In this review, we will be comparing Mackie CR4-XBT and A2+ Wireless, two Powered Bookshelf speakers from Mackie and Audioengine. Being Powered speakers, 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 Mackie CR4-XBT and Audioengine A2+ Wireless first before getting into our more
detailed comparison.
Mackie CR4-XBT Key Specs
- 2-way Design
- 25-watt RMS( 50-watt Peak) Integrated Amplifier
- 0.75" Dome Tweeter
- 4" Polypropylene Woofer
- 65-20k Hz Frequency Response
- N/A Max Depth / N/A Max Sample Rate
- Built-in 4.2 Bluetooth
- Dimensions (H x W x D): 222.3" x 6.125" x 8.5"( 222.3 x 155.6 x 215.9mm )
Audioengine A2+ Wireless Key Specs
- 2-way Design
- 30-watt RMS Integrated Amplifier
- 0.75" Soft-Dome Tweeter
- 2.75" Kevlar Woofer
- 65-22k Hz Frequency Response
- 16-bit Max Depth / 48 kHz Max Sample Rate
- Built-in 5.0 Bluetooth
- Weight:1.40kg
- Dimensions (H x W x D): 158.8" x 4.1875" x 6.625"( 158.8 x 106.4 x 168.3mm )
In the following sections, we will get into more detail in order to better understand how the Mackie CR4-XBT and Audioengine A2+ Wireless 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 Mackie CR4-XBT and A2+ Wireless are 2-way speakers.
| Driver |
Mackie CR4-XBT |
Audioengine A2+ Wireless |
|
Driver Setup
|
2-way
|
2-way
|
|
Tweeter
|
0.75-inch
|
0.75-inch
|
|
Midrange
|
- |
- |
|
Woofer
|
1 x 4-inch
|
1 x 2.75-inch
|
Mackie CR4-XBT features a 0.75" Silk Dome Tweeter and 1 x 4" Polypropylene Woofer . On the other hand, the A2+ Wireless features a 0.75" Silk Soft-Dome Tweeter and 1 x 2.75" Kevlar Woofer .
Frequency Response
Mackie CR4-XBT has a frequency range of 65-20k Hz whereas A2+ Wireless has a frequency range of 65-22k Hz.
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.
Cabinet Type and Port Position
Mackie CR4-XBT has a rear firing port whereas A2+ Wireless has a front firing ports. Audioengine A2+ Wireless's front-firing port gives more flexibility in placement in regards to proximity to walls compared to Mackie CR4-XBT with its rear-firing port.
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 Mackie CR4-XBT's and Audioengine A2+ Wireless's external dimensions. Mackie CR4-XBT has external dimensions of 222.3 x 155.6 x 215.9mm ( 8.75 x 6.125 x 8.5inch) whereas Audioengine A2+ Wireless has external dimensions of 158.8 x 106.4 x 168.3mm ( 6.25 x 4.1875 x 6.625inch) .
Mackie CR4-XBT is clearly the larger of the two speakers. Its body is 49.2mm wider, 63.5mm taller and 47.6mm deeper than Audioengine A2+ Wireless.
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 Mackie CR4-XBT is approximately 335.9cm2 / 52.1inch2 and base area of the Audioengine A2+ Wireless is approximately 179.1cm2 / 27.8inch2. The Mackie CR4-XBT requires 88% more surface area than the A2+ Wireless which gives it a small disadvantage on placement in tight spaces.
What's in the Box of Mackie CR4-XBT?
Here are the items that are included inside the box of Mackie CR4-XBT:
Powered monitor w/ attached 5.5-feet power cord (C7 unpolarized)Passive monitor6.5-feet Speaker wire5-feet Stereo mini to RCA cableQuick Start Guide
What's in the Box of Audioengine A2+ Wireless?
Here are the items that come with the A2+ Wireless:
Wireless powered left speakerPassive right speakerAC power supply (w/ attached 6-feet DC cord)6-feet AC power cord6.5-feet Length of 16 gauge speaker wire5-feet microUSB-to-USB cable6-feet Stereo minijack cable2 Cloth drawstring speaker pouches2 Cloth drawstring accessory pouchesQuick Start GuideAudioengine product brochure
Woofer Size 
Price per pair* 
Headphone Output 
High Frequency Response 
Port Position 
Height 
Base Surface Area 
USB Port 
3.5mm Connection 
RCA Connection