Premium subscription
Limited offer: $9.99 FREE
Subscription benefits:
As Amazon associates we earn from qualifying purchases.
| General Info | ||
|---|---|---|
| Model Number | Sony KD-55AF9 | LG 34GN850 |
|
|
|
| Price | ||
| Type | TV | Monitor |
| Year | 2018 | 2019 |
| Brand | Sony | LG |
| Model Series | AF9 | UltraGear |
| Model Number | KD-55AF9 | 34GN850 |
| Alias | 34GN850-B | |
| Display | ||
| Screen Size Class | 55" (inches) | 34" (inches) |
| Diagonal Size | 54.65 in 138.8 cm 1388 mm 4.55 ft |
34 in 86.4 cm 863.6 mm 2.83 ft |
| Screen Width | 47.63 in 121 cm 1209.75 mm 3.97 ft |
31.25 in 79.4 cm 793.77 mm 2.6 ft |
| Screen Height | 26.79 in 68 cm 680.483 mm 2.23 ft |
13.39 in 34 cm 340.19 mm 1.12 ft |
| Display Curvature | 1800 | |
| Display Manufacturer | LG Display | |
| Display Type | OLED | IPS |
| Display Bit Depth | 10 bits | 10 bits (8 bits + FRC) |
| Frame Rate Control | No | Yes |
| Max Number of Colors | 1073741824 | 1073741824 |
| Bits | 30 | 30 |
| Screen Aspect Ratio | 16:9 | 21:9 |
| Screen Resolution | 3840 x 2160 | 3440 x 1440 |
| Screen Pixel Pitch | 0.315 mm | 0.233 mm |
| Screen Pixel Density | 81 ppi | 110 ppi |
| Screen-to-Body Ratio | 94.29 % | 91.16 % |
| Backlight Source | Direct LED | W-LED |
| DCI P3 | 99% | 98% |
| Rec.2020 | 75 | |
| Adobe RGB 1998 | 92 % | |
| Screen Brightness | 400 cd/m² | 350 cd/m² |
| Max Screen Brightness | 800 cd/m² | 440 cd/m² |
| Static Screen Contrast | 1200 : 1 | 1000 : 1 |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Screen Input Lag | 20 ms | 4.2 ms |
| Display Minimum Response Time | 1 ms | 3.5 ms |
| Display Average Response Time | 13 ms | 6 ms |
| Display Maximum Response Time | 32 ms | |
| Display Coating | Glossy | Anti-glare/Matte (3H) |
| HDR | Dolby Vision HDR10 HLG (Hybrid Log Gamma) |
DisplayHDR 400 HDR10 |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 3.39 in 8.6 cm 86.1 mm 0.28 ft |
4.11 in 10.4 cm 104.4 mm 0.34 ft |
| Case Weight | 23.8 kg 52 lbs |
5.5 kg 12 lbs |
| Case Width with Stand | 48.35 in 122.8 cm 1228 mm 4.03 ft |
32.25 in 81.9 cm 819.2 mm 2.69 ft |
| Case Height with Stand | 27.91 in 70.9 cm 709 mm 2.33 ft |
18.27 in 46.4 cm 464.1 mm 1.52 ft |
| Case Depth with Stand | 12.6 in 32 cm 320 mm 1.05 ft |
12.29 in 31.2 cm 312.2 mm 1.02 ft |
| Case Weight with Stand | 30 kg 66 lbs |
7.6 kg 17 lbs |
| Case Color | Black | Black |
| Hardware | ||
| System on Chip or SoC | MediaTek MT5893 | |
| CPU | ARM Cortex-A73 | |
| CPU Cores | 4 | |
| CPU Frequency | 1500 | |
| GPU | ARM Mali-G71 | |
| GPU Cores | 2 | |
| RAM Memory Size | 4 | |
| Internal Storage | 16 | |
| TV Tuner | Analog (NTSC/PAL/SECAM) DVB-T DVB-T2 DVB-S DVB-S2 DVB-C |
|
| Built-in Camera | No | No |
| Network | LAN Wi-Fi 802.11a (IEEE 802.11a-1999) 802.11b (IEEE 802.11b-1999) 802.11g (IEEE 802.11g-2003) 802.11n (IEEE 802.11n-2009) 802.11n 5GHz 802.11ac (IEEE 802.11ac) Bluetooth Wi-Fi Direct DLNA |
|
| Connectivity | 1 x Ethernet RJ45 4 x HDMI 2.0 (eARC; CEC) 1 x CI+ 1.3 1 x Satellite In (Sub; F-type female) 1 x Optical Audio Out 1 x IR Out 1 x AV Composite In 3.5 mm jack 1 x Satellite In (Main; F-type female) 2 x USB 2.0 (max 0.5 A) 1 x 3.5 mm Audio Out 1 x USB 3.0 (max 0.9 A) 1 x Antenna (RF) |
2 x HDMI 2.0 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out 2 x USB 3.0 (Type-A; downstream) 1 x USB 3.0 (Type-B; upstream) |
| Audio | ||
| Audio Speakers | 2 x 13W | |
| Built-in Subwoofer | 2 x 10 | |
| Features | ||
| OS | Android 8.0 Oreo | |
| Cool Features | S-Force Front Surround sound ClearAudio+ PVR Precision Color Mapping Triluminos Display S-Force Front Surround sound Clear Phase Speaker Live Color Technology Dynamic Contrast Enhancer HDCP (High-bandwidth Digital Content Protection) 2.2 Pixel Contrast Booster Object-based HDR remaster Super Bit mapping 4K HDR Dual Database Processing Voice command DSEE (Digital Sound Enhancement Engine) 4K X-Reality Pro Object-based Super Resolution Image Processor - X1 Ultimate BRAVIA Sync (HDMI-CEC) Light sensor |
Crosshair Dynamic Action Sync Wide Color Gamut HDR Effect Nano IPS Technology Low Blue Light Flicker-free technology AMD FreeSync Premium Nvidia G-SYNC Technology Compatible Black Stabilizer Smart Energy Saving |
| Ergonomics | ||
| Case Width | 48.35 in 122.8 cm 1228 mm 4.03 ft |
32.25 in 81.9 cm 819.2 mm 2.69 ft |
| Case Height | 27.99 in 71.1 cm 711 mm 2.33 ft |
14.24 in 36.2 cm 361.6 mm 1.19 ft |
| Vesa Mount Support | Yes | Yes |
| VESA Interface Standard Size | 400 x 200 | 100 x 100 |
| Removable VESA Stand | Yes | Yes |
| Height Adjustment | No | Yes |
| Height Adjustment Range | 110 mm 11 cm 4.3307 in 0.3609 ft |
|
| Landscape or Portrait Pivot Support | No | No |
| Left or Right Swivel Support | No | No |
| Forward and Backward Tilt Support | No | Yes |
| Forward Tilt | 5 ° | |
| Backward Tilt | 15 ° | |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 120 Hz | 48 Hz - 144 Hz |
| Screen Interpolation Technology | Picture Performance Index | |
| Screen Interpolation Value | 640 | |
| Screen Interpolation Measurement Unit | PPI | NULL |
| Accessories | ||
| Extras | IR extender cable | HDMI cable |
| Certificates and Standards | ||
| Licenses | ENERGY STAR UL/cUL |
UL (cUL) TUV-Type CB FCC-B CE CCC (for China) KC VCCI ErP ROHS REACH Windows |
| Usage and Storage Requirements | ||
| Safe Operating Temperature Level | 0 °C - 40 °C 32 °F - 104 °F |
0 °C - 40 °C 32 °F - 104 °F |
| Safe Operating Humidity Level | 10 % - 80 % | 0 % - 80 % |
| Internal Storage Temperature | -20 °C - 60 °C -4 °F - 140 °F |
-20 °C - 60 °C -4 °F - 140 °F |
| Internal Storage Humidity | 5 % - 85 % | 0 % - 85 % |
| Sony KD-55AF9 | LG 34GN850 |
