Epson CB-2040 vs Epson CB-W42:Which is Better?

Epson CB-2040 and Epson CB-W42 are both 3LCD projectors. The two projectors have the same contrast ratio of 15000:1.

What Are the differences between them?

See the detailed parameter comparison below to get more information.

Product Name

Epson CB-2040

Epson CB-W42

Product Image Epson CB-2040 Epson CB-W42
Our Rating 7.5 7.3
Brand Epson Epson
Category projector projector

Optical Parameters

Epson CB-2040Epson CB-W42
Brand Brand Epson Epson
Brand Model Brand Model Epson CB-2040 Epson CB-W42
Brightness (ANSI lumens) Brightness (ANSI lumens) 4200 lumens 3600 lumens
Display Chip Display Chip 0.63 inch chip three × 0.59 inch chip
Display Technology Display Technology 3LCD 3LCD
Standard Resolution Standard Resolution XGA(1024*768) WXGA(1280*800)
Image Contrast Ratio Image Contrast Ratio 15000:1 15000:1
Throw Ratio Throw Ratio 1.38:1 (zoom: wide angle)
2.24:1 (zoom: telephoto)
Keystone Correction Keystone Correction Horizontal: ± 30 degrees
Vertical: ± 30 degrees
Vertical: - 30-30 degrees
Horizontal: - 30-30 degrees
Lamp Life Lamp Life Normal mode: 5000 hours, economic mode: 10000 hours Normal mode: 6000 hours, economic mode: 10000 hours
Lamp Type Lamp Type Ultra high pressure mercury lamp
Focus technology Focus technology Manual focus Manual focus

Projection Parameters

Epson CB-2040Epson CB-W42
Product type Product type Commercial projector
Image Size Image Size,projector1 30-300 inches 33-320 inches
Screen ratio Screen ratio 4:3 16:10
Projection method Projection method Forward projection, rear projection, ceiling Forward projection, rear projection, ceiling


Epson CB-2040Epson CB-W42
I/O Connection Ports Connection Ports two × HDMI (HDMI 1 compatible with MHL)
one × RJ45
one × Video input: RCA
two × Audio input: RCA (white x1, red x1)
two × Video input: D-sub 15 pin
one × Audio input: mini stereo
one × Video input: D-sub 15 pin
one × Video input: RCA (yellow)
one × Video input: HDMI (MHL supported)
two × Audio input: RCA (white x1, red x1)


Epson CB-2040Epson CB-W42
Size(HxWxD) Size(HxWxD) Without support leg 377 × one hundred and one × 291mm 301×237 × 82mm
Power Usage Power Usage Normal mode: 316W, economic mode: 228w, standby power: 0.31w Normal mode: 282W, economic mode: 203w
Noise Level Noise Level Economic mode: 28dB Normal mode: 37db, economic mode: 28dB
Machine weight Machine weight 4.2kg 2.5kg
Warranty Warranty 2 years 2 years
other other Intelligent device projection, network 4 picture projection, network monitoring: support (windows only)