AudioFu Chart · October 2026
Best HK Audio Active Subwoofers 2026
The top pick is HK Audio Linear 5 MKII 118 Sub A ($1,911). HK Audio Sonar 115 Sub D gives you the most for the money at $690. Ranked by the AudioFu Index from 10 models, prices checked every night.
Last updated: October 18, 2026
Top 10
Full detail for the 10 highest AudioFu Index scores. Every other model is listed below.
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- Size18"
- Weight41.6 kg
This Linear 5 MKII 118 Sub A is a powerhouse – the birch construction gives it a really solid, well-defined low end. It’s perfect for DJs, live sound reinforcement, or bands needing serious sub-bass presence; the DSP makes tailoring it to any room a breeze. Just be ready to enlist a friend for moving it around!
Pros
- Birch multiplex housing provides exceptional rigidity and resonance control.
- Class-D amplification delivers serious power with impressive efficiency.
- Comprehensive DSP offers precise tuning for various acoustic environments.
Cons
- Significant weight makes transportation and setup a two-person job.
- Premium-priced, potentially limiting accessibility for smaller budgets.
55AudioFu
IndexStableno change since Aug 17Aug 17$1,911 now$1,911€1,698 at Thomann · in stockCheck price ↗ -
- Size10"
- Weight30 kg
This sub packs a lot of power into a compact box thanks to its Class D amp and big 10-inch driver. You get great control with the ten-band EQ and digital filters to tune the bass to any room. It works best when paired with a matching main speaker for a complete PA system.
Pros
- Class D bi-amp design for clean, powerful bass output.
- Ten-band EQ and digital filters for precise sound shaping.
- 10-inch woofer with 2.5-inch voice coil for strong low-end.
Cons
- Heavier weight makes transport and stacking more demanding.
- Lacks built-in microphone input for direct vocal reinforcement.
55AudioFu
IndexStableno change since Oct 7Oct 7$1,912 now$1,912€1,699 at Thomann · in stockCheck price ↗ -
- Size15"
- Weight32.8 kg
This sub is a solid workhorse for bands needing deep bass without a full system. The 15-inch cone moves air well, and the digital processor keeps things tight. It is affordable for the power it offers, but that heavy weight makes carrying it around tough. Best for venues where you already have a main stack.
Pros
- Compact 15-inch woofer packs serious low-end power for small gigs.
- Class D amplification delivers 700 watts of clean RMS power.
- 24-bit DSP handles precise crossover and EQ adjustments easily.
Cons
- Hefty 32.8 kg weight makes single-person transport difficult.
- No built-in mixer means you must blend it externally.
54AudioFu
Index↓ 6.0%since Aug 17 · lowest so far$944 · Aug 17$888 now$888€789 at Thomann · in stockCheck price ↗ -
- Size15"
- Weight26.4 kg
The Sonar 115 Sub D is a serious contender for smaller to mid-sized venues needing impactful low-end. Its robust build and powerful Class D amp deliver impressive headroom and clarity, making it a great choice for DJs, live bands, and rental companies needing a reliable and portable subwoofer.
Pros
- Solid wooden cabinet provides excellent resonance and dampening.
- Class D amplification delivers significant power with efficient cooling.
- DSP offers precise control over EQ and limiting for clean, powerful bass.
Cons
- Size and weight make transport a two-person job for regular gigs.
- Crossover frequency is fixed, limiting low-frequency extension for some applications.
53AudioFu
Index↓ 4.1%since Aug 17 · lowest so far$719 · Aug 17$690 now$690€613 at Thomann · in stockCheck price ↗ -
- Size18"
- Weight39.3 kg
This sub delivers deep lows down to 38 Hz with a loud 131 dB output. The solid construction and digital processor keep the sound tight, but it is very heavy to move. It fits well as a reliable, high-output choice for live gigs.
Pros
- Solid MDF housing protects the 18-inch woofer from damage.
- 24-bit DSP ensures clean signal processing without distortion.
- High 131 dB SPL output drives large venues easily.
Cons
- Heavy 39.3 kg weight makes transport physically demanding.
- No specific bass response curve is listed in the specs.
53AudioFu
Index↓ 3.6%since Aug 17 · lowest so far$1,282 · Aug 17$1,236 now$1,236€1,098 at Thomann · in stockCheck price ↗ -
- Size18"
- Weight39.8 kg
The PR:O 118 SUB D2 is a seriously capable subwoofer – it’ll lay down a solid foundation for rock, pop, and electronic music. The birch construction feels rock-solid, and the power is definitely there for gigs needing serious low-end reinforcement. It's a great choice for bands and sound reinforcement needing a reliable, high-output sub without the extreme expense of top-tier models.
Pros
- Robust birch plywood cabinet offers excellent resonance control and durability.
- Class-D amplifier delivers clean, powerful bass with impressive headroom.
- Active crossover provides precise frequency management for optimal system integration.
Cons
- Significant weight makes transportation and setup a two-person job.
- Limited frequency extension below 45Hz might be a drawback for certain genres.
51AudioFu
IndexStableno change since Aug 17Aug 17$1,123 now$1,123€998 at Thomann · in stockCheck price ↗ -
- Size15"
- Weight29.8 kg
The LINEAR SUB 1500 A is a serious contender for bands and DJs needing substantial low-end reinforcement. Its clean power and build quality are impressive for its class, delivering tight, controlled bass that’ll fill a medium-sized venue. It's a great option for rock, funk, and electronic music where you need that deep, felt-in-your-chest thump.
Pros
- Robust wooden cabinet offers excellent damping and roadworthiness.
- Class-D amp delivers clean, powerful bass response with efficiency.
- Subsonic filter prevents unwanted infrasonic rumble and feedback.
Cons
- Weight makes transport a challenge for solo performers or smaller rigs.
- Crossover frequency range is somewhat limited, restricting flexibility.
51AudioFu
IndexStableno change since Aug 17Aug 17$1,147 now$1,147€1,019 at Thomann · in stockCheck price ↗ -
- Size18"
- Weight42 kg
The LINEAR SUB 1800 A is a serious low-end powerhouse. It's got the muscle for live music, DJs, and even some sound reinforcement duties. Perfect for bands needing deep, clean bass without needing a massive rack system.
Pros
- Robust acrylic paint finish resists gig wear and tear.
- Class-D amp delivers clean power with efficient headroom.
- Multigrips simplify handling, crucial for a speaker of this size.
Cons
- Weight makes transport a challenge for solo operators.
- Crossover frequency range is somewhat limited for complex system integration.
51AudioFu
IndexStableno change since Aug 17Aug 17$1,304 now$1,304€1,159 at Thomann · in stockCheck price ↗ -
- Size15"
- Weight32.9 kg
This Linear 5 MKII 115 Sub A is a beast for DJs, live bands needing serious low-end reinforcement, and sound reinforcement in clubs. The DSP is surprisingly intuitive, letting you dial in a really tight, punchy sound. It's a premium-priced solution, but the build quality and power output are hard to beat.
Pros
- Birch/MDF construction offers exceptional resonance and durability.
- Class-D amplification delivers serious power with impressive efficiency.
- Comprehensive DSP provides precise control over sound shaping and protection.
Cons
- The weight makes transport a challenge for solo performers or smaller rigs.
- While versatile, its low-frequency focus limits use in some higher-midrange applications.
51AudioFu
IndexStableno change since Aug 17Aug 17$1,529 now$1,529€1,359 at Thomann · in stockCheck price ↗ -
- Size15"
- Weight29.6 kg
This E115 Sub D is a serious powerhouse, especially when paired with the rest of the Elements series. It's got the headroom and control to handle everything from DJ sets to live bands needing serious low-end reinforcement. Perfect for working bands and rental companies needing reliable, high-output bass.
Pros
- Robust MDF construction feels solid and roadworthy for constant gigging.
- The integrated DSP offers exceptional control over the sound shaping.
- E-Connect simplifies system integration with other Elements speakers.
Cons
- The substantial weight makes transport a two-person job, especially for smaller venues.
- Limited input options compared to some competitors at this price point.
51AudioFu
IndexStableno change since Aug 17Aug 17$1,743 now$1,743€1,549 at Thomann · in stockCheck price ↗
Active Subwoofers by the numbers
Measured across all 158 models we track, not a sample.
Median $1,529 — half of all active subwoofers here cost less.
median of 152 models · 8"–18"
median of 154 models · 17 kg–68.5 kg
How to choose the best active subwoofers
Heritage & Design Philosophy
HK Audio has always focused on robust, gig-ready speakers. Their designs prioritize a clean, powerful low-end response over flashy features or hyper-extended frequencies. This means a solid foundation for any mix, not just a bunch of air.
Punch & Clarity
These aren't about that loose, boomy sub-bass that rattles the floor. HK Audio subs deliver a tight, articulate low-end - you'll hear the attack of the kick drum and the definition of the bass guitar, not just a general rumble. It's a 'punchy' low-end, not a 'muddy' one.
Build Quality
European pro audio gear tends to be built to last, and HK Audio is no exception. Expect birch plywood cabinets, durable finishes, and robust internal components. This isn't gear you're replacing every year; it's designed to withstand the rigors of gigging.
DSP & Protection
HK Audio's DSP (Digital Signal Processing) is well-implemented. You'll find presets optimized for different applications, plus useful protection features to prevent damage from overdriving the drivers. It's not as feature-rich as some modern systems, but it's reliable and effective.
Midrange Interaction
This is where some subs fall short - they muddy up the midrange. HK Audio's designs, however, manage to deliver low-end power without compromising the clarity of the mids. This is crucial for vocal intelligibility and overall mix balance.
Buying guide
Alright, let's talk HK Audio subs. You're building a PA, you need low end, and you're looking at HK - good choice. They've been around since the 70s, primarily serving the European club scene, so these aren't your typical budget-bin boxes; they're built to handle serious gigs and deliver a solid, reliable thump. We're going to break down what makes them tick and which model might be right for your setup, whether it's a rock band, a DJ, or a recording studio.
Don't expect bells and whistles. HK Audio subs are about delivering reliable, powerful low-end performance. The smaller models like the Lucas Nano sub are fantastic for smaller venues or rehearsals, but if you're powering a larger band or DJ setup, you'll want to step up to the larger models.
Pay attention to the power handling - more headroom is always a good thing, especially when pushing the system hard.
How the AudioFu Index works
Five measured signals and nothing else — no stars from strangers, no “tested by experts” we didn’t do. The weights are fixed and public. We don’t play these instruments; we measure the market around them.
This chart covers 12 active subwoofers from the Thomann catalogue (of 158 in the category). Before you buy, read hands-on reviews and, where you can, play it. Full methodology.
AudioFu earns a commission when you buy through our Thomann links. It never changes the order — the index does.
- Demand40%
How many of this exact model are for sale on Reverb right now — what musicians actually buy and resell.
- Lineup20%
How many finishes Thomann stocks — makers expand the models that sell.
- Price15%
Where the price has moved since we started tracking in August.
- Specs15%
How completely the maker documents it.
- Maker10%
How deep the brand’s range is in this category.
Questions
Are HK Audio subs better than [Competitor Brand]?
It's not a simple comparison. [Competitor Brand] might offer more features or a slightly deeper low-end extension, but HK Audio prioritizes a cleaner, more articulate response and rock-solid reliability. It depends on your specific needs and sonic preference.
Can I use these subs for recording?
Absolutely. The clean low-end response makes them great for reinforcing bass and kick drum in a studio setting. Just be mindful of the potential for unwanted vibrations - isolation feet are your friend.
What's the difference between the Lucas Nano and the Lucas 5.2?
The Nano is a smaller, more compact sub designed for portable applications. The 5.2 is a larger, more powerful sub with a deeper low-end extension and higher SPL capabilities - think bigger venues and louder bands.
Do I need a separate amplifier?
All HK Audio subs we're discussing here are active, meaning they have built-in amplifiers. You won't need an external amp.
Are these subs easy to transport?
They're built like tanks, so they're not featherlight. The Lucas Nano is the most portable, but even the larger models are manageable with a couple of roadies or a decent speaker dolly.
