Comparison between:
- 25" Dell U2520D
- 41.5" LG OLED42C48LA
- 41.5" LG OLED42C34LA

Brand, series, model

Information about the brand, series, model and model aliases.

Dell U2520DLG OLED42C48LALG OLED42C34LA
SeriesUltraSharpC4C3 OLED evo
Dell U2520DLG OLED42C48LALG OLED42C34LA
Model aliasUltraSharp U2520D
U2520DR
OLED42C47LAOLED42C37LA
OLED42C38LA
OLED42C35LA
OLED42C31LA
OLED42C32LA
OLED42C36LA
OLED42C3RLA
Model year202020242023

Display

Information about the main characteristics of the display - panel, backlight, resolution, refresh rate, etc.

Size class25 in41.5 in41.5 in
Diagonal634.4 mm
63.44 cm
24.9764 in
2.0814 ft
1060 mm
106 cm
41.7323 in
3.4777 ft
1060 mm
106 cm
41.7323 in
3.4777 ft
Width552.96 mm
55.296 cm
21.7701 in
1.8142 ft
923.87 mm
92.387 cm
36.3728 in
3.0311 ft
923.87 mm
92.387 cm
36.3728 in
3.0311 ft
Height311.04 mm
31.104 cm
12.2457 in
1.0205 ft
519.677 mm
51.9677 cm
20.4597 in
1.705 ft
519.677 mm
51.9677 cm
20.4597 in
1.705 ft
Panel manufacturerLG DisplayLG DisplayLG Display
Panel modelLM250WQ4-SSA1--
Panel typeIPSOLED evoOLED evo
Panel bit depth8 bits10 bits10 bits
FRCNoNoNo
Colors16777216 colors
24 bits
1073741824 colors
30 bits
1073741824 colors
30 bits
Aspect ratio1.778:1
16:9
1.778:1
16:9
1.778:1
16:9
Resolution2560 x 1440 pixels
Quad HD (QHD) / 1440p
3840 x 2160 pixels
Ultra HD (UHD) / 4K / 2160p
3840 x 2160 pixels
Ultra HD (UHD) / 4K / 2160p
Pixel pitch0.216 mm
0.0216 cm
0.0085 in
0.0007 ft
0.241 mm
0.0241 cm
0.0095 in
0.0008 ft
0.241 mm
0.0241 cm
0.0095 in
0.0008 ft
Pixel density117 ppi
46 ppcm
106 ppi
41 ppcm
106 ppi
41 ppcm
Display area91.23 %95.2 %95.22 %
BacklightW-LED--
sRGB99 %--
DCI P395 %99 %-
Brightness350 cd/m²--
Static contrast1000 : 1--
HDRDisplayHDR 400HLG (Hybrid Log Gamma)
Dolby Vision
Dolby Vision IQ
HDR10 Pro
HLG (Hybrid Log Gamma)
Dolby Vision
Dolby Vision IQ
HDR10 Pro
Horizontal viewing angle178 °178 °178 °
Vertical viewing angle178 °178 °178 °
Minimum response time5 ms
0.0050 s
0.1 ms
0.0001 s
0.1 ms
0.0001 s
Average response time8 ms
0.0080 s
--
CoatingAnti-glare/Matte (3H)--
-Micro Lens Array (MLA)
META Booster
-

3D

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

3DNoNoNo

Frequencies

Information about the horizontal and vertical refresh rates/frequencies.

Horizontal frequency (digital)10 kHz - 120 kHz--
Vertical frequency (digital)48 Hz - 75 Hz48 Hz - 144 Hz40 Hz - 120 Hz
-Native - 120 Hz-

Power supply and consumption

Information about the power supply and consumption, energy efficiency class, etc.

110V100 V - 120 V100 V - 120 V100 V - 120 V
220V220 V - 240 V220 V - 240 V220 V - 240 V
Alternating current frequency50 Hz - 60 Hz50 Hz - 60 Hz50 Hz - 60 Hz
Electric current (A)2.5 A--
Power consumption (off)0.3 W--
Power consumption (sleep)0.3 W0.5 W0.5 W
Power consumption (eco)20.6 W--
Power consumption (average)24 W80 W52 W
Power consumption (maximum)--94 W
Power consumption (annual)66.2 kWh149 kWh52 kWh
Energy efficiency class--G

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.

Width567.7 mm
56.77 cm
22.3504 in
1.8625 ft
932.2 mm
93.22 cm
36.7008 in
3.0584 ft
932 mm
93.2 cm
36.6929 in
3.0577 ft
Height332.1 mm
33.21 cm
13.0748 in
1.0896 ft
541 mm
54.1 cm
21.2992 in
1.7749 ft
541 mm
54.1 cm
21.2992 in
1.7749 ft
Depth49.9 mm
4.99 cm
1.9646 in
0.1637 ft
40.6 mm
4.06 cm
1.5984 in
0.1332 ft
41 mm
4.1 cm
1.6142 in
0.1345 ft
Weight4.2 kg
9.26 lbs
9.8 kg
21.61 lbs
9.8 kg
21.61 lbs
Width with stand567.7 mm
56.77 cm
22.3504 in
1.8625 ft
932.2 mm
93.22 cm
36.7008 in
3.0584 ft
932 mm
93.2 cm
36.6929 in
3.0577 ft
Height with stand382.9 mm
38.29 cm
15.0748 in
1.2562 ft
576.6 mm
57.66 cm
22.7008 in
1.8917 ft
577 mm
57.7 cm
22.7165 in
1.893 ft
Depth with stand185 mm
18.5 cm
7.2835 in
0.607 ft
170 mm
17 cm
6.6929 in
0.5577 ft
170 mm
17 cm
6.6929 in
0.5577 ft
Weight with stand6.4 kg
14.11 lbs
10.1 kg
22.27 lbs
10.1 kg
22.27 lbs
Box width-1120 mm
112 cm
44.0945 in
3.6745 ft
1120 mm
112 cm
44.0945 in
3.6745 ft
Box height-660.4 mm
66.04 cm
26 in
2.1667 ft
660.4 mm
66.04 cm
26 in
2.1667 ft
Box depth-152.4 mm
15.24 cm
6 in
0.5 ft
152.4 mm
15.24 cm
6 in
0.5 ft
Box weight8.8 kg
19.4 lbs
12.9 kg
28.44 lbs
21 kg
46.3 lbs
Stand width-718.8 mm
71.88 cm
28.2992 in
2.3583 ft
719 mm
71.9 cm
28.3071 in
2.3589 ft
Stand depth-170 mm
17 cm
6.6929 in
0.5577 ft
170 mm
17 cm
6.6929 in
0.5577 ft
ColorsBlackBlackDark Titan Silver

Ergonomics

Information about the ergonomic functions - height adjustment, swivel angles, tilt angles, etc.

VESA mountYesYesYes
VESA interface100 x 100 mm300 x 200 mm300 x 200 mm
Removable standYesYesYes
Height adjustmentYesNoNo
Height adjustment range130 mm
13 cm
5.1181 in
0.4265 ft
--
Landscape/portrait pivotYesNoNo
Left pivot90 °--
Right pivot90 °--
Left/right swivelYesNoNo
Left swivel45 °--
Right swivel45 °--
Forward/backward tiltYesNoNo
Forward tilt5 °--
Backward tilt21 °--

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

System on Chip (SoC)

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

Processor brand name-α9 Gen 7 AI Processor 4Kα9 Gen 5 AI Processor 4K
CPU cores-44

OS, apps and software features

Information about the operating system, applications, various software features if available.

Operating system (OS)-webOS 24webOS 23

Audio

Information about the audio system - number and power of the built-in speakers, supported audio technologies.

Speakers-2 x 10 W2 x 10 W
-2.0 CH
20 W
AI Sound Pro (virtual 9.1.2 CH up-mix)
Bluetooth Surround Ready
Clear Voice Pro
Dolby Atmos
Dolby Digital
Down Firing
DTS:X (by-pass only)
LG Sound Sync
TV Sound Mode Share
WiSA Speakers
2.2 CH
AI Acoustic Tuning
AI Sound Pro (virtual 9.1.2 CH up-mix)
Clear Voice Pro
Dolby Atmos
Dolby Digital
Down Firing
DTS Decoder
Bluetooth Surround Ready
LG Sound Sync
Simultaneous Audio Output
Sound Alive
Sound Share
SoundBar Mode Control
TV Sound Mode Share
WiSA Speakers (C29 models only)

Camera

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

CameraNoNoNo

Network

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

Network-LAN
Wi-Fi
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Wi-Fi Direct
DLNA
Bluetooth 5.1
LAN
Wi-Fi
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Wi-Fi Direct
DLNA
Bluetooth 5.0
Wi-Fi TV On
TV On With Mobile

Connectivity

Available connectivity ports, slots and interfaces.

Connectivity1 x USB 3.0 (Type-C; upstream; 90W; DisplayPort)
1 x USB 3.0 (Type-C; Gen 1; downstream; 15W)
1 x USB 3.0 (Type-A; downstream; BC 1.2 charging at 2A)
2 x USB 3.0 (Type-A; downstream)
1 x HDMI 2.0 (CEC)
1 x DisplayPort 1.4 (out)
1 x DisplayPort 1.4 (in)
1 x 3.5 mm Audio Out
3 x USB 2.0
1 x Ethernet RJ45
4 x HDMI 2.1
1 x Satellite In (F-type female)
1 x S/PDIF
1 x Antenna (RF)
1 x CI+ 1.4
3 x USB 2.0
1 x Ethernet RJ45
4 x HDMI 2.1
1 x Satellite In (Main; F-type female)
1 x S/PDIF
1 x Antenna (RF) (female)
1 x CI+ 2.0
1 x IR Out
High-bandwidth Digital Content Protection (HDCP) 2.2Auto Low Latency Mode (ALLM)
Audio Return Channel (ARC)
Enhanced Audio Return Channel (eARC)
High-bandwidth Digital Content Protection (HDCP) 2.2
High Frame Rate (HFR)
SIMPLINK (HDMI-CEC)
Variable Refresh Rate (VRR)
Auto Low Latency Mode (ALLM)
Audio Return Channel (ARC)
Enhanced Audio Return Channel (eARC) on HDMI 2
High-bandwidth Digital Content Protection (HDCP) 2.2
High Frame Rate (HFR)
SIMPLINK (HDMI-CEC)
Variable Refresh Rate (VRR)
USB camera linkage

Features

Some additional functional features of the model.

FeaturesFlicker-free technology
Low Blue Light
AI Super Upscaling
AI Brightness Control
AI Concierge
AI Noise Reduction
AI Genre Selection
AI Picture Pro
Amazon Alexa
AMD FreeSync Premium
Apple Airplay 2
Apple Homekit
Apple TV+
Brightness Booster
Cinema HDR
Disney+
Filmmaker Mode
Game Dashboard and Optimizer
Google Assistant
Google Home Connection
HDR Expression Enhancer
HDR Gaming Interest Group (HGiG)
Infinite Contrast
Intelligent Voice Recognition
LG ThinQ AI
LG Voice Search
Matter
Multi View
Netflix
NVIDIA G-SYNC Compatible
NVIDIA GeForce Now
OLED Dynamic Tone Mapping Pro
OLED Motion
OLED Pixel Dimming
Perfect Black
Perfect Color
Prime Video
Remote Voice Recognition
Room to Room Share
YouTube
Wide Color Gamut
AI Super Upscaling
AI Brightness Control
AI Noise Reduction
AI Genre Selection
AI Picture Pro
AI Super Resolution
Amazon Alexa (differ by region)
Amazon Echo Connection (differ by region)
AMD FreeSync Premium
Apple Airplay 2
Apple Homekit
Apple TV+
Brightness Booster
Cinema HDR
Disney+
Filmmaker Mode
Game Dashboard & Optimizer
Google Assistant (differ by region)
Google Home Connection (differ by region)
HDR Gaming Interest Group (HGiG)
HDR Expression Enhancer
Infinite Contrast
Intelligent Voice Recognition
LG ThinQ AI
LG Voice Search
Multi View (differ by region)
Netflix
Next Picks
NVIDIA G-SYNC Compatible
NVIDIA GeForce Now
OLED Dynamic Tone Mapping Pro
OLED Motion
Perfect Black
Perfect Color
Pixel Dimming
Prime Video
Remote Voice Recognition
Youtube

Image file formats

Smart TV sets allow the display of different image file formats.

Image file formats-JPEG
PNG
BMP
JPEG
PNG
BMP

Audio file formats

Smart TV sets allow playing different audio file formats.

Audio file formats/codecs-AAC
AC3
aptX
MP3
WMA
AC4
EAC3
HE-AAC
MP2
PCM
AAC
AC3
aptX
MP3
WMA
AC4
EAC3
HE-AAC
MP2
PCM

Video file formats

Smart TV sets allow playing various video file formats.

Video file formats/codecs-3GPP
AVI
DivX
Flash Video
H.263
H.264
H.265
MKV
QuickTime
M2TS
MP4
MPEG-4
RealVideo
TS
VC-1
VP8
VP9
Xvid
AV1
3GPP
AVI
DivX
Flash Video
H.263
H.264
H.265
MKV
QuickTime
M2TS
MP4
MPEG-4
RealVideo
TS
VC-1
VP8
VP9
Xvid
AV1

Certificates, standards and licenses

Licenses from regulatory agencies, standards, certificates.

Certificates, standards and licensesBFR-free
CEL
ENERGY STAR 6.0
EPEAT
Mercury-free
NFPA 99
PVC-free
RoHS Compliant
TCO Certified Displays
TUV Rheinland Eye Comfort Display Certified
UL Verified Flicker-Free & Low Blue Light Display
TUV Rheinland Eye Comfort Display Certified
UL Verified Flicker-Free & Low Blue Light Display

Operating and storage conditions

There are certain requirements for the environmental conditions, in which the display should be used and stored in order to function properly.

Operating temperature0 °C - 40 °C
32 °F - 104 °F
0 °C - 40 °C
32 °F - 104 °F
0 °C - 40 °C
32 °F - 104 °F
Operating humidity10 % - 80 %10 % - 80 %10 % - 80 %
Operating altitude5000 m
16404.2 ft
--
Storage temperature-20 °C - 60 °C
-4 °F - 140 °F
-20 °C - 60 °C
-4 °F - 140 °F
-20 °C - 60 °C
-4 °F - 140 °F
Storage humidity5 % - 90 %5 % - 85 %5 % - 85 %
Storage altitude12192 m
40000 ft
--

Accessories

Often the packaging of desktop monitors and smart TV sets includes accessories for them.

AccessoriesDisplayPort cable (U2520D)
HDMI cable (U2520DR)
USB Type-C to Type-C cable
USB Type-C to Type-A cable
Magic remote control
Flush Mount
Magic remote control - MR23GN (NFC)

Additional features

Information about other features.

Additional featuresSecurity lock slot
Anti-theft stand lock slot
--
 Dell U2520DLG OLED42C48LALG OLED42C34LA