Marshall Marshall Acton 3 vs Marshall Kilburn II Black & Brass
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At a glance
Key specifications and important differences. Full details follow below.
| Feature |  Marshall Marshall Acton 3 |  Marshall Kilburn II Black & Brass |
|---|---|---|
| Price | KSh 41,000 | KSh 41,000.00 |
| Battery | N/A — mains-powered product | — |
| Weight | 2.85 kg | 2.5 kg |
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Full specifications
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General
| Specification | Marshall Marshall Acton 3 | Marshall Kilburn II Black & Brass |
|---|---|---|
| Brand | Marshall | Marshall |
| Model | Acton 3 | Kilburn II Black & Brass |
| Type | Home Speaker | Portable Bluetooth Speaker |
| Color | Black, Cream, Brown, Midnight Blue, Burgundy | Black & Brass |
Design
| Specification | Marshall Marshall Acton 3 | Marshall Kilburn II Black & Brass |
|---|---|---|
| Dimensions | 260 x 170 x 150 mm | 243 x 162 x 140 mm (W x H x D) |
| Weight | 2.85 kg | 2.5 kg |
Battery & Charging
| Specification | Marshall Marshall Acton 3 | Marshall Kilburn II Black & Brass |
|---|---|---|
| Battery | N/A — mains-powered product | — |
Connectivity
| Specification | Marshall Marshall Acton 3 | Marshall Kilburn II Black & Brass |
|---|---|---|
| Bluetooth | Bluetooth 5.2 | Bluetooth 5.0 |
| Bluetooth Range | 10 meters | 10 m (30 ft) |
| Bluetooth Profiles / Codecs | Bluetooth LE Audio-ready | Qualcomm aptX; AAC not supported |
| Wi-Fi | No | N/A — Bluetooth-only portable speaker |
| Wired Inputs | 3.5 mm Aux Input | 3.5 mm input |
| Microphone / Guitar Inputs | No built-in microphone or guitar input | N/A — no microphone or guitar input |
| App Support | Marshall Bluetooth App (iOS/Android) | — |
| HDMI | — | N/A — portable speaker design |
Features
| Specification | Marshall Marshall Acton 3 | Marshall Kilburn II Black & Brass |
|---|---|---|
| Voice Assistant | No | N/A — no built-in voice assistant |
| Lightshow | N/A — no party lightshow | N/A — no party lightshow |
| Party Features | N/A — not a party-speaker product | N/A — not a party-speaker product |
| Home Cinema Features | N/A — not a home-cinema product | N/A — not a home-cinema speaker |
| Special Features | Re-engineered wider stereo soundstage; Bluetooth LE Audio-ready; Marshall Bluetooth app; OTA software updates | True Stereophonic 360° sound; aptX; carrying strap; visual battery indicator |
Audio
| Specification | Marshall Marshall Acton 3 | Marshall Kilburn II Black & Brass |
|---|---|---|
| Speaker Configuration | Mains-Powered Home Speaker | Stereo; bass-reflex cabinet; True Stereophonic 360° sound |
| Drivers | 1 woofer; 2 tweeters | 1 woofer; 2 tweeters |
| Frequency Response | 45–20,000 Hz | 52 Hz-20 kHz |
| Total Power Output | 60 W total amplification (30 W woofer + 2 x 15 W tweeters) | 36 W total amplification |
| Maximum SPL | 95 dB @ 1 m | 100.4 dB @ 1 m |
| Amplifier | 1x 30W (Woofer), 2x 15W (Tweeters) | 1 x 20 W Class D woofer amplifier; 2 x 8 W Class D tweeter amplifiers |
| Audio Channels | Stereo | Stereo |
| Sound Modes / EQ | Adjustable bass and treble; Dynamic Loudness | Analogue bass, treble and volume controls |
| Audio Features | Bass-reflex cabinet; re-engineered wider stereo soundstage; Marshall Signature Sound; Bluetooth LE Audio-ready | True Stereophonic 360° sound; bass-reflex cabinet; rugged vinyl exterior; solid metal grille; guitar-inspired carrying strap |
Power & Battery
| Specification | Marshall Marshall Acton 3 | Marshall Kilburn II Black & Brass |
|---|---|---|
| Power Source | 100–240 V AC Mains (Wall-powered) | Rechargeable battery / USB charging |
| Battery Life | N/A — mains-powered product | 20+ hours |
| Charging Time | N/A — mains-powered product | — |
| Fast Charging | N/A — mains-powered product | — |
| Charging Port | N/A — mains-powered product | — |
| Power Consumption | Network standby power consumption: No | Network standby power consumption: No |
Design & Controls
| Specification | Marshall Marshall Acton 3 | Marshall Kilburn II Black & Brass |
|---|---|---|
| Controls | Source button; volume control knob; bass control knob; treble control knob; play/pause button; skip backward/forward control knob; power switch | Bluetooth button; power/volume knob; bass knob; treble knob; battery indicator |
| Water & Dust Resistance | No water-resistance rating | IPX2 |
| Materials | 70% Recycled Plastic, Vegan Leather | Rugged vinyl exterior; solid metal grille; guitar-inspired carrying strap |
| Placement / Mounting | Indoor home speaker; placement compensation in Marshall Bluetooth app | Free-standing portable placement |
What's in the Box
| Specification | Marshall Marshall Acton 3 | Marshall Kilburn II Black & Brass |
|---|---|---|
| Speaker / Soundbar | Acton 3 | Kilburn II Black & Brass |
| Subwoofer | N/A — no subwoofer supplied | N/A — no subwoofer supplied |
| Remote Control | N/A — no remote control supplied | N/A — no remote control supplied |
| Power Cable | Mains lead | USB charging cable |
| Other Accessories | N/A | N/A |
| Documentation | Quick Start Guide and safety documentation | Quick Start Guide and safety documentation |
| Audio / HDMI Cable | — | N/A |
| Mounting Accessories | — | N/A — portable design |
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