Our Verdict
The LG LN5700 LED TV is basically the same as the cheaper LN5400, but with an added smart TV interface. If you do not need this, save yourself some money and get the cheaper LN5400. Both have the same picture quality, which means they perform well in a bright room and not so well in a dark one.
- Great viewing angle for an LED TV.
- Average amount of motion blur for an LED.
- Low contrast. The blacks will appear slightly gray in a dimmed room.
- Average input lag. Most gamers will not notice it.
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We buy and test dozens of TVs yearly, taking an objective, data-driven approach to deliver results you can trust. Our testing process is complex, with hundreds of individual tests that take over a week to complete. Most of our tests are done with specially designed test patterns that mimic real content, but we also use the same sources you have at home to ensure our results match the real-world experience. We use two main tools for our testing: a Colorimetry Research CR-100 colorimeter and a CR-250 spectroradiometer.
Test Results
The contrast on the LN5700 isn't good, which results in grayish blacks. This TV isn't the best option in this price range for a dark room (the Samsung F5500 performs a lot better).
The viewing angle on the LN5700 is really good, without any discoloration. Half the maximum contrast was present at 37°.
The motion blur is slightly worse than the average LED.
It supports 24p playback without judder and it also has the option to turn on the soap opera effect.
The input lag is higher than the similar LN5400, but it shouldn't be noticed by the majority of gamers.