm) | 5.7” x 14.6” x 7.1” (145 x 370 x 180 mm) |
| Drivers | 1” tweeter + 4” woofer + passive radiators | 1x 90mm woofer + 2x 65mm midrange drivers + 2x 20mm tweeters |
| Digital Aux Input | No | No |
| Bluetooth Version | 5.3 | 4.0 |
| Voice Assistants | Amazon Alexa & Google Assistant (simultaneous) | - |
| Strap | No | - |
| Removable Battery | - | Yes |
Related Speaker Comparisons
More top alternatives to JBL Authentics 300:
- Tribit Stormbox Blast vs JBL Authentics 300
- Harman Kardon Go + Play 3 vs JBL Authentics 300
- JBL Partybox Encore 2 vs JBL Authentics 300
- JBL PartyBox On-The-Go 2 Plus vs JBL Authentics 300
- JBL Partybox Encore Essential 2 vs JBL Authentics 300
Prices on this page were last checked October 3, 2026 at 10:26 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.
As an eBay Partner, we may be compensated if you make a purchase.
The Two Speakers In Full
JBL Authentics 300: $299.95 Amazon eBay
Pros: Integrates both Amazon Alexa and Google Assistant simultaneously (rare for smart speakers). Retro seventies design with leather and Quadrex grille. 100-watt amp, carries well with leather-trimmed handle. Rechargeable battery rated ~8 hours. Measured bass extension of 45Hz (-10dB).
Cons: Narrow sounding, bass not as deep as others. Peaky upper mids. No TWS. No IP rating. Not as loud as others. Not much battery life.
Full JBL Authentics 300 review and specifications →
| Amplifier Power | 100W |
|---|---|
| App | Yes |
| Aux Input | No |
| Bass Extension (-10dB) | 45Hz |
| Battery Life | 8 hours (Manufacturer specified) |
| Bluetooth | Yes |
| Bluetooth Codecs | SBC |
| Bluetooth Version | 5.3 |
| Built-in Microphone | Yes |
| Digital Aux Input | No |
| Dimensions | 13.5” x 7.7” x 7.1” (342 x 195.6 x 180.3 mm) |
| Drivers | 1” tweeter + 4” woofer + passive radiators |
| EQ | Yes (App EQ) |
| IP Rating | None |
| Maximum SPL | 100dB (measured by Alan Ross Reviews) |
| MicroSD Playback | No |
| Omnidirectional | No |
| Party Mode | Yes (Wi-Fi Multi-Room) |
| Power Bank | No |
| Power Input | AC Power cable |
| Stereo | Partially (1 woofer) |
| Strap | No |
| TWS | Yes |
| USB Playback | Yes |
| Voice Assistants | Amazon Alexa & Google Assistant (simultaneous) |
| Weight | 10.8 lbs (4.9 kg) |
| Wi-Fi | Yes |
- Links
- Reviews, Comparisons and Sound Samples
- JOY‘s 🎧3D🔈Audio-Show: JBL Authentics 300 - sound quality test More from Oluv’Sone →
- Oluv Patreon: JBL Authentics 300 - update
- Oluv Patreon: JBL Authentics 300 - listening session
- Alan Ross Reviews: Not quite! JBL Authentics 300 review and sound test vs Boombox 3, Encore and Stormbox Blast More from alanrossreviews →
- Head-to-Head Comparisons
- JBL Authentics 300 vs JBL Boombox 2
- JBL Authentics 300 vs B&O Beolit 20
- JBL Authentics 300 vs Aiwa Exos-10
- JBL Authentics 300 vs W-King X20
- JBL Authentics 300 vs onn Pro X Large Boom Boombox
- JBL Authentics 300 vs W-King D20
- JBL Authentics 300 vs Teufel Boomster 4
- JBL Authentics 300 vs Soundcore Boom 2 Plus
- See all 106 comparisons
Teufel Boomster NG (2017): €99 Discontinued eBay
Newer model: the Teufel Boomster 4, ranked higher, rated 3.4/5.
Pros: Teufel Boomster NG (2017) uses 1x 90mm woofer + 2x 65mm midrange drivers + 2x 20mm tweeters. Its 3.4 kg, claimed 18 hours (Manufacturer specified) battery life and stereo playback make it a practical option for its intended room or portable use. The battery is removable. Measured bass extension of 47Hz (-10dB).
Cons: Bass is limited by its 47Hz specification. There is no companion app. No EQ adjustment. The bass port can make noise, and there is no water rating. Discontinued.
Full Teufel Boomster NG (2017) review and specifications →
| Amplifier Power | 38W RMS |
|---|---|
| App | No |
| Aux Input | Yes |
| Bass Extension (-10dB) | 47Hz |
| Battery Life | 18 hours (Manufacturer specified) |
| Bluetooth | Yes |
| Bluetooth Codecs | SBC |
| Bluetooth Version | 4.0 |
| Built-in Microphone | No |
| Digital Aux Input | No |
| Dimensions | 5.7” x 14.6” x 7.1” (145 x 370 x 180 mm) |
| Drivers | 1x 90mm woofer + 2x 65mm midrange drivers + 2x 20mm tweeters |
| EQ | No |
| IP Rating | None |
| Omnidirectional | No |
| Party Mode | No |
| Power Bank | Yes (USB-A) |
| Power Input | USB-C |
| Removable Battery | Yes |
| Stereo | Yes |
| TWS | No |
| USB Playback | No |
| Weight | 7.5 lbs (3.4 kg) |
- Reviews, Comparisons and Sound Samples
- No independent measurement review is linked for this model; it is ranked from hands-on listening and comparison against similarly priced speakers.
- Head-to-Head Comparisons
- Teufel Boomster NG (2017) vs Sony ULT Field 7
- Teufel Boomster NG (2017) vs Soundcore Rave Party 2
- Teufel Boomster NG (2017) vs Teufel Boomster 2021
- Teufel Boomster NG (2017) vs JBL Partybox On the Go
- Teufel Boomster NG (2017) vs Sony SRS-XG500
- Teufel Boomster NG (2017) vs JBL Boombox
- Teufel Boomster NG (2017) vs B&O Beolit 20
- Teufel Boomster NG (2017) vs Soundcore Motion Boom+
- See all 24 comparisons