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TCL 115QM7K 115" specifications and in-depth review

TCL 115QM7K 115"

Manufacturer: TCL

The TCL 115QM7K is a large-format television built around a 114.5″ QLED Mini-LED LCD panel that delivers a native 4K resolution of 3840 x 2160 pixels. Aimed at viewers who want an expansive screen presence, it combines Mini-LED backlighting with a wide color palette of 1.07 billion colors rendered at 10-bit depth, offering a detailed and nuanced picture across a broad range of content types. The panel supports HDR10, HDR10+, Dolby Vision, and HLG, covering virtually all major high dynamic range formats available today.

On the connectivity side, the TCL 115QM7K includes four HDMI ports all running at HDMI 2.1, two USB ports, a single RJ45 ethernet jack, and a 3.5mm headphone output, alongside Wi-Fi 5 and Bluetooth 5.4 for wireless use. Its 144Hz refresh rate is complemented by AMD FreeSync Premium Pro adaptive sync, making it compatible with variable frame rate sources. Audio capabilities include Dolby Atmos, DTS:X, DTS-HD High Resolution, a built-in subwoofer, and both ARC and eARC over HDMI. Smart features cover Google Assistant, Amazon Alexa, Chromecast, AirPlay, and USB recording, all managed through an integrated smart TV platform with voice command support.

Pros
  • Supports all four major HDR formats — HDR10, HDR10+, Dolby Vision, and HLG — covering a wide range of HDR content
  • Four HDMI 2.1 ports provide ample connections for high-bandwidth sources without requiring adapters or switching
  • AMD FreeSync Premium Pro adaptive sync alongside a 144Hz refresh rate makes the display well-suited for variable frame rate content
  • Comprehensive audio format support including Dolby Atmos, DTS:X, and a built-in subwoofer enables a fuller onboard sound experience
  • Both Chromecast and AirPlay are built in, allowing wireless casting from a broad range of devices without additional hardware
  • Anti-reflection coating and an ambient light sensor help maintain image clarity in rooms with varying lighting conditions
Cons
  • At approximately 99.8 kg, the physical weight makes installation and repositioning a significant logistical challenge
  • A pixel density of just 38 ppi, while typical for this screen size, results in lower sharpness per inch compared to smaller 4K panels
  • Wi-Fi is limited to Wi-Fi 4 and Wi-Fi 5, with no Wi-Fi 6 support according to the provided specs
  • The remote control is not rechargeable, requiring conventional battery replacement
  • Siri and Apple HomeKit are not supported, limiting smart home integration for users within the Apple ecosystem
  • There is no external memory slot, restricting local storage expansion options
Who is this for?

This TV is well-matched for users who want a genuinely large-screen viewing experience in a dedicated home cinema room or spacious open-plan living area, where its 114.5″ Mini-LED QLED panel can be appreciated at an appropriate viewing distance. The full suite of HDR format support — HDR10, HDR10+, Dolby Vision, and HLG — combined with Dolby Atmos, DTS:X, and a built-in subwoofer makes it a solid fit for those who prioritize cinematic audio-visual quality without relying entirely on external equipment. It also suits console and PC users who benefit from AMD FreeSync Premium Pro and a 144Hz refresh rate, as well as households that want broad smart platform coverage across Google Assistant, Alexa, Chromecast, and AirPlay from a single device.

Who is this NOT for?

This TV is a poor fit for anyone working with limited wall space or standard-sized rooms, as its width of over 2.5 meters and weight of nearly 100 kg demand substantial structural support and professional installation. Users who prefer minimalist setups or frequently rearrange their living space will find its sheer physical scale impractical. It is also not well-suited for Apple-centric households expecting Siri or Apple HomeKit integration, since neither is supported. Additionally, those who rely on expandable local storage will be restricted, as there is no external memory slot available on this model.

Display:

display resolution 4K (UHD)
Display type QLED, LED-backlit, LCD, Mini-LED
screen size 114.5"
resolution 3840 x 2160 px
pixel density 38 ppi
display colors 1070 million
bit depth 10-bit
refresh rate 144Hz
supports HDR10 ✓
supports HDR10+ ✓
supports Dolby Vision ✓
supports HLG ✓
Adaptive synchronization AMD FreeSync, AMD FreeSync Premium, AMD FreeSync Premium Pro
has anti-reflection coating ✓
has an ambient light sensor ✓
maximum horizontal viewing angle 178º
maximum vertical viewing angle 178º

The TCL 115QM7K features a 114.5″ QLED Mini-LED LCD panel with a native 4K UHD resolution of 3840 x 2160 pixels at 38 ppi, displaying up to 1.07 billion colors at 10-bit depth. Its 144Hz refresh rate is paired with AMD FreeSync, FreeSync Premium, and FreeSync Premium Pro adaptive sync support, making it well-suited for variable frame rate content. The display covers all four major HDR formats — HDR10, HDR10+, Dolby Vision, and HLG — and offers wide 178° viewing angles both horizontally and vertically. An anti-reflection coating and a built-in ambient light sensor help maintain consistent image clarity across different lighting conditions.

Connectivity:

Has Bluetooth ✓
HDMI version HDMI 2.1
HDMI ports 4
supports Wi-Fi ✓
Wi-Fi version Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Bluetooth version 5.4
USB ports 2
RJ45 ports 1
supports Miracast ✓
has a socket for a 3.5 mm audio jack ✓
has an external memory slot ✕
has a VGA connector ✕
has a DVI connector ✕

The TCL 115QM7K is equipped with four HDMI 2.1 ports alongside two USB ports and a single RJ45 ethernet jack for wired network access. Wireless connectivity is handled by Wi-Fi 4 (802.11n) and Wi-Fi 5 (802.11ac), complemented by Bluetooth 5.4 and Miracast support for screen mirroring. A 3.5mm headphone jack is also present for direct audio output. The TV does not include an external memory slot, a VGA connector, or a DVI connector.

Audio:

supports Dolby Digital ✓
has DTS Surround ✓
supports Digital Out ✓
supports Dolby Digital Plus ✓
has SRS TheaterSound HD ✕
has stereo speakers ✓
has Dolby Atmos ✓
has Dolby Audio ✓
supports Dolby Virtual ✕
has a subwoofer ✓
has a DTS-HD High Resolution ✓
has DTS:X ✓
HDMI ARC / eARC HDMI ARC, HDMI eARC

The TCL 115QM7K offers a broad set of audio capabilities, with stereo speakers and a built-in subwoofer handling onboard sound output alongside Digital Out for external audio routing. Format support spans Dolby Atmos, Dolby Audio, Dolby Digital, and Dolby Digital Plus on the Dolby side, while DTS coverage includes DTS Surround, DTS:X, and DTS-HD High Resolution Audio. Both HDMI ARC and eARC are supported for passing audio to external sound systems. SRS TheaterSound HD and Dolby Virtual are not included.

Design:

width 2565.9 mm
weight 99799 g
thickness 56.9 mm
height 1470.9 mm
volume 214750.973439 cm³
Supports VESA mount ✓
maximum operating temperature 35 °C
lowest potential operating temperature 5 °C

The TCL 115QM7K has a width of 2565.9 mm, a height of 1470.9 mm, and a thickness of 56.9 mm, with a total volume of approximately 214,750 cm³. Its weight sits at roughly 99,799 g, reflecting the substantial scale of a 114.5″ panel. The unit supports VESA mounting for wall installation, and is rated for operating temperatures between 5 °C and 35 °C.

Features:

has Chromecast built-in ✓
has AirPlay ✓
has built-in smart TV ✓
compatible with Google Assistant ✓
works with Alexa ✓
works with Siri/Apple HomeKit ✕
supports a remote smartphone ✓
has a rechargeable remote control ✕
supports USB recording ✓
standby power consumption 0.5W
has a search browser ✓
has a sleep timer ✓
has a child lock ✓
warranty period 1 years
has voice commands ✓

The TCL 115QM7K runs a built-in smart TV platform with an integrated web browser, sleep timer, child lock, and USB recording capability. Streaming flexibility is covered through both Chromecast built-in and AirPlay, while voice control is available via Google Assistant and Amazon Alexa; Siri and Apple HomeKit are not supported. The remote control is not rechargeable, though smartphone remote control is supported as an alternative. Utility features include a sleep timer, child lock, and voice commands, and standby power consumption is rated at 0.5W. The unit carries a one-year warranty.

Final Verdict

The TCL 115QM7K is a technically well-equipped large-format television that makes a clear case for itself in dedicated viewing environments where scale and format versatility are the priority. Its 114.5″ Mini-LED QLED panel with full HDR format coverage, 144Hz refresh rate, and AMD FreeSync Premium Pro position it as a capable screen for both cinematic content and variable frame rate sources, while the breadth of audio formats and smart platform integrations add genuine day-to-day utility. That said, its considerable physical dimensions and weight mean it demands careful planning around installation and room sizing, and a handful of omissions — notably Apple HomeKit support and Wi-Fi 6 — are worth noting for certain users. For those with the right space and setup, the 115QM7K represents a coherent, feature-complete option at the extreme end of consumer screen sizes.

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