Product comparison · 2 data projectors

Dell 1420X Standard throw projector 2700 ANSI lumens DLP XGA (1024x768) Black vs Dell 7700-3137 data projector Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) Black

70specifications compared
36differ
34identical
13known for one product only

Key differences

Projector brightness
- 1420X Standard throw projector 2700 ANSI lumens DLP XGA (1024x768) Black:2700 ANSI lumens
- 7700-3137 data projector Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) Black:5000 ANSI lumens
Projector native resolution
- 1420X Standard throw projector 2700 ANSI lumens DLP XGA (1024x768) Black:XGA (1024x768)
- 7700-3137 data projector Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) Black:1080p (1920x1080)
Projection distance
- 1420X Standard throw projector 2700 ANSI lumens DLP XGA (1024x768) Black:1 - 8 m
- 7700-3137 data projector Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) Black:1 - 12 m
Keystone correction, vertical
- 1420X Standard throw projector 2700 ANSI lumens DLP XGA (1024x768) Black:-40 - 40°
- 7700-3137 data projector Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) Black:30°
Service life of light source
- 1420X Standard throw projector 2700 ANSI lumens DLP XGA (1024x768) Black:4500 h
- 7700-3137 data projector Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) Black:1500 h
Service life of light source (economic mode)
- 1420X Standard throw projector 2700 ANSI lumens DLP XGA (1024x768) Black:6000 h
- 7700-3137 data projector Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) Black:2000 h
Lamp power
- 1420X Standard throw projector 2700 ANSI lumens DLP XGA (1024x768) Black:190 W
- 7700-3137 data projector Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) Black:400 W
Focal length range
- 1420X Standard throw projector 2700 ANSI lumens DLP XGA (1024x768) Black:18.18 - 21.84 mm
- 7700-3137 data projector Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) Black:39.12 - 46.94 mm

Side by side

Differences highlightedShow differences only

Comparison of 1420X, 7700-3137
83 specifications	A Dell 1420X Standard throw projector 2700 ANSI lumens DLP XGA (1024x768) Black Model 1420X View product	B Dell 7700-3137 data projector Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) Black Model 7700-3137 View product
Projector5 differ
Projector brightnessDiffers	2700 ANSI lumens	5000 ANSI lumens
Projector native resolutionDiffers	XGA (1024x768)	1080p (1920x1080)
Screen size compatibilityDiffers	965.2 - 4572 mm (38 - 180")	515.6 - 7439.7 mm (20.3 - 292.9")
Projection distanceDiffers	1 - 8 m	1 - 12 m
Contrast ratio (dynamic)Known for one	Unknown — not stated by the source	20000:1
Keystone correction, verticalDiffers	-40 - 40°	30°
Contrast ratio (typical)Known for one	2400:1	Unknown — not stated by the source
Native aspect ratioKnown for one	4:3	Unknown — not stated by the source
Supported aspect ratiosKnown for one	4:3, 16:9	Unknown — not stated by the source
Light source3 differ
Service life of light sourceDiffers	4500 h	1500 h
Service life of light source (economic mode)Differs	6000 h	2000 h
Lamp powerDiffers	190 W	400 W
Lens system4 differ
Focal length rangeDiffers	18.18 - 21.84 mm	39.12 - 46.94 mm
Aperture range (F-F)Differs	2.54 - 2.73	2.6 - 2.9
Throw ratioDiffers	1.64 - 1.97:1	1.85 - 2.22:1
OffsetDiffers	110%	115%
Video2 differ
Analog signal format systemDiffers	NTSC 3.58, NTSC 4.43, NTSC M, PAL 4.43, PAL B, PAL D, PAL G, PAL H, PAL I, PAL M, PAL N, SECAM 4.25/4.4, SECAM B, SECAM D, SECAM G, SECAM K, SECAM K1, SECAM L	NTSC 4.43, NTSC J, NTSC M, PAL 60, PAL B, PAL D, PAL G, PAL H, PAL I, PAL M, PAL N, PAL Nc, SECAM B, SECAM D, SECAM G, SECAM K, SECAM K1, SECAM L
Full HDDiffers	No	Yes
Supported graphics resolutionsKnown for one	Unknown — not stated by the source	1920 x 1080 (HD 1080)
Ports & interfaces4 differ
HDMI ports quantityDiffers	0	2
Component video (YPbPr/YCbCr) inDiffers	0	1
USB 2.0 ports quantityDiffers	1	4
USB connector typeDiffers	Mini-USB B	USB Type-A, USB Type-B
PC Audio inKnown for one	Yes	Unknown — not stated by the source
Network2 differ
Ethernet LANDiffers	No	Yes
Ethernet LAN (RJ-45) portsDiffers	0	1
Features3 differ
Noise levelDiffers	33 dB	39 dB
Noise level (economic mode)Differs	29 dB	36 dB
HDCPDiffers	No	Yes
Password protectionKnown for one	Yes	Unknown — not stated by the source
Multimedia2 differ
Number of built-in speakersDiffers	1	2
RMS rated powerDiffers	2 W	10 W
Power2 differ
Power consumption (typical)Differs	305 W	525 W
Power consumption (PowerSave)Known for one	Unknown — not stated by the source	20 W
AC input voltageDiffers	90 - 264 V	100 - 240 V
Voltage toleranceKnown for one	Unknown — not stated by the source	10%
Power consumption (economy mode)Known for one	265 W	Unknown — not stated by the source
Operational conditions4 differ
Operating temperature (T-T)Differs	0 - 35 °C	5 - 35 °C
Storage temperature (T-T)Differs	-30 - 65 °C	0 - 60 °C
Operating relative humidity (H-H)Differs	0 - 90%	1 - 80%
Storage relative humidity (H-H)Differs	0 - 90%	1 - 90%
Weight & dimensions4 differ
WeightDiffers	2.6 kg	7.26 kg
WidthDiffers	290 mm	432 mm
DepthDiffers	238 mm	290 mm
HeightDiffers	90.8 mm	135 mm
Packaging content1 differ
Cables includedDiffers	AC, VGA	AC, USB, VGA
Other featuresidentical
Aspect ratioKnown for one	Unknown — not stated by the source	16:9
Connectivity technologyKnown for one	Unknown — not stated by the source	Wired
USB cableKnown for one	Unknown — not stated by the source	Yes

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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