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Product comparison · 2 data projectors

NEC V311X Standard throw projector 3100 ANSI lumens DLP 1080p (1920x1080) 3D White vs Viewsonic PJD2121 data projector Portable projector 400 ANSI lumens DLP SVGA (800x600) Black

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  • 49specifications compared
  • 36differ
  • 13identical
  • 48known for one product only

Key differences

  • Projector brightness
    • 3100 ANSI lumens
    • 400 ANSI lumens
  • Projector native resolution
    • 1080p (1920x1080)
    • SVGA (800x600)
  • Contrast ratio (typical)
    • 3000:1
    • 1800:1
  • Projection distance
    • 1.2 - 13 m
    • 0.7 - 3 m
  • Horizontal scan range
    • 15 - 100 kHz
    • 15 - 82 kHz
  • Vertical scan range
    • 50 - 120 Hz
    • 50 - 85 Hz
  • Service life of light source
    • 3000 h
    • 2000 h
  • Lamp power
    • 225 W
    • 50 W

Side by side

Differences highlightedShow differences only
97 specifications
A

NEC

V311X Standard throw projector 3100 ANSI lumens DLP 1080p (1920x1080) 3D White

Model V311X

View product
B

Viewsonic

PJD2121 data projector Portable projector 400 ANSI lumens DLP SVGA (800x600) Black

Model PJD2121

View product
Projector6 differ
Projector brightnessDiffers3100 ANSI lumens400 ANSI lumens
Projection technologyDLPDLP
Projector native resolutionDiffers1080p (1920x1080)SVGA (800x600)
Contrast ratio (typical)Differs3000:11800:1
Projection distanceDiffers1.2 - 13 m0.7 - 3 m
Horizontal scan rangeDiffers15 - 100 kHz15 - 82 kHz
Vertical scan rangeDiffers50 - 120 Hz50 - 85 Hz
Horizontal synchronization (max)Known for one100 kHz
Horizontal synchronization (min)Known for one15 kHz
Matrix size1.4 cm (0.55")1.4 cm (0.55")
Matrix typeKnown for oneDMD
Vertical synchronization (max)Known for one120 kHz
Vertical synchronization (min)Known for one50 kHz
Native aspect ratioKnown for one4:3
Supported aspect ratiosKnown for one4:3, 16:9
Screen size compatibilityKnown for one889 - 3810 mm (35 - 150")
Keystone correction, verticalKnown for one- 30 - 30°
Light source2 differ
Light source typeLampLamp
Service life of light sourceDiffers3000 h2000 h
Service life of light source (economic mode)Known for one5000 h
Lamp typeKnown for oneAC HID
Lamp powerDiffers225 W50 W
Lamps quantityKnown for one1 lamp(s)
Lens system1 differ
FocusManualManual
Zoom capabilityKnown for oneYes
Zoom typeKnown for oneManual
Throw ratioDiffers1.95 - 2.15:11:1
Video5 differ
Analog signal format systemDiffersNTSC 4.43, PAL, PAL 60, PAL M, PAL N, SECAMNTSC
Full HDDiffersYesNo
HD-ReadyKnown for oneYes
3DDiffersYesNo
3D ReadyKnown for oneYes
Supported graphics resolutionsDiffers1024 x 768 (XGA), 1920 x 1080 (HD 1080)1280 x 1024 (SXGA), 640 x 480 (VGA), 800 x 600 (SVGA)
Supported video modesDiffers1080i, 480p, 576i, 576p, 720p1080i, 480i, 480p, 576i, 576p, 720p
Ports & interfaces6 differ
VGA (D-Sub) ports quantityDiffers31
HDMI ports quantityDiffers10
Component video (YPbPr/YCbCr) inDiffers01
Composite video inDiffers10
DVI portNoNo
S-Video inputs quantityDiffers20
USB 2.0 ports quantity00
Audio (L/R) inDiffers10
Audio (L/R) outKnown for one1
Serial interface typeKnown for oneRS-232
AC (power) inKnown for oneYes
DisplayPorts quantityKnown for one0
DC-in jackKnown for oneYes
Network2 differ
Ethernet LANDiffersYesNo
Ethernet LAN (RJ-45) portsDiffers10
Wi-FiNoNo
BluetoothKnown for oneNo
Storageidentical
Card reader integratedNoNo
Optical disc player typeKnown for oneNot included
Features2 differ
Noise levelDiffers37 dB31 dB
Noise level (economic mode)Known for one33 dB
HDCPKnown for oneNo
CertificationDiffersUL, FCC, CSA, C-UL, NOMUL/cUL, FCC-B, CE, CB, CCC, NOM, ICES 003, IRAM, TUV/GS, GOST-R, HYGIENIC, SASO, UKrSEPRO
Multimediaidentical
Built-in speaker(s)Known for oneYes
Number of built-in speakersKnown for one1
RMS rated powerKnown for one7 W
TimeshiftKnown for oneNo
Design2 differ
Product typeDiffersStandard throw projectorPortable projector
Product colourDiffersWhiteBlack
PlacementKnown for oneDesktop
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Market positioningKnown for onePresentation
LED indicatorsKnown for oneYes
Displayidentical
Built-in displayKnown for oneNo
Power2 differ
Power sourceACAC
Power consumption (typical)Differs210 W90 W
Power consumption (standby)Known for one4 W
Power consumption (max)Known for one268 W
Power consumption (PowerSave)Known for one0.4 W
AC input voltageDiffers100 - 240 V90 - 264 V
AC input frequency50 - 60 Hz50 - 60 Hz
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 - 85%
Operating altitudeKnown for one0 - 3048 m
Weight & dimensions4 differ
WeightDiffers2.5 kg980 g
WidthDiffers310 mm205 mm
DepthDiffers95 mm120 mm
HeightDiffers247 mm65 mm
Package weightKnown for one2.5 kg
Packaging content1 differ
Remote control includedYesYes
Remote control typeIRIR
Batteries includedKnown for oneYes
Cables includedDiffersAC, VGAVGA
ManualKnown for oneYes
Quick start guideYesYes
AC adapter includedKnown for oneYes
Carrying caseKnown for oneYes
Other features1 differ
Maximum analog resolutionKnown for one1024 x 768 pixels
Maximum digital resolutionKnown for one1920 x 1080 pixels
RS-232 portsDiffers10
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.

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