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42 inch TV dimensions

A 42-inch TV has a screen 36.6" wide and 20.6" tall (93 × 52 cm). The best seat is roughly 4 ft 2 in to 5 ft 8 in away.

Screen size

InchesCentimetres
Width36.61"93.0 cm
Height20.59"52.3 cm
Diagonal42"106.7 cm
Screen area754 sq in0.49 m²
Aspect ratio16:9

To scale

42 inch TV screen drawn to scale (36.6" by 20.6") next to a 5 ft 9 in person

How far to sit from a 42" TV

SeatDistance
Immersive (THX 40°)4 ft 2 in
Relaxed (SMPTE 30°)5 ft 8 in
Every 4K pixel visible within2 ft 9 in
Every 1080p pixel visible within5 ft 6 in

Is a 42" TV right for your room?

The smallest current OLED TV size, and popular as a desk-top screen for console and PC gaming. At 5 ft 8 in or less from the sofa it suits bedrooms and compact lounges.

Allow at least 38.1" of wall or cabinet width. With the screen centre at a seated eye height of about 42", the top edge sits near 52" from the floor.

42" against the next sizes

SizeWidthHeightScreen area vs 42"
40"34.9"19.6"-9%
43"37.5"21.1"+5%

Questions

How wide is a 42 inch TV?

The screen of a 42-inch TV is 36.61" (93.0 cm) wide. Frames add roughly 0.4"–1.5", so the TV itself is about 38" wide.

How tall is a 42 inch TV?

The screen is 20.59" (52.3 cm) tall; on its stand the set usually stands 24"–27" high.

How far should you sit from a 42 inch TV?

Between about 4 ft 2 in (THX, immersive) and 5 ft 8 in (SMPTE, comfortable). It suits bedrooms and compact lounges.