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  3. TH575C vs HZ40HDR

BenQ TH575C vs Optoma HZ40HDR

What TH575C does better (1) and where HZ40HDR wins (3) — every spec side by side.

BenQ TH575C
BenQ · 2026TH575C
1 advantage≈ US$620
vs
Optoma HZ40HDR
Optoma · 2023HZ40HDR
8.6Score
3 advantages≈ US$660
Higher score
Dimensions

Size comparison

TH575CHZ40HDR
296 × 120237274 × 114216
TH575CHZ40HDRDifference
Height120 mm114 mm+6 mm
Width296 mm274 mm+22 mm
Depth237 mm216 mm+21 mm
Weight2.3 kg3 kg−0.7 kg

Drawn to the same scale from the official dimensions (front and side).

Why is TH575C better than HZ40HDR?

  1. Weight2.3 kg vs 3 kg+30%

Why is HZ40HDR better than TH575C?

  1. Brightness (ANSI / ISO lumens)3,800 lm vs 4,000 lm+5%
  2. HDMI inputs1 vs 22×
  3. Fan noise34 dB vs 32 dB+6%
Specifications

Side by side

BenQ TH575CBenQ TH575C≈ US$620
Optoma HZ40HDROptoma HZ40HDR≈ US$6608.6
Picture
Resolution (on screen)—1920 × 1080 (Full HD)
Native panel resolution—1920 × 1080 (Full HD)
Display technologyDLPDLP
Light sourceLampLaser
Brightness (ANSI / ISO lumens)3,800 lm4,000 lm
Contrast ratio (dynamic / claimed)—2,000,000:1
HDR support—Yes
3D playbackYesYes
Gaming
Maximum refresh rate—120 Hz
Game / low-latency modeYesYes
Lens & placement
Throw ratio1.49:11.48:1
Throw ratio (zoomed in)1.64:11.62:1
Throw typeStandard throw (1.0:1 and longer)Standard throw (1.0:1 and longer)
Distance for a 100″ 16:9 image3.3 m3.28 m
Smallest image size—20″
Largest image size—300″
Optical zoom1.1×1.1×
Lens shift—None
Keystone correctionYes—
Automatic keystone correctionYes—
Connectivity
HDMI inputs12
HDMI version—2
USB port—Yes
Ethernet (LAN)—No
VGA input—No
Audio output—Yes
Battery, power & lifetime
Power consumption—139 W
Light source life—30,000 h
Design & noise
Fan noise34 dB32 dB
Weight2.3 kg3 kg
Width296 mm274 mm
Height120 mm114 mm
Depth237 mm216 mm
Colours—White
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