Different classes, so treat this as a step-up-or-not question rather than a head-to-head. The JBL Partybox Stage 320 ranks #3 of 39 party speakers by sound quality at $499.95; the Soundboks 3 ranks #7 of 14 battery-powered PA speakers by sound quality at $699.
Short answer: go with the JBL Partybox Stage 320, rated 4.6 against 3.3 for the Soundboks 3. One thing about the JBL Partybox Stage 320: Handle and wheels are convenient. The Soundboks 3 brings tied for the loudest battery powered speaker to the table.
Where they differ on paper:
- Battery Life: 18 hours (Manufacturer specified) vs 40 hours (Manufacturer specified)
- IP Rating: IPX4 vs IP65
- Drivers: 2x 6.5” woofers, 2x 25mm tweeters vs 2x 10” (254mm) woofers + 1x 1” (25mm) compression tweeter with horn
- Amplifier Power: 240W vs Not specified
The case for the JBL Partybox Stage 320: Handle and wheels are convenient. Watch for: slightly sibilant in the treble at full blast. It’s cheaper as well, $499.95 against $699.
The Soundboks 3 is worth it for tied for the loudest battery powered speaker: Watch for: very large. Price runs higher too, $699 versus $499.95.
Buy the JBL Partybox Stage 320 at $499.95 if you want a party speaker. Buy the Soundboks 3 at $699 if you want a battery-powered PA speaker instead.
Looking for alternatives? See the complete Portable Bluetooth rankings and PA & Live Sound rankings.
Specifications Side By Side
| JBL Partybox Stage 320 | Soundboks 3 | |
|---|---|---|
| Price | $499.95 | $699 Discontinued |
| Ranked | #3 of 39 in Party Size Portable Bluetooth Speakers | #7 of 14 in Battery-Powered PA Speakers |
| App | Yes | Yes |
| Aux Input | Yes | Yes |
| Battery Life | 18 hours (Manufacturer specified) | 40 hours (Manufacturer specified) |
| Bluetooth Codecs | SBC | SBC |
| Bluetooth Version | 5.4 | - |
| Drivers | 2x 6.5" woofers, 2x 25mm tweeters | 2x 10" (254mm) woofers + 1x 1" (25mm) compression tweeter with horn |
| EQ | Yes (5 band) | Yes |
| Guitar Input | Yes | Yes |
| IP Rating | IPX4 | IP65 |
| Microphone Input | Yes (Karaoke mode with echo effect) | Yes |
| Party Mode | Yes (Auracast) | Yes (TeamUp, up to 5 speakers) |
| Power Bank | Yes (USB-A, 5V/2.1A) | No |
| Power Input | AC Power cord | AC Power cord |
| Removable Battery | Yes | Yes |
| Stereo | Partially | Yes |
| Omnidirectional | No | No |
| TWS | Yes | Yes |
| USB Playback | Yes | No |
| Weight | 36.4 lbs (16.5 kg) | 34 lbs (15.4 kg) |
| Amplifier Power | 240W | Not specified |
| Digital Aux Input | No | No |
| Lights | Yes | - |
| Wheels | Yes | - |
| Bass Extension (-10dB) | - | 52Hz |
| Inputs | - | 2x XLR/6.3mm combo (mic/instrument), 3.5mm stereo, Bluetooth |
| Maximum SPL | - | 126dB |
| XLR Input | - | Yes (2x combo) |
| SKAA | - | Yes |
| Discontinued | - | Yes |
| Configuration | - | Battery-powered 3-way active PA |
| Cabinet Material | - | Poplar plywood |
| Rigging | - | Not specified |
| Coverage | - | Not specified |
| Bass Extension (-3dB) | - | Not specified |
| DSP | - | App EQ |
| Bluetooth | - | Yes |
| Frequency Response | - | Not specified |
| Dimensions | - | Not specified |
Related Speaker Comparisons
More worthwhile head-to-heads for JBL Partybox Stage 320:
- Sony ULT Tower 7 vs JBL Partybox Stage 320
- JBL Partybox 330 vs JBL Partybox Stage 320
- JBL Partybox 310 vs JBL Partybox Stage 320
- Sony ULT Tower 5 vs JBL Partybox Stage 320
- JBL Partybox Club 120 vs JBL Partybox Stage 320
Prices on this page were last checked September 17, 2026 at 12:43 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
JBL Partybox Stage 320: $499.95 Amazon B&H Photo Video eBay
Pros: Handle and wheels are convenient. Customizable color lighting modes. Keeps more bass than the 310 at high volume. Removable battery.
Cons: Slightly sibilant in the treble at full blast. Very large.
Full JBL Partybox Stage 320 review and specifications →
| Amplifier Power | 240W |
|---|---|
| App | Yes |
| Aux Input | Yes |
| Battery Life | 18 hours (Manufacturer specified) |
| Bluetooth Codecs | SBC |
| Bluetooth Version | 5.4 |
| Digital Aux Input | No |
| Drivers | 2x 6.5" woofers, 2x 25mm tweeters |
| EQ | Yes (5 band) |
| Guitar Input | Yes |
| IP Rating | IPX4 |
| Lights | Yes |
| Microphone Input | Yes (Karaoke mode with echo effect) |
| Omnidirectional | No |
| Party Mode | Yes (Auracast) |
| Power Bank | Yes (USB-A, 5V/2.1A) |
| Power Input | AC Power cord |
| Removable Battery | Yes |
| Stereo | Partially |
| TWS | Yes |
| USB Playback | Yes |
| Weight | 36.4 lbs (16.5 kg) |
| Wheels | Yes |
- Links
- Reviews, Comparisons and Sound Samples
- Oluv Patreon: JBL Partybox 320 vs 520 - indoor listening session More from Oluv’Sone →
- Oluv Patreon: JBL Partybox 320 vs 520 - outdoor test
- Jay’s Straight Up Reviews & More: JBL Partybox Stage 320 vs 310 🛜 Defcon 5🚨 Bass Alert! Take Shelter Immediately! 😲 Best Bass Goes To? More from JaysStraightUpReviews →
- Jay’s Straight Up Reviews & More: JBL Partybox Stage 320 vs 310 🥳 A Family Feud! Battery Powered🔋Bluetooth Party Speakers Face-Off🤬
- GYMCADDY: JBL PartyBox Stage 320 Review - Big Upgrades Everywhere, Worth The Upgrade More from GYMCADDY →
- M1MTechChannel: Welche JBL Partybox ist die BESTE ? Alle Partyboxen im Vergleich | 2026 More from M1MTechChannel →
- M1MTechChannel: soundcore Rave 3S mit 200W | LAUTER als die JBL Partybox 320 ?
- Head-to-Head Comparisons
- JBL Partybox Stage 320 vs JBL Partybox 330
- JBL Partybox Stage 320 vs JBL Partybox 310
- JBL Partybox Stage 320 vs Sony ULT Tower 5
- JBL Partybox Stage 320 vs Sony ULT Tower 7
- JBL Partybox Stage 320 vs JBL Partybox Club 120
- JBL Partybox Stage 320 vs JBL Partybox 130
- JBL Partybox Stage 320 vs JBL Partybox 100
- JBL Partybox Stage 320 vs JBL Partybox 110
- See all 66 comparisons
Soundboks 3: $699 Discontinued eBay
Pros: Tied for the loudest battery powered speaker. Removable 40 hour battery. High efficiency drivers reach 2-3x the volume of typical speakers for the same wattage. Measured bass extension of 52Hz (-10dB).
Cons: Very large. Not as neutral or as deep of bass as the above Partyboxes. Not stereo. External power brick for charging. Discontinued; no longer sold by Soundboks, only third-party resale stock remains. Discontinued.
Full Soundboks 3 review and specifications →
| Amplifier Power | Not specified |
|---|---|
| App | Yes |
| Aux Input | Yes |
| Bass Extension (-10dB) | 52Hz |
| Bass Extension (-3dB) | Not specified |
| Battery Life | 40 hours (Manufacturer specified) |
| Bluetooth | Yes |
| Bluetooth Codecs | SBC |
| Cabinet Material | Poplar plywood |
| Configuration | Battery-powered 3-way active PA |
| Coverage | Not specified |
| DSP | App EQ |
| Digital Aux Input | No |
| Dimensions | Not specified |
| Discontinued | Yes |
| Drivers | 2x 10" (254mm) woofers + 1x 1" (25mm) compression tweeter with horn |
| EQ | Yes |
| Frequency Response | Not specified |
| Guitar Input | Yes |
| IP Rating | IP65 |
| Inputs | 2x XLR/6.3mm combo (mic/instrument), 3.5mm stereo, Bluetooth |
| Maximum SPL | 126dB |
| Microphone Input | Yes |
| Omnidirectional | No |
| Party Mode | Yes (TeamUp, up to 5 speakers) |
| Power Bank | No |
| Power Input | AC Power cord |
| Removable Battery | Yes |
| Rigging | Not specified |
| SKAA | Yes |
| Stereo | Yes |
| TWS | Yes |
| USB Playback | No |
| Weight | 34 lbs (15.4 kg) |
| XLR Input | Yes (2x combo) |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons