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  1. Table of Contents
  2. Top
  3. Main Differences
  4. Market Context
    1. Market Context
  5. Design
    1. Style
    2. Stand
    3. Back
    4. Borders
    5. Thickness
    6. Build Quality
  6. Picture Quality
    1. Contrast
    2. Local Dimming
    3. SDR Peak Brightness
    4. HDR Peak Brightness
    5. Gray Uniformity
    6. Viewing Angle
    7. Black Uniformity
    8. Reflections
    9. Pre Calibration
    10. Post Calibration
    11. 480p Input
    12. 720p Input
    13. 1080p Input
    14. 4k Input
    15. 8k Input
    16. Pixels
    17. Color Gamut
    18. Color Volume
    19. Gradient
    20. Temporary Image Retention
    21. Permanent Burn-In Risk
  7. Motion
    1. Response Time
    2. Flicker-Free
    3. Black Frame Insertion (BFI)
    4. Motion Interpolation
    5. Stutter
    6. 24p Judder
    7. Variable Refresh Rate
  8. Inputs
    1. Input Lag
    2. Supported Resolutions
    3. Input Photos
    4. Total Inputs
    5. Inputs Specifications
    6. Audio Passthrough
  9. Sound Quality
    1. Frequency Response
    2. Distortion
  10. Smart Features
    1. Interface
    2. Ad-Free
    3. Apps and Features
    4. Remote
    5. TV Controls
    6. In The Box
    7. Misc
  11. Comments

Vizio P Series Quantum 2018 vs LG SM9500

Side-by-Side Comparison

Products

Vizio P Series Quantum 2018
LG SM9500

Tested using Methodology v1.5

Updated Feb 22, 2024 02:46 PM

SEE PRICE
Amazon.com

Tested using Methodology v1.5

Updated Feb 22, 2024 02:54 PM

Amazon.com
Vizio P Series Quantum 2018 Picture
LG SM9500 Picture

Variants

  • PQ65-F1 (65")
  • 65SM9500PUA (65")

Our Verdict

Vizio P Series Quantum 2018

LG SM9500

The LG SM9500 and the Vizio P Series Quantum have different panels, each with their advantages and disadvantages. The LG has an IPS panel and is more suitable if you have a large room with wide seating arrangement and prefer to watch TV in a dim or a bright room, as its dark room performance is just decent. The Vizio, on the other hand, is more suitable if you watch TV in a dark room, as it can deliver excellent dark room performance, but you must sit straight in front to enjoy the most accurate image.

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Main Differences for
Mixed Usage

Threshold 

0.10

Mixed Usage 

8.2
7.7

Contrast 
 

9.2
6.7

Local Dimming 
 

8.0
5.0

Black Uniformity 
 

8.7
5.1

Viewing Angle 
 

5.1
7.6

Gray Uniformity 
 

7.6
6.1

Full Comparison

Market Context

Market Context 
 

Show Text 
Design

Style  

8.5
9.5

Design Picture  

Vizio P Series Quantum 2018 Design Picture
LG SM9500 Design Picture

Curved  

No
No
Show Text 

Stand  

Stand Picture  

Vizio P Series Quantum 2018 Stand Picture
LG SM9500 Stand Picture
Show Text 

Back  

Back Picture  

Vizio P Series Quantum 2018 Back Picture
LG SM9500 Back Picture

Wall Mount  

VESA 400x400
VESA 300x300
Show Text 

Borders  

Borders Picture  

Vizio P Series Quantum 2018 Borders Picture
LG SM9500 Borders Picture

Borders  

0.35" (0.9 cm)
0.47" (1.2 cm)
Show Text 

Thickness  

Thickness Picture  

Vizio P Series Quantum 2018 Thickness Picture
LG SM9500 Thickness Picture

Max Thickness  

2.72" (6.9 cm)
2.56" (6.5 cm)
Show Text 

Build Quality 
 

8.0
8.0

Build quality picture  

Vizio P Series Quantum 2018 Build quality picture
LG SM9500 Build quality picture
Show Text 
Picture Quality

Contrast 
 

9.2
6.7

Checkerboard Picture  

Vizio P Series Quantum 2018 Checkerboard Picture
LG SM9500 Checkerboard Picture

Native Contrast 
 

6,084 : 1
1,234 : 1

Contrast with local dimming 
 

15,329 : 1
2,398 : 1
Show Text 

Local Dimming 
 

8.0
5.0

Local Dimming Video  

Local Dimming 
 

Yes
Yes

Backlight 
 

Full-Array
Full-Array
Show Text 

SDR Peak Brightness 
 

9.2
8.8

SDR Real Scene Peak Brightness 
 

846 cd/m²
695 cd/m²

SDR Peak 2% Window 
 

2,016 cd/m²
558 cd/m²

SDR Peak 10% Window 
 

2,367 cd/m²
624 cd/m²

SDR Peak 25% Window 
 

1,601 cd/m²
657 cd/m²

SDR Peak 50% Window 
 

1,289 cd/m²
688 cd/m²

SDR Peak 100% Window 
 

798 cd/m²
691 cd/m²

SDR Sustained 2% Window 
 

1,977 cd/m²
557 cd/m²

SDR Sustained 10% Window 
 

2,310 cd/m²
624 cd/m²

SDR Sustained 25% Window 
 

1,596 cd/m²
657 cd/m²

SDR Sustained 50% Window 
 

1,250 cd/m²
688 cd/m²

SDR Sustained 100% Window 
 

795 cd/m²
689 cd/m²

SDR ABL 
 

0.054
0.012
Show Text 

HDR Peak Brightness 
 

9.3
8.3

HDR Real Scene Peak Brightness 
 

1,368 cd/m²
804 cd/m²

HDR Peak 2% Window 
 

2,132 cd/m²
1,190 cd/m²

HDR Peak 10% Window 
 

2,433 cd/m²
1,587 cd/m²

HDR Peak 25% Window 
 

1,449 cd/m²
1,227 cd/m²

HDR Peak 50% Window 
 

1,094 cd/m²
970 cd/m²

HDR Peak 100% Window 
 

826 cd/m²
766 cd/m²

HDR Sustained 2% Window 
 

2,101 cd/m²
463 cd/m²

HDR Sustained 10% Window 
 

2,395 cd/m²
633 cd/m²

HDR Sustained 25% Window 
 

1,443 cd/m²
700 cd/m²

HDR Sustained 50% Window 
 

1,088 cd/m²
749 cd/m²

HDR Sustained 100% Window 
 

822 cd/m²
765 cd/m²

HDR ABL 
 

0.055
0.028
Show Text 

Gray Uniformity 
 

7.6
6.1

50% Uniformity Picture  

Vizio P Series Quantum 2018 50% Uniformity Picture
LG SM9500 50% Uniformity Picture

50% Std. Dev. 
 

3.455%
6.502%

50% DSE 
 

0.163%
0.234%

5% Uniformity Picture  

Vizio P Series Quantum 2018 5% Uniformity Picture
LG SM9500 5% Uniformity Picture

5% Std. Dev. 
 

1.258%
0.852%

5% DSE 
 

0.109%
0.116%
Show Text 

Viewing Angle 
 

5.1
7.6

Viewing Angle Video  

Chroma Graph  

Vizio P Series Quantum 2018 Chroma Graph
LG SM9500 Chroma Graph

Color Washout 
 

22°
29°

Hue Graph  

Vizio P Series Quantum 2018 Hue Graph
LG SM9500 Hue Graph

Color Shift 
 

20°
64°

Lightness Graph  

Vizio P Series Quantum 2018 Lightness Graph
LG SM9500 Lightness Graph

Brightness Loss 
 

32°
34°

Black Level Raise 
 

15°
70°

Gamma Shift 
 

15°
43°
Show Text 

Black Uniformity 
 

8.7
5.1

Native Black Uniformity Picture  

Vizio P Series Quantum 2018 Native Black Uniformity Picture
LG SM9500 Native Black Uniformity Picture

Native Std. Dev. 
 

0.793%
2.464%

Black Uniformity Picture with Local Dimming  

Vizio P Series Quantum 2018 Black Uniformity Picture with Local Dimming
LG SM9500 Black Uniformity Picture with Local Dimming

Std. Dev. w/ L.D. 
 

0.498%
3.013%
Show Text 

Reflections 
 

8.8
8.3

Reflections Picture  

Vizio P Series Quantum 2018 Reflections Picture
LG SM9500 Reflections Picture

Average Room Off Picture  

Vizio P Series Quantum 2018 Average Room Off Picture
LG SM9500 Average Room Off Picture

Bright Room Off Picture  

Vizio P Series Quantum 2018 Bright Room Off Picture
LG SM9500 Bright Room Off Picture

Screen Finish 
 

Glossy
Semi-gloss

Total Reflections 
 

2.3%
3.4%

Indirect Reflections 
 

0.2%
0.5%

Calculated Direct Reflections 
 

2.1%
2.9%
Show Text 

Pre Calibration 
 

7.5
8.8

Pre White Balance Picture  

Vizio P Series Quantum 2018 Pre White Balance Picture
LG SM9500 Pre White Balance Picture

Pre Gamma Curve Picture  

Vizio P Series Quantum 2018 Pre Gamma Curve Picture
LG SM9500 Pre Gamma Curve Picture

Pre Color Picture  

Vizio P Series Quantum 2018 Pre Color Picture
LG SM9500 Pre Color Picture

White Balance dE 
 

3.18
1.54

Color dE 
 

2.68
1.85

Gamma 
 

2.27
2.11

Color Temperature 
 

6,032 K
6,463 K

Picture Mode 
 

Calibrated Dark
Expert (Dark Room)

Color Temp Setting 
 

Normal
Warm 2

Gamma Setting 
 

2.2
2.2
Show Text 

Post Calibration 
 

9.7
9.4

Post White Balance Picture  

Vizio P Series Quantum 2018 Post White Balance Picture
LG SM9500 Post White Balance Picture

Post Gamma Curve Picture  

Vizio P Series Quantum 2018 Post Gamma Curve Picture
LG SM9500 Post Gamma Curve Picture

Post Color Picture  

Vizio P Series Quantum 2018 Post Color Picture
LG SM9500 Post Color Picture

White Balance dE 
 

0.23
0.16

Color dE 
 

0.64
1.49

Gamma 
 

2.20
2.20

Color Temperature 
 

6,497 K
6,564 K

White Balance Calibration 
 

11 point
22 point

Color Calibration 
 

Yes
Yes

Auto-Calibration Function 
 

No
Yes
Show Text 

480p Input 
 

7.0
8.0

480p Picture  

Vizio P Series Quantum 2018 480p Picture
LG SM9500 480p Picture
Show Text 

720p Input 
 

7.0
8.0

720p Picture  

Vizio P Series Quantum 2018 720p Picture
LG SM9500 720p Picture
Show Text 

1080p Input 
 

9.0
9.0

1080p Picture  

Vizio P Series Quantum 2018 1080p Picture
LG SM9500 1080p Picture
Show Text 

4k Input 
 

10
10

4k Picture  

Vizio P Series Quantum 2018 4k Picture
LG SM9500 4k Picture
Show Text 

8k Input 
 

0.0
0.0

8k Picture  

Vizio P Series Quantum 2018 8k Picture
LG SM9500 8k Picture
Show Text 

Pixels 
 

Pixels Picture  

Vizio P Series Quantum 2018 Pixels Picture
LG SM9500 Pixels Picture

Type  

LED
LED

Sub-Type 
 

VA
IPS
Show Text 

Color Gamut 
 

8.8
8.0

Wide Color Gamut 
 

Yes
Yes

Color Gamut DCI-P3 Picture  

Vizio P Series Quantum 2018 Color Gamut DCI-P3 Picture
LG SM9500 Color Gamut DCI-P3 Picture

DCI P3 xy 
 

97.04%
88.11%

DCI P3 uv 
 

97.99%
94.33%

Color Gamut Rec.2020 Picture  

Vizio P Series Quantum 2018 Color Gamut Rec.2020 Picture
LG SM9500 Color Gamut Rec.2020 Picture

Rec 2020 xy 
 

76.30%
65.41%

Rec 2020 uv 
 

80.94%
73.03%

EOTF  

Vizio P Series Quantum 2018 EOTF
LG SM9500 EOTF
Show Text 

Color Volume 
 

8.1
7.0

P3 Color Volume ITP Picture  

Vizio P Series Quantum 2018 P3 Color Volume ITP Picture
LG SM9500 P3 Color Volume ITP Picture

Normalized DCI P3 Coverage ITP 
 

88.6%
79.2%

10,000 cd/m² DCI P3 Coverage ITP 
 

64.4%
48.3%

2020 Color Volume ITP Picture  

Vizio P Series Quantum 2018 2020 Color Volume ITP Picture
LG SM9500 2020 Color Volume ITP Picture

Normalized Rec 2020 Coverage ITP 
 

73.1%
60.5%

10,000 cd/m² Rec 2020 Coverage ITP 
 

53.3%
36.8%
Show Text 

Gradient 
 

7.2
9.2

Gradient Picture  

Vizio P Series Quantum 2018 Gradient Picture
LG SM9500 Gradient Picture

Color Depth 
 

10 Bit
10 Bit

Red (Std. Dev.) 
 

0.135
0.079

Green (Std. Dev.) 
 

0.143
0.082

Blue (Std. Dev.) 
 

0.102
0.075

Gray (Std. Dev.) 
 

0.150
0.048
Show Text 

Temporary Image Retention 
 

10
7.0

Image Retention Picture  

Vizio P Series Quantum 2018 Image Retention Picture
LG SM9500 Image Retention Picture

IR after 0 min recovery 
 

0.00%
1.06%

IR after 2 min recovery 
 

0.00%
0.00%

IR after 4 min recovery 
 

0.00%
0.00%

IR after 6 min recovery 
 

0.00%
0.00%

IR after 8 min recovery 
 

0.00%
0.00%

IR after 10 min recovery 
 

0.00%
0.00%
Show Text 

Permanent Burn-In Risk 
 

10
10

Permanent Burn-In Risk 
 

No
No
Show Text 
Motion

Response Time 
 

8.7
7.7

Motion Blur Picture  

Vizio P Series Quantum 2018 Motion Blur Picture
LG SM9500 Motion Blur Picture

Response Time Chart  

Vizio P Series Quantum 2018 Response Time Chart
LG SM9500 Response Time Chart

80% Response Time 
 

3.1 ms
5.4 ms

100% Response Time 
 

9.5 ms
13.4 ms
Show Text 

Flicker-Free 
 

4.0
4.0

Backlight chart 
 

Vizio P Series Quantum 2018 Backlight chart
LG SM9500 Backlight chart

Flicker-Free 
 

No
No

PWM Dimming Frequency 
 

120 Hz
120 Hz
Show Text 

Black Frame Insertion (BFI) 
 

10
10

BFI Picture  

Vizio P Series Quantum 2018 BFI Picture
LG SM9500 BFI Picture

BFI Frequency Picture  

Vizio P Series Quantum 2018 BFI Frequency Picture
LG SM9500 BFI Frequency Picture

Optional BFI 
 

Yes
Yes

Min Flicker for 60 fps 
 

60 Hz
60 Hz

60 Hz for 60 fps 
 

Yes
Yes

120 Hz for 120 fps 
 

Yes
Yes

Min Flicker for 60 fps in Game Mode 
 

60 Hz
60 Hz
Show Text 

Motion Interpolation 
 

Motion Interpolation (30 fps) Picture  

Vizio P Series Quantum 2018 Motion Interpolation (30 fps) Picture
LG SM9500 Motion Interpolation (30 fps) Picture

Motion Interpolation (30 fps) 
 

Yes
Yes

Motion Interpolation (60 fps) Picture  

Vizio P Series Quantum 2018 Motion Interpolation (60 fps) Picture
LG SM9500 Motion Interpolation (60 fps) Picture

Motion Interpolation (60 fps) 
 

Yes
Yes
Show Text 

Stutter 
 

6.7
7.4

Frame Hold Time @ 24 fps 
 

32.2 ms
28.3 ms

Frame Hold Time @ 60 fps 
 

7.2 ms
3.3 ms
Show Text 

24p Judder 
 

7.8
10

Judder-Free 24p 
 

Yes
Yes

Judder-Free 24p via 60p 
 

No
Yes

Judder-Free 24p via 60i 
 

No
Yes

Judder-Free 24p via Native Apps 
 

Yes
Yes
Show Text 

Variable Refresh Rate 
 

0.0
8.2

Native Refresh Rate 
 

120 Hz
120 Hz

Variable Refresh Rate 
 

No
Yes

HDMI Forum VRR 
 

No
Yes

FreeSync 
 

No
No

G-SYNC Compatible 
 

No
Yes

4k VRR Maximum 
 

N/A
60 Hz

4k VRR Minimum 
 

No VRR support
48 Hz

1080p VRR Maximum 
 

N/A
120 Hz

1080p VRR Minimum 
 

No VRR support
< 20 Hz

1440p VRR Maximum 
 

N/A
120 Hz

1440p VRR Minimum 
 

No VRR support
< 20 Hz

VRR Supported Connectors 
 

No VRR support
HDMI
Show Text 
Inputs

Input Lag 
 

8.3
8.8

1080p @ 60 Hz 
 

15.6 ms
13.7 ms

1080p @ 60 Hz Outside Game Mode 
 

82.2 ms
84.4 ms

1440p @ 60 Hz 
 

N/A
14.2 ms

4k @ 60 Hz 
 

15.4 ms
13.7 ms

4k @ 60 Hz + 10 bit HDR 
 

27.6 ms
13.7 ms

4k @ 60 Hz @ 4:4:4 
 

26.9 ms
13.7 ms

4k @ 60 Hz Outside Game Mode 
 

82.2 ms
84.3 ms

4k @ 60 Hz With Interpolation 
 

76.3 ms
84.3 ms

8k @ 60 Hz 
 

N/A
N/A

1080p @ 120 Hz 
 

10.6 ms
7.0 ms

1440p @ 120 Hz 
 

N/A
7.1 ms

4k @ 120 Hz 
 

N/A
N/A

1080p with Variable Refresh Rate 
 

N/A
6.1 ms

1440p with VRR 
 

N/A
6.5 ms

4k with VRR 
 

N/A
15.6 ms

8k with VRR 
 

N/A
N/A

Auto Low Latency Mode (ALLM) 
 

No
Yes
Show Text 

Supported Resolutions 
 

8.3
9.6

Resolution  

4k
4k

1080p @ 60 Hz @ 4:4:4 
 

Yes
Yes

1080p @ 120 Hz 
 

Yes (native support)
Yes (native support)

1440p @ 60 Hz 
 

No
Yes (forced resolution required)

1440p @ 120 Hz 
 

No
Yes (native support)

4k @ 60 Hz 
 

Yes
Yes

4k @ 60 Hz @ 4:4:4 
 

Yes
Yes

4k @ 120 Hz 
 

No
Yes (native support)

8k @ 30 Hz or 24 Hz 
 

No
No

8k @ 60 Hz 
 

No
No
Show Text 

Input Photos  

Side Inputs Picture  

Vizio P Series Quantum 2018 Side Inputs Picture
LG SM9500 Side Inputs Picture

Rear Inputs Picture  

Vizio P Series Quantum 2018 Rear Inputs Picture
LG SM9500 Rear Inputs Picture

Total Inputs  

HDMI  

5
4

USB  

1
3

Digital Optical Audio Out  

1
1

Analog Audio Out 3.5mm  

0
0

Analog Audio Out RCA  

1
0

Component In  

1 (shared)
0

Composite In  

1 (shared)
1 (incl. adapter)

Tuner (Cable/Ant)  

1
1

Ethernet  

1
1

DisplayPort  

0
0

IR In  

0
0

SD/SDHC  

0
0
Show Text 

Inputs Specifications  

HDR10 
 

Yes
Yes

HDR10+ 
 

No
No

Dolby Vision 
 

Yes
Yes

HLG 
 

Yes
Yes

3D 
 

No
No

HDMI 2.0 Full Bandwidth 
 

Yes (HDMI 1,2,3,4)
Yes (HDMI 1,2,3,4)

HDMI 2.1 
 

No
Yes (HDMI 1,2,3,4)

CEC  

Yes
Yes

HDCP 2.2  

Yes (HDMI 1,2,3,4,5)
Yes (HDMI 1,2,3,4)

USB 3.0 
 

No
No

Variable Analog Audio Out  

Yes
No

Wi-Fi Support  

Yes (2.4 GHz, 5 GHz)
Yes (2.4 GHz, 5 GHz)
Show Text 

Audio Passthrough 
 

ARC 
 

Yes (HDMI 1)
Yes (HDMI 2)

eARC support 
 

No
Yes

Dolby Atmos via TrueHD via eARC 
 

No
Yes

DTS:X via DTS-HD MA via eARC 
 

No
Yes

5.1 Dolby Digital via ARC 
 

Yes
Yes

5.1 DTS via ARC 
 

Yes
Yes

5.1 Dolby Digital via Optical 
 

Yes
Yes

5.1 DTS via Optical 
 

Yes
Yes
Show Text 
Sound Quality

Frequency Response 
 

6.4
6.8

Frequency Response  

See details on graph tool
See details on graph tool

Low-Frequency Extension 
 

119.87 Hz
71.27 Hz

Std. Dev. @ 70 
 

3.16 dB
3.38 dB

Std. Dev. @ 80 
 

3.43 dB
3.84 dB

Std. Dev. @ Max 
 

5.56 dB
6.40 dB

Max 
 

88.2 dB SPL
87.9 dB SPL

Dynamic Range Compression 
 

4.54 dB
5.74 dB
Show Text 

Distortion 
 

7.7
6.8

Total Harmonic Distortion 
 

See details on graph tool
See details on graph tool

Weighted THD @ 80 
 

0.084
0.118

Weighted THD @ Max 
 

0.253
0.610

IMD @ 80 
 

0.50%
8.60%

IMD @ Max 
 

3.20%
6.22%
Show Text 
Smart Features

Interface 
 

7.0
8.5

Smart TV Picture  

Vizio P Series Quantum 2018 Smart TV Picture
LG SM9500 Smart TV Picture

Smart OS  

SmartCast
WebOS

Version  

1.27
4.6

Ease of Use 
 

Easy
Easy

Smoothness 
 

Not Smooth
Average

Time Taken to Select YouTube 
 

21 s
2 s

Time Taken to Change Backlight 
 

3 s
6 s

Advanced Options 
 

Many
Many
Show Text 

Ad-Free 
 

10
0.0

Ads Picture  

Vizio P Series Quantum 2018 Ads Picture
LG SM9500 Ads Picture

Ads 
 

No
Yes

Opt-out 
 

No Add
No

Suggested Content in Home 
 

Yes
Yes

Opt-out of Suggested Content 
 

No
No
Show Text 

Apps and Features 
 

6.5
8.0

Apps Picture  

Vizio P Series Quantum 2018 Apps Picture
LG SM9500 Apps Picture

App Selection 
 

Great
Great

App Smoothness 
 

Not Smooth
Average

Cast Capable 
 

Yes
Yes

USB Drive Playback 
 

Yes
Yes

USB Drive HDR Playback 
 

Yes
Yes

HDR in Netflix 
 

Yes
Yes

HDR in YouTube 
 

Yes
Yes
Show Text 

Remote 
 

6.0
9.0

Remote Picture  

Vizio P Series Quantum 2018 Remote Picture
LG SM9500 Remote Picture

Size 
 

Medium
Large

Voice Control 
 

No
Many Features

CEC Menu Control 
 

Yes
Yes

Other Smart Features 
 

No
Yes

Remote App  

Vizio SmartCast Mobile
LG TV Plus
Show Text 

TV Controls  

Controls Picture  

Vizio P Series Quantum 2018 Controls Picture
LG SM9500 Controls Picture
Show Text 

In The Box  

In The Box Picture  

Vizio P Series Quantum 2018 In The Box Picture
LG SM9500 In The Box Picture
Show Text 

Misc  

Power Consumption  

87 W
53 W

Power Consumption (Max)  

292 W
212 W

Firmware  

1.0.18.4
03.60.02

Check Price

Vizio P Series Quantum 2018

LG SM9500

Comments

  1. Comparison

Vizio P Series Quantum 2018 vs LG SM9500: Main Discussion

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