In this review, we will be comparing two different type of speakers by Revel. Revel Performa4 M145 is a Bookshelf speaker whereas the Revel Performa4 C245 is a Center Channel speaker.
Let's have a brief look at the main features
of Revel Performa4 M145 and Revel Performa4 C245 first before getting into our more
detailed comparison.
Revel Performa4 M145 Key Specs
- 2-way Design
- 1" Hard-Dome Tweeter
- 5.25" Micro Ceramic Composite (MCC) Woofer
- 54-40k Hz Frequency Response
- 85 dB Sensitivity
- Impedance: 6ohms
- Power Range:15-150watts
- Weight:6.82kg
- Dimensions (H x W x D): 11-5/8" x 7-15/16" x 9-5/8" ( 296.0 x 202.0 x 245.0mm )
Revel Performa4 C245 Key Specs
- 2-way Design
- 1" Hard-Dome Tweeter
- 2 x 5-1/4" Woofer
- 55-40k Hz Frequency Response
- 86 dB Sensitivity
- Impedance: 6ohms
- Weight:12.32kg
- Dimensions (H x W x D): 7-3/16" x 23-7/16" x 10-9/16" ( 183.0 x 596.0 x 269.0mm )
Revel Performa4 M145 and Revel Performa4 C245 are members of Revel's Performa4 series of speakers. Below you can find the loudspeakers from this series.
Revel Performa4 Series
History
In the following sections, we will get into more detail in order to better understand how the Revel Performa4 M145 and Revel Performa4 C245 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
Both Revel Performa4 M145 and Revel Performa4 C245 are 2-way speakers.
| Driver |
Revel Performa4 M145 |
Revel Performa4 C245 |
|
Driver Setup
|
2-way
|
2-way
|
|
Tweeter
|
1-inch
|
1-inch
|
|
Midrange
|
- |
- |
|
Woofer
|
1 x 5.25-inch
|
2 x 5-1/4-inch
|
Revel Performa4 M145 features a 1" Hard-Dome Tweeter and 1 x 5.25" Micro Ceramic Composite (MCC) Woofer . On the other hand, the Revel Performa4 C245 features a 1" Hard-Dome Tweeter and 2 x 5-1/4" Woofer .
Frequency Response
Revel Performa4 M145 has a frequency range of 54-40k Hz whereas Revel Performa4 C245 has a frequency range of 55-40k Hz. With a minimum frequency of 54Hz, the Revel Performa4 M145 can go slightly deeper then the Revel Performa4 C245's min frequency of 55Hz.
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 Bookshelf class in our database.
Low Frequency
Bookshelf Speakers
High Frequency
Bookshelf Speakers
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
Revel Performa4 M145 and Revel Performa4 C245 have the same Impedance of 6 ohms but where they differ is the sensitivity levels. Revel Performa4 M145 sensitivity is rated at 85 dB and the Revel Performa4 C245's is at 86 dB. This 1 dB difference makes the Revel Performa4 C245 a more sensitive speaker compared to Revel Performa4 M145, hence will play louder with the same amount of watts.
Sensitivity
Bookshelf Speakers
Input Type and Bi-Amping / Bi-Wiring
Revel Performa4 M145 features Binding post type posts and Revel Performa4 C245 has a Binding post type posts. None of these speakers feature bi-amping/bi-wiring.
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 Revel Performa4 M145's and Revel Performa4 C245's external dimensions. Revel Performa4 M145 has external dimensions of 296.0 x 202.0 x 245.0mm ( 11-5/8inch x 7-15/16inch x 9-5/8inch ) whereas Revel Performa4 C245 has external dimensions of 183.0 x 596.0 x 269.0mm ( 7-3/16inch x 23-7/16inch x 10-9/16inch ) .
Revel Performa4 M145 is 394mm narrower and 24mm less deeper than Revel Performa4 C245 but it is also 113mm 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 Revel Performa4 M145 is approximately 494.9cm2 / 76.7inch2 and base area of the Revel Performa4 C245 is approximately 1603.2cm2 / 248.5inch2. The Revel Performa4 M145 requires 69% less surface area than the Revel Performa4 C245 which gives it a small advantage on placement in tight spaces.
What's in the Box of Revel Performa4 M145?
Here are the items that are included inside the box of Revel Performa4 M145:
- 2 Bookshlef loudspeakers
- 2 Grilles
- 8 Self-adhesive feet
- 2 Port plugs
- Quick Start Guide
What's in the Box of Revel Performa4 C245?
Here are the items that come with the Revel Performa4 C245:
- Center-channel loudspeaker
- Grille
- Four M8 Spike feet
- 4 Protective discs
- 4 Nuts
- Port plug
- Quick Start Guide