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Advance Comparison
Brand Name
Polk
Klipsch
Elac
GENERAL:
Speaker Type
Bookshelf Speaker
Bookshelf Speaker
Bookshelf Speaker , Passive Speaker
Number Of Channels
2.0 way speaker
2.0 way speaker
2.0 way speaker
Amplification Type
Passive Speaker (External Amp)
Passive Speaker (External Amp)
Passive Speaker (External Amp)
Power Source
AC Powered
AC Powered
AC Powered
Control
Handheld Remote
N/A
N/A
N/A
Control by app
N/A
N/A
N/A
Amazon Alexa
N/A
N/A
N/A
Google Assistant
N/A
N/A
N/A
Specs
Power Range
30—200Wpc
Up to 85 watts
40-140 watts
Sensitivity
87dB
93 dB
85 dB
Impedance
4- and 8-ohm
8 ohms
4 ohms
Frequency Range
38Hz—40kHz
62-21k Hz
46-25k Hz
Crossover Frequencies
3200Hz
1660Hz
Low-Pass: 270 Hz, High-Pass: 2.7 kHz
Build Material
Enclosure
Ported
Bass-Reflex
Bass-reflex
Finish
MDF
MDF/Wood-grain vinyl
MDF
Color
Black
Black
Black, white
Audio Quality ( Tested )
Bass Accuracy:
Effortless low ends
Offer sufficient depth and impact without overpowering the other frequencies.
Hefty low-ends
Dialogue & Vocal Accuracy:
Loud and intelligible vocals.
Voices are rendered with precision, resulting in an immersive and engaging listening experience
Voices are loud and clear.
Treble Accuracy
Crisp and clear highs
They strike a balance between crispness and smoothness, ensuring a pleasant listening experience without harshness or sibilance.
Crisp highs.
Imaging & Soundstage:
Good imaging with broad and intense soundstage.
Offer a commendable imaging capability, allowing sound sources to be well-defined and accurately placed.
Good imaging and powerful soundstage.
Dynamic Range:
Decent dynamic range
Speakers exhibit a wide dynamic range, effortlessly handling both soft and powerful audio passages.
Good dynamic range
Power Handling:
Good power handling
They efficiently utilize power inputs, making them suitable for various listening environments.
Decent power handling
Frequency Response:
Wide frequency response
From the low-end to the high-end, they maintain clarity and fidelity, ensuring a well-rounded audio performance across different genres.
Wide frequency response
Transient Response:
Decent transient response
The Klipsch R-51M speakers exhibit excellent transient response, capturing the quick and precise changes in audio signals.
Good transient response
CONNECTIVITY:
Speaker Wire Input:
Yes
Yes
Yes
Speaker Level Input
N/A
N/A
N/A
Line Level Input
N/A
N/A
N/A
Digital Input (Optical)
N/A
N/A
N/A
Digital Input (Coaxial)
N/A
N/A
N/A
RCA Input
N/A
N/A
N/A
3.5mm Stereo Analog Input
N/A
N/A
N/A
Aux Input
N/A
N/A
N/A
Bi-amp Input:
N/A
N/A
N/A
HDMI Input
N/A
N/A
N/A
USB Port
N/A
N/A
N/A
Subwoofer Output
N/A
N/A
N/A
DRIVERS
Drive Unit
2x2
2x2
3
Tweeter Type
Terylene dome
Tractrix Horn
Soft-dome
Tweeter Size (inches)
1
1-inch
1-inch
Midrange Size (inches)
N/A
N/A
4
Midrange Type
N/A
N/A
aluminum cone
Woofer Size (inches)
6.5
5.25-inch
5.25-inch
Woofer Type
bi-laminate paper
Copper-spun IMG Surrounded by Rubber
aluminum cone
Other
Wireless Features
Bluetooth
N/A
N/A
N/A
Wi-Fi
N/A
N/A
N/A
Other
Size & Weight
Height (inches)
13
338.0mm ( 13.3-inch)
324.0mm ( 12.7-inch)
Width (inches)
7.5
178.0mm ( 7.0-inch)
200.0mm ( 7.8-inch)
Depth (inches)
10.99
215.0mm ( 8.4-inch)
273.0mm ( 10.7-inch)
Weight (pounds)
12lbs
5.00kg ( 11.00 lbs.)
7.48kg ( 16.46 lbs)
Recommended Stand Height (inches)
24-28
24-28 inch
24-31
IN THE BOX
Accessories:
Pair of Bookshelf loudspeakers, 2 Grilles, 8 Self-adhesive rubber feet, Owner's Manual, Online Product Registration
Pair of speakers,2 Grilles (installed),8 Self-adhesive rubber feet, Setup Guide.
1 pair of Bookshelf loudspeakers, 2 Grilles, Operating Instructions
User manual:
Yes
Yes
Yes
Connector:
Connector Type
5-way nickel-plated binding posts
Gold-plated binding posts
Post
Compatible Connector Types
bare wire, pin-connectors, spade-lugs, and banana plugs (single or dual)
banana plugs
bare-wire, pin-connectors, and banana plugs (single only).
Speaker Wire Compatibility
12 or 14AWG
10AWG
12 or 14AWG
Where to Buy
Ebay
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Ali-Expess
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Wallmart
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