Display: 54.6 in, IPS, Direct LED, 3840 x 2160 pixels

Viewing angles (H/V): 178 ° / 178 °

Refresh rate: 50 Hz / 60 Hz

Frame interpolation: 1800 VPI (Video Perfection Index)

TV tuner: Analog (NTSC/PAL/SECAM), DVB-C, DVB-S, DVB-S2, DVB-T, DVB-T2

Cores: 4

Dimensions: 1233.7 x 724.7 x 69.2 mm

Brand, series, model

Information about the brand, series, model and model aliases.
BrandGrundig
Model55GFU8990
Model alias55GFU8960
55 GFU 8990
55 GFU 8960
Model year2021

Display

Information about the main characteristics of the display - panel, backlight, resolution, refresh rate, etc.
Size class54.6 in (inches)
Diagonal1388 mm (millimeters)
138.8 cm (centimeters)
54.6457 in (inches)
4.5538 ft (feet)
Width1209.6 mm (millimeters)
120.96 cm (centimeters)
47.622 in (inches)
3.9685 ft (feet)
Height680.4 mm (millimeters)
68.04 cm (centimeters)
26.7874 in (inches)
2.2323 ft (feet)
Panel typeIPS
Panel bit depth10 bits (8 bits + FRC)
FRCYes
Colors1073741824 colors
30 bits
Aspect ratio1.778:1
16:9
Resolution3840 x 2160 pixels
Ultra HD (UHD) / 4K / 2160p
Pixel pitch0.315 mm (millimeters)
0.0315 cm (centimeters)
0.0124 in (inches)
0.001 ft (feet)
Pixel density80 ppi (pixels per inch)
31 ppcm (pixels per centimeter)
Display area92.05 % (percent)
BacklightDirect LED
HDRHDR
HLG (Hybrid Log Gamma)
Horizontal viewing angle178 ° (degrees)
Vertical viewing angle178 ° (degrees)

3D

3D displays use various technologies to achieve a 3D effect. Each of these technologies has its own advantages and drawbacks.
3DNo

Frequencies

Information about the horizontal and vertical refresh rates/frequencies.
Vertical frequency (digital)50 Hz / 60 Hz (hertz)

Frame interpolation

Many smart TV sets use a technology for interpolating (inserting) of intermediate frames between existing ones in order to achieve more fluent visualization, especially for dynamic scenes.
Interpolation technologyVideo Perfection Index
Interpolation value1800
Interpolation measurement unitVPI
Picture Perfection Rate - 900 Hz

Power supply and consumption

Information about the power supply and consumption, energy efficiency class, etc.
110V100 V - 120 V (volts)
220V220 V - 240 V (volts)
Alternating current frequency50 Hz - 60 Hz (hertz)
Power consumption (sleep)0.45 W (watts)
Power consumption (annual)87 kWh (kilowatt-hours)
Energy efficiency classG

Dimensions, weight and color

Information about the dimensions and the weight of the specific model with and without stand as well as the colors, in which it is offered to the market.
Width1233.7 mm (millimeters)
123.37 cm (centimeters)
48.5709 in (inches)
4.0476 ft (feet)
Height724.7 mm (millimeters)
72.47 cm (centimeters)
28.5315 in (inches)
2.3776 ft (feet)
Depth69.2 mm (millimeters)
6.92 cm (centimeters)
2.7244 in (inches)
0.227 ft (feet)
Width with stand1233.7 mm (millimeters)
123.37 cm (centimeters)
48.5709 in (inches)
4.0476 ft (feet)
Height with stand792.3 mm (millimeters)
79.23 cm (centimeters)
31.1929 in (inches)
2.5994 ft (feet)
Depth with stand325.7 mm (millimeters)
32.57 cm (centimeters)
12.8228 in (inches)
1.0686 ft (feet)
Weight with stand14 kg (kilograms)
30.86 lbs (pounds)
Stand depth372 mm (millimeters)
37.2 cm (centimeters)
14.6457 in (inches)
1.2205 ft (feet)
ColorsBlack

Ergonomics

Information about the ergonomic functions - height adjustment, swivel angles, tilt angles, etc.
VESA mountYes
VESA interface300 x 300 mm
Removable standYes
Height adjustmentNo
Landscape/portrait pivotNo
Left/right swivelNo
Forward/backward tiltNo

TV tuner

The TV tuner is a device, which allows the receiving and visualization of a certain type of television signal. There are tuners for digital, analog, cable and satellite television.
TV tunerAnalog (NTSC/PAL/SECAM)
DVB-C
DVB-S
DVB-S2
DVB-T
DVB-T2

System on Chip (SoC)

Information about the central processor, graphic processor and the memory of the model.
CPU cores4

OS, apps and software features

Information about the operating system, applications, various software features if available.
Operating system (OS)Android TV

Audio

Information about the audio system - number and power of the built-in speakers, supported audio technologies.
Speakers2 x 10 W (watts)
2.0 CH
Dolby Digital
Magic Fidelity

Camera

Many contemporary desktop monitors and smart TV sets have built-in cameras.
CameraNo

Network

Supported network technologies and standards for exchanging data with other devices.
NetworkLAN
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)
Bluetooth

Connectivity

Available connectivity ports, slots and interfaces.
Connectivity2 x USB 2.0
1 x Ethernet RJ45
3 x HDMI 2.0
1 x Satellite In (F-type)
1 x 3.5 mm Audio Out
1 x Antenna (RF)
1 x CI+ 1.3

Features

Some additional functional features of the model.
FeaturesGrundig Micro Dimming Engine
HbbTV
Netflix
USB Recording

Image file formats

Smart TV sets allow the display of different image file formats.
Image file formatsJPEG
GIF
PNG

Audio file formats

Smart TV sets allow playing different audio file formats.
Audio file formats/codecsAC3 / AC-3
FLAC (Free Lossless Audio Codec, .flac)
M4A (MPEG-4 Audio, .m4a)
MP3 (MPEG-2 Audio Layer II, .mp3)
WMA (Windows Media Audio, .wma)
WAV (Waveform Audio File Format, .wav, .wave)

Video file formats

Smart TV sets allow playing various video file formats.
Video file formats/codecsH.263
H.264 / MPEG-4 Part 10 / AVC video
H.265 / MPEG-H Part 2 / HEVC
MKV (Matroska Multimedia Container, .mkv .mk3d .mka .mks)
MP4 (MPEG-4 Part 14, .mp4, .m4a, .m4p, .m4b, .m4r, .m4v)
MPEG-4
WMV (Windows Media Video, .wmv)