Samsung

Samsung UN78KU7500FXZA - 78-Inch 4K Curved Smart LED TV

3.3 (24 reviews)
4K

A massive 78-inch curved 4K UHD Smart LED TV that wraps your field of vision in precise color and deep contrast.

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Overview

The Samsung UN78KU7500FXZA is built around a 78-inch curved LED panel running at 4K Ultra HD resolution, making it one of the larger consumer TVs available. The curvature is designed to wrap the image slightly toward the viewer, reducing the perceived distance difference between the center and edges of the screen — an effect that becomes genuinely noticeable at this size. Samsung's UHD processing engine delivers precise color reproduction and deeper blacks through enhanced contrast, while Motion Rate 120MR processing works to reduce blur during fast-paced content like live sports and action sequences.

As a Smart TV, it connects to your home network via built-in Wi-Fi and provides direct access to popular streaming platforms without requiring a separate device. Connectivity includes 3 HDMI ports and 2 USB inputs, covering most home theater configurations. The physical footprint is substantial — nearly 70 inches wide and over 15 inches deep with the stand — so wall mounting is worth serious consideration both for aesthetics and for reclaiming furniture space. For buyers with a room large enough to sit at an appropriate viewing distance, the UN78KU7500 delivers an enveloping big-screen experience that smaller TVs simply cannot replicate.

Key Features

Motion Rate: 120MR

Backlight: LED

Smart Functionality: Yes- built in Wi-fi

Dimensions (W x H x D): TV w/ stand: 69.1 x 43.1 x 15.1, TV w/o stand: 69.1 x 39.9 x 4.3

Inputs: 3 HDMI, 2 USB

Specifications

Brand
Samsung
Model
UN78KU7500FXZA
Screen Size
78 inches
Resolution
4K Ultra HD
Screen Type
Curved LED
Smart TV
Yes (Built-in Wi-Fi)
Motion Rate
120MR
Backlight
LED
Inputs
3 HDMI, 2 USB
Dimensions (with stand)
69.1 x 43.1 x 15.1 inches
Dimensions (without stand)
69.1 x 39.9 x 4.3 inches

Pros & Cons

👍 Pros

  • 78-inch screen size delivers a genuinely cinematic viewing experience at home
  • 4K UHD resolution provides sharp detail even at this large panel size
  • Curved design reduces perceived edge distortion and adds depth at this screen size
  • Built-in Smart TV platform eliminates the need for an external streaming device
  • Three HDMI ports accommodate multiple source devices simultaneously

👎 Cons

  • Curved screen creates glare and reflections from off-angle light sources more than flat panels
  • At 69.1 inches wide with stand, it requires a very large media console or wall mount
  • The 15.1-inch stand depth demands significant surface area on furniture
  • Limited to 3 HDMI inputs, which can be tight for home theater setups with many components
  • Older KU7500 series lacks HDR10+ and newer Samsung processing features

Frequently Asked Questions

At 78 inches, the curve becomes meaningful — it reduces edge distortion and creates a more uniform viewing distance across the panel, making the image feel more immersive from a centered seating position.
Yes, it is a Smart TV with built-in Wi-Fi and Samsung's smart platform, giving you access to streaming apps directly without an external device.
The UN78KU7500 has 3 HDMI inputs and 2 USB ports, providing enough connections for a soundbar, game console, and streaming stick simultaneously.
Motion Rate 120MR is Samsung's motion processing metric that combines the native refresh rate with backlight scanning to reduce blur during fast-moving content like sports and action scenes.
With the stand, it measures 69.1 x 43.1 x 15.1 inches, so you will need a media console at least 70 inches wide and 16 inches deep to support it.