Short answer: the Sony SRS-XG500 if sound quality matters most, the Zealot S78 if price matters most. The Sony SRS-XG500 ranks #45 of 73 boombox speakers at $349. The Zealot S78 ranks #73 at $159.68, $189.32 cheaper.
What the Sony SRS-XG500 offers: 30 hour battery life; 10-min quick-charge gives 3 hours. Battery care function stops charging at 90% to extend longevity. IP66 water/dust resistant. Two USB-A ports (one charges devices), mic/guitar inputs, AUX. Party mode links 100+ speakers. Watch for: Thuddy upper bass, not as deep bass as others. Speaker will not remain at max volume and will turn itself down automatically.
What the Zealot S78 offers: 120W RMS output with 150W peak power, exceptional 40-hour battery life, power bank function, IP67 waterproof, EQ with multiple modes, dual woofers with tweeters and passive radiators, MicroSD and USB playback, AUX input, TWS stereo pairing, USB-C charging Watch for: Gets distorted above 50%. Not much bass. Volume level fluctuates at high volume.
Buy the Sony SRS-XG500 when sound quality outweighs the price for you, and the Zealot S78 when the price outweighs sound quality instead.
If sound quality matters at all to you, skip the Zealot S78. It ranks near the bottom of the 73 boombox speakers, so look higher up the list instead.
Specifications Side By Side
| Sony SRS-XG500 | Zealot S78 | |
|---|---|---|
| Price | $349.00 | $159.68 |
| Ranked | #45 of 73 in Boombox Size Portable Bluetooth Speakers | #73 of 73 in Boombox Size Portable Bluetooth Speakers |
| Aux Input | Yes | Yes |
| Bass Extension (-10dB) | 49Hz | - |
| Battery Life | 30 hours (Manufacturer specified) | 40 hours (Manufacturer specified) |
| IP Rating | IP66 | IP67 |
| Party Mode | Yes (Party Connect up to 100 speakers) | No |
| Power Bank | Yes (USB-A, 5V/1.5A) | Yes (USB-A) |
| Stereo | Yes | Yes |
| Omnidirectional | No | No |
| TWS | Yes | Yes |
| USB Playback | Yes | Yes |
| Weight | 12.3 lbs / 5.6 kg | 9.7 lbs / 4.4 kg |
| Bluetooth Codecs | SBC, AAC, LDAC | SBC |
| App | Yes (Music Center, Fiestable) | No |
| EQ | Yes (App + ClearAudio+) | Yes (multiple modes) |
| Built in Microphone | Yes | No |
| Power Input | USB-C | USB-C |
| Bluetooth Version | 5.0 | - |
| Output Power | 2x 25W + 2x 10W | 120W RMS / 150W peak |
| Dimensions | 18.1" x 10.1" x 8.5" (460 x 256 x 215 mm) | 16.1" x 6.6" x 7.3" (410 x 167 x 185 mm) |
| Drivers | 2x 30mm tweeters + 2x 40mm mid-range + 1x 60mm woofer | 2x ~120mm (4.72") woofers + 2x ~42mm tweeters + 2x passive radiators |
| Digital Aux Input | No | No |
| MicroSD Playback | - | Yes |
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- Zealot S95 vs Sony SRS-XG500
- Harman Kardon Onyx Studio 8 vs Sony SRS-XG500
Prices on this page were last checked August 27, 2026 at 10:09 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-XG500: $349.00 Amazon eBay
Pros: 30 hour battery life; 10-min quick-charge gives 3 hours. Battery care function stops charging at 90% to extend longevity. IP66 water/dust resistant. Two USB-A ports (one charges devices), mic/guitar inputs, AUX. Party mode links 100+ speakers.
Cons: Thuddy upper bass, not as deep bass as others. Speaker will not remain at max volume and will turn itself down automatically.
Full Sony SRS-XG500 review and specifications →
| App | Yes (Music Center, Fiestable) |
|---|---|
| Aux Input | Yes |
| Bass Extension (-10dB) | 49Hz |
| Battery Life | 30 hours (Manufacturer specified) |
| Bluetooth Codecs | SBC, AAC, LDAC |
| Bluetooth Version | 5.0 |
| Built in Microphone | Yes |
| Digital Aux Input | No |
| Dimensions | 18.1" x 10.1" x 8.5" (460 x 256 x 215 mm) |
| Drivers | 2x 30mm tweeters + 2x 40mm mid-range + 1x 60mm woofer |
| EQ | Yes (App + ClearAudio+) |
| IP Rating | IP66 |
| Omnidirectional | No |
| Output Power | 2x 25W + 2x 10W |
| Party Mode | Yes (Party Connect up to 100 speakers) |
| Power Bank | Yes (USB-A, 5V/1.5A) |
| Power Input | USB-C |
| Stereo | Yes |
| TWS | Yes |
| USB Playback | Yes |
| Weight | 12.3 lbs / 5.6 kg |
- Links
- Reviews, Comparisons and Sound Samples
- Jay’s Straight Up Reviews & More: Tribit Stormbox Blast 🆚 Sony SRS-XG500 - Tailgater Special - Battery Powered ☢️ Bass Boost Enabled. More from JaysStraightUpReviews →
- Jagist reviews: Tribit Stormbox Blast vs Sony SRS XG 500 More from Jagistreviews →
- DLX Willington: Sony SRS-XG500 vs JBL Encore Essential Sound Battle More from DLXWillington →
- Reddit Search for Sony SRS-XG500 Review
- Head-to-Head Comparisons
- Sony SRS-XG500 vs JBL Partybox On the Go
- Sony SRS-XG500 vs JBL Boombox
- Sony SRS-XG500 vs Soundcore Motion Boom+
- Sony SRS-XG500 vs Soundcore Rave Party 2
- Sony SRS-XG500 vs Sony ULT Field 7
- Sony SRS-XG500 vs Skullcandy Barrel
- Sony SRS-XG500 vs W-King H10
- Sony SRS-XG500 vs Teufel Boomster NG (2017)
- See all 47 comparisons
Zealot S78: $159.68 Amazon Aliexpress eBay
Pros: 120W RMS output with 150W peak power, exceptional 40-hour battery life, power bank function, IP67 waterproof, EQ with multiple modes, dual woofers with tweeters and passive radiators, MicroSD and USB playback, AUX input, TWS stereo pairing, USB-C charging
Cons: Gets distorted above 50%. Not much bass. Volume level fluctuates at high volume.
Full Zealot S78 review and specifications →
| App | No |
|---|---|
| Aux Input | Yes |
| Battery Life | 40 hours (Manufacturer specified) |
| Bluetooth Codecs | SBC |
| Built in Microphone | No |
| Digital Aux Input | No |
| Dimensions | 16.1" x 6.6" x 7.3" (410 x 167 x 185 mm) |
| Drivers | 2x ~120mm (4.72") woofers + 2x ~42mm tweeters + 2x passive radiators |
| EQ | Yes (multiple modes) |
| IP Rating | IP67 |
| MicroSD Playback | Yes |
| Omnidirectional | No |
| Output Power | 120W RMS / 150W peak |
| Party Mode | No |
| Power Bank | Yes (USB-A) |
| Power Input | USB-C |
| Stereo | Yes |
| TWS | Yes |
| USB Playback | Yes |
| Weight | 9.7 lbs / 4.4 kg |
- Reviews, Comparisons and Sound Samples
- Jay’s Straight Up Reviews & More: W-King X20 vs Zealot S78 Bluetooth Boombox Battle Outdoor Tailgater Special 🚗 Let the Whoopin’ Begin More from JaysStraightUpReviews →
- Jay’s Straight Up Reviews & More: DBSOARS F29 Max vs Zealot S78 🛜 (5B) Budget Bluetooth Boombox Basement Battle 🔊 Bass Modes Enabled
- Reddit Search for Zealot S78 Review
- Head-to-Head Comparisons