In this review, we will be comparing Bravus II 10D 500W 10" Powered Subwoofer and KC62, two Powered Subwoofer speakers from Aperion and KEF. Being Powered subwoofers, they both have built-in amplifiers so you don't need an external power amp or an integrated amp to power them. Let's have a brief look at the main features of Aperion Bravus II 10D 500W 10" Powered Subwoofer and KEF KC62 first before getting into our more detailed comparison.
The sections below take each area in turn: driver and amplifier, frequency response, physical size and connectivity.
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Drivers
The efficiency of a subwoofer is directly proportional to the total radiating are squared hence the woofer quantity and diameter.Aperion Bravus II 10D 500W 10" Powered Subwoofer and KEF KC62 have a totally different setup: the Aperion Bravus II 10D 500W 10" Powered Subwoofer features 1 x 10-inch drivers whereas the KC62 features 2 x 6.5-inch drivers.
Frequency Response
Bravus II 10D 500W 10" Powered Subwoofer has a frequency range of 28-350 Hz whereas KC62 has a frequency range of 11-200 Hz. With a minimum frequency of 11Hz, the KC62 can go significantly deeper on the low side and provide stronger bass compared to the Bravus II 10D 500W 10" Powered Subwoofer's min frequency of 28Hz.
Below graphs depict how these two speakers compare with the max, min and average values of the Min and Max Frequencies of other speakers in the Subwoofer class in our database.
Low Frequency
Subwoofer Speakers
Aperion Bravus II 10D 500W 10" Powered Subwoofer
High Frequency
Subwoofer Speakers
Aperion Bravus II 10D 500W 10" Powered Subwoofer
Cabinet Type
Both Aperion Bravus II 10D 500W 10" Powered Subwoofer and KEF KC62 have Acoustic Suspension type cabinets. Acoustic Suspension aka Sealed type subwoofers have enclosures that are sealed hence no ports or holes exists on the cabinet. Sealed designs helps to provide more accurate and tight bass responses compared to ported designs.
Physical Specs
The size of a speaker can sometimes be an important decision factor due to space constraints or in some cases purely for esthetic reasons. In this section, we are going to compare Aperion Bravus II 10D 500W 10" Powered Subwoofer's and KEF KC62's external dimensions. Aperion Bravus II 10D 500W 10" Powered Subwoofer has external dimensions of 381.0 x 342.9 x 342.9mm (15 x 13.5 x 13.5inch) whereas KEF KC62 has external dimensions of 245.0 x 258.0 x 281.0mm (9-5/8inch x 10-1/8inch x 11-1/16inch).
Aperion Bravus II 10D 500W 10" Powered Subwoofer is clearly the larger of the two speakers. Its body is 84.9mm wider, 136mm taller and 61.9mm deeper than KEF KC62.
Base Surface Area Comparison
Base surface area of a loudspeaker may become a determining factor when the space in your room or desk is limited.
The base surface area of the Aperion Bravus II 10D 500W 10" Powered Subwoofer is approximately 1175.8cm2 / 182.2inch2 and base area of the KEF KC62 is approximately 725.0cm2 / 112.4inch2. The Bravus II 10D 500W 10" Powered Subwoofer requires 62% more surface area than the KC62 which gives it a small disadvantage on placement in tight spaces.
Weight Comparison The weight of a subwoofer may become an important factor if you need to move and reposition the unit often to find the optimal positioning, also known as 'Subwoofer Crawling'. The Aperion Bravus II 10D 500W 10" Powered Subwoofer weighs 17.24kg / 37.9lbs and the KEF KC62 weighs 14.05kg / 30.9lbs. This makes the Bravus II 10D 500W 10" Powered Subwoofer 23% heavier than the KC62.
Here is a comparison of how Bravus II 10D 500W 10" Powered Subwoofer and KC62's weights compare with the average, max and min weights in Powered Subwoofer class.
Weight
All Subwoofer Speakers
Aperion Bravus II 10D 500W 10" Powered Subwoofer
 Woofer Size |
10 inches
vs
6.5 inches
|
Larger woofer |
 High Frequency Response |
350k Hz
vs
200k Hz
|
Generates higher frequency |
 Price per pair* |
899USD
vs
1500USD
|
costs less (*prices may change depending on the seller, location and time) |
| Number of Woofers |
2
vs
1
|
More woofers |
| Low Frequency Response |
11 Hz
vs
28 Hz
|
Generates deeper bass |
 Height |
245mm
vs
381mm
|
Easier to fit in smaller spaces |
 Base Surface Area |
725cm2
vs
1175cm2
|
Takes less floor space |
| General |
Aperion Bravus II 10D 500W 10" Powered Subwoofer |
KEF KC62 |
| Brand |
Aperion |
KEF |
| Speaker Type |
Powered Subwoofer |
Powered Subwoofer |
| Max Amplifier Output |
500 watts |
1000 watts |
| Impedance |
4 ohms |
n/a |
| Frequency Response |
28-350 Hz |
11-200 Hz |
Amplifier |
|
|
| Watts RMS (Continuous) |
500-watt RMS |
1000-watt RMS |
Drivers |
|
|
| Woofer Quantity |
1 |
2 |
| Woofer Size |
10" |
6.5" |
| Woofer Composition |
|
|
| Tweeter Size |
- |
- |
| Aimable Tweeter |
No |
No |
| Midrange Driver |
No |
No |
| Firing Direction |
n/a |
side |
Physical Specs |
|
|
| Height |
381.0mm (15") |
245.0mm (9.6") |
| Width |
342.9mm (13.5") |
258.0mm (10.2") |
| Depth |
342.9mm (13.5") |
281.0mm (11.1") |
| Weight |
17.24kg (37.9lbs) |
14.05kg (30.9lbs) |
| Enclosure |
Acoustic Suspension |
Acoustic Suspension |
| Grille |
Yes |
n/a |
| Moisture Resistancy |
No |
No |
Connections |
|
|
Other |
|
|
| Parts Warranty |
|
2 Years |
| Labor Warranty |
|
2 Years |