Short answer: the Ultimate Ears Epicboom, if you are buying new. The Sony SRS-XG300 ranks higher than it (#67 vs #73 of 93 large speakers, 3.1/5 vs 2.9/5) but is discontinued, so only consider it used; the Ultimate Ears Epicboom is still sold new at $213.41.
Buy the Ultimate Ears Epicboom if you want one new; the Sony SRS-XG300 is discontinued, so only look for it used.
Still deciding? The full Portable Bluetooth rankings cover every ranked option.
Specifications Side By Side
| Sony SRS-XG300 | Ultimate Ears Epicboom | |
|---|---|---|
| Price | $219.00 Discontinued | $213.41 |
| Ranked | #67 of 93 in Large Size Portable Bluetooth Speakers | #73 of 93 in Large Size Portable Bluetooth Speakers |
| Aux Input | Yes | Yes |
| Bass Extension (-10dB) | 54Hz | ~55Hz |
| Battery Life | 25 hours (Manufacturer specified) | 17 hours (Manufacturer specified) |
| Party Mode | Yes (Party Connect up to 100 speakers) | No |
| Power Bank | Yes (USB-A, 5V/1.5A) | No |
| Weight | 6.6 lbs (3 kg) | 4.3 lbs (1.97 kg) |
| App | No | No |
| Bluetooth | Yes | Yes |
| Bluetooth Codecs | SBC | SBC |
| Built-in Microphone | Yes | Yes |
| EQ | No | No |
| IP Rating | IPX7 | IPX7 |
| Power Input | USB-C | USB-C |
| Stereo | Yes | Yes |
| Omnidirectional | No | No |
| TWS | Yes | Yes |
| Bluetooth Version | 5.2 | 5.2 |
| Drivers | 2x X-Balanced woofers, 2x 20mm tweeters | 1x 120mm woofer, 2x 45mm tweeters |
| Dimensions | 12.5” x 5.4” x 5.4” (318 x 138 x 136 mm) | 4.7” x 9.5” x 6.4” (119 x 241 x 162 mm) |
| Amplifier Power | 16W RMS | 10W RMS |
| Digital Aux Input | No | No |
| Strap | No | Yes (built-in loop) |
| Frequency Response | - | 50Hz - 20kHz (Manufacturer specified) |
| Maximum SPL | - | 94dB (Manufacturer specified) |
Related Speaker Comparisons
More worthwhile head-to-heads for Sony SRS-XG300:
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- Soundcore Boom 2 vs Sony SRS-XG300
- Marshall Stockwell II vs Sony SRS-XG300
- Harman Kardon Citation 200 vs Sony SRS-XG300
Prices on this page were last checked October 2, 2026 at 10:18 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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The Two Speakers In Full
Sony SRS-XG300: $219.00 Discontinued Amazon eBay
Newer model: the Sony ULT Field 5, ranked higher, rated 3.5/5.
Pros: IP67 dust/waterproof rating. Bluetooth 5.2 with multipoint pairing, LDAC codec support. Retractable carry handle for easy portability. Big boomy bass-forward sound, excellent for parties. Fast-charging: 10 minutes gives 70 minutes playback. Stamina mode optimizes battery. Measured bass extension of 54Hz (-10dB).
Cons: Overly expensive. Bass not as deep as competitors. Upper mids peak. Hollow sounding. Rolled off treble. Not much clarity. Does not float. Speaker will not remain at max volume and will turn itself down automatically. Discontinued.
Full Sony SRS-XG300 review and specifications →
| Amplifier Power | 16W RMS |
|---|---|
| App | No |
| Aux Input | Yes |
| Bass Extension (-10dB) | 54Hz |
| Battery Life | 25 hours (Manufacturer specified) |
| Bluetooth | Yes |
| Bluetooth Codecs | SBC |
| Bluetooth Version | 5.2 |
| Built-in Microphone | Yes |
| Digital Aux Input | No |
| Dimensions | 12.5” x 5.4” x 5.4” (318 x 138 x 136 mm) |
| Drivers | 2x X-Balanced woofers, 2x 20mm tweeters |
| EQ | No |
| IP Rating | IPX7 |
| Omnidirectional | No |
| Party Mode | Yes (Party Connect up to 100 speakers) |
| Power Bank | Yes (USB-A, 5V/1.5A) |
| Power Input | USB-C |
| Stereo | Yes |
| Strap | No |
| TWS | Yes |
| Weight | 6.6 lbs (3 kg) |
- Links
- Reviews, Comparisons and Sound Samples
- DLX Willington: Who Sounds The Best Of Sony XG300, XB43 & JBL XTREME3 With Sound Sample BLIND CHALLENGE Reveal. More from DLXWillington →
- Techder Audios: SONY XG300 VS SOUNDCORE MOTION BOOM More from techderaudios →
- GYMCADDY: JBL Xtreme 3 Vs Sony XG300 - Its Not Even Close More from GYMCADDY →
- GYMCADDY: Sony XG300 Review & Compared To Sony XB43
- New Stuff TV: Sony SRS-XG300 Vs JBL Xtreme 3 More from NewStuffTV1 →
- Head-to-Head Comparisons
- Sony SRS-XG300 vs Klipsch Detroit
- Sony SRS-XG300 vs Doss Soundbox XL
- Sony SRS-XG300 vs JBL Xtreme
- Sony SRS-XG300 vs Dali Katch G2
- Sony SRS-XG300 vs B&O Beosound Level
- Sony SRS-XG300 vs Harman Kardon Onyx Studio 4
- Sony SRS-XG300 vs Ultimate Ears Megablast
- Sony SRS-XG300 vs LG PN7
- See all 39 comparisons
Ultimate Ears Epicboom: $213.41 Amazon eBay
Pros: 17 hour battery with USB-C charging (first UE portable with USB-C). IP67 rating, floats in water. Made mostly from recycled fabric and plastic. Large best-sounding UE portable that still feels portable. 180ft Bluetooth range. Measured bass extension of ~55Hz (-10dB).
Cons: Not very deep bass for the size. Gets distorted at around 70-80% with bass thuds.
Full Ultimate Ears Epicboom review and specifications →
| Amplifier Power | 10W RMS |
|---|---|
| App | No |
| Aux Input | Yes |
| Bass Extension (-10dB) | ~55Hz |
| Battery Life | 17 hours (Manufacturer specified) |
| Bluetooth | Yes |
| Bluetooth Codecs | SBC |
| Bluetooth Version | 5.2 |
| Built-in Microphone | Yes |
| Digital Aux Input | No |
| Dimensions | 4.7” x 9.5” x 6.4” (119 x 241 x 162 mm) |
| Drivers | 1x 120mm woofer, 2x 45mm tweeters |
| EQ | No |
| Frequency Response | 50Hz - 20kHz (Manufacturer specified) |
| IP Rating | IPX7 |
| Maximum SPL | 94dB (Manufacturer specified) |
| Omnidirectional | No |
| Party Mode | No |
| Power Bank | No |
| Power Input | USB-C |
| Stereo | Yes |
| Strap | Yes (built-in loop) |
| TWS | Yes |
| Weight | 4.3 lbs (1.97 kg) |
- Links
- Reviews, Comparisons and Sound Samples
- Jay’s Straight Up Reviews & More: Bass Check 💣 Treblab HD-360, Ultimate Ears EpicBoom, Marshall Middleton & JBL Pulse 5. Boom or Bust? More from JaysStraightUpReviews →
- Jay’s Straight Up Reviews & More: $350 Ultimate Ears EpicBoom gets Epic Beat-Down 😮by $120 Soundcore Rave Neo 2. Bluetooth Speaker KO🤛
- Jay’s Straight Up Reviews & More: Bose SoundLink Max vs. Ultimate Ears EpicBoom 🤑Big Bucks No Whammies? 💣 Let’s Find Out 😧
- Head-to-Head Comparisons
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- Ultimate Ears Epicboom vs Ultimate Ears Megablast
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- Ultimate Ears Epicboom vs LG PN7
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- See all 50 comparisons