These sit in different size classes, so this is not a straight ranking comparison. The JBL Partybox 330 ranks #1 of 50 party speakers by sound quality at $629.95; the Sony SRS-XV900 ranks #10 of 11 large party speakers by sound quality at $900.
The case for the JBL Partybox 330: Handle and wheels are convenient. The catch: Sound quality is nearly identical to the 310 and Stage 320 despite the power bump, so probably not worth an upgrade if you already own either of those.
On the Sony SRS-XV900 side: Can get slightly louder than a Partybox 310. Handle and wheels are convenient. Watch for: Not as deep of bass and loses more bass at high volume compared to the Partybox 310 and every other speaker on this page.
Buy the JBL Partybox 330 at $629.95 if you want a party speaker. Buy the Sony SRS-XV900 at $900 if you want a large party speaker instead.
If sound quality matters at all to you, skip the Sony SRS-XV900. It ranks near the bottom of the 11 large party speakers, so look higher up the list instead.
If water resistance matters to you, the JBL Partybox 330 at IPX4 (splashing) holds up far better than the Sony SRS-XV900 at no water resistance.

Specifications Side By Side
| JBL Partybox 330 | Sony SRS-XV900 | |
|---|---|---|
| Price | $629.95 | $900 |
| Ranked | #1 of 50 in Party Size Portable Bluetooth Speakers | #10 of 11 in Large Party Size Portable Bluetooth Speakers |
| App | Yes | Yes |
| Aux Input | Yes | Yes |
| Battery Life | 18 hours (Manufacturer specified) | 25 hours (Manufacturer specified) |
| Bluetooth Codecs | SBC | SBC, AAC, LDAC |
| Bluetooth Version | 6.0 | 5.2 |
| Charging Time | 3 hours | - |
| Drivers | 2x 6.5" (165mm) woofers + 2x 1" (25mm) PEN dome tweeters | 9 drivers: 1x 12.6"x12.6" woofer, 2x 4.7" midrange, 2x 2" front tweeter, 2x 1.6" side tweeter, 2x 1.6" rear tweeter |
| EQ | Yes (Smart EQ mode) | Yes |
| Guitar Input | Yes | Yes |
| IP Rating | IPX4 | None |
| Microphone Input | Yes (Karaoke mode with echo effect) | Yes (Karaoke mode with echo effect) |
| Optical Input | Yes | Yes |
| Party Mode | Yes (Auracast) | Yes (Party Connect up to 100 speakers) |
| Power Bank | Yes (USB-C, 5V/1A) | Yes (USB-A) |
| Power Input | AC Power cord | AC Power cord |
| Removable Battery | Yes | No |
| Stereo | Partially | Yes |
| Omnidirectional | No | No |
| TWS | Yes | Yes |
| USB Playback | Yes | Yes |
| Weight | 37.7 lbs / 17.1 kg | 58.6 lbs / 26.6 kg |
| Output Power | 280W | 100W |
| Digital Aux Input | No | No |
| Built in Microphone | - | No |
| Wifi | - | No |
| Dimensions | - | 16.1" x 34.6" x 17.3" (410 x 880 x 439 mm) |
Related Speaker Comparisons
More useful head-to-heads from the same speaker class:
- Teufel Rockster vs Sony ULT Tower 10
- JBL Partybox 710 vs Sony ULT Tower 10
- Sony ULT Tower 10 vs Sony ULT Tower 9
- JBL Partybox 330 vs Audiocase S10
- JBL Partybox 330 vs JBL Partybox 520
The Two Speakers In Full
JBL Partybox 330: $629.95 Amazon Bhphotovideo
Pros: Handle and wheels are convenient. Customizable lightshow. Removable battery. Slightly more power than the 310 and Stage 320 (280W vs 240W). Adds an optical TV input and USB-C lossless playback, plus dual mic and guitar inputs for karaoke and live sets.
Cons: Sound quality is nearly identical to the 310 and Stage 320 despite the power bump, so probably not worth an upgrade if you already own either of those. Removed the dedicated mic gain and microphone control knobs found on the 310/320. Some people don’t like the new lightshow design. Very large. Note, JBL daisychain is not compatible with any other non-JBL speaker and is possibly a fully digital signal.
Full JBL Partybox 330 review and specifications →
| App | Yes |
|---|---|
| Aux Input | Yes |
| Battery Life | 18 hours (Manufacturer specified) |
| Bluetooth Codecs | SBC |
| Bluetooth Version | 6.0 |
| Charging Time | 3 hours |
| Digital Aux Input | No |
| Drivers | 2x 6.5" (165mm) woofers + 2x 1" (25mm) PEN dome tweeters |
| EQ | Yes (Smart EQ mode) |
| Guitar Input | Yes |
| IP Rating | IPX4 |
| Microphone Input | Yes (Karaoke mode with echo effect) |
| Omnidirectional | No |
| Optical Input | Yes |
| Output Power | 280W |
| Party Mode | Yes (Auracast) |
| Power Bank | Yes (USB-C, 5V/1A) |
| Power Input | AC Power cord |
| Removable Battery | Yes |
| Stereo | Partially |
| TWS | Yes |
| USB Playback | Yes |
| Weight | 37.7 lbs / 17.1 kg |
As an eBay Partner, we may be compensated if you make a purchase.
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
- JBL Partybox 330 vs JBL Partybox Stage 320
- JBL Partybox 330 vs JBL Partybox 310
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- See all 68 comparisons
Sony SRS-XV900: $900 Amazon
Pros: Can get slightly louder than a Partybox 310. Handle and wheels are convenient.
Cons: Not as deep of bass and loses more bass at high volume compared to the Partybox 310 and every other speaker on this page
Full Sony SRS-XV900 review and specifications →
| App | Yes |
|---|---|
| Aux Input | Yes |
| Battery Life | 25 hours (Manufacturer specified) |
| Bluetooth Codecs | SBC, AAC, LDAC |
| Bluetooth Version | 5.2 |
| Built in Microphone | No |
| Digital Aux Input | No |
| Dimensions | 16.1" x 34.6" x 17.3" (410 x 880 x 439 mm) |
| Drivers | 9 drivers: 1x 12.6"x12.6" woofer, 2x 4.7" midrange, 2x 2" front tweeter, 2x 1.6" side tweeter, 2x 1.6" rear tweeter |
| EQ | Yes |
| Guitar Input | Yes |
| IP Rating | None |
| Microphone Input | Yes (Karaoke mode with echo effect) |
| Omnidirectional | No |
| Optical Input | Yes |
| Output Power | 100W |
| Party Mode | Yes (Party Connect up to 100 speakers) |
| Power Bank | Yes (USB-A) |
| Power Input | AC Power cord |
| Removable Battery | No |
| Stereo | Yes |
| TWS | Yes |
| USB Playback | Yes |
| Weight | 58.6 lbs / 26.6 kg |
| Wifi | No |
As an eBay Partner, we may be compensated if you make a purchase.
- Links
- Reviews, Comparisons and Sound Samples
- Jay’s Straight Up Reviews & More: Sony SRS-XV900 vs JBL Partybox 310 - Can the JBL Middleweight 💪🏽 Compete With The Sony Heavyweight? More from JaysStraightUpReviews →
- Jay’s Straight Up Reviews & More: JBL Partybox 710 ☣️ vs Sony SRS XV900 ☢️- Basement Brawl Speaker Comparison. Can XV900 Top the 710❓
- GYMCADDY: Sony XV900 Review - Finally, A Good Speaker From Sony! More from GYMCADDY →
- Reddit Search for Sony SRS-XV900 Review
- Head-to-Head Comparisons
- Sony SRS-XV900 vs Sony ULT Tower 10
- Sony SRS-XV900 vs Marshall Bromley 750
- Sony SRS-XV900 vs Sony ULT Tower 9
- Sony SRS-XV900 vs Teufel Rockster
- Sony SRS-XV900 vs JBL Partybox 520
- Sony SRS-XV900 vs JBL Partybox 710
- Sony SRS-XV900 vs JBL Partybox 720
- Sony SRS-XV900 vs Teufel Rockster 2
- See all 14 comparisons

