All categories
Phones & WearablesView all 31

Departments

Phones & WearablesComputers & TabletsComponents & StorageNetworkingPrinting & OfficePower & ChargingTV, Audio & VideoGaming, Toys & RobotsKitchen AppliancesHome AppliancesPersonal Care & HealthSmart Home & SecurityCar & MobilityTools & GardenCameras & Photo

Shopping country

Browse

All categoriesCompare products

Product comparison · 2 data projectors

NEC NP-UM330WI-WK1 data projector Standard throw projector 3300 ANSI lumens LCD WXGA (1280x800) White vs Viewsonic PJD7820HD data projector 3000 ANSI lumens DLP 1080p (1920x1080) 3D Black

Add a product
  • 56specifications compared
  • 36differ
  • 20identical
  • 47known for one product only

Key differences

  • Projector brightness
    • 3300 ANSI lumens
    • 3000 ANSI lumens
  • Projection technology
    • LCD
    • DLP
  • Projector native resolution
    • WXGA (1280x800)
    • 1080p (1920x1080)
  • Contrast ratio (typical)
    • 3000:1
    • 15000:1
  • Native aspect ratio
    • 16:10
    • 16:9
  • Supported aspect ratios
    • 4:3, 16:10
    • 16:9
  • Screen size compatibility
    • 1473.2 - 2794 mm (58 - 110")
    • 762 - 7620 mm (30 - 300")
  • Projection distance
    • 0.45 - 0.85 m
    • 0.8 - 7.6 m

Side by side

Differences highlightedShow differences only
103 specifications
A

NEC

NP-UM330WI-WK1 data projector Standard throw projector 3300 ANSI lumens LCD WXGA (1280x800) White

Model NP-UM330WI-WK1

View product
B

Viewsonic

PJD7820HD data projector 3000 ANSI lumens DLP 1080p (1920x1080) 3D Black

Model PJD7820HD

View product
Projector12 differ
Projector brightnessDiffers3300 ANSI lumens3000 ANSI lumens
Projection technologyDiffersLCDDLP
Projector native resolutionDiffersWXGA (1280x800)1080p (1920x1080)
Contrast ratio (typical)Differs3000:115000:1
Native aspect ratioDiffers16:1016:9
Supported aspect ratiosDiffers4:3, 16:1016:9
Screen size compatibilityDiffers1473.2 - 2794 mm (58 - 110")762 - 7620 mm (30 - 300")
Projection distanceDiffers0.45 - 0.85 m0.8 - 7.6 m
Horizontal scan rangeDiffers15 - 100 kHz31 - 100 kHz
Vertical scan rangeDiffers50 - 120 Hz48 - 120 Hz
Keystone correction, horizontalKnown for one-10 - 10°
Keystone correction, verticalDiffers-10 - 10°-40 - 40°
Matrix sizeDiffers1.5 cm (0.59")1.65 cm (0.65")
Number of coloursKnown for one1.073 billion colours
Light source2 differ
Service life of light sourceDiffers3000 h4000 h
Lamp powerDiffers265 W210 W
Lamp power (economic mode)Known for one6000 W
Service life of light source (economic mode)Known for one6000 h
Lamps quantityKnown for one1 lamp(s)
Lens system2 differ
FocusKnown for oneManual
Optical zoomDiffers1.4x1.3x
Throw ratioDiffers0.36:11.15 - 1.5:1
Zoom capabilityKnown for oneYes
Zoom typeKnown for oneManual
Video3 differ
Analog signal format systemDiffersNTSC, NTSC 4.43, PAL, PAL 60, PAL M, PAL N, SECAMNTSC 4.43, NTSC M, PAL 60, PAL B, PAL D, PAL G, PAL H, PAL I, PAL M, PAL N, SECAM B, SECAM D, SECAM G, SECAM K, SECAM K1, SECAM L
Full HDDiffersNoYes
3DDiffersNoYes
Supported graphics resolutionsKnown for one1280 x 800 (WXGA), 1600 x 1200 (UXGA)
Ports & interfaces1 differ
HDMI ports quantityDiffers21
Component video (YPbPr/YCbCr) inKnown for one0
DisplayPorts quantityKnown for one0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0
Headphone outputsKnown for one0
PC Audio inKnown for oneNo
PC Audio outKnown for oneNo
AUX inKnown for oneYes
Composite video outKnown for one0
BNC input portsKnown for one0
AV outputKnown for oneNo
CardBus PCMCIA slots quantityKnown for one0
Digital audio optical outKnown for one0
AC (power) inKnown for oneYes
Microphone inKnown for oneNo
USB connector typeKnown for oneMini-USB B
Network3 differ
Ethernet LANDiffersYesNo
Ethernet LAN (RJ-45) portsDiffers10
Wi-FiDiffersYesNo
BluetoothKnown for oneNo
Storageidentical
Compatible memory cardsKnown for oneNot supported
Features2 differ
Noise level (economic mode)Differs28 dB29 dB
CertificationDiffersUSA UL 60950-1 FCC Class B, C-UL CSA 60950-1 ICES-003 Class BCB, UL, cUL, FCC, CE, UL-Argentina, NOM, GS, GOST-R, SASO, PSB, C-Tick, Korean-KC, CCC, CECP, WEEE
On Screen Display (OSD)Known for oneYes
Multimedia1 differ
RMS rated powerDiffers16 W2 W
TV tuner integratedKnown for oneNo
Design1 differ
Product typeKnown for oneStandard throw projector
Product colourDiffersWhiteBlack
PlacementKnown for oneDesktop, Ceiling
Cable lock slotKnown for oneNo
Market positioningKnown for onePresentation
Displayidentical
Built-in displayKnown for oneNo
Power2 differ
Power consumption (typical)Differs344 W260 W
Power consumption (standby)Differs8 W0.5 W
Power consumption (PowerSave)Known for one0.2 W
Operational conditions2 differ
Operating temperature (T-T)Differs5 - 40 °C0 - 40 °C
Storage temperature (T-T)Known for one-20 - 50 °C
Operating relative humidity (H-H)Differs20 - 80%10 - 90%
Storage relative humidity (H-H)Known for one20 - 80%
Operating altitudeKnown for one0 - 1800 m
Weight & dimensions4 differ
WeightDiffers22.2 kg2.1 kg
WidthDiffers660 mm268 mm
DepthDiffers559 mm221 mm
HeightDiffers508 mm84.4 mm
Package widthKnown for one360 mm
Package depthKnown for one325 mm
Package heightKnown for one188 mm
Package weightKnown for one3.4 kg
Packaging content1 differ
Batteries includedKnown for oneYes
Cables includedDiffersAC, VGAVGA
ManualKnown for oneYes
Mounting brackets includedKnown for oneYes
Quick start guideKnown for oneYes
Other featuresidentical
Maximum analog resolutionKnown for one1920 x 1200 pixels
Technical detailsidentical
Compliance certificatesKnown for oneRoHS

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.

More data projector comparisons

All data projector comparisons