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  3. Lifestudio Flex Plus EF-72 vs LX720-4K

Epson Lifestudio Flex Plus EF-72 vs ViewSonic LX720-4K

What Lifestudio Flex Plus EF-72 does better (3) and where LX720-4K wins (4) — every spec side by side.

Epson Lifestudio Flex Plus EF-72
7.4Score
3 advantages≈ US$1,450
vs
ViewSonic LX720-4K
ViewSonic · 2025LX720-4K
7.8Score
4 advantages≈ US$1,500
Higher score
5.2Picture8.0
8.0Noise, lifetime & portability5.1
Dimensions

Size comparison

Lifestudio Flex Plus EF-72LX720-4K
190 × 249190312 × 104234
Lifestudio Flex Plus EF-72LX720-4KDifference
Height249 mm104 mm+145 mm
Width190 mm312 mm−122 mm
Depth190 mm234 mm−44 mm
Weight4 kg3.5 kg+0.5 kg

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

Why is Lifestudio Flex Plus EF-72 better than LX720-4K?

  1. Automatic keystone correctionYes · LX720-4K: No
  2. Contrast ratio (dynamic / claimed)5,000,000:1 vs 300,000:116.7×
  3. Fan noise28 dB vs 32 dB+14%

Why is LX720-4K better than Lifestudio Flex Plus EF-72?

  1. Brightness (ANSI / ISO lumens)1,000 lm vs 3,500 lm3.5×
  2. Largest image size150″ vs 300″2×
  3. HDMI inputs1 vs 22×
  4. Weight4 kg vs 3.5 kg+14%
Specifications

Side by side

ViewSonic LX720-4KViewSonic LX720-4K≈ US$1,5007.8
Picture
Resolution (on screen)3840 × 2160 (4K UHD)3840 × 2160 (4K UHD)
Native panel resolution1920 × 1080 (Full HD)1920 × 1080 (Full HD)
4K method4K by pixel shifting4K by pixel shifting
Display technology3LCDDLP
Light sourceLEDLaser
Brightness (ANSI / ISO lumens)1,000 lm3,500 lm
Contrast ratio (dynamic / claimed)5,000,000:1300,000:1
HDR supportYes—
HDR formatsHDR10, HLG—
Motion interpolation (MEMC)Yes—
Gaming
Game / low-latency modeYes—
Lens & placement
Throw ratio1.2:1—
Throw typeStandard throw (1.0:1 and longer)—
Distance for a 100″ 16:9 image2.66 m—
Smallest image size30″—
Largest image size150″300″
Lens shiftNone—
Keystone correctionYesYes
Automatic keystone correctionYesNo
Obstacle avoidanceYes—
Automatic screen fitYes—
Sound
Built-in speakers (total output)10 W10 W
Smart & streaming
Smart platformGoogle TV—
Built-in smart platformYes—
Netflix (officially licensed)Yes—
Wi-FiYesYes
BluetoothYesYes
Chromecast built-inYes—
Internal storage—8 GB
Connectivity
HDMI inputs12
HDMI eARCYes—
USB portYesYes
Ethernet (LAN)NoNo
VGA inputNoNo
Audio outputYesYes
Battery, power & lifetime
Power consumption111 W—
Light source life20,000 h20,000 h
Light source life (eco mode)—30,000 h
Design & noise
Fan noise28 dB32 dB
Fan noise (eco mode)22 dB26 dB
Weight4 kg3.5 kg
Width190 mm312 mm
Height249 mm104 mm
Depth190 mm234 mm
ColoursBrown—
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