Product comparison · 2 data projectors

Ricoh PJ HD5451 vs Ricoh PJ WX2440

45specifications compared
23differ
22identical
38known for one product only

Key differences

Projector brightness
- PJ HD5451:3800 ANSI lumens
- PJ WX2440:3100 ANSI lumens
Projector native resolution
- PJ HD5451:1080p (1920x1080)
- PJ WX2440:WXGA (1280x800)
Contrast ratio (typical)
- PJ HD5451:1800:1
- PJ WX2440:2000:1
Screen size compatibility
- PJ HD5451:1016 - 7620 mm (40 - 300")
- PJ WX2440:762 - 7620 mm (30 - 300")
Projection distance
- PJ HD5451:1.3 - 7.2 m
- PJ WX2440:1.11 - 11 m
Contrast ratio (dynamic)
- PJ HD5451:8000:1
- PJ WX2440:10000:1
Keystone correction, vertical
- PJ HD5451:-30 - 30°
- PJ WX2440:-40 - 40°
Service life of light source
- PJ HD5451:3000 h
- PJ WX2440:5000 h

Side by side

Differences highlightedShow differences only

Comparison of PJ HD5451, PJ WX2440
83 specifications	A Ricoh PJ HD5451 View product	B Ricoh PJ WX2440 View product
Projector7 differ
Projector brightnessDiffers	3800 ANSI lumens	3100 ANSI lumens
Projector native resolutionDiffers	1080p (1920x1080)	WXGA (1280x800)
Contrast ratio (typical)Differs	1800:1	2000:1
Native aspect ratioKnown for one	16:10	Unknown — not stated by the source
Screen size compatibilityDiffers	1016 - 7620 mm (40 - 300")	762 - 7620 mm (30 - 300")
Projection distanceDiffers	1.3 - 7.2 m	1.11 - 11 m
Contrast ratio (dynamic)Differs	8000:1	10000:1
Keystone correction, verticalDiffers	-30 - 30°	-40 - 40°
Matrix sizeKnown for one	1.65 cm (0.65")	Unknown — not stated by the source
Light source1 differ
Light source typeKnown for one	Lamp	Unknown — not stated by the source
Service life of light sourceDiffers	3000 h	5000 h
Lamp typeKnown for one	Mercury lamp	Unknown — not stated by the source
Lamp powerKnown for one	260 W	Unknown — not stated by the source
Lens system1 differ
Zoom typeKnown for one	Manual	Unknown — not stated by the source
Zoom ratioDiffers	1.36:1	1.1:1
Throw ratioKnown for one	1.06 - 1.45:1	Unknown — not stated by the source
Vertical lens shift rangeKnown for one	98.1 - 115%	Unknown — not stated by the source
Video2 differ
Analog signal format systemKnown for one	NTSC, NTSC 4.43, PAL, PAL 60, PAL M, SECAM	Unknown — not stated by the source
Full HDDiffers	Yes	No
3D ReadyKnown for one	Yes	Unknown — not stated by the source
Supported graphics resolutionsDiffers	720 x 480, 720 x 576, 800 x 600 (SVGA), 1024 x 600, 1024 x 768 (XGA), 1152 x 864 (XGA+), 1152 x 870, 1280 x 720 (HD 720), 1280 x 768 (WXGA), 1280 x 800 (WXGA), 1280 x 960, 1366 x 768, 1400 x 1050 (SXGA+), 1440 x 900 (WXGA+), 1600 x 1200 (UXGA), 1680 x 1050 (WSXGA+), 1920 x 1080 (HD 1080)	800 x 600 (SVGA), 1024 x 768 (XGA), 1280 x 800 (WXGA)
Supported video modesKnown for one	480i, 480p, 576i, 576p, 720p, 1080i, 1080p	Unknown — not stated by the source
3DKnown for one	Unknown — not stated by the source	No
Ports & interfaces3 differ
VGA (D-Sub) ports quantityDiffers	2	1
Component video (YPbPr/YCbCr) inKnown for one	0	Unknown — not stated by the source
S-Video inputs quantityKnown for one	1	Unknown — not stated by the source
USB 2.0 ports quantityDiffers	0	1
Audio (L/R) inKnown for one	0	Unknown — not stated by the source
Serial interface typeDiffers	RS-232C	RS-232
PC Audio inKnown for one	Yes	Unknown — not stated by the source
PC Audio outKnown for one	Yes	Unknown — not stated by the source
Headphone outputsKnown for one	Unknown — not stated by the source	1
Microphone inKnown for one	Unknown — not stated by the source	Yes
Network1 differ
Ethernet LANDiffers	Yes	No
Ethernet LAN (RJ-45) portsKnown for one	1	Unknown — not stated by the source
Smart TVKnown for one	Unknown — not stated by the source	No
Featuresidentical
Noise level (economic mode)Known for one	31 dB	Unknown — not stated by the source
Projection modesKnown for one	Ceiling, Rear	Unknown — not stated by the source
Password protectionKnown for one	Yes	Unknown — not stated by the source
Noise levelKnown for one	Unknown — not stated by the source	31 dB
Multimedia1 differ
RMS rated powerDiffers	10 W	2 W
Number of built-in speakersKnown for one	Unknown — not stated by the source	1
Design1 differ
Product colourDiffers	Black	Black, White
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
LED indicatorsKnown for one	Unknown — not stated by the source	Yes
Power2 differ
Power consumption (typical)Differs	338 W	255 W
Power consumption (standby)Known for one	0.5 W	Unknown — not stated by the source
Power consumption (max)Known for one	352 W	Unknown — not stated by the source
Power consumption (economy mode)Known for one	280 W	Unknown — not stated by the source
AC input voltageDiffers	100 - 240 V	100 - 220 V
Operational conditionsidentical
Storage temperature (T-T)Known for one	-20 - 60 °C	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	20 - 80%	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	3.2 kg	2.6 kg
WidthDiffers	314.2 mm	298 mm
DepthDiffers	223.5 mm	237 mm
HeightDiffers	91.8 mm	101 mm
Packaging contentidentical
Batteries includedKnown for one	Yes	Unknown — not stated by the source
Carrying caseKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
RS-232CKnown for one	Yes	Unknown — not stated by the source
Maximum analog resolutionKnown for one	Unknown — not stated by the source	1280 x 800 pixels

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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