Tested · Scored · RankedNEWinstax mini Evo 2 — full review & score →
Head to head · 2 projectors

LK953ST vs MX631ST

Verified specs side by side. The green tick marks the better value on each measurable row.

Comparing 2 projectors
LK953ST
LK953ST—Score pending
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MX631ST
MX631ST—Score pending
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The short verdict

Scores pending

We haven’t scored these yet. Use the measured differences and full specs below.

LK953ST
—
MX631ST
—
Choose the LK953ST if
  • Brighter screen outdoors (5,000 vs 3,200 nits peak)
Full specs →
Choose the MX631ST if
  • Lighter in the hand (2,600 vs 10,100 g)
Full specs →
At a glance

Key differences

Measured differences only. Ties and tiny gaps are left out.
Why pick theLK953ST1 win
+56%Brighter screen outdoors5,000 vs 3,200 nits peak
Check priceNo store price yet
Why pick theMX631ST1 win
−7,500 gLighter in the hand2,600 vs 10,100 g
Check priceNo store price yet
Display6 differences
Brightness
5000 ANSI lumens
3200 ANSI lumens
Resolution
UHD 4K (3840x2160)
XGA (1024x768)
Contrast ratio (typical)
3000000:1
13000:1
Native aspect ratio
16:9
4:3
On Screen Display (OSD) languages
Arabic
Arabic
Projector brightness
5000 ANSI lumens
3200 ANSI lumens
Projector native resolution
UHD 4K (3840x2160)
XGA (1024x768)
Screen size compatibility
762 - 7620 mm (30 - 300")
762 - 7620 mm (30 - 300")
Performance1 difference
Noise level
40 dB
33 dB
Camera2 differences
Aperture range (F-F)
1.83 - 1.86
2.6 - 2.78
Supported Video Modes
480i · 480p · 576i
480i · 480p · 576i
Zoom ratio
1.1:1
1.2:1
Battery & charging3 differences
Sleep power
2 W
0.5 W
Power consumption (economy mode)
390 W
220 W
Power consumption (typical)
520 W
305 W
Design6 differences
Weight
10100 g
2600 g
Colors
Black
Black, Grey
Depth
380 mm
232.6 mm
Height
159 mm
114.4 mm
Placement
Ceiling, Floor
Desktop
Width
490 mm
287.3 mm
Connectivity3 differences
Wi-Fi
No
No
HDMI ports quantity
4
2
Supported graphics resolutions
3840 x 2160
640 x 480 (VGA), 1600 x 1200 (UXGA)
USB 2.0 ports quantity
1
1
VGA (D-Sub) ports quantity
1
2
General6 differences
Cables included
AC
AC, VGA
Focal length range
8.6 - 9.4 mm
10.2 - 12.24 mm
Horizontal scan range
15 - 135 kHz
15 - 102 kHz
Noise level (economic mode)
38 dB
28 dB
Number of OSD languages
30
28
RMS rated power
10 W
10 W
Throw ratio
0.81 - 0.88
0.9 - 1.08:1
Where to buy

Specs verified against manufacturer data. Prices in USD before tax; we may earn a commission from qualifying purchases.

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