In this review, we will be comparing ni-Fi 2.0 UC52 and DCR52, two Passive Center Channel speakers by ELAC.
Let's have a brief look at the main features
of ELAC Uni-Fi 2.0 UC52 and ELAC Debut Ref DCR52 first before getting into our more
detailed comparison.
| Key Specs | ELAC Uni-Fi 2.0 UC52 | ELAC Debut Ref DCR52 |
|---|
| Brand | ELAC
Germany · founded 1926 | ELAC
Germany · founded 1926 |
|---|
| Design | 3-way | 2-way |
|---|
| Tweeter | 1" soft dome | 1" dome |
|---|
| Midrange | 4" | — |
|---|
| Woofer | 2 x 5.25" dished aluminum | 2 x 5.25" aramid fiber |
|---|
| Frequency response | 48-35k Hz | 55-35k Hz |
|---|
| Sensitivity | 85 dB | 87 dB |
|---|
| Impedance | 6 ohms | 8 ohms |
|---|
| Power range | 40-140 watts | up to 120 watts |
|---|
| Weight | 11.70kg / 25.7lbs | 10.14kg / 22.3lbs |
|---|
| Dimensions (H x W x D) | 7-5/16" x 21-7/16" x 11-9/16"
186.0 x 545.0 x 294.0mm | 7-3/8" x 20-13/16" x 9-9/16"
188.0 x 529.0 x 243.0mm |
|---|
What size room are the ELAC Uni-Fi 2.0 UC52 and ELAC Debut Ref DCR52 speakers good for?
The size of the room in which you are planning to use these loudspeakers is an important decision
factor. Here we have compared their suitability to various sizes of environments considering their size
and max power parameters:
| Listening Environment* |
ELAC Uni-Fi 2.0 UC52 |
ELAC Debut Ref DCR52 |
| Near-field |
Poor |
Poor |
| Small Room |
Average |
Average |
| Mid-size Room |
Good |
Good |
| Large Room |
Average |
Average |
| Very Large Room |
Poor |
Poor |
(* Approximate Room sizes: Small < 100sq. ft / 9 m2,
Mid-size: 100-220 sq. ft / 9-20 m2, Large 220-400 sq. ft / 20-36 m2, Very Large: >
400 sq. ft / 36 m2.
Average Floor Height: 9" / 2.7m. Typical room sizes differ from country to country, and the actual
listening experience changes depending on floor height, room shape, surface materials, listening
position, speaker locations, etc.)
The sections below take each area in turn: drivers, frequency response, physical size and what you get in the box.
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Drivers
One of the fundamental differences between these two speakers is that ni-Fi 2.0 UC52 is a 3-way design whereas the DCR52 is a 2-way speaker. 3-way designs utilize a midrange driver in addition to the tweeter and woofer on 2-way designs. Designing a crossover for a 3-way speaker is a complicated process and generally increases the overall cost of the speaker.
ELAC Uni-Fi 2.0 UC52ELAC Debut Ref DCR52
TweeterMidrangeWoofer
Front view, drawn to scale - cabinets and drivers share one scale, so sizes are directly comparable. Hover a driver for its size.
| Driver |
ELAC Uni-Fi 2.0 UC52 |
ELAC Debut Ref DCR52 |
|
Driver Setup
|
3-way
|
2-way
|
|
Tweeter
|
1-inch
|
1-inch
|
|
Midrange
|
1 x 4-inch |
- |
|
Woofer
|
2 x 5.25-inch
|
2 x 5.25-inch
|
ni-Fi 2.0 UC52 features a 1" soft dome Tweeter, a 4" Midrange and 2 x 5.25" dished aluminum Woofer with a Crossover frequency at 200hZ and 2000HZ. On the other hand, the DCR52 features a 1" cloth dome Tweeter and 2 x 5.25" aramid fiber Woofer.
Frequency Response
ni-Fi 2.0 UC52 has a frequency range of 48-35k Hz whereas DCR52 has a frequency range of 55-35k Hz. With a minimum frequency of 48Hz, the ni-Fi 2.0 UC52 can go significantly deeper on the low side and provide stronger bass compared to the DCR52's min frequency of 55Hz.
The graph below depicts how these two speakers compare with the max, min and average Low Frequency values of other speakers in the Center Channel class in our database.
Low Frequency
Center Channel Speakers
Neither pair reaches down to 20Hz, the usual definition of full-range, which is normal for speakers of this size. If you want the bottom octave for movies or bass-heavy music, add a subwoofer to whichever you choose. Visit our Powered Subwoofers section to find out more about the available options.
Impedance and Sensitivity
ni-Fi 2.0 UC52 is a 6 ohms speaker compared to the DCR52 which has a nominal impedance of 8 ohms.
These two speakers also have different sensitivity levels. ni-Fi 2.0 UC52 sensitivity is rated at 85 dB and the DCR52's is rated at 87 dB. This 2 dB difference makes the ELAC Debut Ref DCR52 a more sensitive speaker compared to ELAC Uni-Fi 2.0 UC52, hence will play louder with the same amount of watts.
Sensitivity
Center Channel Speakers
Power Range
Power
range is the range of input power in watts RMS that a loudspeaker is designed to handle. Staying
within that range gives nominal performance; driving the speaker beyond its maximum wattage can damage it.
ni-Fi 2.0 UC52 can handle a max power of 140 watts RMS, whereas DCR52 has a max power handling value of 120 watts RMS, 20 watts less than the ni-Fi 2.0 UC52.
Note that higher power handling does not make a speaker louder: that depends mainly on
sensitivity and impedance. The calculator below shows how loud each of these actually plays
on a real amplifier.
Which plays louder on your amplifier?
Starting with a popular amplifier - change it to the one you own, or any you are
considering, and watch both numbers move.
Input Type and Bi-Amping / Bi-Wiring
ni-Fi 2.0 UC52 features 5-Way post type posts and DCR52 has a 5-Way post type posts. None of these speakers feature bi-amping/bi-wiring.
ELAC Uni-Fi 2.0 UC52's 5-Way post terminals
ELAC Debut Ref DCR52's 5-Way post terminals
Cabinet Type and Port Position
Both ni-Fi 2.0 UC52 and DCR52 have front firing ports. front ported speakers offers more flexibility in placement in regards to proximity to walls&surfaces compared to rear ported speakers.
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 ELAC Uni-Fi 2.0 UC52's and ELAC Debut Ref DCR52's external dimensions. ELAC Uni-Fi 2.0 UC52 has external dimensions of 186.0 x 545.0 x 294.0mm (7-5/16 x 21-7/16 x 11-9/16inch) whereas ELAC Debut Ref DCR52 has external dimensions of 188.0 x 529.0 x 243.0mm (7-3/8 x 20-13/16 x 9-9/16inch).
ELAC Debut Ref DCR52 is 16mm narrower and 51mm less deeper than ELAC Uni-Fi 2.0 UC52 but it is also 2mm taller.
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 Uni-Fi 2.0 UC52 is approximately 1602.3cm2 / 248.4inch2 and base area of the ELAC Debut Ref DCR52 is approximately 1285.5cm2 / 199.3inch2. The ni-Fi 2.0 UC52 requires 25% more surface area than the DCR52 which gives it a small disadvantage on placement in tight spaces.
Weight Comparison The weight of a loudspeaker can become an important factor if you need to move and reposition the unit often. Weight of a speaker can also "sometimes" be an indicator of the rigidity of the enclosure and the quality of the internal components used. The ELAC Uni-Fi 2.0 UC52 weighs 11.70kg / 25.7lbs and the ELAC Debut Ref DCR52 weighs 10.14kg / 22.3lbs. This makes the ni-Fi 2.0 UC52 15% heavier than the DCR52.
Here is a comparison of how ni-Fi 2.0 UC52 and DCR52's weights compare with the average, max and min weights in Passive Center Channel class.
Weight
All Center Channel Speakers
What's in the Box of ELAC Uni-Fi 2.0 UC52?
Here are the items that are included inside the box of ni-Fi 2.0 UC52:
- Center channel loudspeaker
- Grille
- Operating Instructions
What's in the Box of ELAC Debut Ref DCR52?
Here are the items that come with the DCR52:
- Center-channel loudspeaker
- Grille
- Operating Instructions
 Max Input Power |
140 watts
vs
120 watts
|
Handle more power from your amplifier |
 Driver Setup |
3-way
vs
2-way
|
Have a dedicated mid-range driver |
 Low Frequency Response |
48 Hz
vs
55 Hz
|
Generates deeper bass |
 Height |
186mm
vs
188mm
|
Easier to fit in smaller spaces |
 Sensitivity |
87 dB
vs
85 dB
|
Play louder with same amount of amplification power |
 Nominal Impedance |
8 ohms
vs
6 ohms
|
Less selective with amplifiers |
 Base Surface Area |
1285cm2
vs
1602cm2
|
Takes less floor space |
| General |
ELAC Uni-Fi 2.0 UC52 |
ELAC Debut Reference DCR52 |
| Brand |
ELAC |
ELAC |
| Speaker Type |
Center channel speaker |
Center channel speaker |
| Power Range |
40-140 watts |
up to 120 watts |
| Sensitivity |
85 dB |
87 dB |
| Impedance |
6 ohms |
8 ohms |
| Frequency Response |
48-35k Hz |
55-35k Hz |
Drivers |
|
|
| Woofer Quantity |
2 |
2 |
| Woofer Size |
5.25" |
5.25" |
| Woofer Composition |
dished aluminum |
aramid fiber |
| Woofer Surround Material |
Rubber |
n/a |
| Tweeter Size |
1" |
1" |
| Tweeter Type |
soft dome |
dome |
| Aimable Tweeter |
No |
No |
| Midrange Driver |
4" |
No |
| Crossover Frequency |
200hZ and 2000HZ |
n/a |
| Firing Direction |
front |
front |
Physical Specs |
|
|
| Height |
186.0mm (7.3") |
188.0mm (7.4") |
| Width |
545.0mm (21.5") |
529.0mm (20.8") |
| Depth |
294.0mm (11.6") |
243.0mm (9.6") |
| Weight |
11.70kg (25.7lbs) |
10.14kg (22.3lbs) |
| Enclosure |
Bass Reflex |
Bass Reflex |
| Available Colors |
Black |
White Baffle / Oak Cabinet or Black Baffle / Walnut Cabinet |
| Grille |
Yes |
Yes |
| Moisture Resistancy |
No |
No |
Connections |
|
|
| Biamp Inputs |
n/a |
No |
Other |
|
|
| Parts Warranty |
3 Years |
3 Years |
| Labor Warranty |
3 Years |
3 Years |
Both are ELAC, from different ranges - so the house sound is shared and the differences are mostly in scale, engineering and price.
| Area | Better | Why |
|---|
| Bass | A | ELAC Uni-Fi 2.0 UC52 digs deeper - 48Hz against 55Hz. A subwoofer would even that out. |
| Amplifier needs | B | ELAC Debut Ref DCR52 is more sensitive (87dB vs 85dB), so it goes louder on the same amplifier. |
| Amplifier match | B | ELAC Debut Ref DCR52 is the easier load at 8 ohms. |
| Headroom | evenly matched | Similar power handling (140W vs 120W). |
| Size | depends | Similar cabinet size - neither is easier to fit. |
| Expandability | depends | Neither adds bi-amping, a sub output or height drivers. ELAC Uni-Fi 2.0 UC52 sits in a wider range (7 models), so a matched surround system is easier later. |
| Price | evenly matched | Much the same money ($460 vs $460 a pair). |
A ELAC Uni-Fi 2.0 UC52 B ELAC Debut Ref DCR52
depends neither is better in the abstract - it turns on your room, your system or how you will use them. Only specs published for both speakers are judged; anything missing on either side is left out rather than guessed.
Which should you choose?
ELAC Debut Ref DCR52 has the edge on paper, though the margin is not large. The rows marked "depends" may matter more to you than the score does. If a subwoofer is in your plans, the bass gap largely stops mattering - you would be crossing over above 55Hz anyway, so judge these on the other rows instead. If your amplifier is modest, vintage or valve-based, ELAC Debut Ref DCR52 is the safer partner - the other will want more current or more watts to sound its best.
And remember what a spec sheet cannot show: how each looks in your room and whether the finish suits it, what dealer support and warranty are like where you live, and how they actually sound to you. If you can hear them first - ideally with your own music - that will tell you more than any number above.