Comparison between Sony KD-55AG9 vs Samsung QN55QN90A

General Info
Model Number	Sony KD-55AG9	Samsung QN55QN90A

Price	Check on Amazon	Check on Amazon
Type	TV	TV
Year	2019	2021
Brand	Sony	Samsung
Model Series	AG9	QN90A
Model Number	KD-55AG9	QN55QN90A
Alias		QN55QN90AAFXZA
Display
Screen Size Class	55" (inches)	55" (inches)
Diagonal Size	54.65 in 138.8 cm 1388 mm 4.55 ft	54.65 in 138.8 cm 1388 mm 4.55 ft
Screen Width	47.63 in 121 cm 1209.75 mm 3.97 ft	47.62 in 121 cm 1209.6 mm 3.97 ft
Screen Height	26.79 in 68 cm 680.483 mm 2.23 ft	26.79 in 68 cm 680.4 mm 2.23 ft
Display Manufacturer	LG Display
Display Type	OLED	VA
Display Bit Depth	10 bits	10 bits
Frame Rate Control	No
Max Number of Colors	1073741824	1073741824
Bits	30	30
Screen Aspect Ratio	16:9	16:9
Screen Resolution	3840 x 2160	3840 x 2160
Screen Pixel Pitch	0.315 mm	0.315 mm
Screen Pixel Density	81 ppi	80 ppi
Screen-to-Body Ratio	94.57 %	95.01 %
Backlight Source	W-LED	Mini LED
DCI P3	99%	100%
Rec.2020	75
Screen Brightness	300 cd/m²	1400 cd/m²
Max Screen Brightness	700 cd/m²	1800 cd/m²
Static Screen Contrast	1000 : 1	3500 : 1
Dynamic Screen Contrast		25000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag	25 ms
Display Minimum Response Time	1 ms
Display Average Response Time	5 ms
Display Coating		Anti-glare/Matte
HDR	Dolby Vision HDR10 HLG (Hybrid Log Gamma)	HDR10 HDR10+ HDR10+ Adaptive HLG (Hybrid Log Gamma) Quantum HDR 32X
3D	No	No
Size, weight, color
Case Depth	1.57 in 4 cm 40 mm 0.13 ft	1 in 2.5 cm 25.4 mm 0.08 ft
Case Weight	18.7 kg 41 lbs	17.7 kg 39 lbs
Case Width with Stand	48.27 in 122.6 cm 1226 mm 4.02 ft	48.3 in 122.7 cm 1226.82 mm 4.03 ft
Case Height with Stand	28.11 in 71.4 cm 714 mm 2.34 ft	30.3 in 77 cm 769.62 mm 2.53 ft
Case Depth with Stand	10.04 in 25.5 cm 255 mm 0.84 ft	9.3 in 23.6 cm 236.22 mm 0.78 ft
Case Weight with Stand	22.3 kg 49 lbs	21.9 kg 48 lbs
Case Color	Black	Sand Black, Titan Black
Hardware
System on Chip or SoC	MediaTek MT5893	MediaTek
CPU	ARM Cortex-A73
CPU Cores	4	4
CPU Frequency	1500
GPU	ARM Mali-G71
GPU Cores	2
GPU Frequency	700
RAM Memory Size	2.5
Internal Storage	16
TV Tuner	Analog (NTSC/PAL/SECAM) DVB-T DVB-T2 DVB-C DVB-S DVB-S2	Analog (NTSC/PAL/SECAM) ATSC Clear QAM ATSC 3.0
Built-in Camera	No	No
Network	LAN 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) 802.11n 5GHz 802.11ac (IEEE 802.11ac) Wi-Fi Direct DLNA Bluetooth 4.2	LAN 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) 802.11n 5GHz 802.11ac (IEEE 802.11ac) Wi-Fi Direct DLNA Bluetooth 4.2 Wireless TV On (WOW) Wired TV On (WOL) Wireless Dex
Connectivity	1 x Ethernet RJ45 4 x HDMI 2.0 (eARC; CEC) 1 x IR Out 1 x Satellite In (Sub; F-type female) 1 x Optical Audio Out 1 x AV Composite In 3.5 mm jack 1 x Satellite In (Main; F-type female) 2 x USB 2.0 (max 0.5 A) 1 x 3.5 mm Audio Out 1 x USB 3.0 (max 0.9 A) 1 x Antenna (RF) (female)	3 x HDMI 2.0 1 x HDMI 2.1 1 x Optical Audio Out 1 x Antenna (RF) 1 x RS232 (C) 1 x Cable/Antenna In (F-type female) 2 x USB 2.0 1 x Ethernet RJ45
Audio
Audio Speakers	2 x 20W	4 x 5W
Built-in Subwoofer	2 x 10
Features
OS	Android 8.0 Oreo Android 9.0 Pie	Tizen 6.0
Cool Features	Voice command ClearAudio+ S-Force Front Surround sound PVR Super Bit mapping 4K HDR Clear Phase Speaker Live Color Technology Dynamic Contrast Enhancer HDCP (High-bandwidth Digital Content Protection) 2.3 Precision Color Mapping Object-based HDR remaster Triluminos Display Dual Database Processing DSEE (Digital Sound Enhancement Engine) 4K X-Reality Pro Pixel Contrast Booster Image Processor - X1 Ultimate BRAVIA Sync (HDMI-CEC) Light sensor	Motion Xcelerator Turbo+ Super Ultrawide GameView & Game Bar Expert Calibration Google Assistant Game Motion Plus 360 Video Player Ultimate UHD Dimming Digital Clean View Contrast Enhancer Far-Field Voice Interaction TV Plus Dynamic Black EQ Ultra Viewing Angle 4K AI Upscaling Natural Mode Support PC on TV Bixby Adaptive Picture Ambient Mode+ ConnectShare V-Chip Brightness/Color Detection SmartThings Compatible Eco Sensor Alexa Quantum Matrix Technology Learn TV Remote / Learn Menu Screen Tap View Filmmaker Mode MultiView Accessibility (Enlarge / High Contrast / Multi-output Audio / Color Inversion / Grayscale / Caption Position / Sign Language Zoom / Slow Button Repeat / Separate Closed Caption) 100% Color Volume with Quantum Dot Clear Motion AMD FreeSync Premium Pro 360 Camera Support Auto Motion Plus Samsung Health
Extra Features	Anti-theft stand lock slot - Kensington	NeoSlim Design
Ergonomics
Case Width	48.27 in 122.6 cm 1226 mm 4.02 ft	48.3 in 122.7 cm 1226.82 mm 4.03 ft
Case Height	27.95 in 71 cm 710 mm 2.33 ft	27.8 in 70.6 cm 706.12 mm 2.32 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	300 x 300	200 x 200
Removable VESA Stand	Yes	Yes
Height Adjustment	No	No
Landscape or Portrait Pivot Support	No	No
Left or Right Swivel Support	No	No
Forward and Backward Tilt Support	No	No
Forward Tilt	10 °
Backward Tilt	29 °
Frequency and Interpolation
Vertical Digital Frequency	120 Hz	40 Hz - 120 Hz
Screen Interpolation Measurement Unit		NULL
Accessories
Extras	IR extender cable	SolarCell Remote - TM2180E
Certificates and Standards
Licenses	ENERGY STAR UL/cUL	CTA 4K Ultra HD Connected NextGen TV
Usage and Storage Requirements
Safe Operating Temperature Level	0 °C - 40 °C 32 °F - 104 °F	10 °C - 40 °C 50 °F - 104 °F
Safe Operating Humidity Level	10 % - 80 %	10 % - 80 %
Internal Storage Temperature	-20 °C - 60 °C -4 °F - 140 °F	-20 °C - 40 °C -4 °F - 104 °F
Internal Storage Humidity		5 % - 95 %

Sony KD-55AG9

Samsung QN55QN90A