Zealot PT21 vs Sony SRS-XP700

Last updated: August 18, 2026

Short answer: the Zealot PT21. It ranks #15 of 50 party speakers by sound quality at $216.73; the Sony SRS-XP700 ranks #17 and costs $398, so there is not much of a tradeoff to weigh.

What the Zealot PT21 gets right: Dual 166mm woofers and 200W output in a lighter, more compact body than the ZE41, with a bundled wireless microphone and echo effect built in for karaoke. The catch: Unlike some other Zealot models, app-based EQ customization doesn’t appear to be fully supported yet, and IPX5 means it can handle splashes but not submersion.

What the Sony SRS-XP700 offers: Dual 6.69” woofers, multi-tweeter X-Balanced Speaker Units with rear tweeter for 360 effect. Watch for: Weird midrange peak.

Buy the Zealot PT21. It ranks higher for sound quality than the Sony SRS-XP700 and costs less, so there is no real case for the other one.

If water resistance matters to you, the Zealot PT21 at IPX5 (water jets) holds up far better than the Sony SRS-XP700 at no water resistance.

Zealot PT21 vs Sony SRS-XP700

Specifications Side By Side

Zealot PT21 Sony SRS-XP700
Price$216.73$398.00
Ranked#15 of 50 in Party Size Portable Bluetooth Speakers#17 of 50 in Party Size Portable Bluetooth Speakers
AppNoYes
Aux InputYesYes
Battery Capacity48000mAh (12x4000mAh)-
Bluetooth Version5.35.0
Dimensions21.1" x 8.6" x 11.9" (535 x 219 x 303 mm)12.3" x 27.3" x 14.4" (313 x 693 x 367 mm)
Drivers2x 166mm woofers + tweeters + midrange drivers2x 170mm woofers + 3x 60mm front tweeters + 1x 50mm rear tweeter
EQYes (Bass, Voice, Standard modes)Yes
Frequency Response20Hz - 20kHz (Manufacturer specified)-
IP RatingIPX5None
Microphone InputYes (Karaoke mode with echo effect)Yes (Karaoke mode with echo effect)
MicroSD PlaybackYes-
Output Power200W78W RMS
Party ModeYes (PartyAdd up to 100 speakers)Yes (Party Connect up to 100 speakers)
Power BankYes (USB-A)Yes (USB-A)
Power InputType-CAC Power cord
StereoYesPartially
OmnidirectionalNoNo
TWSYesNo
USB PlaybackYesYes
Weight20.7 lbs / 9.4 kg37.3 lbs / 16.9 kg
Digital Aux InputNoNo
Bass Extension (-10dB)-50Hz
Battery Life-25 hours (Manufacturer specified)
Bluetooth Codecs-LDAC, AAC, SBC
Charging Time-3 hours
Guitar Input-Yes

More useful head-to-heads from the same speaker class:

The Two Speakers In Full

Zealot PT21: $216.73 Aliexpress

Zealot PT21 ranking card

Pros: Dual 166mm woofers and 200W output in a lighter, more compact body than the ZE41, with a bundled wireless microphone and echo effect built in for karaoke. Quite deep bass for the price, even deeper than the JBL Boombox 4 in direct comparisons.

Cons: Unlike some other Zealot models, app-based EQ customization doesn’t appear to be fully supported yet, and IPX5 means it can handle splashes but not submersion.

AppNo
Aux InputYes
Battery Capacity48000mAh (12x4000mAh)
Bluetooth Version5.3
Digital Aux InputNo
Dimensions21.1" x 8.6" x 11.9" (535 x 219 x 303 mm)
Drivers2x 166mm woofers + tweeters + midrange drivers
EQYes (Bass, Voice, Standard modes)
Frequency Response20Hz - 20kHz (Manufacturer specified)
IP RatingIPX5
MicroSD PlaybackYes
Microphone InputYes (Karaoke mode with echo effect)
OmnidirectionalNo
Output Power200W
Party ModeYes (PartyAdd up to 100 speakers)
Power BankYes (USB-A)
Power InputType-C
StereoYes
TWSYes
USB PlaybackYes
Weight20.7 lbs / 9.4 kg

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Sony SRS-XP700: $398.00 Amazon

Sony SRS-XP700 ranking card

Pros: Dual 6.69” woofers, multi-tweeter X-Balanced Speaker Units with rear tweeter for 360 effect. Exceptional 25-hour battery (18-22 hours real-world with LEDs). IPX4 splash-resistant. MEGA BASS for deep punchy sound. Karaoke (mic + guitar inputs), LED lights with stroboscopic effect. Sony Music App integration for microphone control and advanced settings.

Cons: Weird midrange peak. Slightly less loud than a Partybox 310. Bass not as deep as a Partybox 310/300/110/100.

AppYes
Aux InputYes
Bass Extension (-10dB)50Hz
Battery Life25 hours (Manufacturer specified)
Bluetooth CodecsLDAC, AAC, SBC
Bluetooth Version5.0
Charging Time3 hours
Digital Aux InputNo
Dimensions12.3" x 27.3" x 14.4" (313 x 693 x 367 mm)
Drivers2x 170mm woofers + 3x 60mm front tweeters + 1x 50mm rear tweeter
EQYes
Guitar InputYes
IP RatingNone
Microphone InputYes (Karaoke mode with echo effect)
OmnidirectionalNo
Output Power78W RMS
Party ModeYes (Party Connect up to 100 speakers)
Power BankYes (USB-A)
Power InputAC Power cord
StereoPartially
TWSNo
USB PlaybackYes
Weight37.3 lbs / 16.9 kg

As an eBay Partner, we may be compensated if you make a purchase.