How we score Blog Advertise
  1. Attenborough.film
  2. Compare
  3. TH575i vs P1i

BenQ TH575i vs Nebula P1i

What TH575i does better (2) and where P1i wins (0) — every spec side by side.

BenQ TH575i
BenQ · 2026TH575i
4.6Score
2 advantages≈ US$510
Higher score
vs
Nebula P1i
Nebula · 2026P1i
0 advantages≈ US$400
4.8Picture2.6
Dimensions

Size comparison

TH575iP1i
296 × 120237204 × 228183
TH575iP1iDifference
Height120 mm228 mm−108 mm
Width296 mm204 mm+92 mm
Depth237 mm183 mm+54 mm
Weight2.3 kg3.3 kg−1 kg

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

Why is TH575i better than P1i?

  1. Brightness (ANSI / ISO lumens)3,800 lm vs 380 lm10×
  2. Weight2.3 kg vs 3.3 kg+43%

Why is P1i better than TH575i?

P1i has no measurable advantages in this pair.

Specifications

Side by side

BenQ TH575iBenQ TH575i≈ US$5104.6
Nebula P1iNebula P1i≈ US$400
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 sourceLampLED
Brightness (ANSI / ISO lumens)3,800 lm380 lm
Native contrast ratio15,000:1—
Colour gamut (Rec.709)88%—
Gaming
Input lag16.7 ms—
Maximum refresh rate120 Hz—
Lens & placement
Throw ratio1.49:1—
Throw ratio (zoomed in)1.64:1—
Throw typeStandard throw (1.0:1 and longer)—
Distance for a 100″ 16:9 image3.3 m—
Optical zoom1.1×—
Keystone correctionYesYes
Automatic keystone correctionYesYes
Sound
Built-in speakers (total output)10 W—
Smart & streaming
Smart platformGoogle TV—
Built-in smart platformYes—
Netflix (officially licensed)Yes—
Wi-Fi—Yes
Bluetooth—Yes
Chromecast built-inYes—
Connectivity
HDMI inputs11
HDMI version1.4—
USB portYesYes
Ethernet (LAN)No—
VGA inputNo—
Audio outputYes—
Battery, power & lifetime
Power consumption295 W—
Light source life6,000 h—
Light source life (eco mode)10,000 h—
Design & noise
Weight2.3 kg3.3 kg
Width296 mm204 mm
Height120 mm228 mm
Depth237 mm183 mm
ColoursWhite—
To compare: 0up to 4 models
Compare