In this review, we will be comparing two different type of speakers by Definitive Technology. Definitive Technology Dymension DM80 is a Floor-standing speaker whereas the Dymension DM90 is a Surround speaker.
Let's have a brief look at the main features
of Definitive Dymension DM80 and Definitive Technology Dymension DM90 first before getting into our more
detailed comparison.
Definitive Dymension DM80 Key Specs
- 3-way Design
- 1" 2 x Hard-Dome Tweeter
- 5.25" Midrange
- 12" Polypropelene Woofer
- 28-23 kHz Frequency Response
- 90 dB Sensitivity
- Impedance: 4ohms
- Power Range:50-300watts
- Weight:37.70kg
- Dimensions (H x W x D): 1255.0" x 11.3" x 16"( 1255 x 287 x 407 mm )
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"
Dymension DM80 and Dymension DM90 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 Dymension DM80 and Definitive Technology Dymension DM90 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 DM80 is a 3-way design whereas the Dymension DM90 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.
| Driver |
Definitive Dymension DM80 |
Definitive Technology Dymension DM90 |
|
Driver Setup
|
3-way
|
2-way
|
|
Tweeter
|
1-inch
|
1-inch
|
|
Midrange
|
4 x 5.25-inch |
- |
|
Woofer
|
1 x 12-inch
|
1 x 5.25-inch
|
Dymension DM80 features a 1" aluminum oxide 2 x Hard-Dome Tweeter , a 5.25" Midrange and 1 x 12" Polypropelene Woofer . On the other hand, the Dymension DM90 features a 1" Hard-Dome Tweeter and 1 x 5.25" Woofer .
Frequency Response
Dymension DM80 has a frequency range of 28-23 kHz whereas Dymension DM90 has a frequency range of 130-27k Hz. With a minimum frequency of 28Hz, the Dymension DM80 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 Floor-standing class in our database.
Low Frequency
Floor-standing Speakers
High Frequency
Floor-standing Speakers
Definitive Dymension DM80
Definitive Technology Dymension DM90
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 DM80 and Dymension DM90 have the same Impedance of 4 ohms and their sensitivity is also same at 90 dB.
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 DM80 and the Dymension DM80 can provide this impedance level.
Sensitivity
Floor-standing Speakers
Input Type and Bi-Amping / Bi-Wiring
Dymension DM80 features Proprietary type posts and Dymension DM90 has a Proprietary type posts. None of these speakers feature bi-amping/bi-wiring.
Definitive Dymension DM80'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 Dymension DM80's and Definitive Technology Dymension DM90's external dimensions. Definitive Dymension DM80 has external dimensions of 1255 x 287 x 407 mm ( 49.4 x 11.3 x 16.0 in) whereas Definitive Technology Dymension DM90 has external dimensions of ( ) .
Definitive Dymension DM80 is clearly the larger of the two speakers. Its body is 287mm wider, 1255mm taller and 407mm deeper than Definitive Technology Dymension DM90.
What's in the Box of Definitive Dymension DM80?
Here are the items that are included inside the box of Dymension DM80:
4 Adjustable hard floor glides 4 Adjustable carpet spikes