Turtlebox Gen 3 vs JBL Partybox 310: Which Is Better? (2026)

Q: Should I buy the Turtlebox Gen 3 or the JBL Partybox 310?

Buy the JBL Partybox 310 if you want genuine bass output and balanced sound for a stationary setup and don’t mind the size and weight. Buy the Turtlebox Gen 3 if you need something rugged and portable enough to carry or throw in a truck bed, and outright sound quality is not the priority.

Short answer: these are not really competing for the same buyer. The Turtlebox Gen 3 ranks #71 out of 40 boombox speakers, while the JBL Partybox 310 ranks #4 out of its own party-speaker class. Treat this as a size-and-purpose question rather than a straight sound-quality comparison.

Turtlebox Gen 3 vs JBL Partybox 310

The Partybox 310 is the far more capable speaker on paper and in the numbers. Its pros describe the deepest bass of any battery-powered speaker and the most balanced sound in its class, backed by a measured 32Hz bass extension against roughly 65Hz for the Turtlebox. It also runs dual 6.5-inch woofers and dual 2.5-inch tweeters at 240W total, versus a single 6x9-inch woofer and 1-inch tweeter at 50W for the Turtlebox. That comes at a real cost in bulk: the Partybox 310 weighs about 37.5 lbs against 10 lbs for the Turtlebox.

The Turtlebox’s own cons are unusually blunt for a product page. Reviewers note it sounds basically identical across generations despite added features, rarely reaches its claimed output at a proper measuring distance, has barely any bass, and can rattle at higher volume. Its real strengths are ruggedness and portability: IP67 water resistance against the Partybox’s IPX4, plus 25 hours of battery life against 18 hours, in a package a fraction of the weight.

One note: the JBL Partybox 310 is no longer sold new, but at #4 of 40 party speakers by sound quality it still outranks most current models, so used is worth considering.

Buy the JBL Partybox 310 if you want genuine bass output and balanced sound for a stationary setup and don’t mind the size and weight.

Buy the Turtlebox Gen 3 if you need something rugged and portable enough to carry or throw in a truck bed, and outright sound quality is not the priority.

Want more options? Browse the full Portable Bluetooth rankings.

Buy the Turtlebox Gen 3 at Amazon ($430.00) →Buy the JBL Partybox 310 at Amazon ($499.95) →

Specifications Side By Side

	Turtlebox Gen 3	JBL Partybox 310
Price	$430.00	$499.95 Discontinued
Ranked	#71 of 76 in Boombox Size Portable Bluetooth Speakers	#4 of 40 in Party Size Portable Bluetooth Speakers
Aux Input	Yes	Yes
Bass Extension (-10dB)	~65Hz	32Hz
Battery Life	25 hours (Manufacturer specified)	18 hours (Manufacturer specified)
IP Rating	IP67	IPX4
MicroSD Playback	Yes	-
Stereo	Yes	Partially
Omnidirectional	No	No
Weight	10 lbs (4.54 kg)	37.5 lbs (17 kg)
Bluetooth Codecs	SBC	SBC
App	No	Yes
EQ	No	Yes (3 band)
TWS	Yes	Yes
Party Mode	Yes (Turtlebox Party Mode)	No
Power Bank	Yes (USB-C)	Yes (USB-A, 5V/2.1A)
USB Playback	No	Yes
Built-in Microphone	No	-
Power Input	USB-C	AC Power cord
Bluetooth Version	5.4	5.1
Amplifier Power	50W	240W
Dimensions	12” x 7” x 8.7” (305 x 178 x 222 mm)	27.1”H x 12.8”W x 14.5”D (687.7 x 325.6 x 367.8 mm)
Drivers	1x 6x9” (152x228mm) woofer + 1x 1” (25mm) tweeter	2x 6.5” (165mm) woofers + 2x 2.5” (65mm) tweeters
Digital Aux Input	No	No
Strap	No	No
Charging Time	-	3.5 hours
Guitar Input	-	Yes
Microphone Input	-	Yes (Karaoke mode with echo effect)
Discontinued	-	Yes
Lights	-	Yes
Wheels	-	Yes

Buy the Turtlebox Gen 3 at Amazon ($430.00) →Buy the JBL Partybox 310 at Amazon ($499.95) →

More top alternatives to JBL Partybox 310:

Prices on this page were last checked September 26, 2026 at 11:14 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

Turtlebox Gen 3: $430.00 Amazon eBay

Older models: the Turtlebox Gen 2 (rated 2.1/5) and the Turtlebox (rated 2.1/5).

Pros: Waterproof and crushproof, loud with punchy bass. 25+ hour battery life. USB-C charging and USB-C output charges other devices. True multi-speaker Party Mode added on top of stereo pairing, plus Bluetooth 5.4. Measured bass extension of ~65Hz (-10dB).

Cons: Sounds basically identical to the original and the Gen 2: each generation mainly added features, not sound quality. They pretty much lie about all their specs and sound horrible in all youtube sound samples. Will never hit its claimed 120db at a reasonable measuring distance. Putting your db meter right against the speaker doesn’t count, 1 meter distance is the standard. Barely any bass. Rattles at high volume. Looking at it, it appears to be a generic car 2-way 6x9 speaker in a plastic box.

Full Turtlebox Gen 3 review and specifications →

Amplifier Power	50W
App	No
Aux Input	Yes
Bass Extension (-10dB)	~65Hz
Battery Life	25 hours (Manufacturer specified)
Bluetooth Codecs	SBC
Bluetooth Version	5.4
Built-in Microphone	No
Digital Aux Input	No
Dimensions	12” x 7” x 8.7” (305 x 178 x 222 mm)
Drivers	1x 6x9” (152x228mm) woofer + 1x 1” (25mm) tweeter
EQ	No
IP Rating	IP67
MicroSD Playback	Yes
Omnidirectional	No
Party Mode	Yes (Turtlebox Party Mode)
Power Bank	Yes (USB-C)
Power Input	USB-C
Stereo	Yes
Strap	No
TWS	Yes
USB Playback	No
Weight	10 lbs (4.54 kg)

Check current price at Amazon ($430.00) →Search eBay for Turtlebox Gen 3 →

Links
- Official Turtlebox Gen 3 Product Page
Reviews, Comparisons and Sound Samples
Head-to-Head Comparisons

JBL Partybox 310: $499.95 Discontinued Amazon eBay

Newer model: the JBL Partybox Stage 320, rated 4.6/5.

Pros: Absolute deepest bass of any battery powered speaker, most balanced sound in the class, handle and wheels are convenient. Increase treble one step in the app EQ to make it more neutral. Customizable color lighting modes. Very close to the JBL Partybox Stage 320 in terms of performance. Measured bass extension of 32Hz (-10dB).

Cons: Very large. Discontinued.

Full JBL Partybox 310 review and specifications →

Amplifier Power	240W
App	Yes
Aux Input	Yes
Bass Extension (-10dB)	32Hz
Battery Life	18 hours (Manufacturer specified)
Bluetooth Codecs	SBC
Bluetooth Version	5.1
Charging Time	3.5 hours
Digital Aux Input	No
Dimensions	27.1”H x 12.8”W x 14.5”D (687.7 x 325.6 x 367.8 mm)
Discontinued	Yes
Drivers	2x 6.5” (165mm) woofers + 2x 2.5” (65mm) tweeters
EQ	Yes (3 band)
Guitar Input	Yes
IP Rating	IPX4
Lights	Yes
Microphone Input	Yes (Karaoke mode with echo effect)
Omnidirectional	No
Party Mode	No
Power Bank	Yes (USB-A, 5V/2.1A)
Power Input	AC Power cord
Stereo	Partially
Strap	No
TWS	Yes
USB Playback	Yes
Weight	37.5 lbs (17 kg)
Wheels	Yes

Check current price at Amazon ($499.95) →Search eBay for JBL Partybox 310 →

Specifications Side By Side

Related Speaker Comparisons

The Two Speakers In Full

Turtlebox Gen 3: $430.00 Amazon eBay

JBL Partybox 310: $499.95 Discontinued Amazon eBay