| key specs |
| Display | 55.00-inch | 50.00-inch |
| Screen Type | LED | LED |
| Dimensions | 123.4cm x 71.4cm x 8.92cm | - |
| Resolution Standard | 4K | 4K |
| OS | Android | Linux |
| Smart TV | Yes | Yes |
| general |
| Brand | Acer | Philips |
| Model | 55 inch Ultra HD (4K) LED Android TV (AR55AP2851UDFL) | 50 Inch LED Ultra HD (4K) TV (50PUT6103S/94) |
| Model Name | AR55AP2851UDFL | 50PUT6103S/94 |
| Display Size | 55 inch | 50 inch |
| Screen Type | LED | LED |
| Color | Black | Black |
| Resolution (pixels) | 3840x2160 | 3840x2160 |
| Resolution Standard | 4K | 4K |
| Smart TV | Yes | Yes |
| Series | Boundless Series | - |
| Launch Year | 2021 | 2018 |
| Power Consumption Standby (W) | 0.5 | - |
| 3D | - | No |
| Curve TV | - | No |
| dimensions |
| Width x Height x Depth (without stand) | 123.4cm x 71.4cm x 8.92cm | - |
| Weight (with stand) | 9.8 Kg | - |
| Stand Type | Table Top | - |
| Stand Features | Plastic, Black Glossy | - |
| smart tv features |
| Number of Cores | quad-core | quad-core |
| Processor | Cortex-A55 64 Bit | Quad Core |
| Graphic Processor | Mali470 x 3 | - |
| RAM | 2GB | 2GB |
| Storage Capacity | 16GB | 4GB |
| Supported App - Youtube | Yes | Yes |
| Supported App - Netflix | Yes | Yes |
| Supported App - Hotstar | Yes | No |
| Supported App - Amazon Prime Video | Yes | - |
| Operating System | Android | Linux |
| Screen Mirroring | Yes | Yes |
| App Store Type | Google Play | - |
| connectivity features |
| No of HDMI Port | 3 | 2 |
| No of USB Port | 3 | 1 |
| Wi-Fi Type | 802.11 b/g/n 2T2R | 802.11 a/b/g/n |
| Built In Wi-Fi | Yes | Yes |
| Headphone Jack | Yes | Yes |
| Ethernet (RJ45) | - | 1 |
| NFC Support | - | No |
| PC Audio In | - | No |
| PC D-sub | - | No |
| video features |
| Brightness | 420 nits | 250 nits |
| Contrast Ratio | 5000:01 | - |
| View Angle | 178 | 178 Degree |
| Digital Noise Filter | Yes | Yes |
| Aspect Ratio | 16:9 | 16:09 |
| Refresh Rate (Hz) | 60 | 60 |
| Supported Video Formats | H.265/H.264/H.263/MPEG1/MPEG2/MPEG4 | AVI, MKV, H264/MPEG-4 AVC, MPEG-1, MPEG-2, MPEG-4, WMV9/VC1, VP9, HEVC |
| Picture Engine | - | Pixel Precise Ultra HD |
| Picture in Picture (PIP) | - | No |
| audio features |
| Number of Speakers | 2 | 2 |
| Speaker Type | Box | Down Firing |
| Sound Technology | Dolby Audio, Pure Sound 2 | Dynamic Surround, Clear Dialogue, Smart Sound, 5 Band EQ |
| Surround Sound | Yes | - |
| Speaker Output RMS | 24W | 20W |
| Supported Audio Formats | MPEG1/2/MPEG4/AC3/EAC3/AAC/ WMA/FLAC | MP3, WAV, AAC, WMA (v2 up to v9.2), WMA-PRO (v9 and v10) |
| power features |
| Power Consumption | 140W | 0.5W (Standby) |
| remote control features |
| Smart Remote | Yes | Yes |
| RF Capable | Yes | Yes |
| Battery Type | AAA | AAA |