JBL Boombox 4 vs JBL PartyBox Stage 320
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At a glance
Key specifications and important differences. Full details follow below.
| Feature |  JBL Boombox 4 |  JBL PartyBox Stage 320 |
|---|---|---|
| Price | KSh 61,000.00 | KSh 71,000.00 |
| Battery | Rechargeable Li-ion polymer (21.6V / 4584mAh / 99.02Wh), up to 34 hours playtime, replaceable | — |
| Weight | 13 lbs/5.8KG | 16.5 kg |
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Full specifications
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General
| Specification | JBL Boombox 4 | JBL PartyBox Stage 320 |
|---|---|---|
| Brand | JBL | JBL |
| Model | Boombox 4 | PartyBox Stage 320 |
| Announced | Released: 2025 | — |
| Type | Portable Party Speaker | Portable Party Speaker |
| Color | Black, Camo, Blue | — |
Design
| Specification | JBL Boombox 4 | JBL PartyBox Stage 320 |
|---|---|---|
| Weight | 13 lbs/5.8KG | 16.5 kg |
| Dimensions | — | 33.5 x 66.9 x 38.5 cm |
Battery & Charging
| Specification | JBL Boombox 4 | JBL PartyBox Stage 320 |
|---|---|---|
| Battery | Rechargeable Li-ion polymer (21.6V / 4584mAh / 99.02Wh), up to 34 hours playtime, replaceable | — |
Connectivity
| Specification | JBL Boombox 4 | JBL PartyBox Stage 320 |
|---|---|---|
| Bluetooth | Bluetooth 5.4 | 5.4 with Auracast™ |
| Wi-Fi | N/A — Bluetooth-only portable speaker | N/A — Bluetooth-only portable speaker |
| Wired Inputs | USB-C for lossless audio | Dual Mic/Guitar Inputs, 3.5mm Aux, USB |
| HDMI | N/A — portable speaker design | N/A — portable speaker design |
| USB | Bluetooth 5.4, Auracast multi-speaker, USB-C for lossless audio | — |
| Multi-Speaker / Stereo Pairing | Auracast pairs multiple speakers for stereo or party mode, enhancing group experiences for families or friends at barbecues or road trips. | Unlike older models limited to pairing two speakers, Auracast lets you connect multiple compatible JBL PartyBoxes for a stadium-like sound experience. |
| App Support | JBL Portable app for EQ, updates, and pairing | JBL PartyBox App |
Features
| Specification | JBL Boombox 4 | JBL PartyBox Stage 320 |
|---|---|---|
| Voice Assistant | N/A — no built-in voice assistant | N/A — no built-in voice assistant |
| Lightshow | Yes — integrated party lightshow | Starry lights, trails, strobes |
| Home Cinema Features | N/A — not a home-cinema speaker | N/A — not a home-cinema speaker |
| Special Features | Multi-device pairing (two devices), automatic reconnection, recycled materials | — |
Audio
| Specification | JBL Boombox 4 | JBL PartyBox Stage 320 |
|---|---|---|
| Drivers | Two 5" woofers, two 3/4" tweeters, three passive radiators | 2x 6.5-inch Woofers + 2x 25mm Dome Tweeters |
| Frequency Response | 37-20,000 Hz | — |
| Total Power Output | 200W RMS (65W AC/60W battery per woofer; 40W AC/battery per tweeter) | 240W RMS |
| Audio Features | AI Sound Boost, two Bass Boost modes (Deep/Punchy), JBL Portable app EQ | — |
Power & Battery
| Specification | JBL Boombox 4 | JBL PartyBox Stage 320 |
|---|---|---|
| Power Source | Rechargeable battery / USB charging | Rechargeable battery / USB charging |
| Battery Life | Up to 34 hours (28 hours standard + 6 hours Playtime Boost) | Up to 18 Hours (Replaceable Battery) |
| Charging Time | Approximately 35 hours full charge | 3 Hours (Fast Charge: 10 mins = 2 hours play) |
Design & Controls
| Specification | JBL Boombox 4 | JBL PartyBox Stage 320 |
|---|---|---|
| Water & Dust Resistance | IP68 (submersible up to 1.5m for 30 min) | IPX4 (Splashproof) |
| Materials | Rugged rubberized housing, durable fabric grille, integrated carry handle | — |
| Placement / Mounting | Free-standing portable placement | Free-standing portable placement |
What's in the Box
| Specification | JBL Boombox 4 | JBL PartyBox Stage 320 |
|---|---|---|
| Speaker / Soundbar | Boombox 4 | PartyBox Stage 320 |
| Subwoofer | N/A — no subwoofer supplied | N/A — no subwoofer supplied |
| Remote Control | N/A — no remote control supplied | N/A — no remote control supplied |
| Power Cable | USB charging cable | USB charging cable |
| Audio / HDMI Cable | N/A | N/A |
| Mounting Accessories | N/A — portable design | N/A — portable design |
| Other Accessories | Speaker, 6.5' AC power cord, Get Started Sheet, Safety Instructions, Warranty | N/A |
| Documentation | Quick Start Guide and safety documentation | Quick Start Guide and safety documentation |
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