Comparison between:
- 31.5" Dell U3223QZ
- 23.8" Dell C2423H
- 64.5" Xiaomi Mi TV 6 65 OLED
- 48.5" Haier LEU49V800S

Brand, series, model

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

Dell U3223QZDell C2423HXiaomi Mi TV 6 65 OLEDHaier LEU49V800S
SeriesUltraSharp---
Dell U3223QZDell C2423HXiaomi Mi TV 6 65 OLEDHaier LEU49V800S
Model aliasUltraSharp U3223QZ-L65M7-Z2LEU-49V800S
Model year2022202220212017

Display

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

Size class31.5 in23.8 in64.5 in48.5 in
Diagonal801 mm
80.1 cm
31.5354 in
2.628 ft
604.7 mm
60.47 cm
23.8071 in
1.9839 ft
1639 mm
163.9 cm
64.5276 in
5.3773 ft
1231 mm
123.1 cm
48.4646 in
4.0387 ft
Width697.31 mm
69.731 cm
27.4531 in
2.2878 ft
527.04 mm
52.704 cm
20.7496 in
1.7291 ft
1428.48 mm
142.848 cm
56.2394 in
4.6866 ft
1072.91 mm
107.291 cm
42.2405 in
3.52 ft
Height392.23 mm
39.223 cm
15.4421 in
1.2868 ft
296.46 mm
29.646 cm
11.6717 in
0.9726 ft
803.52 mm
80.352 cm
31.6346 in
2.6362 ft
603.512 mm
60.3512 cm
23.7603 in
1.98 ft
Panel manufacturerLG Display---
Panel typeIPSIPSOLED-
Panel bit depth10 bits8 bits10 bits10 bits (8 bits + FRC)
FRC--NoYes
Colors1073741824 colors
30 bits
16777216 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
1.778:1
16:9
Resolution3840 x 2160 pixels
Ultra HD (UHD) / 4K / 2160p
1920 x 1080 pixels
Full HD / 1080p
3840 x 2160 pixels
Ultra HD (UHD) / 4K / 2160p
3840 x 2160 pixels
Ultra HD (UHD) / 4K / 2160p
Pixel pitch0.182 mm
0.0182 cm
0.0071 in
0.0006 ft
0.275 mm
0.0275 cm
0.0108 in
0.0009 ft
0.372 mm
0.0372 cm
0.0146 in
0.0012 ft
0.279 mm
0.0279 cm
0.011 in
0.0009 ft
Pixel density140 ppi
55 ppcm
92 ppi
36 ppcm
68 ppi
26 ppcm
91 ppi
35 ppcm
Display area80.68 %91.11 %94.85 %93.08 %
BacklightW-LEDW-LED-Edge LED
sRGB100 %99 %--
DCI P398 %-98.5 %-
Brightness400 cd/m²250 cd/m²-300 cd/m²
Peak brightness--800 cd/m²-
Static contrast2000 : 11000 : 11000000 : 1-
HDRDisplayHDR 400 True Black-HLG (Hybrid Log Gamma)
Dolby Vision
HDR10
HDR10+
Dolby Vision IQ
-
Horizontal viewing angle178 °178 °178 °178 °
Vertical viewing angle178 °178 °178 °178 °
Minimum response time5 ms
0.0050 s
5 ms
0.0050 s
1 ms
0.0010 s
8 ms
0.0080 s
Average response time8 ms
0.0080 s
8 ms
0.0080 s
--
CoatingAnti-glare/Matte (3H)Anti-glare/Matte (3H)--
IPS Black---

3D

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

3DNoNoNoNo

Frequencies

Information about the horizontal and vertical refresh rates/frequencies.

Horizontal frequency (digital)-30 kHz - 83 kHz--
Vertical frequency (digital)60 Hz56 Hz - 76 Hz50 Hz / 60 Hz50 Hz / 60 Hz
-Native - 60 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 V220 V - 240 V
Alternating current frequency50 Hz - 60 Hz50 Hz - 60 Hz50 Hz - 60 Hz50 Hz - 60 Hz
Electric current (A)1.5 A1.8 A--
Power consumption (off)0.3 W0.3 W-0.3 W
Power consumption (sleep)0.3 W0.3 W0.5 W0.45 W
Power consumption (average)29.9 W12.6 W--
Power consumption (maximum)240 W82 W410 W-
Power consumption (annual)-36.88 kWh--
Energy efficiency class-D-A+

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.

Width713.7 mm
71.37 cm
28.0984 in
2.3415 ft
537.8 mm
53.78 cm
21.1732 in
1.7644 ft
1448.7 mm
144.87 cm
57.0354 in
4.753 ft
1099 mm
109.9 cm
43.2677 in
3.6056 ft
Height475 mm
47.5 cm
18.7008 in
1.5584 ft
318.89 mm
31.889 cm
12.5547 in
1.0462 ft
835.3 mm
83.53 cm
32.8858 in
2.7405 ft
633 mm
63.3 cm
24.9213 in
2.0768 ft
Depth58.4 mm
5.84 cm
2.2992 in
0.1916 ft
57.85 mm
5.785 cm
2.2776 in
0.1898 ft
-55 mm
5.5 cm
2.1654 in
0.1804 ft
Weight7.26 kg
16.01 lbs
3.83 kg
8.44 lbs
22 kg
48.5 lbs
10.9 kg
24.03 lbs
Width with stand713.7 mm
71.37 cm
28.0984 in
2.3415 ft
537.8 mm
53.78 cm
21.1732 in
1.7644 ft
1448.7 mm
144.87 cm
57.0354 in
4.753 ft
1099 mm
109.9 cm
43.2677 in
3.6056 ft
Height with stand498 mm
49.8 cm
19.6063 in
1.6339 ft
364 mm
36.4 cm
14.3307 in
1.1942 ft
893.1 mm
89.31 cm
35.1614 in
2.9301 ft
680 mm
68 cm
26.7717 in
2.231 ft
Depth with stand231 mm
23.1 cm
9.0945 in
0.7579 ft
179.57 mm
17.957 cm
7.0697 in
0.5891 ft
307.6 mm
30.76 cm
12.1102 in
1.0092 ft
221 mm
22.1 cm
8.7008 in
0.7251 ft
Weight with stand11.9 kg
26.24 lbs
6.02 kg
13.27 lbs
22.4 kg
49.38 lbs
13.6 kg
29.98 lbs
Box weight16.15 kg
35.6 lbs
8.33 kg
18.36 lbs
--
Stand width-245 mm
24.5 cm
9.6457 in
0.8038 ft
--
Stand depth231 mm
23.1 cm
9.0945 in
0.7579 ft
179.57 mm
17.957 cm
7.0697 in
0.5891 ft
307.6 mm
30.76 cm
12.1102 in
1.0092 ft
-
ColorsBlack and SilverBlack and SilverBlackGray

Ergonomics

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

VESA mountYesYesYesYes
VESA interface100 x 100 mm100 x 100 mm300 x 300 mm200 x 200 mm
Removable standYesYesYesYes
Height adjustmentYesYesNoNo
Height adjustment range150 mm
15 cm
5.9055 in
0.4921 ft
150 mm
15 cm
5.9055 in
0.4921 ft
--
Landscape/portrait pivotNoYesNoNo
Left pivot-90 °--
Right pivot-90 °--
Left/right swivelYesYesNoNo
Left swivel60 °45 °--
Right swivel60 °45 °--
Forward/backward tiltYesYesNoNo
Forward tilt5 °5 °--
Backward tilt21 °21 °--

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

System on Chip (SoC)

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

SoC--MediaTek MT9638-
Processor (CPU)--ARM Cortex-A55-
CPU cores--4-
CPU frequency--1500 MHz-
GPU--ARM Mali-G52 MC1-
GPU cores--1-
RAM capacity--3 GB-
RAM type--DDR3-
Storage--32 GB-

OS, apps and software features

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

Operating system (OS)--MIUI TV 3.0 (Android)Smart TV

Audio

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

Speakers2 x 14 W2 x 5 W2 x 12.5 W2 x 10 W
--Dolby Atmos
Dolby Digital
-

Camera

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

CameraYesYesNoNo
Image resolution3840 x 2160 pixels
8.29 MP
2560 x 1920 pixels
4.92 MP
--
Video resolution3840 x 2160 pixels
8.29 MP
1920 x 1080 pixels
2.07 MP
--
Sony Starvis CMOS sensor
Dual noise-canceling microphones
Microsoft Teams Certified
Express Sign-in
SafeShutter
Built-in echo canceling microphones
Facial recognition through Windows Hello
LED indicator
Pop-up mechanism
Field of view - 88.9°
--

Network

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

NetworkLANLANLAN
Wi-Fi
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Wi-Fi Direct
DLNA
Bluetooth 5.0
Infrared
LAN
Wi-Fi
802.11b
802.11g
802.11n
Wi-Fi Direct
DLNA

Connectivity

Available connectivity ports, slots and interfaces.

Connectivity4 x USB (Type-A; 10 Gbps downstream)
1 x USB (Type-C; 10 Gbps upstream)
1 x USB (Type-C; upstream; 90W; DP Alt Mode)
1 x Ethernet RJ45 (1 Gbps)
1 x HDMI 2.0
1 x DisplayPort 1.4 (DSC)
1 x DisplayPort 1.4 (out)
1 x 3.5 mm Audio Out
4 x USB 3.2 (Type-A; Gen 1; downstream)
1 x USB 3.2 (Type-B; Gen 1; upstream)
1 x HDMI 1.4
1 x DisplayPort 1.2 (in)
1 x DisplayPort 1.2 (out with MST)
1 x 3.5 mm Audio Out
1 x USB 2.0
1 x USB 3.0
1 x Ethernet RJ45
3 x HDMI 3.0
1 x Cable/Antenna In (F-type female)
1 x AV Component In (YPbPr + L/R)
1 x S/PDIF
3 x USB 2.0
1 x Ethernet RJ45
4 x HDMI 2.0 (ARC; CEC)
1 x D-sub
1 x Satellite In (Main; F-type female)
1 x SCART
1 x AV Composite In (Video + L/R)
1 x AV Component In (YPbPr + L/R)
1 x S/PDIF
1 x 3.5 mm Audio Out
1 x Antenna (RF) (female)
1 x CI+ 1.3
High-bandwidth Digital Content Protection (HDCP) 2.2High-bandwidth Digital Content Protection (HDCP)High-bandwidth Digital Content Protection (HDCP) 2.2High-bandwidth Digital Content Protection (HDCP) 2.2

Features

Some additional functional features of the model.

FeaturesComfortView Plus
Display Stream Compression (DSC)
Flicker-free technology
IPS Black panel technology
KVM Switch
Picture-by-Picture
Picture-in-Picture
ComfortView Plus
Dell Display Manager
Flicker-free technology
Low Blue Light
KVM Switch (auto)
Picture-by-Picture
Picture-in-Picture
AI Audio Quality
AI Picture Quality
AI Super Resolution (hardware-level)
AI Voice Command
DC Dimming
IMAX Enhanced
MEMC (Motion Estimation Motion Compensation)
PVR

Image file formats

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

Image file formats--JPEG
PNG
BMP
JPEG
GIF
PNG

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
eAAC+
MIDI
MP3
WMA
WAV

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
Flash Video
H.263
H.264
H.265
MKV
QuickTime
MPEG-4
TS
VC-1
VP9
VOB
VRO
WebM

Certificates, standards and licenses

Licenses from regulatory agencies, standards, certificates.

Certificates, standards and licensesEnergy Star
FCC
RoHS
Energy Star 8.0
EPEAT Gold
RoHS
TCO Certified Displays
Microsoft Teams Certified
Windows Hello (Cortana)
TUV Rheinland Low Blue Light Certified (Hardware Solution)-

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 %20 % - 80 %-
Operating altitude5000 m
16404.2 ft
5000 m
16404.2 ft
--
Storage temperature-20 °C - 60 °C
-4 °F - 140 °F
-20 °C - 60 °C
-4 °F - 140 °F
-15 °C - 45 °C
5 °F - 113 °F
-
Storage humidity5 % - 90 %5 % - 90 %0 % - 80 %-
Storage altitude12192 m
40000 ft
12192 m
40000 ft
--

Accessories

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

AccessoriesDisplayPort cable
USB Type-C cable
USB Type-A to Type-B cable
DisplayPort cable
HDMI cable
USB Type-A to Type-B cable
Voice remote control with Bluetooth-

Additional features

Information about other features.

Additional featuresSecurity lock slotSecurity lock slot--
 Dell U3223QZDell C2423HXiaomi Mi TV 6 65 OLEDHaier LEU49V800S