Quick/Comparisons
| 40 in Full HD, 1920 x 1080 pixels | Display | 55 in 4K, 3840 x 2160 pixels |
| Yes | Wi-Fi | Yes |
| — | Internet Access In Remote | — |
Compare with something else?
Compare Acer Ultra I with another →| 40 in | Size (Diagonal) | 55 in |
| Full HD, 1920 x 1080 pixels | Screen Resolution | 4K, 3840 x 2160 pixels |
| 60 Hz | Refresh Rate | 60 Hz |
| 16:9 | Aspect Ratio | 16:9 |
| — | Viewing Angle | — |
| Yes | HDR | Yes |
| HDR10 | HDR Format Types | HDR10, HLG |
| — | Anti Reflection | — |
| — | Other Display Features | — |
| 2 | USB Ports | 1 |
| 3 | HDMI Ports | 3 |
| 1 | RF Input (Analog Co-axial) Ports | 2 |
| — | Headphone/Speaker Output Ports | — |
| — | HDMI Audio Return Channel | Yes, eARC (HDMI 2) |
| Yes | Optical Digital Audio Out | Yes |
| Yes | Screen Mirroring | Yes |
| — | Apple AirPlay | Yes |
| — | Miracast | — |
| — | Built-In Chromecast | Yes |
| — | Ethernet | Yes |
| — | Audio Formats Supported | AC4, AC3(Dolby Digital), EAC3, HE-AAC, AAC, MP2, MP3, PCM, apt-X |
| — | Number Of Speakers | 2 |
| 26 W | Total Speaker Output | 20 W |
| — | Output Per Speaker | 10 W |
| Dolby Audio | Sound Technology | Dolby Atmos |
| — | Sound Modes | — |
| AR40FDGGU2841BD | Model | 55UA83506LA |
| LED | Type | LED |
| 1 Year | Warranty | 1 Year |
| 1 Television, 1 Remote Control, 2 Table Stands, 4 Screws, 1 Wall Mount Kit | In The Box | 1 x Television U, 1 x Magic Remote, 1 x Power Cable, 1 x Warranty Card |
| 2025 | Launch Year | 2025 |
| — | Variable Refresh Rate | Yes, Up to 60Hz |
| — | HGiG | Yes |
| — | Auto Low Latency Mode (ALLM) | Yes |
| — | Weight (without Stand) | 11.5 kg |
| 895.3 (W) x 517.3 (H) x 89.7 (D) mm | Dimensions | 1236 (W) x 718 (H) x 67.9 (D) mm |
| 895.3 (W) x 566.1 (H) x 200.5 (D) mm | Dimensions With Stand | 1236 (W) x 780 (H) x 230 (D) mm |
| — | Voltage Requirement | AC 100~240V 50-60Hz |
| — | Power Consumption | — |
| — | Power Consumption (Stand-by) | 0.5 W |
| — | Universal Control Remote | — |
| — | Internet Access In Remote | — |
| Yes | Smart TV | Yes |
| Android 14 | Operating System (OS) | webOS 25 |
| — | APP Store Type | — |
| Yes | Wi-Fi | Yes |
| — | Band Support | 2.4 GHz, 5GHz |
| — | Voice Assistant | — |
| — | Voice Search | — |
| Yes | Bluetooth | Yes, v5 |
| — | Processor Cores | — |
| — | Graphics Processor (GPU) | — |
| — | RAM | — |
| — | Storage | — |
| Netflix, Prime Video, Jio Hotstar, YouTube, etc. | Supported Apps | Netflix, Prime Video, Jio Hotstar, YouTube, Apple TV, etc. |
| — | Other Smart Features | — |
| — | Video Formats Supported | — |
| — | Image Formats Supported | — |
| — | Filmmaker Mode | Yes |
| — | Picture Processor | α7 AI Processor 4K Gen8 |
| — | Upscaling | Yes, 4K Super Upscaling |
| — | Wide Color Gamut | — |