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  3. TK705STi vs Lifestudio Flex Plus EF-72

BenQ TK705STi vs Epson Lifestudio Flex Plus EF-72

What TK705STi does better (5) and where Lifestudio Flex Plus EF-72 wins (2) — every spec side by side.

BenQ TK705STi
BenQ · 2025TK705STi
7.5Score
5 advantages≈ US$1,300
Higher score
vs
Epson Lifestudio Flex Plus EF-72
7.4Score
2 advantages≈ US$1,450
6.9Picture5.2
6.6Smart features & sound4.7
8.0Noise, lifetime & portability8.0
Dimensions

Size comparison

TK705STiLifestudio Flex Plus EF-72
229 × 168250190 × 249190
TK705STiLifestudio Flex Plus EF-72Difference
Height168 mm249 mm−81 mm
Width229 mm190 mm+39 mm
Depth250 mm190 mm+60 mm
Weight3.8 kg4 kg−0.2 kg

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

Why is TK705STi better than Lifestudio Flex Plus EF-72?

  1. Brightness (ANSI / ISO lumens)3,000 lm vs 1,000 lm3×
  2. Built-in speakers (total output)16 W vs 10 W+60%
  3. HDMI inputs2 vs 12×
  4. Fan noise26 dB vs 28 dB+8%
  5. Weight3.8 kg vs 4 kg+5%

Why is Lifestudio Flex Plus EF-72 better than TK705STi?

  1. Contrast ratio (dynamic / claimed)700:1 vs 5,000,000:17,142.9×
  2. Power consumption250 W vs 111 W2.3×
Specifications

Side by side

BenQ TK705STiBenQ TK705STi≈ US$1,3007.5
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 technologyDLP3LCD
Light sourceLEDLED
Brightness (ANSI / ISO lumens)3,000 lm1,000 lm
Native contrast ratio600,000:1—
Contrast ratio (dynamic / claimed)700:15,000,000:1
HDR supportYesYes
HDR formatsHDR10+, HDR10, HLGHDR10, HLG
Colour gamut (Rec.709)98%—
Motion interpolation (MEMC)—Yes
Gaming
Input lag5 ms—
Maximum refresh rate60 Hz—
Game / low-latency modeYesYes
Lens & placement
Throw ratio0.8:11.2:1
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
Smallest image size—30″
Largest image size—150″
Lens shift—None
Keystone correctionYesYes
Automatic keystone correctionYesYes
Obstacle avoidance—Yes
Automatic screen fit—Yes
Sound
Built-in speakers (total output)16 W10 W
Smart & streaming
Smart platformGoogle TVGoogle TV
Built-in smart platformYesYes
Netflix (officially licensed)YesYes
Wi-FiYesYes
BluetoothYesYes
Chromecast built-inYesYes
Connectivity
HDMI inputs21
HDMI eARCYesYes
USB portYesYes
Ethernet (LAN)NoNo
VGA inputNoNo
Audio outputYesYes
Battery, power & lifetime
Power consumption250 W111 W
Light source life20,000 h20,000 h
Light source life (eco mode)30,000 h—
Design & noise
Fan noise26 dB28 dB
Fan noise (eco mode)—22 dB
Weight3.8 kg4 kg
Width229 mm190 mm
Height168 mm249 mm
Depth250 mm190 mm
Colours—Brown
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