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LG 49SK8100 vs. LG OLED55CX + 5
Built-in speakers
2-channel (Stereo)
Multi channel
Multi channel
Multi channel
Multi channel
2-channel (Stereo)
Ethernet connection
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Wireless network (Wi-Fi)
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Wireless networking standard (IEEE 802.11)
802.11a, 802.11b, 802.11g, 802.11n (Wi-Fi 4), 802.11ac (Wi-Fi 5)
802.11a, 802.11b, 802.11g, 802.11n (Wi-Fi 4), 802.11ac (Wi-Fi 5)
802.11a, 802.11b, 802.11g, 802.11n (Wi-Fi 4), 802.11ac (Wi-Fi 5)
802.11a, 802.11b, 802.11g, 802.11n (Wi-Fi 4), 802.11ac (Wi-Fi 5)
802.11a, 802.11b, 802.11g, 802.11n (Wi-Fi 4), 802.11ac (Wi-Fi 5)
3D support (3D-Ready)
No
No
No
No
No
No
No
DLNA
Yes
Yes
Yes
Yes
Yes
Yes
Full HD (HD ready 1080p)
Yes
Yes
Yes
Yes
Yes
Yes
Yes
4K120
Yes
Yes
Ultra HD certified (UHD/4K)
Yes
Yes
Yes
Yes
Yes
Yes
Yes
HDR
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Type of HDR
Dolby Vision, HDR10, HLG
Dolby Vision, HDR10, HLG
Dolby Vision, HDR10, HLG
Dolby Vision, HDR10, HLG
Dolby Vision, HDR10, HLG
HDR10, HLG, HDR10+
Dolby Vision, HDR10, HLG
Streaming standards
WiDi (Wireless Display), Miracast
Miracast, AirPlay 2
AirPlay, WiDi (Wireless Display), Miracast, AirPlay 2
Miracast, AirPlay 2
AirPlay, AirPlay 2
Google Cast/Chromecast
VESA mount
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Type of VESA mount
200x200mm
300x200mm
300x200mm
300x200mm, 300x300mm
400x400mm
200x200mm
300x300mm
Analogue 3.5mm input (Aux)
0
0
1
0
0
Component input (YPbPr/YCbCr)
0
0
0
0
1
0
Composite input
1
0
0
0
1
0
Digital optical output (S/PDIF)
Yes
Yes
Yes
Yes
Yes
Yes
HDMI
Yes
Yes
Yes
Yes
Yes
Yes
Yes
HDCP-version
2.2
2.2
2.2
2.2
2.2
HDMI version
2.0
2.1
2.1
2.1
2.1
2.0
Number of HDMI inputs
4
4
4
4
2
4
4
Supported standards
eARC
eARC
eARC
Headphone output
No
Yes
Yes
Yes
Yes
No
Yes
Other connectors
DVI
USB
Yes
Yes
Yes
Yes
Yes
Yes
Yes
USB (total)
2
3
3
3
3
3
2
USB 2.0
2
3
3
3
2
3
2
USB 3 Gen 1 (5Gbps)
0
0
0
0
1
0
USB recording feature (PVR)
Yes
Yes
Yes
Yes
Yes
Yes
VGA in
No
No
No
No
No
No
Audio format
Dolby Atmos
Dolby Digital 5.1, Dolby Atmos
Dolby Digital 5.1, DTS 2.0, DTS HD High Resolution Audio, Dolby Atmos, DTS:X
Dolby Atmos
Dolby Digital Plus
Dolby Atmos
Supported audio files
MP3, WMA, OGG Vorbis, FLAC, AAC
MP3, WMA, FLAC, WAV (PCM), AAC
MP3, WMA, OGG Vorbis, FLAC, AAC
MP3, WMA, WAV (PCM), AAC
MP3, WMA, OGG Vorbis, FLAC, WAV (PCM), AAC
MP3, WMA, OGG Vorbis, FLAC, WAV (PCM), AAC
Supported image files
JPEG/JPG
JPEG/JPG, PNG, BMP
JPEG/JPG, PNG, BMP, GIF
JPEG/JPG, PNG, BMP
JPEG/JPG, PNG, BMP, GIF
JPEG/JPG
Supported video files
DivX, MPEG4, 3GP/3GPP, AVC/H.264, AVI, Matroska (MKV), TS, FLV, HEVC/H.265, VP9
DivX, MPEG1, MPEG2, MPEG4, 3GP/3GPP, AVC/H.264, AVI, Matroska (MKV), MOV, TS, FLV, HEVC/H.265, VP9
DivX, Xvid, MPEG1, MPEG2, MPEG4, 3GP/3GPP, AVC/H.264, AVI, Matroska (MKV), MOV, TS, FLV, HEVC/H.265, VP9
Xvid, MPEG1, MPEG2, MPEG4, WMV, 3GP/3GPP, AVC/H.264, WMV9 HD (VC-1), AVI, Matroska (MKV), MOV, TS, FLV, HEVC/H.265, VP9
Xvid, MPEG1, MPEG2, MPEG4, WMV, 3GP/3GPP, AVC/H.264, WMV9 HD (VC-1), AVI, Matroska (MKV), AVCHD, MOV, TS, HEVC/H.265, VP9
Available colours
Black, Silver, Grey
Black, Silver
Black, Silver, Grey
Black, Silver, Wood
Black, Grey
Black, Silver, Grey
Black, Silver
Panel design
Flat
Flat
Flat
Flat
Flat
Flat
Flat
Depth without stand
64 mm
46.9 mm
46.9 mm
46.9 mm
62 mm
62.9 mm
Dimensions (WxHxD)
Depth
248 mm
251 mm
251 mm
246 mm
300 mm
230.8 mm
338 mm
Height
717 mm
738 mm
738 mm
656 mm
791.9 mm
780 mm
Width
1102 mm
1228 mm
1228 mm
1071 mm
1428.51 mm
1230.6 mm
1231 mm
Height without stand
644 mm
706 mm
706 mm
618 mm
708.1 mm
710 mm
Product weight
14.5 kg
23 kg
23 kg
15.9 kg
33.5 kg
20.6 kg
17.5 kg
Weight without stand
13 kg
18.9 kg
18.9 kg
14 kg
28 kg
18 kg
16.5 kg
Features
Picture-in-Picture (PiP), Bluetooth, Voice control, Time-shift, Supports NFC, Support for HbbTV
Picture-in-Picture (PiP), Bluetooth, Voice control, Time-shift, Supports NFC, Support for HbbTV, Adaptive synchronization, ALLM, Varaible Refresh Rate (VRR)
Picture-in-Picture (PiP), Bluetooth, Voice control, Time-shift, Mobile app for controlling features, Support for HbbTV, Adaptive synchronization
Picture-in-Picture (PiP), Bluetooth, Voice control, Time-shift, Supports NFC, Support for HbbTV, Adaptive synchronization, Supports HomeKit, ALLM, Varaible Refresh Rate (VRR)
Picture-in-Picture (PiP), Bluetooth, Support for HbbTV
Picture-in-Picture (PiP), Bluetooth, Voice control, Time-shift, Support for HbbTV, Adaptive synchronization, Varaible Refresh Rate (VRR)
Bluetooth, Voice control, Supports NFC, Supports HomeKit, ALLM, Varaible Refresh Rate (VRR)
Smart TV
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Built-in internet services
YouTube, Spotify, Browser, Netflix, Viaplay, SVT Play, SF Anytime, HBO Nordic, Amazon Prime Video
YouTube, Spotify, Browser, Netflix, Viaplay, SVT Play, SF Anytime, HBO Nordic, Amazon Prime Video, Apple TV+
YouTube, Spotify, Browser, Netflix, Viaplay, SVT Play, SF Anytime, HBO Nordic, Amazon Prime Video, Apple TV+
YouTube, Spotify, Browser, Netflix, Viaplay, SVT Play, SF Anytime, HBO Nordic, Amazon Prime Video, Apple TV+
YouTube, Netflix
Facebook, YouTube, Spotify, Browser, Netflix, HBO Nordic, Amazon Prime Video
YouTube, Spotify, Browser, Netflix, Viaplay, SVT Play, TV4 Play, SF Anytime, HBO Nordic, Amazon Prime Video
Operating system
WebOS
WebOS
WebOS
WebOS
Tizen OS
Android
TV tuner, digital
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Dual tuner
No
No
No
No
Yes
Yes
Yes
Support for CI/CA module
Yes
Yes
Yes
Yes
Yes
Yes
Yes
CI+
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Type of digital tuner
DVB-T (terrestrial digital TV), DVB-C (digital cable tv), DVB-S (satellite TV), DVB-T2 (terrestrial digital TV, 2nd gen.), DVB-S2
DVB-T (terrestrial digital TV), DVB-C (digital cable tv), DVB-S (satellite TV), DVB-T2 (terrestrial digital TV, 2nd gen.), DVB-S2
DVB-T (terrestrial digital TV), DVB-C (digital cable tv), DVB-S (satellite TV), DVB-T2 (terrestrial digital TV, 2nd gen.), DVB-S2
DVB-T (terrestrial digital TV), DVB-C (digital cable tv), DVB-S (satellite TV), DVB-T2 (terrestrial digital TV, 2nd gen.), DVB-S2
DVB-T (terrestrial digital TV), DVB-S (satellite TV), DVB-T2 (terrestrial digital TV, 2nd gen.), DVB-S2
DVB-T (terrestrial digital TV), DVB-C (digital cable tv), DVB-T2 (terrestrial digital TV, 2nd gen.), DVB-S2
DVB-T2 (terrestrial digital TV, 2nd gen.)
Resolution
Aspect ratio
16:9
16:9
16:9
16:9
16:9
16:9
16:9
Brightness
320 cd/m²
725 cd/m²
Copy of Screen size
49 inches
55 inches
55 inches
48 inches
65 inches
55 inches
55 inches
Backlight
LED
LED
LED
Diode placing
Edge lit LED
Back Light
Back Light
Technologies
Local Dimming
Quantum dot, Local Dimming
Local Dimming
Panel type
IPS
VA
Image frequency
24p, 30p, 60p, 50p
24p, 30p, 60p, 50p, 120p
24p, 30p, 60p, 50p
24p, 30p, 60p, 50p, 120p
24p, 30p, 60p, 50p
24p, 30p, 60p, 50p, 120p
Motion enhancement (Frequency/Index)
Yes
Yes
Yes
Yes
Yes
Type of index/Measurement method
LG TruMotion 200
LG OLED Motion Pro
LG OLED Motion Pro
Samsung Picture Quality Index (PQI) 3800
Refresh rate
60 Hz
120 Hz
120 Hz
120 Hz
120 Hz
Screen size
49 inches
55 inches
55 inches
48 inches
65 inches
55 inches
55 inches
Price/inch
18.73 £/inch
19.07 £/inch
25.58 £/inch
23.06 £/inch
13.96 £/inch
Screen size (cm)
123 cm
139 cm
139 cm
121 cm
164 cm
138 cm
139 cm
Video formats supported
480p, 576p, 720p, 1080p (Full HD), 1080i, 480i, 576i, 2160p (4K Ultra HD)
480p, 576p, 720p, 1080p (Full HD), 1080i, 480i, 576i, 2160p (4K Ultra HD)
480p, 576p, 720p, 1080p (Full HD), 1080i, 480i, 576i, 2160p (4K Ultra HD)
480p, 576p, 720p, 1080p (Full HD), 1080i, 480i, 576i, 2160p (4K Ultra HD)
2160p (4K Ultra HD)
480p, 576p, 720p, 1080p (Full HD), 1080i, 480i, 576i, 2160p (4K Ultra HD)
480p, 576p, 720p, 1080p (Full HD), 1080i, 480i, 576i, 2160p (4K Ultra HD)
Release year
2018
2020
2019
2020
2019
2019
2021
Annual energy consumption
129 kWh/year
151 kWh/year
154 kWh/year
123 kWh/year
203 kWh/year
218 kWh/year
161 kWh/year
Connecting 9V/12V/14V
No
No
No
No
No
No
No
Energy efficiency class (2021)
G
G
Energy efficiency class (HDR)
G
G
Energy efficiency class (Rate before 2021)
A
A
A
A
A
B
A
Operational Power Consumption (min-max)
93 W
109 W
111 W
89 W
483 W
165 W
195 W
Power consumption (standby)
0.5 W
0.5 W
0.5 W
0.5 W
0.5 W
0.5 W
0.5 W