How we score Blog Advertise
  1. Attenborough.film
  2. Compare
  3. W2720i vs W4100i

BenQ W2720i vs BenQ W4100i

What W2720i does better (5) and where W4100i wins (5) — every spec side by side.

BenQ W2720i
BenQ · 2024W2720i
8.5Score
5 advantages≈ US$1,800
Higher score
vs
BenQ W4100i
BenQ · 2025W4100i
6.7Score
5 advantages≈ US$2,600
6.0Picture8.7
7.5Gaming & inputs7.6
9.5Setup & placement5.4
3.9Smart features & sound2.6
6.6Noise, lifetime & portability4.7
Dimensions

Size comparison

W2720iW4100i
420 × 143305420 × 135312
W2720iW4100iDifference
Height143 mm135 mm+8 mm
Width420 mm420 mm=
Depth305 mm312 mm−7 mm
Weight6.4 kg6.1 kg+0.3 kg

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

Why is W2720i better than W4100i?

  1. Lens shiftVertical vs None
  2. Automatic keystone correctionYes · W4100i: No
  3. Built-in speakers (total output)10 W vs 5 W2×
  4. Fan noise28 dB vs 30 dB+7%
  5. Power consumption241 W vs 330 W+37%

Why is W4100i better than W2720i?

  1. Brightness (ANSI / ISO lumens)2,500 lm vs 3,200 lm+28%
  2. Ethernet (LAN)No · W2720i: Yes
  3. Contrast ratio (dynamic / claimed)2,000,000:1 vs 3,000,000:1+50%
  4. Colour gamut (DCI-P3)90% vs 100%+11%
  5. Weight6.4 kg vs 6.1 kg+5%
Specifications

Side by side

BenQ W2720iBenQ W2720i≈ US$1,8008.5
BenQ W4100iBenQ W4100i≈ US$2,6006.7
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 technologyDLPDLP
Light sourceLEDLED
Brightness (ANSI / ISO lumens)2,500 lm3,200 lm
Native contrast ratio—3,000,000:1
Contrast ratio (dynamic / claimed)2,000,000:13,000,000:1
HDR supportYesYes
HDR formatsHDR10+, HDR10, HLGHDR10+, HDR10, HLG
Colour gamut (Rec.709)98%100%
Colour gamut (DCI-P3)90%100%
Motion interpolation (MEMC)YesYes
3D playbackYesYes
Gaming
Input lag6.5 ms6.5 ms
Maximum refresh rate240 Hz240 Hz
Game / low-latency modeYesYes
VRR / ALLMYesYes
Lens & placement
Throw ratio1:11.15:1
Throw ratio (zoomed in)1.3:11.5:1
Throw typeStandard throw (1.0:1 and longer)Standard throw (1.0:1 and longer)
Distance for a 100″ 16:9 image2.21 m2.55 m
Smallest image size—60″
Largest image size—200″
Optical zoom1.3×1.3×
Lens shiftVerticalNone
AutofocusYesYes
Keystone correctionYesYes
Automatic keystone correctionYesNo
Sound
Built-in speakers (total output)10 W5 W
Dolby AtmosYesYes
Smart & streaming
Smart platformAndroid TVAndroid TV
Built-in smart platformYesYes
Wi-FiYesYes
Bluetooth—Yes
Chromecast built-inYesYes
Connectivity
HDMI inputs33
HDMI version2—
HDMI eARCYesYes
USB portYesYes
Ethernet (LAN)NoYes
VGA inputNoNo
Audio outputYesYes
Battery, power & lifetime
Power consumption241 W330 W
Light source life20,000 h20,000 h
Light source life (eco mode)30,000 h30,000 h
Design & noise
Fan noise28 dB30 dB
Fan noise (eco mode)28 dB29 dB
Weight6.4 kg6.1 kg
Width420 mm420 mm
Height143 mm135 mm
Depth305 mm312 mm
ColoursBlackBlack
To compare: 0up to 4 models
Compare