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  3. ProBeam BF50RG vs Photon Beam PK53 DLP UHD 4K

LG ProBeam BF50RG vs Optoma Photon Beam PK53 DLP UHD 4K

What ProBeam BF50RG does better (7) and where Photon Beam PK53 DLP UHD 4K wins (1) — every spec side by side.

LG ProBeam BF50RG
LG · 2025ProBeam BF50RG
8.4Score
7 advantages≈ US$1,800
Higher score
vs
Optoma Photon Beam PK53 DLP UHD 4K
1 advantage≈ US$1,550
9.5Picture8.5

Why is ProBeam BF50RG better than Photon Beam PK53 DLP UHD 4K?

  1. Light source life20,000 h vs 3,000 h6.7×
  2. Brightness (ANSI / ISO lumens)5,000 lm vs 4,100 lm+22%
  3. Contrast ratio (dynamic / claimed)3,000,000:1 vs 500,000:16×
  4. Native panel resolution1920 × 1200 (WUXGA) vs 1920 × 1080 (Full HD)
  5. HDMI inputs2 vs 12×
  6. Ethernet (LAN)Yes · Photon Beam PK53 DLP UHD 4K: No
  7. Audio outputYes · Photon Beam PK53 DLP UHD 4K: No

Why is Photon Beam PK53 DLP UHD 4K better than ProBeam BF50RG?

  1. Resolution (on screen)1920 × 1200 (WUXGA) vs 3840 × 2160 (4K UHD)
Specifications

Side by side

LG ProBeam BF50RGLG ProBeam BF50RG≈ US$1,8008.4
Picture
Resolution (on screen)1920 × 1200 (WUXGA)3840 × 2160 (4K UHD)
Native panel resolution1920 × 1200 (WUXGA)1920 × 1080 (Full HD)
4K method—4K by pixel shifting
Display technologyDLPDLP
Light sourceLaserLaser
Brightness (ANSI / ISO lumens)5,000 lm4,100 lm
Contrast ratio (dynamic / claimed)3,000,000:1500,000:1
HDR support—No
Gaming
Game / low-latency mode—Yes
Lens & placement
Throw ratio1.3:11.6:1
Throw ratio (zoomed in)2.08:1—
Throw typeStandard throw (1.0:1 and longer)Standard throw (1.0:1 and longer)
Distance for a 100″ 16:9 image2.88 m3.54 m
Smallest image size40″—
Largest image size300″—
Optical zoom1.6×—
Lens shiftVertical and horizontal—
AutofocusNo—
Smart & streaming
Smart platformwebOS (LG)Android (not TV-certified)
Built-in smart platformYesYes
Netflix (officially licensed)Yes—
Wi-FiYes—
BluetoothYes—
Connectivity
HDMI inputs21
USB portYesYes
Ethernet (LAN)YesNo
VGA inputYesNo
Audio outputYesNo
Battery, power & lifetime
Power consumption380 W—
Light source life20,000 h3,000 h
Design & noise
Fan noise29 dB—
Fan noise (eco mode)26 dB—
Weight9.7 kg—
Width370 mm—
Height156 mm—
Depth290 mm—
ColoursWhiteBlack
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