Marshall Stanmore 3 vs JBL Xtreme 3

Name Marshall Stanmore III JBL Xtreme 3
Image Marshall Stanmore III JBL Xtreme 3
Type Large Large
MSRP $379.99 $379.95
Released 2023 2020
Availability Available Available
Check price: Amazon Amazon
Speaker configuration
Audio channels 2.0 (stereo) 2.0 (stereo)
Woofers (or full range): 1× 5″ 2× 2.75″
Tweeters: 2× 3/4″ 2× 0.75″
Subwoofers: - -
Audio specs & features
Watts RMS 80 W 100 W
Frequency range 45.0 Hz - 20 kHz 53.5 Hz - 20 kHz
Wireless stereo pairing? ❌ ✔ via app
Party mode? (mono) ❌ ✔ PartyBoost
Other (special) audio features? Placement Correction None
Connectivity
Bluetooth version? 5.2 5.1
Wi-Fi? ❌ ❌
NFC? (for pairing) ❌ ❌
Radio? ❌ ❌
Audio inputs & outputs
Buit-in mic? (and function) ❌ ❌
Guitar/mic input? ❌ ❌
USB-A playback? ❌ ❌
3.5 mm AUX in? ✔ ✔
3.5 mm AUX out? ❌ ❌
Other in/outputs? RCA ❌
Battery, power & charging
Battery? ❌ ✔
Battery life N/A 15 hours
Charge time N/A 2.5 hrs
Battery capacity N/A 36.3 Wh
Swappable battery? N/A ❌
Charging port(s): AC USB-C
Powerbank function? ❌ Yes; USB-A 15W & USB-C 10W
Buttons & controls
Sound mode button(s)? ❌ ❌
Sound effect buttons? ❌ ❌
Other (special) buttons? Physical EQ buttons; bass, treble. Source btn. ❌
App? Marshall Bluetooth app JBL Portable app
Voice assistant? ❌ ❌
Lights
Colored LEDS? ❌ ❌
Strobe LEDS? ❌ ❌
Size & weight
Size (cm H×W×D): 20.3×35.0×18.8 13.6×29.8×13.4
Size (inch H×W×D): 8.0×13.78×7.4 5.35×11.75×5.28
Weight (kg): 4.25 1.97
Weight (lbs): 9.37 4.34
Physical features
IP Code None IP67
Transportation method? Stationary use Shoulder strap
Color options: 3 colors: Black&brass, brown, cream 3 colors: Black, blue, camo
Other features? - -
In the box
Charger/cables? AC power cable USB-C power adapter
Accessories? - Shoulder strap
More info
Model number 1006014, 1006083, 1006015 ‎JBLXTREME3
User guide / manual Full manual Quick start guide
Official site link: Marshall.com JBL.com
Check price & reviews
See price and reviews: Amazon Amazon
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Key differences

The Marshall Stanmore III is newer (2023 vs 2020). The JBL Xtreme 3 is more powerful (100 W vs 80 W) and is lighter (1.97 kg vs 4.25 kg).

Only on the JBL Xtreme 3: wireless stereo pairing (via app), party mode (PartyBoost), battery, powerbank function (USB-A 15W & USB-C 10W) and water resistance (IP67). Other differences: Bluetooth (5.2 vs 5.1) and charging port (AC vs USB-C).

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