| Model No |
75QNED91TSA |
75R648 |
| TV Type |
Smart TV |
Smart TV |
| Screen Size |
75 Inch (191 cm) |
75 Inch (191 cm) |
| Resolution |
4K 3840 x 2160 |
8K 7680 x 4320 |
| Aspect Ratio |
16:9 |
16:9 |
| Motion Rate |
120 Hz |
480 Hz |
| Viewing Angle |
178°/178° |
178°/178° |
| USB |
| USB Version |
: 2.0 |
| Supported Audio Formats |
: MP3, AC4, AC3, EAC3, AAC, MP2, PCM, WMA |
| Supported Video Formats |
: MKV, DivX, MP4, AVI, ASF, MOV, FLV |
| Supported Picture Formats |
: JPEG, PNG, BMP, WebP, JPS, MPO |
|
| USB Version |
: 2.0 |
| Supported Audio Formats |
: MP3, AC3, AAC, AC4 |
| Supported Video Formats |
: AVI, DIV, MPEG-4, MPEG-H, MP4, VC-1, VP8, PP9 |
| Supported Picture Formats |
: JPEG, PNG ,BMP, HEIF |
|
| Video |
| Backlight |
: 4K UHD QNED Mini LED |
| HLG |
: Yes |
| HDR10 |
: Yes |
| Dolby Vision |
: Yes |
| Filmmaker Mode™ |
: Yes |
| AI Brightness Control |
: Yes |
| Dynamic Tone Mapping Pro |
: Yes |
| Motion |
: Motion Pro |
| AI Genre Selection |
: Yes ( SDR, HDR ) |
| Wide Colour Gamut |
: QNED Colour Pro |
| Picture Processor |
: α8 AI Processor 4K |
| Dimming Technology |
: Precision Dimming |
| High Frame Rate ( HFR ) |
: 4K 120 Fps ( HDMI ) |
| AI Upscaling |
: α8 AI Super Upscaling 4K |
| Picture Mode |
: 10 Modes ( Personalized Picture Wizard, Vivid, Standard, Eco, Cinema, Sports, Game, Filmmaker, ( ISF ) Expert ( Bright Room ), ( ISF ) Expert ( Dark Room )) |
|
| Backlight |
: Mini-LED QLED |
| THX Certified Game Mode |
: Yes |
| Variable Refresh Rate (VRR) |
: Yes |
| Auto Game Mode |
: Yes |
| IPQ Engine |
: Yes |
| Display Colors |
: 1.07 Billion |
| Natural Motion |
: Natural Motion 480 |
| HDR |
: Dolby Vision, HDR10, HLG |
|
| Audio |
| Audio Output ( RMS ) |
: 40 W |
| Dolby Atmos |
: Yes |
| LG Sound Sync |
: Yes |
| AI Acoustic Tuning |
: Yes |
| Sound Mode Share |
: Yes |
| Simultaneous Audio Output |
: Yes |
| Speaker Direction |
: Down Firing |
| Speaker System |
: 2.2 Channel |
| Bluetooth Surround Ready |
: Yes ( 2 Way Playback ) |
| WiSA Ready |
: Yes ( Up To 2.1 Channel ) |
| Clear Voice Pro |
: Yes ( Auto Volume Leveling ) |
| AI Sound |
: α8 AI Sound Pro ( Virtual 9.1.2 Up-Mix ) |
| Audio Codec |
: AC4, AC3 ( Dolby Digital ), EAC3, HE-AAC, AAC, MP2, MP3, PCM, WMA, apt-X ( Refer To Manual ) |
|
| Audio Output ( RMS ) |
: 15 W X 2 Speakers + 30 W Subwoofer |
| Dolby Processing |
: Dolby Atmos / Dolby Digital Plus |
| Audio Passthrough |
: Dolby Atmos / Dolby Digital Plus / Dolby Digital / PCM |
|
| Connectivity Options |
| HDMI ( 2.1 ) |
: 4ea ( Supports 4K 120Hz, eARC, VRR, ALLM, QMS ( 4 Port )) |
| USB ( 2.0 ) |
: 2ea |
| Ethernet / LAN |
: 1ea |
| RF Input ( Antenna / Cable ) |
: 2ea |
| Optical Digital Audio Out ( SPDIF ) |
: 1ea |
| Wi-Fi 5 |
: Yes |
| Bluetooth 5.1 |
: Yes |
| Simplink ( HDMI CEC ) |
: Yes |
| HDMI Audio Return Channel |
: eARC ( HDMI 3 ) |
|
| HDMI |
: 4 HDMI ( Two HDMI 2.1 Standard, Plus One With eARC ) |
| USB 2.0 |
: 1 |
| RF Input ( NTSC, ATSC ) |
: 1 Yes |
| Ethernet |
: 1 Yes |
| SPDIF Digital Audio Optical |
: 1 Yes |
| Audio Output Headphone |
: 1 Yes |
| Wi-Fi Type |
: 802.11ac 2x2 Dual Band ( Support 2.4GHz & 5GHz ) |
|
| Smart TV Features |
| Operating System |
: WebOS 24 Smart TV |
| ThinQ |
: Yes |
| Multi View |
: Yes |
| LG Channels |
: Yes |
| Always Ready |
: Yes |
| Family Settings |
: Yes |
| Full Web Browser |
: Yes |
| USB Camera Compatible |
: Yes |
| Works With Apple Airplay2 |
: Yes |
| Intelligent Voice Recognition |
: Yes |
| Magic Remote Control Built-In |
: Yes |
| Room To Room Share |
: Yes ( Receiver ) |
| Smartphone Remote App |
: Yes ( LG ThinQ ) |
|
| Operating System |
: Roku TV |
| Advanced PQ Setting With Mobile App |
: Yes |
| Live TV Pause from antenna ( Up To 30 Minutes ) |
: Yes |
| Control Buttons |
: One Button |
| Smart Platform |
: ATSC / NTSC / Clear QAM |
| Easy Voice Control |
: Works With Siri, Alexa, And Hey Google |
|
| Other Features |
| Design |
: Sleek Slim Design |
| Gray Scale |
: Yes |
| Invert Colors |
: Yes |
| High Contrast |
: Yes |
| Warranty Period |
: 1 Year Parts & Labor |
|
| Closed Caption |
: Yes |
| Parental Control ( V-Chip ) |
: Yes |
| Accessible Menu System ( CVAA ) |
: Yes |
| Sleep Timer |
: Yes |
| 1 Year Limited Warranty |
: Yes |
| Multilingual On-Screen-Display |
: English, Spanish, French, German, Portuguese |
|
| General Details |
| Power Supply |
: AC 100~240V 50-60Hz |
| Power Consumption Standby |
: Under 0.5 W |
| Energy Star Rating |
: 5.0 |
| Weight Without Stand |
: 41.9 Kg |
| Weight With Stand |
: 50.1 Kg |
| Packaging Weight |
: 61.5 Kg |
| VESA Mounting |
: 400 mm X 400 mm |
|
| Power Supply (Voltage, Hz) |
: AC 100V-240V 50/60Hz |
| Annual Power Consumption |
: 625 KWH/Y |
| Power Consumption Standby |
: ＜0.5 W |
| Weight Without Stand |
: 40.51 Kg |
| Weight With Stand |
: 42.00 Kg |
| Packaging Weight |
: 57.01 Kg |
| VESA Hole Pattern |
: 400 mm x 400 mm |
|
| Supplied Accessories |
| Remote Control |
: Magic Remote Control MR24 |
| Power Cable |
: Yes ( Attached ) |
| Remote Control Batteries |
: AA X 2EA |
|
| Remote Control |
: Pro Voice Enabled Remote Control RC580 |
| 2 AAA Batteries |
: Yes |
| Warranty Card |
: Yes |
| Screws |
: Yes |
| Screw Size |
: M6 x 20 |
| Quick Start Guide |
: Yes English |
| Power Cord Type |
: Detachable |
|
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Compare LG 75QNED91TSA with:
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Compare TCL 75R648 with:
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Key Differences
From a practical standpoint, both options provide a reliable viewing experience for most users. Both TVs come with smart platforms that support popular streaming apps and voice control features. Both TVs come in similar screen sizes, making them suitable for comparable viewing setups and room environments. Audio output differs between the two (15 W X 2 Speakers + 30 W Subwoofer vs 40 W), which can influence overall sound clarity and loudness. TCL 75R648 and LG 75QNED91TSA offer different motion rates (480 Hz vs 120 Hz), which can impact smoothness during fast-moving scenes like sports and gaming. TCL 75R648 and LG 75QNED91TSA differ in resolution (8K 7680 x 4320 vs 4K 3840 x 2160), which can affect overall clarity and sharpness of the display. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. TCL 75R648 and LG 75QNED91TSA are two competitive smart TVs offering a mix of display performance, smart features, and overall value for different types of users. Verdict: Choosing between TCL 75R648 and LG 75QNED91TSA depends on your usage, whether you prioritize display quality, smoother motion, or smart features.
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