ViewSonic PJD7828HDL vs Optoma UHD51ALV

PJD7828HDL vs UHD51ALV comparison chart

Overall
ViewSonic PJD7828HDL
6.3
Optoma UHD51ALV
9.6
4
10
Votes 1 1
Rating 5 5
ViewSonic PJD7828HDL

Aug 27, 2020

Are you looking for life-like colors for your home screen? Well, then this ViewSonic PJD7828HDL review is for you. It’s equipped with SuperColor — Best-In-Class Color Performance technolo...

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Optoma UHD51ALV

Aug 30, 2020

I hope you will find this Optoma UHD51ALV review helpful enough for your future purchases. I was very delighted to test this unit, as it has 4K True HD resolution and stunning 3D support. The colors ...

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Common

Product

ViewSonic PJD7828HDL
Optoma UHD51ALV

Model

PJD7828HDL
UHD51ALV

Brand

ViewSonic
Optoma

Reviews

926
146

Resolution

Native resolution

1920 x 1080
3840 x 2160

Max resolution (resized)

1920 x 1080
4096 x 2160

Resolution abbreviation

Full HD
4K UHD

Properties

Projection screen size, inch

30-300
34-302

Projection distance, m/ft

1.3 - 14.3/4.2-47
0.8 - 10.6/2.9 - 34.9

Aspect ratio

16:9
16:9

Brightness, lumens

3200
3000

Contrast ratio

20000:1
500000:1

Throw ratio range

1.15:1 - 1.5:1
1.21:1 - 1.59:1

Color reproduction

1.07 billion

Projection system

DLP
DLP

Noise level, dBA

35
28

Power consumption, W

300
317

Features

Remote control

HDR

3D

Security

kensington lock, password protection
kensington lock, password protection

Projection method

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

Wireless connection

Additional features

has not
Amazon Alexa, Google Assistant, DLP

Lamp

Lamp type, W

210
240

Lamp life (normal mode), hours

4000
4000

Lamp life (eco mode), hours

10000
10000

Connectivity

HDMI

1
2

VGA input

1
1

Composite video input (RCA)

1
0

Audio input (RCA)

1
0

Audio input (3.5mm)

1
1

Audio output (3.5mm)

1
1

SPDIF (optical)

0
1

Ethernet (RJ45)

0
1

MHL

RS-232

1
1

12V trigger

0
1

USB

0
3

USB (service)

1
1

Audio

Integrated speakers

Speaker power, W

10
5

Sound type

mono
stereo

Lens

F-number

1.49 - 1.72
2.5 - 3.26

Focal length, mm

16.9 - 20.28
20.9 - 32.6

Lens shift, %

vertical +/- 30
vertical +/- 10

Zoom ratio

1.1x
1.3x

Settings

Keystone adjustment vertical, +- degrees

40

Keystone adjustment horizontal, +- degrees

Operating temperature

Min, C/F

5/41
5/41

Max, C/F

40/104
40/104

User manual

Manual

Dimensions

Size W x H x D, сm/inches

31.5 x 10.4 x 22.8/12.4 x 4.1 x 9
39.1 x 12.9 x 28,1/15.4 x 5.1 x 11.1

Weight, kg/pounds

2/4.6
5.3/11.7

Other

Release year

2016
2018
ViewSonic PJD7828HDL
Optoma UHD51ALV
ViewSonic PJD7828HDL
Optoma UHD51ALV

Projectors CHooseratoR comparison rating

  • better
  • worse
  • 6.3
  • 9.6
  • 6.3ViewSonic PJD7828HDL
  • 9.6Optoma UHD51ALV

ViewSonic PJD7828HDL competitors

Optoma UHD51ALV competitors