LG OLED55C7P: C7 55 Inch OLED TV at CES 2017
LG OLED55B7P: B7 55 Inch OLED 4K TV at CES 2017

Las únicas diferencias que veo son estéticas
LG Compare | LG Electronics US

SUMMARY
Other Input(s)
C7
3 USB, 1 RF In (Antenna/Cable), 1 Composite In, 1 Component In, 1 Ethernet, 1 Optical, 1 RS232C (Mini Jack)
B7
3 USB, 1 RF In (Antenna/Cable), 1 Composite In, Component In (Shared w/ Composite), 1 Ethernet, 1 Optical, 1 RS232C (Mini Jack)

INPUTS
C7
Component In - 1
B7
Shared w/ Composite

DIMENSIONS/ WEIGHTS
Wall Mount (WxHxD)
W Stand (WxHxD)
Shipping (WxHxD)
Wall Mount Weight
W Stand Weight
Shipping Weight
C7
48.4" x 28.0" x 1.8"
48.4" x 29.5" x 8.5"
56.9" x 31.9" x 8.1"
38.1 lbs
42.3 lbs
55.3 lbs
B7
48.4" x 28.1" x 1.9"
48.4" x 29.9" x 8.9"
57.1" x 32.5" x 9.0"
35.7 lbs
43.0 lbs
57.3 lbs