Product comparison · 2 data projectors

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

69specifications compared
38differ
31identical
13known for one product only

Key differences

Projector brightness
- 1420X Standard throw projector 2700 ANSI lumens DLP XGA (1024x768) Black:2700 ANSI lumens
- 7700HD 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)
- 7700HD Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) Black:1080p (1920x1080)
Contrast ratio (typical)
- 1420X Standard throw projector 2700 ANSI lumens DLP XGA (1024x768) Black:2400:1
- 7700HD Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) Black:2500:1
Native aspect ratio
- 1420X Standard throw projector 2700 ANSI lumens DLP XGA (1024x768) Black:4:3
- 7700HD Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) Black:16:9
Supported aspect ratios
- 1420X Standard throw projector 2700 ANSI lumens DLP XGA (1024x768) Black:4:3, 16:9
- 7700HD Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) Black:16:9
Projection distance
- 1420X Standard throw projector 2700 ANSI lumens DLP XGA (1024x768) Black:1 - 8 m
- 7700HD Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) Black:1 - 12 m
Service life of light source
- 1420X Standard throw projector 2700 ANSI lumens DLP XGA (1024x768) Black:4500 h
- 7700HD Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) Black:1500 h
Lamp power
- 1420X Standard throw projector 2700 ANSI lumens DLP XGA (1024x768) Black:190 W
- 7700HD Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) Black:400 W

Side by side

Differences highlightedShow differences only

Comparison of 1420X, 7700HD
82 specifications	A Dell 1420X Standard throw projector 2700 ANSI lumens DLP XGA (1024x768) Black Model 1420X View product	B Dell 7700HD Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) Black Model 7700HD View product
Projector7 differ
Projector brightnessDiffers	2700 ANSI lumens	5000 ANSI lumens
Projector native resolutionDiffers	XGA (1024x768)	1080p (1920x1080)
Contrast ratio (typical)Differs	2400:1	2500:1
Native aspect ratioDiffers	4:3	16:9
Supported aspect ratiosDiffers	4:3, 16:9	16:9
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
Keystone correction, verticalKnown for one	-40 - 40°	Unknown — not stated by the source
Contrast ratio (dynamic)Known for one	Unknown — not stated by the source	10000:1
Light source2 differ
Service life of light sourceDiffers	4500 h	1500 h
Service life of light source (economic mode)Known for one	6000 h	Unknown — not stated by the source
Lamp powerDiffers	190 W	400 W
Lamp power (economic mode)Known for one	Unknown — not stated by the source	2000 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, NTSC 4.43, NTSC J, NTSC M, PAL 60, PAL B, PAL D, PAL G, PAL H, PAL M, PAL Nc, SECAM B, SECAM D, SECAM G, SECAM K, SECAM K1, SECAM L
Full HDDiffers	No	Yes
Ports & interfaces5 differ
HDMI ports quantityDiffers	0	2
Component video (YPbPr/YCbCr) inDiffers	0	1
USB 2.0 ports quantityDiffers	1	4
Audio (L/R) inKnown for one	0	Unknown — not stated by the source
Headphone outputsDiffers	1	2
Microphone inKnown for one	Yes	Unknown — not stated by the source
PC Audio inKnown for one	Yes	Unknown — not stated by the source
USB connector typeDiffers	Mini-USB B	Mini-USB B, USB Type-A, USB Type-B
HDMI versionKnown for one	Unknown — not stated by the source	1.3
DC-in jackKnown for one	Unknown — not stated by the source	Yes
Network2 differ
Ethernet LANDiffers	No	Yes
Ethernet LAN (RJ-45) portsDiffers	0	1
Storageidentical
Card reader integratedKnown for one	No	Unknown — not stated by the source
Features3 differ
Noise levelDiffers	33 dB	39 dB
Noise level (economic mode)Differs	29 dB	36 dB
HDCPDiffers	No	Yes
Multimedia2 differ
Number of built-in speakersDiffers	1	2
RMS rated powerDiffers	2 W	10 W
Displayidentical
Built-in displayKnown for one	No	Unknown — not stated by the source
Power3 differ
Power consumption (typical)Differs	305 W	525 W
Power consumption (economy mode)Differs	265 W	430 W
AC input voltageDiffers	90 - 264 V	100 - 240 V
Power consumption (PowerSave)Known for one	Unknown — not stated by the source	20 W
Operational conditions3 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%	0 - 80%
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
Technical detailsidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS

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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