Comparison between Hitachi 58HK6100 vs Hitachi 55HAK6150

General Info
Model Number	Hitachi 58HK6100	Hitachi 55HAK6150

Price	Check on Amazon	Check on Amazon
Type	TV	TV
Year	2019	2019
Brand	Hitachi	Hitachi
Model Number	58HK6100	55HAK6150
Display
Screen Size Class	58" (inches)	55" (inches)
Diagonal Size	57.48 in 146 cm 1460 mm 4.79 ft	54.65 in 138.8 cm 1388 mm 4.55 ft
Screen Width	50 in 127 cm 1270.08 mm 4.17 ft	47.62 in 121 cm 1209.6 mm 3.97 ft
Screen Height	28.4 in 72.1 cm 721.41 mm 2.37 ft	26.79 in 68 cm 680.4 mm 2.23 ft
Display Type	VA
Display Bit Depth	10 bits (8 bits + FRC)	10 bits (8 bits + FRC)
Frame Rate Control	Yes	Yes
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	0.331 mm	0.315 mm
Screen Pixel Density	76 ppi	80 ppi
Screen-to-Body Ratio	92.38 %	91.96 %
Backlight Source	Direct LED	Direct LED
Screen Brightness	350 cd/m²	350 cd/m²
Static Screen Contrast	5000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Minimum Response Time	9.5 ms	9 ms
HDR	HDR10 HLG (Hybrid Log Gamma) Dolby Vision	HDR10 HLG (Hybrid Log Gamma) Dolby Vision
3D	No	No
Size, weight, color
Case Depth	3.23 in 8.2 cm 82 mm 0.27 ft	3.23 in 8.2 cm 82 mm 0.27 ft
Case Weight	15.5 kg 34 lbs
Case Width with Stand	51.38 in 130.5 cm 1305 mm 4.28 ft	48.94 in 124.3 cm 1243 mm 4.08 ft
Case Height with Stand	31.65 in 80.4 cm 804 mm 2.64 ft	30.04 in 76.3 cm 763 mm 2.5 ft
Case Depth with Stand	8.58 in 21.8 cm 218 mm 0.72 ft	11.06 in 28.1 cm 281 mm 0.92 ft
Case Weight with Stand	16.5 kg 36 lbs	13.5 kg 30 lbs
Case Color	Black	Black
Hardware
CPU Cores	4	4
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-S DVB-S2
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 Bluetooth Wi-Fi Direct DLNA	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 Bluetooth Wi-Fi Direct DLNA
Connectivity	3 x HDMI 2.0 (ARC; CEC) 1 x D-sub (Component in (YPbPr)) 1 x AV Composite In (Video + L/R) 1 x 3.5 mm Audio Out 1 x Optical Audio Out 1 x Satellite In (F-type female) 2 x USB 2.0 1 x Antenna (RF) 1 x Ethernet RJ45 1 x CI+	4 x HDMI 2.0 (ARC; CEC) 1 x D-sub (Component in (YPbPr)) 1 x AV Composite In (Video + L/R) 1 x 3.5 mm Audio Out 1 x Optical Audio Out 1 x Satellite In (F-type female) 2 x USB 2.0 1 x Antenna (RF) 1 x Ethernet RJ45 1 x CI+
Audio
Audio Speakers	2 x 10W	2 x 10W
Features
OS	SmartVue	Android 9.0 Pie
Cool Features	Channel List USB Cloning Hitachi Smartvue UHD Upscaler USB Recording (PVR Ready) HbbTV AVS Child Lock	HbbTV Picture Master Pro USB Recording (PVR Ready) Wake On UHD Upscaler Child Lock Hitachi Smartvue
Ergonomics
Case Width	51.38 in 130.5 cm 1305 mm 4.28 ft	48.94 in 124.3 cm 1243 mm 4.08 ft
Case Height	29.92 in 76 cm 760 mm 2.49 ft	28.35 in 72 cm 720 mm 2.36 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	200 x 200	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
Frequency and Interpolation
Vertical Digital Frequency	50 Hz / 60 Hz	50 Hz / 60 Hz
Screen Interpolation Technology	Best Picture Index	Best Picture Index
Screen Interpolation Value	1200	1200
Screen Interpolation Measurement Unit	BPI	BPI
Accessories
Certificates and Standards
Usage and Storage Requirements

Hitachi 58HK6100

Hitachi 55HAK6150