Short answer: the JBL Partybox Stage 320. It ranks #3 of 39 party speakers by sound quality at $499.95; the Audiocase S5 ranks #22 and costs $645, which makes this an easy call rather than a real tradeoff.
Short answer: the JBL Partybox Stage 320, rated 4.6 against the Audiocase S5’s 3.5. One thing about the JBL Partybox Stage 320: Handle and wheels are convenient. On the Audiocase S5: Audiocase S5 uses 2x 5” woofers, 1” tweeter.
Where they differ on paper:
- Battery Life: 18 hours (Manufacturer specified) vs 30 hours (Manufacturer specified)
- IP Rating: IPX4 vs None
- Drivers: 2x 6.5” woofers, 2x 25mm tweeters vs 2x 5” woofers, 1” tweeter
- Amplifier Power: 240W vs 2 x 73W
The JBL Partybox Stage 320’s argument: Handle and wheels are convenient. Watch for: slightly sibilant in the treble at full blast. It’s the lower-priced option too, $499.95 against $645.
The Audiocase S5’s argument: Audiocase S5 uses 2x 5” woofers, 1” tweeter. Watch for: there is no companion app. It’s the pricier of the two, $645 versus $499.95.
Buy the JBL Partybox Stage 320. It ranks higher for sound quality than the Audiocase S5 and costs less, which settles it without a real tradeoff to make.
Water resistance is not close: the JBL Partybox Stage 320 is rated at IPX4 (splashing), well ahead of the Audiocase S5 at no water resistance.
Want more options? Browse the full Portable Bluetooth rankings.
Specifications Side By Side
| JBL Partybox Stage 320 | Audiocase S5 | |
|---|---|---|
| Price | $499.95 | $645 Discontinued |
| Ranked | #3 of 39 in Party Size Portable Bluetooth Speakers | #22 of 39 in Party Size Portable Bluetooth Speakers |
| App | Yes | No |
| Aux Input | Yes | Yes |
| Battery Life | 18 hours (Manufacturer specified) | 30 hours (Manufacturer specified) |
| Bluetooth Codecs | SBC | aptX, SBC |
| Bluetooth Version | 5.4 | 5.0 |
| Drivers | 2x 6.5" woofers, 2x 25mm tweeters | 2x 5" woofers, 1" tweeter |
| EQ | Yes (5 band) | No |
| Guitar Input | Yes | Yes |
| IP Rating | IPX4 | None |
| Microphone Input | Yes (Karaoke mode with echo effect) | Yes (Karaoke mode with reverb effect) |
| Party Mode | Yes (Auracast) | Yes (wired link) |
| Power Bank | Yes (USB-A, 5V/2.1A) | No |
| Power Input | AC Power cord | AC Power brick |
| Removable Battery | Yes | Yes |
| Stereo | Partially | Yes |
| Omnidirectional | No | No |
| TWS | Yes | No |
| USB Playback | Yes | No |
| Weight | 36.4 lbs (16.5 kg) | 17.4 lbs (7.9 kg) |
| Amplifier Power | 240W | 2 x 73W |
| Digital Aux Input | No | No |
| Lights | Yes | - |
| Wheels | Yes | - |
| Dimensions | - | 16.1" x 9.8" x 7.5" (410 x 250 x 190 mm) |
| Discontinued | - | Yes |
| Maximum SPL | - | 108dB (Manufacturer specified) |
Related Speaker Comparisons
How JBL Partybox Stage 320 compares with other leading options:
- 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
Audiocase S5: $645 Discontinued eBay
Pros: Audiocase S5 uses 2x 5” woofers, 1” tweeter. Its 7.9 kg, claimed 30 hours (Manufacturer specified) battery life, aux input, up to 108dB and stereo playback make it a practical option for its intended room or portable use.
Cons: There is no companion app. No EQ adjustment. Discontinued.
Full Audiocase S5 review and specifications →
| Amplifier Power | 2 x 73W |
|---|---|
| App | No |
| Aux Input | Yes |
| Battery Life | 30 hours (Manufacturer specified) |
| Bluetooth Codecs | aptX, SBC |
| Bluetooth Version | 5.0 |
| Digital Aux Input | No |
| Dimensions | 16.1" x 9.8" x 7.5" (410 x 250 x 190 mm) |
| Discontinued | Yes |
| Drivers | 2x 5" woofers, 1" tweeter |
| EQ | No |
| Guitar Input | Yes |
| IP Rating | None |
| Maximum SPL | 108dB (Manufacturer specified) |
| Microphone Input | Yes (Karaoke mode with reverb effect) |
| Omnidirectional | No |
| Party Mode | Yes (wired link) |
| Power Bank | No |
| Power Input | AC Power brick |
| Removable Battery | Yes |
| Stereo | Yes |
| TWS | No |
| USB Playback | No |
| Weight | 17.4 lbs (7.9 kg) |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons