LG OLED B4 vs LG OLED E9
Better figure, where one is clearly better
| LGOLED B4 | LGOLED E9 | |
|---|---|---|
| Overview | ||
| Released | March 2024 | 2019 |
| Display | ||
| Panel | OLED | OLED |
| Panel detail | Self-lit 4K OLED with pixel dimming | Picture-on-Glass OLED panel with pixel dimming |
| Resolution | 3840 × 2160 (4K) | 3840 × 2160 (4K) |
| Refresh rate | 120 Hz | 120 Hz |
| HDR formats | Dolby Vision, HDR10, HLG | Dolby Vision, HDR10, HLG |
| HDR extras | – | LG also lists Advanced HDR by Technicolor; HDR10 Pro is LG processing for HDR10, not HDR10+ |
| Peak brightness | – | AVForums measured just under 700 nits on 1–10% HDR windows on the 55E9; review measurement, not an LG claim |
| Picture processing | AI Picture Pro, α8 AI Super Upscaling 4K, AI Brightness Control, Dynamic Tone Mapping Pro and Filmmaker Mode | α9 Gen 2 with AI Picture, AI Brightness, Quad Step Noise Reduction, 4K upscaling, True Colour Accuracy Pro and HDR Dynamic Tone Mapping Pro |
| Picture modes | Personalised Picture Wizard, Vivid, Standard, APS, Cinema, Sports, Game, Filmmaker and ISF Expert bright/dark room modes | – |
| Motion handling | Native 120Hz panel; OLED Motion and HDMI 4K 120 fps input | LG lists OLED Motion Pro and 4K high-frame-rate playback; its launch UK sheet says 4K HFR via HDMI would receive an update |
| Sizes | ||
| Sizes | 48, 55, 65, 77″ | 55, 65″ |
| Largest size | 77″ (better) | 65″ |
| Gaming | ||
| HDMI ports | 4 (all HDMI 2.1 at 4K 120 Hz+) | 4 (all HDMI 2.1 at 4K 120 Hz+) |
| Variable refresh rate | HDMI VRR, FreeSync Premium, G-Sync Compatible | HDMI VRR, G-Sync Compatible |
| Auto low latency mode | Yes | Yes |
| HDMI detail | Four inputs support 4K 120Hz, VRR, ALLM and QMS; eARC on HDMI 3 | Four HDMI 2.1 inputs, one rear and three side; eARC on HDMI 2. AVForums confirms all four can handle 4K 120Hz after the advertised HDMI HFR update. |
| Variable refresh range | LG specifies 40–120Hz | HDMI variable refresh rate supported; LG did not publish a range in the UK spec table |
| Input lag | – | AVForums measured 12.8 ms in game mode on the OLED55E9 |
| Game features | Game Optimiser and Dashboard, HGiG, AMD FreeSync Premium, NVIDIA G-SYNC Compatible and Dolby Vision gaming at 4K 120Hz | Instant Game Response with VRR and ALLM. LG later announced G-SYNC Compatible support for 2019 E9 models via firmware; it was not a launch feature. |
| Smart TV and sound | ||
| Smart TV platform | webOS | webOS |
| Processor | α8 AI Processor 4K | α9 Gen 2 Intelligent Processor |
| Speakers | 20 W, 2.0 channels | 60 W, 4.2 channels (better) |
| Dolby Atmos | Yes | Yes |
| eARC | Yes | Yes |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 5 (802.11ac) |
| Bluetooth | 5.1 | 5.0 |
| Speaker detail | Down-firing 2.0-channel speakers | Front-firing 4.2-channel, 60 W system including 20 W of woofer power |
| Audio features | α8 AI Sound Pro with virtual 9.1.2 up-mixing, acoustic tuning, Clear Voice Pro, Bluetooth Surround Ready and WiSA up to 2.1 channels | Dolby Atmos, AI Sound, Dolby Surround, DTS decoding, LG Sound Sync and WiSA speaker compatibility |
| Voice assistants | Built-in Amazon Alexa and LG intelligent voice recognition; supported languages vary by country | LG UK lists Google Assistant; its spec table says Alexa compatibility requires the later 2019 Magic Remote revision. LG's March launch announcement describes Alexa as a later firmware update. |
| Casting | Apple AirPlay 2, ThinQ remote app and Multi View | LG UK lists Apple AirPlay 2, a mid-2019 update according to its launch announcement |
| Software updates | webOS 24; LG states four upgrades over five years with regional scheduling differences and security support through 31 December 2028. LG Australia's March 2024 launch notice confirms the range available now and lists 55/65-inch B4 March availability; release records that first confirmed series month, not a universal UK size-specific date. | webOS with Magic Remote and ThinQ AI. LG's March 2019 press expected the 65-inch E9 at US dealers in April; UK reporting listed 29 April for OLED65E9PLA. Neither established actual first sale, so release uses year precision. |
| TV tuners | – | UK DVB-T2/C/S2 with HbbTV, EPG and digital recording |
| USB | Two USB 2.0 ports | Three USB ports, two rear and one side |
| Ethernet | Ethernet LAN port | Rear Ethernet LAN port |
| Optical audio out | One optical digital audio output | Rear optical digital audio and headphone/line output |
| Design and power | ||
| Size | Without stand (W × H × D): 48″ 1070 × 620 × 45.9 mm; 55″ 1228 × 708 × 45.9 mm; 65″ 1449 × 832 × 45.9 mm; 77″ 1719 × 989 × 50.9 mm | Without stand (W × H × D): 55″ 1226 × 753 × 50.3 mm; 65″ 1447 × 877 × 50.3 mm |
| Stand | With stand (W × H × D; weight): 48″ 1070 × 684 × 235 mm, 11.7 kg; 55″ 1228 × 772 × 235 mm, 14.5 kg; 65″ 1449 × 896 × 235 mm, 17.3 kg; 77″ 1719 × 1057 × 319 mm, 23.5 kg. Stand footprint: 48″ 933 × 235 mm; 55/65″ 1057 × 235 mm; 77″ 1403 × 319 mm. | With stand (W × H × D): 55″ 1226 × 753 × 220 mm; 65″ 1447 × 877 × 220 mm. The published weights in configurations include the stand. |
| VESA pattern | 300 × 200 mm across these UK sizes | 300 × 200 mm on both sizes |
| Power use | Under 0.5 W standby; 100–240 V AC, 50–60Hz supply | LG UK lists standby below 0.5 W |
| In the box | Magic Remote MR24, two AA batteries and attached power cable | MR19 Magic Remote, two AA batteries and attached power cable |
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