| Model No |
55UN7440PVA |
AR55QDXGU2875AT |
| TV Type |
Smart TV |
Smart TV |
| Screen Size |
55 Inch (139 cm) |
55 Inch (139 cm) |
| Resolution |
4K 3840 x 2160 |
4K 3840 x 2160 |
| Aspect Ratio |
16:9 |
16:9 |
| Motion Rate |
50 Hz |
60 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, JPS, MPO |
|
| USB Version |
: 3.0 |
| Supported Audio Formats |
: MPEG1, MPEG2, MPEG4, AC3, EAC3, AAC, WMA, FLAC |
| Supported Video Formats |
: H.265, H.264, H.263, MPEG1, MPEG2, MPEG4 |
| Supported Picture Formats |
: JPEG, PNG |
|
| Video |
| BackLight |
: Direct 4K UHD |
| Backlight Type |
: Direct |
| Filmmaker Mode™ |
: Yes |
| Wide Viewing Angle |
: Yes |
| TruMotion |
: M100 |
| Resolution Upscaler |
: 4K Upscaler |
| HDR |
: Active HDR |
| HDR10 Pro |
: Yes ( 4K / 2K ) |
| HDR Effect |
: Yes ( 4K / 2K ) |
| HLG |
: Yes ( 4K / 2K ) |
| HEVC |
: 4K@60P, 10bit |
| VP9 ( Video Decoder ) |
: 4K@60P, 10bit |
| AV1 ( Video Decoder ) |
: 4K@60p, 10bit |
| HEVC ( Video Decoder ) |
: 4K@60p, 10bit |
| Image Enhancing |
: Image Enhancing |
| Dimming Algorithm |
: LG Local Contrast |
| Picture Processor |
: Quad Core Processor 4K |
| Dynamic Tone Mapping/Pro |
: HDR Dynamic Tone Mapping |
| Picture Mode |
: Yes 10 Modes ( Vivid, Standard, Eco, Cinema, Sports, Game, HDR Effect, Filmmaker, ( ISF ) Expert ( Bright Room ), ( ISF ) Expert ( Dark Room ) ) |
|
| Backlight |
: 4K UHD ULTRA QLED |
| HLG |
: Yes |
| HDR10 |
: Yes |
| Dolby Vision |
: Yes |
| Micro Dimming |
: Yes |
| Super Brightness |
: Yes |
| Wide Colour Gamut |
: Yes |
| Blue Light Reduction |
: Yes |
| Ai Picture Optimisation |
: Yes |
| Digital Noise Reduction |
: Yes |
| Dynamic Signal Calibration – DSC |
: Yes |
| Motion Estimation, Motion Compensation – MEMC |
: Yes |
| Response Time |
: 8 ms |
| Analog TV Reception |
: NTSC |
| Contrast Ratio |
: 5000:1 |
| Colours |
: 1.07 Billion Colours |
|
| Audio |
| Audio Output ( RMS ) |
: 20 W ( 10 W Per Channel ) |
| Dolby Digital |
: Yes |
| Sound Share |
: Yes |
| Clear Voice III |
: Yes |
| AI Acoustic Tuning |
: Yes |
| LG Sound Sync |
: Yes |
| Bluetooth Surround Ready |
: Yes |
| Auto Notification ( Bluetooth Easy Paring ) |
: Yes |
| AI Sound Pro |
: AI Sound |
| Speaker Direction |
: Down Firing |
| Surround Mode |
: Ultra Surround |
| Speaker System |
: 2.0 Channel Speaker |
| Simultaneous Audio Output |
: Yes ( Optical Output Or HP Support Model ) |
| Audio Codec |
: AC4, AC3 ( Dolby Digital ), EAC3, HE-AAC, AAC, MP2, MP3, PCM, WMA, apt-X ( Refer To Manual ) |
|
| Audio Output ( RMS ) |
: 80 W PRO |
| Sound Technology |
: Dolby Atmos+ |
| Surround Sound |
: Dolby MS12_Z |
| Dual Amplifier |
: Woofer - Tweeter |
| Speaker Type |
: High Fidelity Speakers With GIGA BASS |
| Sound Mode |
: Stadium, Standard, Movie, Music, Speech |
|
| Connectivity Options |
| HDMI |
: 3 ( 1 Rear, 2 Side ) |
| USB |
: 2 ( 1 Rear, 1 Side ) |
| Ethernet Input / LAN |
: Yes ( Rear ) |
| SPDIF ( Optical Digital Audio Out ) |
: Yes ( Rear ) |
| Headphone Out |
: Yes ( Rear ) |
| A-CAS |
: Yes ( Side ) |
| CI Slot |
: Yes ( Side ) |
| Bluetooth Version 5.0 |
: Yes |
| Screen Share |
: Yes |
| Wi-Fi TV On |
: Yes |
| Simplink ( HDMI CEC ) |
: Yes |
| eARC / ARC ( Audio Return Channel ) |
: ARC ( HDMI 2 ) |
| WiFi |
: Yes (802.11ac) |
| RF In |
: 2 ( Rear, RF / Sat ) |
| Bluetooth Low Energy On |
: Yes |
| Component |
: Yes ( Rear, Component In / AV In common ) |
| Composite In ( AV ) |
: Yes ( Rear, Component In / AV In common ) |
|
| HDMI 2.1 |
: 3 ( 1 Supports eARC ) |
| USB ( 3.0 + 2.0 ) |
: 2 ( 3.0 X 1, 2.0 X 1 ) |
| Bluetooth 5.2 |
: Yes |
| Built In Wi-Fi |
: Yes |
| Ethernet / LAN |
: Yes |
| Internet Access |
: Yes |
| Headphone Jack |
: Yes |
| 2 Way Bluetooth |
: Yes |
| Chromecast Built-In |
: Yes |
| Wireless LAN Adapter |
: Yes |
| Wi-Fi Type |
: Dual Band Wifi 2.4GHz + 5GHz |
|
| Smart TV Features |
| Operating System |
: webOS Smart TV |
| CPU |
: Quad |
| ThinQ |
: Yes |
| ThinQ App |
: Yes |
| AI UX |
: Yes |
| AI Recommendation / AI |
: Yes |
| AI Home |
: Yes |
| Intelligent Edit |
: Yes |
| Home Dashboard |
: Yes |
| Intelligent Voice Recognition |
: Yes |
| Related Content Search |
: Yes |
| Mobile Connectivity |
: Yes |
| LG Store |
: Yes |
| DIAL |
: Yes |
| Quick Access |
: Yes |
| 360° VR Play |
: Yes |
| Magic Remote Control Built-In |
: Yes |
| Web Browser |
: Yes |
| Music Player |
: Yes |
| TV On With Mobile |
: Yes |
| Block Access To Harmful Site |
: Yes |
| Network File Browser |
: Yes |
| Hotel Mode |
: Yes |
| Sports Alert |
: Yes |
| Music Discovery |
: Yes |
| LG Voice Search |
: Yes |
| Speech To Text |
: Yes |
| Universal Control |
: Yes |
| Auto Device Detection |
: Yes |
|
| Operating System |
: Google TV With Android 14 |
| CPU |
: DUAL AI- CORE Processor |
| GPU |
: IMG BXE, Open GL ES3.2 |
| RAM |
: 2 GB |
| ROM |
: 16 GB |
| Far-Field Mic |
: Yes |
| Screen Mirroring |
: Yes |
| Google Assistant |
: Yes |
| Google Play Store |
: Yes |
| Supported App - Netflix |
: Yes |
| Supported App - Youtube |
: Yes |
| Supported App - Disney + Hotstar |
: Yes |
| Supported App - Prime Video |
: Yes |
| Operating System Present |
: Yes |
| Supported Mobile Operating System |
: Android, iOS |
| Supported Devices For Casting |
: Mobile, Laptop, PC |
| Voice Assistant |
: Yes, Voice Enabled Smart Remote |
| Pre – Installed Applications |
: Netflix, Prime Video, Youtube, Google Play, FastCast, Smart Player |
| Supported Internet Services |
: Netflix, Prime Video, Zee5, Eros Now, JioCinema, SonyLiv, Youtube, Hungama, Google Play Store, Hotstar |
| Supported App - Others |
: MX Player, Sony Liv, Voot, Voot Kids, Zee5, Spotify, Prime Music, Hungama, Google Music, Smart Player, Google Games |
| Content Providers |
: Netflix, Prime Video, Hotstar, YouTube, Smart Device Manager, Fast Cast, Google Play Store, World Clock, Meeting Mode |
|
| Other Features |
| HGiG Mode |
: MR |
| Instant Game Response ( ALLM ) |
: Yes |
| Digital TV Reception ( Terrestrial, Cable, Satellite ) |
: Yes |
| Teletext (Top / Flof / List ) |
: Yes |
| [ DVB ] Subtitle |
: Yes |
| AD ( Audio Description ) |
: Yes |
| EPG ( 8 Days ) |
: Yes |
| Time Machine ( DVR ) |
: Yes |
| Time Shift |
: Yes |
| Digital Recording |
: Yes |
| Analog TV Reception |
: Yes |
| Analog DVR |
: Yes |
| Teletext Page |
: Yes |
| Cable |
: DVB-C |
| Terrestrial |
: DVB-T2 |
| Satellite |
: DVB-S2 |
|
| Design |
: Frameless Design |
| Clock |
: Yes |
| Teletext |
: Yes |
| Watchlist |
: Yes |
| RF Capable |
: Yes |
| Sleep Timer |
: Yes |
| Kids Profile |
: Yes |
| ECO Mode |
: Yes |
| Color Screen |
: Yes |
| Smart Remote |
: Yes |
| On / Off Timer |
: Yes |
| Personal Profile |
: Yes |
| Auto Power Off |
: Yes |
| Auto Low Latency Mode ( ALLM ) |
: Yes |
| 120Hz Variable Refresh Rate ( VRR ) |
: Yes |
| System Languages |
: English |
| Content Languages |
: English |
| Other Remote Control Features |
: 4 Hotkeys - Netflix, Prime Video, YouTube, Disney+ Hotstar |
| Comprehensive Warranty |
: 1 Year Comprehensive Warranty from the Date of Purchase |
|
| General Details |
| Power Supply |
: AC 100 ~240 V 50-60 Hz |
| Energy Efficiency Class |
: A |
| On Mode Power Consumption ( W ) |
: 101 W |
| Annual Power Consumption ( kWh ) |
: 147 kWh |
| Power Consumption Standby |
: Under 0.5 W |
| Luminance Ratio (%) |
: 65 |
| Mercury Content ( Mg ) |
: 0.0 |
| Energy Saving Mode |
: Yes |
| Illuminance Green Sensor |
: Yes |
| Energy Standard |
: Yes |
|
| Power Requirements |
: AC 110 – 240 V, 50Hz / 60Hz |
| Power Consumption |
: 170 W |
| Power Consumption Stand By |
: 0.5 W |
| Weight Without Stand |
: 11.80 Kg |
|
| Supplied Accessories |
| Remote Control |
: MR20 |
| AA x 2EA Batteries |
: Yes |
| User Manual |
: Yes |
| Power Cable |
: Yes ( TV Detached ) |
|
| Smart Remote Control - 1N |
: IR, Bluetooth |
| Batteries AAA -2N |
: Yes |
| Table Stand Base |
: Yes |
| Power Cable - 1N |
: Yes |
| User Manual - 1N |
: Yes |
| Warranty Card - 1N |
: Yes |
|
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Compare LG 55UN7440PVA with:
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Compare Acer AR55QDXGU2875AT with:
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Audio output differs between the two (20 W ( 10 W Per Channel ) vs 80 W PRO), which can influence overall sound clarity and loudness. Both models support 4K 3840 x 2160 resolution, ensuring sharp picture quality with detailed visuals for movies, shows, and gaming. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. LG 55UN7440PVA and Acer AR55QDXGU2875AT are well-equipped smart TVs that aim to provide a balance of picture quality, performance, and smart capabilities. LG 55UN7440PVA and Acer AR55QDXGU2875AT offer different motion rates (50 Hz vs 60 Hz), which can impact smoothness during fast-moving scenes like sports and gaming. From a practical standpoint, both options provide a reliable viewing experience for most users. Both TVs come in similar screen sizes, making them suitable for comparable viewing setups and room environments. Both TVs come with smart platforms that support popular streaming apps and voice control features. Verdict: Choosing between LG 55UN7440PVA and Acer AR55QDXGU2875AT depends on your usage, whether you prioritize display quality, smoother motion, or smart features. Top Differences- Refresh Rate: 50 Hz Vs 60 Hz
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