In this review, we will be comparing two different type of speakers by Definitive Technology. Definitive Technology Dymension DM90 is a Surround speaker whereas the Dymension DM60 is a Floor-standing speaker.
Let's have a brief look at the main features
of Definitive Technology Dymension DM90 and Definitive Dymension DM60 first before getting into our more
detailed comparison.
Definitive Technology Dymension DM90 Key Specs
- 2-way Design
- 1" Hard-Dome Tweeter
- 5.25" Woofer
- 130-27k Hz Frequency Response
- 90 dB Sensitivity
- Impedance: 4ohms
- Weight:kg
- Dimensions (H x W x D): " x 7-5/16" x 15-5/16"
Definitive Dymension DM60 Key Specs
- 3-way Design
- 1" 2 x Hard-Dome Tweeter
- 4.5" Midrange
- 8" Polypropelene Woofer
- 4.5" Midrange
- 34-23 kHz Frequency Response
- 88 dB Sensitivity
- Impedance: 4ohms
- Power Range:50-300watts
- Weight:27.20kg
- Dimensions (H x W x D): 1153.0" x 11.3" x 13.7"( 1153 x 287 x 349 mm )
Dymension DM90 and Dymension DM60 are members of Definitive Technology's Dymension series of speakers. Below you can find the loudspeakers from this series.
Definitive Technology Dymension Series
History
In the following sections, we will get into more detail in order to better understand how the Definitive Technology Dymension DM90 and Definitive Dymension DM60 compare and hopefully end up with enough arguments to decide which one of these loudspeakers is the better choice for you.
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Drivers
One of the fundamental differences between these two speakers is that Dymension DM90 is a 2-way design whereas the Dymension DM60 is a 3-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.
| Driver |
Definitive Technology Dymension DM90 |
Definitive Dymension DM60 |
|
Driver Setup
|
2-way
|
3-way
|
|
Tweeter
|
1-inch
|
1-inch
|
|
Midrange
|
- |
4 x 4.5-inch |
|
Woofer
|
1 x 5.25-inch
|
1 x 8-inch
|
Dymension DM90 features a 1" Hard-Dome Tweeter and 1 x 5.25" Woofer . On the other hand, the Dymension DM60 features a 1" aluminum oxide 2 x Hard-Dome Tweeter , a 4.5" Midrange and 1 x 8" Polypropelene Woofer .
Frequency Response
Dymension DM90 has a frequency range of 130-27k Hz whereas Dymension DM60 has a frequency range of 34-23 kHz. With a minimum frequency of 34Hz, the Dymension DM60 can go significantly deeper on the low side and provide stronger bass compared to the Dymension DM90's min frequency of 130Hz.
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 Surround class in our database.
Low Frequency
Surround Speakers
High Frequency
Surround Speakers
Definitive Technology Dymension DM90
Definitive Dymension DM60
None of these speakers achieves full range experience which is commonly agreed as 20Hz-20kHz. In order to achieve lower lows / deeper bass, we recommend you pair these with a subwoofer. Visit our Powered Subwoofers section to find out more about the available options.
Impedance and Sensitivity
Dymension DM90 and Dymension DM60 have the same Impedance of 4 ohms but where they differ is the sensitivity levels. Dymension DM90 sensitivity is rated at 90 dB and the Dymension DM60's is at 88 dB. This 2 dB difference makes the Definitive Technology Dymension DM90 a more sensitive speaker compared to Definitive Dymension DM60, hence will play louder with the same amount of watts.
One thing to keep in mind that the lower impedance speakers, especially the ones that are rated at 4 ohms may put more pressure on the amplifier unit comared to higher impedance speakers especially at high volume levels, so make sure the amp you pair with the Dymension DM90 and the Dymension DM90 can provide this impedance level.
Sensitivity
Surround Speakers
Input Type and Bi-Amping / Bi-Wiring
Dymension DM90 features Binding post type posts and Dymension DM60 has a Binding post type posts. None of these speakers feature bi-amping/bi-wiring.
Definitive Dymension DM60's Binding post terminals
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 Definitive Technology Dymension DM90's and Definitive Dymension DM60's external dimensions. Definitive Technology Dymension DM90 has external dimensions of ( ) whereas Definitive Dymension DM60 has external dimensions of 1153 x 287 x 349 mm ( 45.4 x 11.3 x 13.7 in) .
Definitive Dymension DM60 is clearly the larger of the two speakers. Its body is 287mm wider, 1153mm taller and 349mm deeper than Definitive Technology Dymension DM90.
What's in the Box of Definitive Dymension DM60?
Here are the items that come with the Dymension DM60:
4 Adjustable hard floor glides 4 Adjustable carpet spikes