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  3. TK705STi vs UHZ68LV

BenQ TK705STi vs Optoma UHZ68LV

What TK705STi does better (2) and where UHZ68LV wins (4) — every spec side by side.

BenQ TK705STi
BenQ · 2025TK705STi
7.5Score
2 advantages≈ US$1,300
vs
Optoma UHZ68LV
Optoma · 2025UHZ68LV
9.0Score
4 advantages≈ US$3,100
Higher score
6.9Picture9.4
3.4Gaming & inputs7.4
8.0Noise, lifetime & portability5.8

Why is TK705STi better than UHZ68LV?

  1. Built-in speakers (total output)16 W vs 8 W2×
  2. Fan noise26 dB vs 31 dB+19%

Why is UHZ68LV better than TK705STi?

  1. Brightness (ANSI / ISO lumens)3,000 lm vs 5,000 lm+67%
  2. Maximum refresh rate60 Hz vs 120 Hz2×
  3. Ethernet (LAN)No · TK705STi: Yes
  4. HDMI inputs2 vs 3+50%
Specifications

Side by side

BenQ TK705STiBenQ TK705STi≈ US$1,3007.5
Optoma UHZ68LVOptoma UHZ68LV≈ US$3,1009.0
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 sourceLEDLaser
Brightness (ANSI / ISO lumens)3,000 lm5,000 lm
Native contrast ratio600,000:1—
Contrast ratio (dynamic / claimed)700:1—
HDR supportYesYes
HDR formatsHDR10+, HDR10, HLGHDR10+, HDR10, Dolby Vision
Dolby Vision—Yes
Colour gamut (Rec.709)98%—
Gaming
Input lag5 ms—
Maximum refresh rate60 Hz120 Hz
Game / low-latency modeYesYes
Lens & placement
Throw ratio0.8:11.2:1
Throw ratio (zoomed in)—1.92:1
Throw typeShort throw (0.4–1.0:1)Standard throw (1.0:1 and longer)
Distance for a 100″ 16:9 image1.77 m2.66 m
Largest image size—302″
Optical zoom—1.6×
Lens shift—Vertical
Keystone correctionYes—
Automatic keystone correctionYes—
Sound
Built-in speakers (total output)16 W8 W
Smart & streaming
Smart platformGoogle TV—
Built-in smart platformYes—
Netflix (officially licensed)Yes—
Wi-FiYes—
BluetoothYes—
Chromecast built-inYes—
Connectivity
HDMI inputs23
HDMI eARCYesYes
USB portYesYes
Ethernet (LAN)NoYes
VGA inputNoNo
Audio outputYesYes
Battery, power & lifetime
Power consumption250 W—
Light source life20,000 h20,000 h
Light source life (eco mode)30,000 h—
Design & noise
Fan noise26 dB31 dB
Fan noise (eco mode)—25 dB
Weight3.8 kg—
Width229 mm—
Height168 mm—
Depth250 mm—
Colours—Black
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