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  3. TH575i vs PX700HDH

BenQ TH575i vs ViewSonic PX700HDH

What TH575i does better (3) and where PX700HDH wins (0) — every spec side by side.

BenQ TH575i
BenQ · 2026TH575i
4.6Score
3 advantages≈ US$510
vs
ViewSonic PX700HDH
ViewSonic · 2026PX700HDH
5.8Score
0 advantages≈ US$500
Higher score
4.8Picture4.8
5.6Noise, lifetime & portability5.4
Dimensions

Size comparison

TH575iPX700HDH
296 × 120237293 × 115221
TH575iPX700HDHDifference
Height120 mm115 mm+5 mm
Width296 mm293 mm+3 mm
Depth237 mm221 mm+16 mm
Weight2.3 kg2.4 kg−0.1 kg

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

Why is TH575i better than PX700HDH?

  1. Brightness (ANSI / ISO lumens)3,800 lm vs 3,700 lm+3%
  2. Audio outputYes · PX700HDH: No
  3. Weight2.3 kg vs 2.4 kg+4%

Why is PX700HDH better than TH575i?

PX700HDH has no measurable advantages in this pair.

Specifications

Side by side

BenQ TH575iBenQ TH575i≈ US$5104.6
ViewSonic PX700HDHViewSonic PX700HDH≈ US$5005.8
Picture
Resolution (on screen)1920 × 1080 (Full HD)1920 × 1080 (Full HD)
Native panel resolution1920 × 1080 (Full HD)1920 × 1080 (Full HD)
Display technologyDLPDLP
Light sourceLamp—
Brightness (ANSI / ISO lumens)3,800 lm3,700 lm
Native contrast ratio15,000:1—
Contrast ratio (dynamic / claimed)—22,000:1
Colour gamut (Rec.709)88%—
Gaming
Input lag16.7 ms—
Maximum refresh rate120 Hz120 Hz
Lens & placement
Throw ratio1.49:11.49:1
Throw ratio (zoomed in)1.64:11.64:1
Throw typeStandard throw (1.0:1 and longer)Standard throw (1.0:1 and longer)
Distance for a 100″ 16:9 image3.3 m3.3 m
Largest image size—300″
Optical zoom1.1×—
Keystone correctionYes—
Automatic keystone correctionYes—
Sound
Built-in speakers (total output)10 W—
Smart & streaming
Smart platformGoogle TV—
Built-in smart platformYes—
Netflix (officially licensed)Yes—
Chromecast built-inYes—
Connectivity
HDMI inputs11
HDMI version1.41.4
USB portYesYes
Ethernet (LAN)NoNo
VGA inputNoNo
Audio outputYesNo
Battery, power & lifetime
Power consumption295 W300 W
Light source life6,000 h6,000 h
Light source life (eco mode)10,000 h20,000 h
Design & noise
Fan noise—31 dB
Fan noise (eco mode)—27 dB
Weight2.3 kg2.4 kg
Width296 mm293 mm
Height120 mm115 mm
Depth237 mm221 mm
ColoursWhiteWhite
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