Short answer: the JBL Partybox Encore Essential on measured sound quality, the W-King H330 on price. The JBL Partybox Encore Essential ranks #8 of 113 boombox speakers, rated 4.2/5, at $299.95. The W-King H330 ranks #32, rated 3.8/5, at $95.99, $203.96 cheaper.
The JBL Partybox Encore Essential is the better-sounding option. A compact stereo party speaker with great sound, strong output, and splash resistance for backyard parties.
The W-King H330 is the lighter, tougher choice. An affordable boombox with deep, full bass for its size, clean vocals, and fast USB-C charging. At 9.9 lbs (4.5 kg) it weighs noticeably less than the JBL Partybox Encore Essential at 13 lbs (5.9 kg). It is rated IPX7 against IPX4 for the JBL Partybox Encore Essential. The tradeoff: It isn’t very loud, and the W-King X20S plays louder with punchier bass.
Buy the JBL Partybox Encore Essential if sound quality matters more than the price. Buy the W-King H330 if the price matters more than sound quality.
Looking for alternatives? See the complete Portable Bluetooth rankings.
Prices on this page were last checked November 14, 2026 at 6:17 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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Specifications Side By Side
| JBL Partybox Encore Essential | W-King H330 | |
|---|---|---|
| Price | $299.95 | $95.99 |
| Ranked | #8 of 113 in Boombox Size Portable Bluetooth Speakers | #32 of 113 in Boombox Size Portable Bluetooth Speakers |
| App | Yes (JBL PartyBox app) | No |
| Aux Input | Yes | Yes |
| Aux Latency | 17ms | - |
| Bass Extension (-10dB) | 38Hz | - |
| Battery Life | 6 hours (Manufacturer specified) | 9 hours at 70% volume (Manufacturer specified) |
| Bluetooth | Yes | Yes |
| Bluetooth Codecs | SBC | - |
| Built-in Microphone | No | - |
| EQ | Yes (3 band App EQ) | Yes (bass boost button) |
| IP Rating | IPX4 | IPX7 |
| Bluetooth Latency | 100ms | - |
| Party Mode | Yes (PartyBoost up to 100 speakers) | - |
| Power Bank | Yes (USB-A, 5V/0.5A) | - |
| Power Input | AC Power cord | USB-C |
| Stereo | Yes | Partially |
| Omnidirectional | No | No |
| TWS | Yes | Yes |
| USB Playback | Yes | Yes |
| Weight | 13 lbs (5.9 kg) | 9.9 lbs (4.5 kg) |
| Bluetooth Version | 5.1 | 5.4 |
| Amplifier Power | 100W RMS | 100W |
| Dimensions | 10.9” x 12.9” x 11.5” (276 x 327 x 293 mm) | 6.9”H x 12.2”W x 7.8”D (174 x 310 x 199 mm) |
| Drivers | 135mm woofer + 2x 44mm tweeters | 1x 140mm (5.5”) woofer + 2x 64mm (2.5”) tweeters + down firing passive radiator |
| Maximum SPL | 110dB (measured by Alan Ross Reviews) | - |
| Digital Aux Input | No | - |
| Strap | No | No |
| Battery Capacity | - | 50Wh (11.1V, 4500mAh) |
| Charging Time | - | 1.8 hours (45W) |
| Lights | - | Yes |
| MicroSD Playback | - | Yes |
Where the Ratings Come From
- JBL Partybox Encore Essential: reviews by Alan Ross, DLX Willington and Jay’s Straight Up Reviews & More.
- W-King H330: reviews by Techder Audios, Jagist and Storytripper HD.
This comparison is generated from the ratings, specifications and measurements on each product’s own page, and it updates when that data changes. How we rank explains how each rating is decided.
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