In this review, we will be comparing Varro PS250-BK and KC62, two Powered Subwoofer speakers from ELAC 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 ELAC Varro PS250-BK and KEF KC62 first before getting into our more detailed comparison.
In the following sections, we will get into details in order to better understand how the ELAC Varro PS250-BK and KEF KC62 compare and hopefully end up with enough arguments to decide which one of these subwoofers is the better choice for you.
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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.ELAC Varro PS250-BK and KEF KC62 have a totally different setup: the ELAC Varro PS250-BK features 1 x 10-inch drivers whereas the KC62 features 2 x 6.5-inch drivers.
Frequency Response
Varro PS250-BK has a frequency range of 27-150 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 Varro PS250-BK's min frequency of 27Hz.
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
High Frequency
Subwoofer Speakers
Cabinet Type
The ELAC Varro PS250-BK has a Bass Reflex type cabinet. Bass Reflex type subwoofers (aka Ported, Vented or Reflex Port) have enclosures that uses a port, hole or vent cut into the cabinet. Ported designs are generally more efficient than the Sealed designs. On the other hand the KEF KC62 have Acoustic Suspension type enclosure. 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
Size of a speaker can sometimes become an important decision factor due to space constraints or in some cases purely for esthetic reasons. In this section, we are going to compare ELAC Varro PS250-BK's and KEF KC62's external dimensions. ELAC Varro PS250-BK has external dimensions of 381.0 x 361.0 x 361.0mm ( 15inch x 14-3/16inch x 14-3/16inch ) 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 ) .
ELAC Varro PS250-BK is clearly the larger of the two speakers. Its body is 103mm wider, 136mm taller and 80mm deeper than KEF KC62.
Below you can see the front view size comparison of ELAC Varro PS250-BK and KEF KC62 in scale.
Comparison image of ELAC Varro PS250-BK and KEF KC62 Size and External Dimensions
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 ELAC Varro PS250-BK is approximately 1303.2cm2 / 202.0inch2 and base area of the KEF KC62 is approximately 725.0cm2 / 112.4inch2. The Varro PS250-BK requires 80% 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 ELAC Varro PS250-BK weighs 16.44kg / 36.2lbs and the KEF KC62 weighs 14.05kg / 30.9lbs. This makes the Varro PS250-BK 17% heavier than the KC62.
Here is a comparison of how Varro PS250-BK and KC62's weights compare with the average, max and min weights in Powered Subwoofer class.
Weight
All Subwoofer Speakers
What's in the Box of ELAC Varro PS250-BK?
Here are the items that are included inside the box of Varro PS250-BK:
Grill Power Cord 4 Spikes
What's in the Box of KEF KC62?
Here are the items that come with the KC62:
Powered subwoofer6.5-feet AC power cordSpeaker-level input blockUser ManualImportant Safety InformationWarranty Information
Woofer Size |
10 inches
vs
6.5 inches
|
Larger woofer |
App-Based Control |
iOS,Android
vs
None
|
Control the speaker via an app |
Price per pair* |
649USD
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
27 Hz
|
Generates deeper bass |
High Frequency Response |
200k Hz
vs
150k Hz
|
Generates higher frequency |
Height |
245mm
vs
381mm
|
Easier to fit in smaller spaces |
Base Surface Area |
725cm2 (258x281mm)
vs
1303cm2 (361x361mm)
|
Takes less floor space |
Wireless Operation |
Optional
vs
No
|
Connect your subwoofer to your system wireless |
General |
ELAC Varro PS250-BK |
KEF KC62 |
Brand |
ELAC |
KEF |
Speaker Type |
Powered Subwoofer |
Powered Subwoofer |
Max Amplifier Output |
250 watts |
1000 watts |
Frequency Response |
27-150 Hz |
11-200 Hz |
Amplifier |
|
|
Watts RMS (Continuous) |
250-watt RMS |
1000-watt RMS |
Watts Peak (Max) |
500-watt RMS |
n/a |
Drivers |
|
|
Woofer Quantity |
1 |
2 |
Woofer Size |
10" |
6.5" |
Woofer Composition |
Treated paper |
|
Tweeter Size |
- |
- |
Aimable Tweeter |
No |
No |
Midrange Driver |
No |
No |
Firing Direction |
bottom |
side |
Physical Specs |
|
|
Height |
381.0mm (15") |
245.0mm (9.6") |
Width |
361.0mm (14.2") |
258.0mm (10.2") |
Depth |
361.0mm (14.2") |
281.0mm (11.1") |
Weight |
16.44kg (36.2lbs) |
14.05kg (30.9lbs) |
Enclosure |
Bass Reflex |
Acoustic Suspension |
Finish |
MDF |
n/a |
Available Colors |
Black |
n/a |
Grille |
Yes |
n/a |
Moisture Resistancy |
No |
No |
Connections |
|
|
USB Port |
USB-A port for firmware updates |
n/a |
Other |
|
|
Parts Warranty |
1 year |
2 Years |
Labor Warranty |
1 year |
2 Years |