Comparison between Panasonic TX-48CX400 vs Panasonic TX-48AS640

General Info
Model Number	Panasonic TX-48CX400	Panasonic TX-48AS640

Price	Check on Amazon	Check on Amazon
Type	TV	TV
Year	2015	2014
Brand	Panasonic	Panasonic
Model Series	CX400	AS640
Model Number	TX-48CX400	TX-48AS640
Alias		TX-48AS640B TX-48AS640E
Display
Screen Size Class	48" (inches)	48" (inches)
Diagonal Size	47.6 in 120.9 cm 1209 mm 3.97 ft	47.6 in 120.9 cm 1209 mm 3.97 ft
Screen Width	41.49 in 105.4 cm 1053.73 mm 3.46 ft	41.5 in 105.4 cm 1054.08 mm 3.46 ft
Screen Height	23.34 in 59.3 cm 592.726 mm 1.94 ft	23.34 in 59.3 cm 592.92 mm 1.95 ft
Display Type	VA	VA
Display Bit Depth	8 bits
Frame Rate Control	No
Max Number of Colors	16777216
Bits	24
Screen Aspect Ratio	16:9	16:9
Screen Resolution	3840 x 2160	1920 x 1080
Screen Pixel Pitch	0.274 mm	0.549 mm
Screen Pixel Density	93 ppi	46 ppi
Screen-to-Body Ratio	92.15 %	90.98 %
Backlight Source	Direct LED	Direct LED
NTSC 1953	72 %
Screen Brightness		350 cd/m²
Static Screen Contrast		3000 : 1
Screen Horizontal Viewing Angle	176 °	176 °
Screen Vertical Viewing Angle	176 °	176 °
Screen Input Lag		54 ms
Display Coating		Anti-glare/Matte
3D	Yes	Yes
Size, weight, color
Case Depth	2.56 in 6.5 cm 65 mm 0.21 ft	2.24 in 5.7 cm 57 mm 0.19 ft
Case Weight	13 kg 29 lbs	14 kg 31 lbs
Case Width with Stand	42.56 in 108.1 cm 1081 mm 3.55 ft	42.8 in 108.7 cm 1087 mm 3.57 ft
Case Height with Stand	27.05 in 68.7 cm 687 mm 2.25 ft	26.61 in 67.6 cm 676 mm 2.22 ft
Case Depth with Stand	10.67 in 27.1 cm 271 mm 0.89 ft	10.24 in 26 cm 260 mm 0.85 ft
Case Weight with Stand		15 kg 33 lbs
Case Color	Black	Silver
Hardware
System on Chip or SoC		Dual-Core Plus
CPU Cores	2	2
TV Tuner	Analog (NTSC/PAL/SECAM) DVB-T DVB-T2 DVB-C	DVB-T DVB-T2 DVB-C Analog (NTSC/PAL/SECAM)
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) Bluetooth Wi-Fi Direct DLNA	LAN Wi-Fi Bluetooth DLNA
Connectivity	1 x Ethernet RJ45 4 x HDMI 2.0 (ARC; CEC) 1 x 3.5 mm Audio Out 1 x Satellite In (Main; F-type female) 1 x AV Composite In (Video + L/R) 1 x Antenna (RF) (female) 1 x SCART 1 x D-sub 2 x USB 2.0 1 x CI+ 1.3 1 x AV Component In (YPbPr + L/R) 1 x USB 3.0 1 x Optical Audio Out	3 x HDMI 1.4 (ARC) 1 x SCART 1 x SD Memory Card Slot 2 x AV Component In (YPbPr + L/R) 1 x 3.5 mm Audio Out 1 x Optical Audio Out 1 x AV Composite In (Video + L/R) 2 x USB 2.0 (max 0.5 A) 1 x Antenna (RF) (female) 1 x Ethernet RJ45 1 x CI+ 1.3
Audio
Audio Speakers	2 x 10W	2 x 10W
Features
OS		Life+ Screen
Cool Features	Picture-and-Text Viera Link (HDMI CEC) HDCP (High-bandwidth Digital Content Protection) 2.2 Picture-and-Picture	Brilliant Contrast Technology Content Optimiser Plus VR-Audio True Surround my Home Screen Picture-and-Text my Stream Light sensor 1080p Pure Direct TV Anywhere Adaptive Backlight Control Voice command
Ergonomics
Case Width	42.56 in 108.1 cm 1081 mm 3.55 ft	42.8 in 108.7 cm 1087 mm 3.57 ft
Case Height	24.69 in 62.7 cm 627 mm 2.06 ft	24.88 in 63.2 cm 632 mm 2.07 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	400 x 400	400 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
Frequency and Interpolation
Vertical Digital Frequency	60 Hz	120 Hz
Screen Interpolation Technology	Real Motion Rate	Backlight Scanning with Inteligent Frame Creation
Screen Interpolation Value	200	1200
Screen Interpolation Measurement Unit	RMR	BLS IFC
Accessories
Extras	Remote control - RC48125(RC5)	Remote control - N2QAYB000829 Touch pad controller - N2QBYA000004
Certificates and Standards
Usage and Storage Requirements
Safe Operating Temperature Level	0 °C - 35 °C 32 °F - 95 °F
Safe Operating Humidity Level	20 % - 80 %

Panasonic TX-48CX400

Panasonic TX-48AS640