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  3. TK700STi vs UHD35x

BenQ TK700STi vs Optoma UHD35x

What TK700STi does better (3) and where UHD35x wins (5) — every spec side by side.

BenQ TK700STi
BenQ · 2021TK700STi
4.9Score
3 advantages≈ US$1,400
vs
Optoma UHD35x
Optoma · 2022UHD35x
7.0Score
5 advantages≈ US$1,400
Higher score
5.5Picture7.8
7.0Gaming & inputs5.9
5.7Setup & placement7.0
2.5Noise, lifetime & portability4.4
Dimensions

Size comparison

TK700STiUHD35x
312 × 110246315 × 118270
TK700STiUHD35xDifference
Height110 mm118 mm−8 mm
Width312 mm315 mm−3 mm
Depth246 mm270 mm−24 mm
Weight3.1 kg3.9 kg−0.8 kg

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

Why is TK700STi better than UHD35x?

  1. Automatic keystone correctionYes · UHD35x: No
  2. Weight3.1 kg vs 3.9 kg+26%
  3. Optical zoom1.2× vs 1.1×+9%

Why is UHD35x better than TK700STi?

  1. Lens shiftNone vs Vertical
  2. Built-in speakers (total output)5 W vs 10 W2×
  3. Brightness (ANSI / ISO lumens)3,000 lm vs 3,500 lm+17%
  4. Contrast ratio (dynamic / claimed)10,000:1 vs 1,000,000:1100×
  5. Fan noise35 dB vs 28 dB+25%
Specifications

Side by side

BenQ TK700STiBenQ TK700STi≈ US$1,4004.9
Optoma UHD35xOptoma UHD35x≈ US$1,4007.0
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 sourceLamp—
Brightness (ANSI / ISO lumens)3,000 lm3,500 lm
Native contrast ratio10,000:1—
Contrast ratio (dynamic / claimed)10,000:11,000,000:1
HDR supportYesYes
HDR formatsHLG—
Colour gamut (Rec.709)96%—
Motion interpolation (MEMC)—Yes
3D playbackYesYes
Gaming
Input lag4.2 ms—
Maximum refresh rate120 Hz120 Hz
Game / low-latency mode—Yes
Lens & placement
Throw ratio0.9:11.5:1
Throw ratio (zoomed in)1.08:11.66:1
Throw typeShort throw (0.4–1.0:1)Standard throw (1.0:1 and longer)
Distance for a 100″ 16:9 image1.99 m3.32 m
Smallest image size30″33″
Largest image size300″302″
Optical zoom1.2×1.1×
Lens shiftNoneVertical
AutofocusNo—
Keystone correctionYesYes
Automatic keystone correctionYesNo
Sound
Built-in speakers (total output)5 W10 W
Dolby AtmosYes—
Smart & streaming
Smart platformAndroid TV—
Built-in smart platformYes—
Netflix (officially licensed)Yes—
Wi-FiYes—
BluetoothYes—
Chromecast built-inYes—
Connectivity
HDMI inputs22
HDMI version22
HDMI eARCYes—
USB portYesYes
Ethernet (LAN)NoNo
VGA inputNoYes
Audio outputYesYes
Battery, power & lifetime
Power consumption310 W305 W
Light source life4,000 h4,000 h
Light source life (eco mode)15,000 h15,000 h
Design & noise
Fan noise35 dB28 dB
Fan noise (eco mode)29 dB26 dB
Weight3.1 kg3.9 kg
Width312 mm315 mm
Height110 mm118 mm
Depth246 mm270 mm
ColoursWhite, BlackWhite
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