Compare with...

  • LG LM7600
  • Sony BRAVIA EX720 Series
  • LG LS5700
  • Samsung 7000 Series
  • LG LM6700
$1,508
  • 55" 1080p LED-backlit
  • 3D 240 Hz
  • Internet enabled
Released January, 2012
and my internet is FiOS fast, and the TV was connected with an ethernet cable.
Rated 20% by by S.-Hyvonen---metallic-proghead (Feb, 2013)
 
  • 40" 1080p
  • 120 Hz
First seen on March, 2012
This TV was easy to put together and WOW what a picture, clear and sharp.
Rated 100% by by amr (Sep, 2012)
 

Conclusion Which is better for you?

87%
55%
View Details
71%
37%
100%
100%
View Details
73%
72%
View Details

Winner

SonyBRAVIA HX750 Series

83
66

Features Key features of the Sony BRAVIA HX750 Series compared to the Sony BRAVIA EX640 Series

55

LED-backlit

Front view of Sony BRAVIA HX750 Series
The four HDMI ports and two USBs are standard for a modern TV.
Rated 60% by by c|net (Mar, 2012)
Front view of Sony BRAVIA EX640 Series

40

The picture was crystal clear with no motion blur.
Rated 100% by by Anthony-Stevens (Jun, 2012)

size

55"
40"
I performed a hands-on evaluation of the 55-inch KDL-55HX750, but this review also applies to the other screen sizes in the series.
BRAVIA HX750 Series by c|net (Mar, 2012)
I performed a hands-on evaluation of the KDL-46EX640, but this review also applies to the other screen sizes in the series.
BRAVIA EX640 Series by c|net (Sep, 2012)

thickness

Sony BRAVIA HX750 Series
Sony BRAVIA EX640 Series
The TV is light, and thin...plenty bright for a living room with lots of windows.
BRAVIA HX750 Series by Rcommander--Rcom (Oct, 2012)
If you're looking for a fairly large, but very thin TV with the best picture out there, this is your new TV!
BRAVIA EX640 Series by John-Keitz (Apr, 2013)
 

Performance Real world tests of Sony BRAVIA HX750 Series vs Sony BRAVIA EX640 Series

power consumption

Sony BRAVIA HX750 Series
Sony BRAVIA EX640 Series
And the power consumption is dramatic.
BRAVIA HX750 Series by Richard-Franks (Jun, 2012)
 

Differences What are the advantages of each

Advantages compared to the EX640 Series 40"

Significantly bigger 55" vs 40"
Around 40% bigger
Supports 3D Yes vs No
Somewhat common; enjoy realistic 3D videos at home
Has built-in Ethernet Yes vs No
Somewhat common; access streaming content over the Internet
Is DLNA DMP Yes vs No
Somewhat common; easier to share and enjoy your digital photos, music and video
Has Wi-Fi built-in, 802.11g vs None
Most TVs don't have Wi-Fi; access streaming content with no wires
Has a VESA mount 300 mm x 300 mm vs None
Very few TVs have a VESA mount; easily mount your TV on a wall using standardized hardware
Faster refresh rate 240 Hz vs 120 Hz
2x faster refresh rate; minimize motion blur for sports and action movies
More RF inputs 1 vs 0
1 more RF inputs

Advantages compared to the HX750 Series 55"

Has CEC BRAVIA Sync vs None
Very few TVs support CEC; control all your devices with one remote
Supports picture-in-picture Yes vs No
Somewhat common; keep an eye on two channels at once
Average power consumption 58 Watts vs 141 Watts
Consumes 2.4x less power

Reviews Word on the street

Sony BRAVIA HX750 Series

Sony BRAVIA EX640 Series

Rated 60%
Read the review (Mar, 2012)
Just as with the EX720 before it, the HX750 has very accurate colors in mid-to-bright areas and it was able to keep pace with our color reference, the 2011 Samsung D7000 plasma.
Rated 67%
Read the review (Sep, 2012)
Connectivity: For a TV under $1,000, the Sony actually offers a decent number of connections, with four HDMI inputs, two composite ports, a single component, and two USB inputs.
Rated 85% by 70 users at amazon.com
It seems to me that the values are gamma'd up, essentially crushing the dark shadow valued details.
Rated 80% by by richfallatjr (May, 2012)
Others have covered the picture quality etc. very well here, and yes - the picture quality is very good.
Rated 20% by by S.-Hyvonen---metallic-proghead (Feb, 2013)
I had my doubts an in-home television could deliver experiences anywhere close to cinema quality.
Rated 80% by by richfallatjr (May, 2012)
Rated 77% by 36 users at amazon.com
This televisions contrast ratio is amazing, you can always tell a difference between the colors, especially the dark scenes vesus the very light scenes.
Rated 80% by by bronnson (May, 2012)
The colors are incredibly sharp and the contrast is perfect.
Rated 100% by by John-Keitz (Apr, 2013)
I am particular about sound quality as well, and don't believe that any of the speakers that are built into TVs nowadays are worth a darn.
Rated 100% by by Seth-Dewey (Sep, 2012)

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