Optoma UHD51A vs BenQ TK800

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Common

Product

Optoma UHD51A
BenQ TK800

Model

UHD51A
TK800

Brand

Optoma
BenQ

Reviews

126
149

Resolution

Native resolution

3840 x 2160
3840 x 2160

Max resolution (resized)

3840 x 2160
3840 x 2160

Resolution abbreviation

4K
4K

Properties

Projection screen size, inch

30 - 300
30 - 300

Projection distance, m/ft

1 - 8.1/3.4 - 26.4
0.9 - 11.6/3.2 - 36

Aspect ratio

16:9
16:9

Brightness, lumens

2400
3000

Contrast ratio

500000:1
10000:1

Throw ratio range

1.21:1 - 1.59:1
1.47:1 - 1.76:1

Color reproduction

1.07 billion
1.07 billion

Pixel number

8294400
8294400

Projection system

DLP
DLP

Noise level, dBA

28
33

Input lag, ms

Power consumption, W

317
330

Lamp

Lamp type, W

240
240

Lamp life (normal mode), hours

4000
4000

Lamp life (eco mode), hours

15000
10000

Features

Remote control

Mouse functions

HDR

3D

Security

Kensington lock, password protection
Kensington lock, password protection

Projection method

front, rear, ceiling mount, tabletop
front, rear, ceiling mount, tabletop

Audio

Integrated speakers

Speaker power, W

10
5

Sound type

stereo
mono

Connectivity

HDMI

2
2

VGA input

1
1

Composite video input (RCA)

Audio input (RCA)

1
1

Audio input (3.5mm)

1

Audio output (3.5mm)

1
1

SPDIF (optical)

Ethernet (RJ45)

1

MHL

RS232 (DB-9pin)

1
1

12V trigger

1
1

USB

3
1

USB (service)

1
1

Video compatibility

NTSC

PAL

SECAM

Lens

F-number

2.5 - 3.26
1.94 - 2.06

Focal length, mm

20.91 - 32.62
15.57 - 18.67

Lens shift

vertical +/- 15%
vertical +/- 40%

Zoom ratio

1.3x
1.2x

Settings

Keystone adjustment vertical, +- degrees

40

Keystone adjustment horizontal, +- degrees

Operating temperature

Min, C/F

5/41
0/32

Max, C/F

40/104
40/104

User manual

Manual

Dimensions

Size W x H x D, сm/inches

39.2 x 28.1 x 12.9/15.4 x 11.1 x 5.1
35.2 x 13 x 27.2/13.9 x 5.3 x 10.7

Weight, kg/pounds

6.5/11.7
4.2/9.2
Optoma UHD51A
BenQ TK800
Optoma UHD51A
BenQ TK800

Projectors CHooseratoR comparison rating

  • better
  • worse
  • 13.3
  • 18.2
  • 13.3Optoma UHD51A
  • 18.2BenQ TK800

The BenQ TK800 is better home theater projector in this comparison. Check BenQ TK800 price