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  3. HL6820GTV vs Photon Beam PK53 DLP UHD 4K

Acer HL6820GTV vs Optoma Photon Beam PK53 DLP UHD 4K

What HL6820GTV does better (1) and where Photon Beam PK53 DLP UHD 4K wins (2) — every spec side by side.

Acer HL6820GTV
Acer · 2026HL6820GTV
5.2Score
1 advantage≈ US$1,400
Higher score
vs
Optoma Photon Beam PK53 DLP UHD 4K
2 advantages≈ US$1,550
5.8Picture8.5

Why is HL6820GTV better than Photon Beam PK53 DLP UHD 4K?

  1. Light source life20,000 h vs 3,000 h6.7×

Why is Photon Beam PK53 DLP UHD 4K better than HL6820GTV?

  1. Resolution (on screen)1920 × 1080 (Full HD) vs 3840 × 2160 (4K UHD)
  2. Brightness (ANSI / ISO lumens)4,000 lm vs 4,100 lm+2%
Specifications

Side by side

Acer HL6820GTVAcer HL6820GTV≈ US$1,4005.2
Picture
Resolution (on screen)1920 × 1080 (Full HD)3840 × 2160 (4K UHD)
Native panel resolution1920 × 1080 (Full HD)1920 × 1080 (Full HD)
4K method—4K by pixel shifting
Display technologyDLPDLP
Light source—Laser
Brightness (ANSI / ISO lumens)4,000 lm4,100 lm
Contrast ratio (dynamic / claimed)—500,000:1
HDR support—No
Gaming
Maximum refresh rate240 Hz—
Game / low-latency mode—Yes
Lens & placement
Throw ratio1.46:11.6:1
Throw typeStandard throw (1.0:1 and longer)Standard throw (1.0:1 and longer)
Distance for a 100″ 16:9 image3.23 m3.54 m
AutofocusYes—
Smart & streaming
Smart platform—Android (not TV-certified)
Built-in smart platform—Yes
Connectivity
HDMI inputs11
USB portNoYes
Ethernet (LAN)NoNo
VGA inputNoNo
Audio outputNoNo
Battery, power & lifetime
Light source life20,000 h3,000 h
Light source life (eco mode)30,000 h—
Design & noise
Fan noise34 dB—
Fan noise (eco mode)29 dB—
Weight3.4 kg—
Width322 mm—
Depth225 mm—
ColoursWhiteBlack
To compare: 0up to 4 models
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