OVERALL
ALTERNATIVES
SPECS
VS AVERAGE
REVIEWS
Scored using Projectors Methodology v3.0
Projectors Methodology v3.0
Mathematical & Unbiased Scoring
Products in this category are scored under Frontum Projectors Methodology v3.0: the technical score from the specifications is the base, and independent expert and video reviews (up to ±0.5 points), owner opinions (up to ±0.3) and best-of lists (up to +0.3) move it up or down.
Explore Projectors Methodology v3.0

ViewSonic PX749-4K review: 86 specs compared

Avg. price:~£1,340Native panel resolution:3840x2160ANSI lumens:4000Throw ratio:1.13-1.47:1Lamp life:4000 hours

ViewSonic PX749-4K Review: Compare 86 technical specifications to see how this product ranks in the Projectors category and whether it is worth buying.

ViewSonic PX749-4K
7.5/10

Overall score

Score
7.5/ 10
✕
What it is
Our main score for this model, 1–10. It combines specs, best-of lists, expert reviews and owners.
How we count it
Parts: Technical score 35%, List score 30%, Reviews score 25%, Sentiment score 10%
Marks: Each part gets a mark out of 10. For reviews, lists and owners, a typical model in this category gets about 8 and the best one gets 10.
No data yet: A part with no data shows "?". It counts as the mark of a weaker model in this category (4 in 5 models with data score higher). This way, models with reviews, lists and owners usually come out ahead.
Score distribution
â–¼
<55-66-77-88-99-10
â–² Better than 75% of models
Score components

35%

7.5

Technical score

30%

?

List scoreNot enough data yet, so we use 7.5, the mark of a weaker model in this category

25%

?

Reviews scoreNot enough data yet, so we use 7.8, the mark of a weaker model in this category

10%

?

Sentiment scoreNot enough data yet, so we use 6.8, the mark of a weaker model in this category

â–²Better than 75% of projectors
6.3

Value for money

Value for money
6.3/ 10
✕
What it is
An indicator that combines the projector's overall rating with its cost.
When it matters
When you are looking for a projector with a good balance between quality and price.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 71% of models
Score components

70%

7.5

Overall score

30%

3.4

Price

â–¼Worse than 71%
7.5

Technical score

Technical score
7.5/ 10
✕
What it is
How good the specs are compared with the other models in this category, 1–10.
How we count it
Areas: We rate the specs in each area against the other models in this category.
Weighting: The areas that matter most to buyers count more. The shares are shown under Score components.
Share: The technical score is 35% of the overall score.
Score distribution
â–¼
<55-66-77-88-99-10
â–² Better than 84% of models
Score components

42%

8.6

Image Quality

22%

7.4

Projection & Lens

12%

7.2

HDMI & Gaming

10%

6.2

Audio & Features

8%

5.7

Connectivity

6%

4.6

Design & Power

â–²Better than 84%
?

Reviews score

Reviews score
✕
What it is
Average grade from independent test sites, magazines and video reviewers, 1–10.
How we count it
Grades: Each review's own score is converted to 1–10; without one, we grade the review ourselves. Big test sites count more, short reviews half as much as full tests. A video review counts half.
Score: The average grade is 80% of the review mark; the number of reviews is the other 20% (1 review = 5, the typical number in this category = 8, the most-reviewed model = 10).
Enough data: With few reviews, the average grade is pulled toward the typical grade of this category. No reviews yet: 7.8 for now.
Share: Reviews count 25% of the overall score.
Score distribution
â–¼
<55-66-77-88-99-10
Grades by review (0)
We have not found an independent test of this model yet. Until we do, its review part counts as 7.8.
User ratings collected online are not part of this score.
No expert tests yet
?

List score

List score
7.5/ 10
✕
What it is
How often independent test sites, magazines and video reviewers put this model in their best-of lists for this category.
How we count it
Points: The model in the most lists of this category gets 10; the others get 8 to 10 in proportion. In no list yet: 7.5. Lists count 30% of the overall score.
Enough data: Every list counts, even a single one. With fewer than 5 best-of lists in the category, this part is left out.
Lists with this model (0)
Not in any best-of list yet, so this part counts as 7.5. Models in a list get 8 to 10.
Not in any best-of list yet
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Where to buy
*As an Amazon Associate, we earn from qualifying purchases.
Best rankings
Available: ranking among products currently available (including other versions of this product).All: ranking among all products in the database.
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Technical Specifications of projector ViewSonic PX749-4K

Technical score
Technical score
7.5/ 10
✕
What it is
How good the specs are compared with the other models in this category, 1–10.
How we count it
Areas: We rate the specs in each area against the other models in this category.
Weighting: The areas that matter most to buyers count more. The shares are shown under Score components.
Share: The technical score is 35% of the overall score.
Score distribution
â–¼
<55-66-77-88-99-10
â–² Better than 84% of models
Score components:

42%

8.6

Image Quality

22%

7.4

Projection & Lens

12%

7.2

HDMI & Gaming

10%

6.2

Audio & Features

8%

5.7

Connectivity

6%

4.6

Design & Power

7.5
Reviews score
7.8
List score
?
Value for money
Value for money
6.3/ 10
✕
What it is
An indicator that combines the projector's overall rating with its cost.
When it matters
When you are looking for a projector with a good balance between quality and price.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 71% of models
Score components:

70%

7.5

Overall score

30%

3.4

Price

6.3
ANSI lumens
4,000
Market range: <250 – >4k
This projector reaches 4,000 ANSI lumens, brighter than 83.9% of projectors and equal to 6.6% of projectors.
Contrast ratio
12,000:1
This projector has a contrast ratio of 12000:1, higher than 50% of projectors and equal to 2.2% of projectors.
Native panel resolution
3840x2160
This projector uses a native resolution of 3840x2160, higher than 91.1% of projectors and equal to 4.7% of projectors.
Output resolution
3840x2160
This projector supports output resolution up to 3840x2160, higher than 71.2% of projectors and equal to 24.6% of projectors.
Projection technology
DLP
Show more
Throw ratio
1.13-1.47:1
Min throw distance
0.75 m
Market range: <0.5 m – >2 m
This projector needs a minimum throw distance of 0.75 m, shorter than 77% of projectors and equal to 1.1% of projectors.
Max projection size
300 inch
Market range: <100 inch – >300 inch
This projector supports projection sizes up to 300 inch, larger than 51.5% of projectors and equal to 38% of projectors.
Zoom ratio
1.3
Market range: <1.1 – >2.1
This projector offers a zoom ratio of 1.3, wider than 42.5% of projectors and equal to 14.4% of projectors.
Motorized zoom
no
This projector does not have motorised zoom. 14.8% of projectors offer this.
Show more
Input lag
4.2 ms
Market range: <8 ms – >68 ms
This projector has input lag of 4.2 ms, lower than 92.2% of projectors and equal to 4.9% of projectors.
Auto low latency mode (ALLM)
no
This projector does not switch to low-latency mode automatically. 16.1% of projectors offer this.
Variable refresh rate (VRR)
no
This projector does not support variable refresh rate. 1.8% of projectors offer this.
HDMI version
2
This projector supports HDMI 2, more modern than 46.1% of projectors and equal to 35.9% of projectors.
Max HDMI bandwidth
18 Gbps
Market range: <10 Gbps – >50 Gbps
This projector supports HDMI bandwidth up to 18 Gbps, higher than 48.9% of projectors and equal to 39.7% of projectors.
Show more
N. of HDMI ports
2
Market range: <1 – >6
This projector has 2 HDMI port/s, more than 45.9% of projectors and equal to 47.3% of projectors.
Wi-Fi connectivity
no
This projector does not connect to Wi-Fi networks. 53.4% of projectors offer this.
Wi-Fi version
N/A
Bluetooth connectivity
no
This projector does not support Bluetooth. 50.7% of projectors offer this.
Bluetooth version
N/A
Show more
Smart TV features
no
This projector does not have built-in smart TV features. 43.9% of projectors offer this.
Operating system
none
Android OS
no
This projector does not run Android OS. 19.1% of projectors run Android OS.
Dedicated smartphone app
yes
This projector comes with a dedicated smartphone app. 63.3% of projectors come with a dedicated smartphone app.
Remote control
yes
This projector includes a remote control. 1.5% of projectors offer this.
Show more
Light source type
lamp
This projector uses lamp light source technology, less advanced than 66.5% of projectors and equal to 33.5% of projectors.
Laser light source
no
This projector does not have a laser light source. 26.8% of projectors offer this.
Lamp life
4,000 hours
Market range: <5k hours – >30k hours
This projector offers lamp life of 4,000 hours, longer than 78.8% of projectors and equal to 9.6% of projectors.
Lamp life (eco mode)
20,000 hours
Market range: <5k hours – >30k hours
This projector offers eco-mode lamp life of 20,000 hours, shorter than 39.4% of projectors and equal to 17.9% of projectors.
Operating power consumption
310 W
Market range: <50 W – >400 W
This projector uses 310 W of power, more than 74.1% of projectors and equal to 1.5% of projectors.
Show more

ViewSonic PX749-4K vs the average projector

246810TotalImage QualityProjection & LensHDMI & GamingConnectivityAudio & FeaturesDesign & Power
  • 81.8% brighter image
    This projector has higher ANSI lumens than the average projector (4,000 vs 2,200). The average projector has 2,200 ANSI lumens.
    4,000 vs 2,200
  • High native resolution
    This projector has a higher native panel resolution than the average projector (3840x2160 vs 1920x1080). The average projector has a native panel resolution of 1920x1080.
    3840x2160 vs 1920x1080
  • Higher output resolution
    This projector supports a higher output resolution than the average projector (3840x2160 vs 1920x1080). The average projector outputs at 1920x1080 resolution.
    3840x2160 vs 1920x1080
  • Supports curved-surface correction
    This projector corrects warping on curved surfaces, while the average projector does not. 5.5% of projectors offer this.
  • 2.82x higher refresh rate
    This projector has a higher refresh rate than the average projector (240 Hz vs 85 Hz). The average projector has 85 Hz of refresh rate.
    240 Hz vs 85 Hz
  • Supports pixel shifting
    This projector supports pixel shifting, while the average projector does not. 26.6% of projectors support pixel shifting.
  • 22.8 ms lower input lag
    This projector has a lower input lag than the average projector (4.2 ms vs 27 ms). The average projector has 27 ms of input lag.
    4.2 ms vs 27 ms
  • Supports auto keystone correction
    ViewSonic PX749-4K corrects keystone distortion automatically, while the average projector does not. 36.9% of projectors offer this.
  • 81.8% brighter image
    This projector has higher ANSI lumens than the average projector (4,000 vs 2,200). The average projector has 2,200 ANSI lumens.
    4,000 vs 2,200
  • High native resolution
    This projector has a higher native panel resolution than the average projector (3840x2160 vs 1920x1080). The average projector has a native panel resolution of 1920x1080.
    3840x2160 vs 1920x1080
  • Higher output resolution
    This projector supports a higher output resolution than the average projector (3840x2160 vs 1920x1080). The average projector outputs at 1920x1080 resolution.
    3840x2160 vs 1920x1080
  • 2.82x higher refresh rate
    This projector has a higher refresh rate than the average projector (240 Hz vs 85 Hz). The average projector has 85 Hz of refresh rate.
    240 Hz vs 85 Hz
  • Supports pixel shifting
    This projector supports pixel shifting, while the average projector does not. 26.6% of projectors support pixel shifting.
  • Supports HLG
    This projector supports HLG, while the average projector does not. 41.2% of projectors support HLG.
  • 2 more recent release
    This projector was released more recently than the average projector (2023 vs 2021). The average projector was released in 2021.
    2,023 vs 2,021
  • Higher contrast ratio
    This projector has a higher contrast ratio than the average projector (12000:1 vs 10000:1). The average projector has 10000:1 of contrast ratio.
    12,000:1 vs 10,000:1
  • Supports curved-surface correction
    This projector corrects warping on curved surfaces, while the average projector does not. 5.5% of projectors offer this.
  • Supports auto keystone correction
    ViewSonic PX749-4K corrects keystone distortion automatically, while the average projector does not. 36.9% of projectors offer this.
  • 10 degrees more vertical correction
    This projector offers more vertical keystone correction than the average projector (40 degrees vs 30 degrees). The average projector offers vertical keystone correction of 30 degrees.
    40 degrees vs 30 degrees
  • 10 degrees more horizontal correction
    This projector offers more horizontal keystone correction than the average projector (40 degrees vs 30 degrees). The average projector offers horizontal keystone correction of 30 degrees.
    40 degrees vs 30 degrees
  • 0.26 m shorter throw distance
    This projector has a lower throw distance than the average projector (0.8 m vs 1 m). The average projector has 1.0055 m of throw distance.
    0.75 m vs 1.0055 m
  • 50 inch larger image size
    This projector has a higher projection size than the average projector (300 inch vs 250 inch). The average projector has 250 inch of projection size.
    300 inch vs 250 inch
  • 22.8 ms lower input lag
    This projector has a lower input lag than the average projector (4.2 ms vs 27 ms). The average projector has 27 ms of input lag.
    4.2 ms vs 27 ms
  • 1 more RJ45 ports
    This projector has more RJ45 ports than the average projector (1 vs 0). The average projector has 0 RJ45 ports.
    1 vs 0
  • 1 more USB ports
    This projector has more USB ports than the average projector (2 vs 1). The average projector has 1 USB ports.
    2 vs 1
  • Smartphone app support
    This projector supports smartphone app control, while the average projector does not. 36.7% of projectors support smartphone app control.
  • Basic light source
    This projector has Basic light source than the average projector (lamp vs laser). The average projector uses a laser light source.
    lamp vs laser
  • No Wi-Fi connectivity
    This projector does not connect to Wi-Fi networks, while the average projector does. 53.4% of projectors offer this.
  • No Bluetooth connectivity
    This projector does not support Bluetooth, while the average projector does. 50.6% of projectors offer this.
  • Limited HDMI format
    This projector supports a less capable max HDMI input format than the average projector (4K/60Hz vs 4K/120Hz). The average projector supports a max HDMI input format of 4K/120Hz.
    4K/60Hz vs 4K/120Hz
  • 16,000 hours shorter lamp life
    This projector has a lower lamp life than the average projector (4,000 hours vs 20,000 hours). The average projector has 20,000 hours of lamp life.
    4,000 hours vs 20,000 hours
  • 2 dB louder operation
    This projector has a higher audible noise than the average projector (33 dB vs 31 dB). The average projector has 31 dB of audible noise.
    33 dB vs 31 dB
  • 80 W higher power use
    This projector uses more power than the average projector (310 W vs 230 W). The average projector uses 230 W of power.
    310 W vs 230 W
  • 2.03x more expensive
    ViewSonic PX749-4K is more expensive than the average projector (£1,340 vs £660).
    £1,340 vs £660
  • 2.03x more expensive
    ViewSonic PX749-4K is more expensive than the average projector (£1,340 vs £660).
    £1,340 vs £660
  • 10.7% worse value for money
    ViewSonic PX749-4K has a lower value-for-money score than the average projector (6.27 vs 6.9).
    6.27 vs 6.95
  • Limited HDMI format
    This projector supports a less capable max HDMI input format than the average projector (4K/60Hz vs 4K/120Hz). The average projector supports a max HDMI input format of 4K/120Hz.
    4K/60Hz vs 4K/120Hz
  • No Wi-Fi connectivity
    This projector does not connect to Wi-Fi networks, while the average projector does. 53.4% of projectors offer this.
  • No Bluetooth connectivity
    This projector does not support Bluetooth, while the average projector does. 50.6% of projectors offer this.
  • Basic light source
    This projector has Basic light source than the average projector (lamp vs laser). The average projector uses a laser light source.
    lamp vs laser
  • 16,000 hours shorter lamp life
    This projector has a lower lamp life than the average projector (4,000 hours vs 20,000 hours). The average projector has 20,000 hours of lamp life.
    4,000 hours vs 20,000 hours
  • 2 dB louder operation
    This projector has a higher audible noise than the average projector (33 dB vs 31 dB). The average projector has 31 dB of audible noise.
    33 dB vs 31 dB
  • 80 W higher power use
    This projector uses more power than the average projector (310 W vs 230 W). The average projector uses 230 W of power.
    310 W vs 230 W

Video reviews

Hands-on testing, unboxing, and real-world video evaluations

Overview video
Brand video

Third-party reviews

What customers like about ViewSonic PX749-4K

  • 3840x2160 native panel gives sharp 4K detail.
  • 240 Hz refresh rate keeps fast motion smooth.
  • Input lag of 4.2 ms makes controls feel quick in games.
  • Minimum throw of 0.75 m suits a small room.
  • Geometric warping corrects a picture that is not square.
  • A smartphone app controls the projector.

What customers don't like about ViewSonic PX749-4K

  • Lamp life of 4000 hours is short for heavy daily use.
  • There is no Wi-Fi, so streaming needs a plugged-in device.
  • Built-in apps are missing, since there are no smart TV functions.
  • Focus and zoom are both set by hand, so setup takes patience.

Verdict

Sharp 4K detail and very little delay set the ViewSonic PX749-4K apart, and it fits a home cinema or a fast game console. Its native 3840x2160 panel is sharp, and 4000 ANSI lumens keeps the picture visible with some room light. Input lag is 4.2 ms, so controls respond quickly, and the 240 Hz refresh rate keeps fast motion smooth. It can sit as close as 0.75 m to the screen, which helps in a small room. Geometric warping corrects a skewed picture, and it can be mounted on a ceiling. At 4000 hours, the lamp will need replacing after a few years of daily use. There are no Wi-Fi or smart TV functions, so a streaming stick or console is needed. It suits a gamer or film fan who cares more about picture than built-in apps.

Compare ViewSonic PX749-4K with other products in the Projectors category

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