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

BenQ LH730 review: 86 specs compared

Avg. price:~£1,230Native panel resolution:1920x1080ANSI lumens:4000Throw ratio:1.3-1.56:1Lamp life:20000 hours

BenQ LH730 Review: Compare 86 technical specifications and 9 expert reviews to see how this product ranks in the Projectors category and whether it is worth buying.

BenQ LH730
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%

7.1

Technical score

30%

?

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

25%

8.3

Reviews score

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
6.4

Value for money

Value for money
6.4/ 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 69% of models
Score components

70%

7.5

Overall score

30%

4.0

Price

â–¼Worse than 69%
7.1

Technical score

Technical score
7.1/ 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 73% of models
Score components

42%

8.4

Image Quality

22%

6.3

Projection & Lens

12%

6.7

HDMI & Gaming

10%

5.6

Audio & Features

8%

5.9

Connectivity

6%

5.6

Design & Power

â–²Better than 73%
8.3

Reviews score

Reviews score
8.3/ 10
✕
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
â–² Better than 51% of models

80%

8.4

Average grade

20%

8.2

Popularity

Grades by review (9)
9 reviews: 4 with a printed score, 5 estimated from the review. Reviews count 25% of the overall score.
User ratings collected online are not part of this score.
â–²Better than 51%
?

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.

What reviewers say about the BenQ LH730

Based on 8

Reviewers praise the long-lasting light source and strong brightness, but connections divide opinion, and mounting options and sharpness disappoint.
Praised
Mixed views
Criticised
Pick a topic to see who said what
Loading category ranking...

Technical Specifications of projector BenQ LH730

Technical score
Technical score
7.1/ 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 73% of models
Score components:

42%

8.4

Image Quality

22%

6.3

Projection & Lens

12%

6.7

HDMI & Gaming

10%

5.6

Audio & Features

8%

5.9

Connectivity

6%

5.6

Design & Power

7.1
Reviews score
8.3
List score
?
Value for money
Value for money
6.4/ 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 69% of models
Score components:

70%

7.5

Overall score

30%

4.0

Price

6.4
ANSI lumens
4,000
Market range: <280 – >4k
This projector reaches 4,000 ANSI lumens, brighter than 83.9% of projectors and equal to 6.6% of projectors.
Contrast ratio
500,000:1
This projector has a contrast ratio of 500000:1, higher than 82.5% of projectors and equal to 1.8% of projectors.
Native contrast ratio.
Native panel resolution
1920x1080
This projector uses a native resolution of 1920x1080, higher than 27% of projectors and equal to 59.2% of projectors.
Output resolution
1920x1080
This projector supports output resolution up to 1920x1080, higher than 25.9% of projectors and equal to 42.3% of projectors.
Projection technology
DLP
Show more
What reviewers say
Throw ratio
1.3-1.56:1
Min throw distance
0.86 m
Market range: <0.5 m – >1.651 m
This projector needs a minimum throw distance of 0.86 m, shorter than 67.9% of projectors and equal to 0.3% of projectors.
Max projection size
300 inch
Market range: <120 inch – >301 inch
This projector supports projection sizes up to 300 inch, larger than 51.5% of projectors and equal to 38% of projectors.
Zoom ratio
1.2
Market range: <1.1 – >2.06
This projector offers a zoom ratio of 1.2, narrower than 59.8% of projectors and equal to 21.6% of projectors.
Motorized zoom
no
This projector does not have motorised zoom. 14.8% of projectors offer this.
Show more
What reviewers say
Input lag
33.4 ms
Market range: <8 ms – >68 ms
This projector has input lag of 33.4 ms, higher than 58% of projectors and equal to 1% of projectors.
In 1080P.
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: <10.2 Gbps – >48 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 – >2
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
What reviewers say
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
no
This projector does not come with a dedicated smartphone app. 36.8% 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
led
This projector uses led light source technology, more advanced than 33.6% of projectors and equal to 39.9% of projectors.
4LED.
Laser light source
no
This projector does not have a laser light source. 26.8% of projectors offer this.
Lamp life
20,000 hours
Market range: <3.5k hours – >30k hours
This projector offers lamp life of 20,000 hours, shorter than 35.2% of projectors and equal to 25.8% of projectors.
LED light source life.
Lamp life (eco mode)
?
Operating power consumption
330 W
Market range: <57 W – >390 W
This projector uses 330 W of power, more than 79.6% of projectors and equal to 2.1% of projectors.
Normal mode power draw.
Show more
What reviewers say

BenQ LH730 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
  • Higher contrast ratio
    This projector has a higher contrast ratio than the average projector (500000:1 vs 10000:1). The average projector has 10000:1 of contrast ratio.
    Native contrast ratio.
    500,000:1 vs 10,000:1
  • Supports auto keystone correction
    This projector corrects keystone distortion automatically, while the average projector does not. 36.9% of projectors offer this.
  • 0.18 inch larger DMD chip
    This projector has a higher DMD chip size than the average projector (0.7 inch vs 0.47 inch). The average projector has 0.47 inch of DMD chip size.
    0.65 inch vs 0.47 inch
  • 41.2% higher refresh rate
    This projector has a higher refresh rate than the average projector (120 Hz vs 85 Hz). The average projector has 85 Hz of refresh rate.
    120 Hz vs 85 Hz
  • 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
  • Supports HLG
    This projector supports HLG, while the average projector does not. 41.2% of projectors support HLG.
  • 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
  • 12.2% higher review score
    Reviews score
    8.3/ 10
    ✕
    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
    â–² Better than 51% of models

    80%

    8.4

    Average grade

    20%

    8.2

    Popularity

    Grades by review (9)
    9 reviews: 4 with a printed score, 5 estimated from the review. Reviews count 25% of the overall score.
    User ratings collected online are not part of this score.
    8.3 vs 7.4
  • 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
  • Higher contrast ratio
    This projector has a higher contrast ratio than the average projector (500000:1 vs 10000:1). The average projector has 10000:1 of contrast ratio.
    Native contrast ratio.
    500,000:1 vs 10,000:1
  • 0.18 inch larger DMD chip
    This projector has a higher DMD chip size than the average projector (0.7 inch vs 0.47 inch). The average projector has 0.47 inch of DMD chip size.
    0.65 inch vs 0.47 inch
  • 41.2% higher refresh rate
    This projector has a higher refresh rate than the average projector (120 Hz vs 85 Hz). The average projector has 85 Hz of refresh rate.
    120 Hz vs 85 Hz
  • 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.
    2023 vs 2021
  • Supports auto keystone correction
    This projector corrects keystone distortion automatically, while the average projector does not. 36.9% of projectors offer this.
  • 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
  • 0.15 m shorter throw distance
    This projector has a lower throw distance than the average projector (0.9 m vs 1 m). The average projector has 1.0055 m of throw distance.
    0.86 m vs 1.0055 m
  • 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
  • Basic light source
    This projector has Basic light source than the average projector (led vs laser). The average projector uses a laser light source.
    4LED.
    led 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
  • 0.1 2x narrower zoom range
    This projector has a lower zoom ratio than the average projector (1.2 vs 1.3). The average projector has 1.3 of zoom ratio.
    1.2 vs 1.3
  • 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
  • 100 W higher power use
    This projector uses more power than the average projector (330 W vs 230 W). The average projector uses 230 W of power.
    Normal mode power draw.
    330 W vs 230 W
  • 77.9% heavier weight
    This projector is heavier than the average projector (5.3 kg vs 2.98 kg). The average projector weighs 2.98 kg.
    5.3 kg vs 2.98 kg
  • 86.4% more expensive
    BenQ LH730 is more expensive than the average projector (£1,230 vs £660).
    £1,230 vs £660
  • 7.7% worse value for money
    BenQ LH730 has a lower value-for-money score than the average projector (6.45 vs 6.9).
    6.45 vs 6.95
  • 0.1 2x narrower zoom range
    This projector has a lower zoom ratio than the average projector (1.2 vs 1.3). The average projector has 1.3 of zoom ratio.
    1.2 vs 1.3
  • 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
  • 6.4 ms higher input lag
    This projector has a higher input lag than the average projector (33.4 ms vs 27 ms). The average projector has 27 ms of input lag.
    In 1080P.
    33.4 ms vs 27 ms
  • 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 (led vs laser). The average projector uses a laser light source.
    4LED.
    led vs laser
  • 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
  • 100 W higher power use
    This projector uses more power than the average projector (330 W vs 230 W). The average projector uses 230 W of power.
    Normal mode power draw.
    330 W vs 230 W
  • 77.9% heavier weight
    This projector is heavier than the average projector (5.3 kg vs 2.98 kg). The average projector weighs 2.98 kg.
    5.3 kg vs 2.98 kg
  • 123 mm wider body
    This projector is wider than the average projector (420 mm vs 297 mm). The average projector has a width of 297 mm.
    420 mm vs 297 mm

Video reviews

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

Brand video

Expert reviews

In-depth analysis and verdict from leading tech publications

8.0
projectorcentral.com
≈ estimated
28/09/2023
Lab test · Business projector
Verdict
The BenQ LH730 is a bright business projector that accepts 4K and suits conference rooms, but its real brightness is about 3,300 lumens, not 4,000.
8.0
pcmag.com
✓ explicit
10/08/2023
Lab test · Business projector
Verdict
The BenQ LH730 suits classrooms and golf simulators, with a short throw and vibrant graphics, but movie clips show rainbow flashes.
9.0
hometheaterhifi.com
≈ estimated
18/10/2023
Lab test · Business projector
Verdict
The BenQ LH730 is a bright conference projector that also suits movies, with accurate color, though blacks look gray and gaming lag is high.
9.0
techradar.com
✓ explicit
18/07/2023
Hands-on review · Business projector
Verdict
The BenQ LH730 is a bright, reliable business projector with long-lasting LEDs, best for medium conference rooms, lecture halls and classrooms.
8.0
seriousinsights.net
✓ explicit
18/11/2023
Expert review · Conference projector
Verdict
The BenQ LH730 is a low-upkeep ceiling projector for conference rooms, with 20,000 to 30,000 hours of light life, but its built-in speaker and remote are weak.
8.0
aixprojector.com
≈ estimated
11/07/2025
Lab test · Business projector
Verdict
The BenQ LH730 is a bright, low-upkeep 1080p projector for meeting rooms that run 24/7, but it has no movie picture mode and no built-in Wi-Fi.
9.0
projectorreviews.com
≈ estimated
22/06/2023
Lab test · Brightness and picture
Verdict
The BenQ LH730 is a bright, low-upkeep projector for classrooms and meeting rooms that handles text well, but its 1080p resolution limits big-screen video.
8.0
me.pcmag.com
✓ explicit
11/08/2023
Lab test · Movies and presentations
Verdict
The BenQ LH730 suits bright rooms and nonstop use with clean slides, but its rainbow flashes make it a poor choice for full-length movies.
8.0
gmtoday.com
≈ estimated
06/10/2023
Hands-on review · Office projector
Verdict
The BenQ LH730 is a nice-looking, maintenance-free projector that runs 24/7 and sets up quickly, though it is bulky to move around.

Third-party reviews

What customers like about BenQ LH730

  • High brightness (rated at 4,000 ANSI lumens) suitable for well-lit rooms
  • Long-lasting 4LED light source with up to 30,000-hour lifespan in Eco mode
  • Native 1080p resolution with support for 4K/60Hz HDR10 and HLG input
  • Maintenance-free operation with no lamps or filters to replace
  • Excellent color accuracy (98% Rec. 709 gamut) for a business-class projector
  • Quick and easy setup with flexible digital alignment features
  • Quiet fan operation, especially in Eco mode (28-32 dB)

What customers don't like about BenQ LH730

  • Visible rainbow artifacts (RBE) during high-motion video/film viewing
  • Brightest mode (Bright) exhibits an obvious green bias
  • Limited internal audio quality from the single 10W mono speaker
  • Lack of USB-C input for modern device connectivity
  • Remote control feels lightweight and 'cheap' for its price point
  • Black levels can appear more grey than deep black in dark rooms
  • Manual focus and zoom rather than motorized controls

Verdict

The BenQ LH730 is a professional-grade 4LED DLP projector designed for medium-to-large conference rooms, featuring a native 1080p resolution and a high brightness of 4,000 ANSI lumens. It boasts exceptional color accuracy with 98% Rec.709 coverage and a 500,000:1 dynamic contrast ratio, supported by specialized modes like Infographic and Spreadsheet to enhance text clarity. Its main pros include a long-lasting light source life of up to 30,000 hours in Eco mode, 24/7 operation capability, and a maintenance-free sealed optical engine that prevents dust buildup. On the downside, some users may notice rainbow artifacts in high-motion video content, and its brightest mode can exhibit a slight green bias.

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