How we score Blog Advertise
  1. Attenborough.film
  2. Compare
  3. H6556i vs QT12

Acer H6556i vs Acer QT12

What H6556i does better (4) and where QT12 wins (2) — every spec side by side.

Acer H6556i
Acer · 2026H6556i
4.8Score
4 advantages≈ US$670
Higher score
vs
Acer QT12
Acer · 2026QT12
2 advantages
6.5Picture6.8

Why is H6556i better than QT12?

  1. Resolution (on screen)1920 × 1080 (Full HD) vs 1280 × 720 (HD)
  2. Native panel resolution1920 × 1080 (Full HD) vs 1280 × 720 (HD)
  3. HDMI inputs2 vs 12×
  4. Audio outputYes · QT12: No

Why is QT12 better than H6556i?

  1. Brightness (ANSI / ISO lumens)5,200 lm vs 6,500 lm+25%
  2. Light source life4,000 h vs 6,500 h+62%
Specifications

Side by side

Acer H6556iAcer H6556i≈ US$6704.8
Picture
Resolution (on screen)1920 × 1080 (Full HD)1280 × 720 (HD)
Native panel resolution1920 × 1080 (Full HD)1280 × 720 (HD)
Display technologyDLPLCD (single panel)
Light sourceLampLED
Brightness (ANSI / ISO lumens)5,200 lm6,500 lm
Contrast ratio (dynamic / claimed)17,000:1—
HDR supportNo—
3D playbackYes—
Gaming
Maximum refresh rate120 Hz—
Lens & placement
Throw ratio1.48:1—
Throw ratio (zoomed in)1.62:1—
Throw typeStandard throw (1.0:1 and longer)—
Distance for a 100″ 16:9 image3.28 m—
Smallest image size28″—
Largest image size305″—
Optical zoom2×—
Lens shiftNone—
AutofocusNo—
Keystone correctionYes—
Automatic keystone correctionNo—
Sound
Built-in speakers (total output)3 W—
Smart & streaming
Wi-FiYes—
Connectivity
HDMI inputs21
USB portYesYes
Ethernet (LAN)NoNo
VGA inputNoNo
Audio outputYesNo
Battery, power & lifetime
Power consumption290 W—
Light source life4,000 h6,500 h
Light source life (eco mode)10,000 h—
Design & noise
Fan noise36 dB—
Fan noise (eco mode)27 dB—
Weight2.9 kg—
Width313 mm—
Height114 mm—
Depth240 mm—
ColoursWhiteWhite
To compare: 0up to 4 models
Compare