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GE Senographe Essential vs. Hologic Selenia S

Mammography digital systems machine comparison

Digital Systems: GE Senographe Essential vs. Hologic Selenia S

Model> Senographe Essential> Selenia S
CompanyGE HealthcareHologic, Inc.
FDA Clearance2005YES
Generator TypeHigh frequency single-phase power supply; 5 kWConstant potential, high-frequency inverter type
kV Range22-49 KVp in 1KVp increments22-39 KV in 1 KV increments
mAs Range4-500 mAs3-400 mAs
mA Range30-10010-100 large focus only
Time Range, Sec.0.04 – 6s0.1 – 4 s
AEC DetectorFully automated with dose, standard & contrast modes2-cell, fully automatic or 7-position photocell placement
Parameters ControlledTrack, filter, kV, mAsManual, auto-time, auto-kV, auto-filter
Type (CCD, aSi, aSe)CsITFT-based amorphous selenium (aSe) direct-capture technology
Spatial Resolution5 lpmm detector DQE; DQE values: 70% at 0lpmm, 61% at 2.0lpmm, 24% at 5.0lpmm7.1 cycles mm
Matrix, PixelsLarge FOV = 2,394 x 3,062; image is ~ 14.8 MB
Standard FOV = 1,914 x 2,294;
image is ~ 8.8 MB
2,560 x 3,328 and 3,328 x 2,560 at 70 microns
Standard Size100 microns2,560 x 3,328 and 3,328 x 2,560 at 70 microns
High-resolution Size67 microns at a 1.5x magnification; 56 microns at a magnification of 1.8x2,560 x 3,328 at 70 microns
Imaging Area24 x 31 cm24 x 29 cm, single plate
Standard Size, cm
(imaging area)
NS24 x 29 large FOV;


18 x 24 small FOV; standard

High-resolution Size, cm
(imaging area)
Additional Features
(space permitting)
NSIntegrated high transmission cellular (HTC) grid automatically retracts for
geometric magnification views; Smart paddle system; FAST paddles, fully
automatic collimation
Monitor Size, InchesCustomer choice: 1MP or 3MP21’’ monochrome, high brightness 2MP flat-panel
Hard Disk Capacity250 GB250 GB standard
Networking CapabilitiesYES10 100 1,000 Base-T, Ethernet network interface
Gray LevelsYES8-bit grayscale display
DICOM 3.0 CompliantYESConformant
Additional FeaturesAutomated QA QC program, including repeat-reject analysis; integrated tissue equalization, premium view and premium view enhancedIntegrated X-ray control and image acquisition console, integrated radiation shield (except mobile configuration), on-demand Reject Analysis Report, local storage for ~
6,000 images, Cenova ImageChecker Digital CAD
WorkstationOptional IDI workflow solution; customizable for user needsSecurView DX diagnostic; advanced workflow manager; SecurView RT; image analysis tools (ImageChecker CAD & Quantra)
Monitor Size, InchesNSHigh-contrast 5 MP LCD display w/ built-in auto calibration & 10-bit graphics card or standard dual 5 MP LCD, 8-bit graphics card & external sensor for calibration
Hard Disk CapacityNS1.7 TB in RAID 5
MemoryNS6 GB high-speed RAM minimum
Networking CapabilitiesNS10 100 1,000 Base-T Ethernet network interface
Gray LevelsNS10-bit grayscale display
DICOM 3.0 CompliantNSQuery retrieve, print, storage, media export import
Additional FeaturesThe IDI workflow solution has been designed to reduce radiologist review compromises and tailor workflow to the individualOptions: Custom workflow keypad, advanced multimodality, application
synchronization, barcode scanner, DX manager
Anode TypeDual anode
(Rhodium Molybdenum)
Rotating tungsten
Heat Capacity, HU340300,000
Heat Dissipation Rate,
HU Min.
Target Filter CombinationsMo Mo, Mo Rh, Rh Mo, Rh RhTungsten with rhodium
and silver filters
Focal Spot Size, mmNS0.3 (large)
CollimationNSAutomatic or user-selectable
18 x 24 cm19 x 23 cm chosen with
paddle selection
24 x 30 cm24 x 31 cm chosen with
paddle selection
Movement LocksYESElectromagnetic; fail-safe
Rotation, Degrees-165 to 185195 to -150
Vertical, cm65 – 15067 – 140 (26.5-55 inches)
SID, cm6666
Scale GuideNSDigital display on both sides of
compression device
Hand Switch4 sets of hand buttons, 2 footswitchesYes, on both sides of device
mR Sec. @ 28 kVpNSMolybdenum > 800;
Tungsten > 230
L x W, cm71 cm wide, eff height 1.9 mIncluded: 189.2 x 107 (74.5 x 42.1 inches); not provided for mobile configuration
ThicknessPb equivalent: 0.5mm6 mm tempered glass, 0.5 mm leaded glass equivalent
Compression SystemProgrammable,
w/ auto release
Smart paddle system controls the movement of the automatic exposure
control (AEC) position and automatic collimator function; Integrated FAST paddle tech
Force, NewtonsMotor driven: 20 daN; manual: 27daN178 N maximum, motorized; 300 N maximum, manual
Grid Ratio0.2090277784:1; exclusive HTC grid
BuckyErgonomic carbon fiber breast support with < 5 mm support detector edge distanceSealed; auto-retracting
HTC grid
Magnification DeviceAvailable with diagnostic configuration: 1.5 and 1.81.8x mag platform
Stereotactic DeviceOptional; available, integrated
stereotactic device, stores conveniently
Film ID SystemNAIncluded in the print function
Label PrinterNANA
Power RequirementsInput frequency: 50 Hz 60 Hz; input voltage: single-phase 200 208 220 240VAWS: 100 120 200 208 220 230 240 VAC; gantry: 200 208 220 230 240 VAC nominal 10%, 5060 Hz 5% permanently
wired; single-phase
H x W x D, cm (inches)Gantry: 193 x 63 x 127; modular generator: 133 x 43.6 x 64; operator console: 222 x 70.8 x 39.5Gantry: 190 x 65 x 110 (75 x 26 x 43); acquisition station: 203 x 107 x 76 (80 x 42 x 30)
Weight, kg (lb)NSGantry: 300 (661); AWS: 120 (265)
Warranty1 year full system1 year parts and labor; 2 year prorated manufacturers warranty on X-ray tube
Optional AccessoriesAccessories focused on technologist and patient ergonomics and site convenience. Applications include integrated stereo
with a lateral approach and SenoBright(contrast-enhanced spectral mammography)
NA; may be upgraded to include diagnostic imaging; diagnostic paddle package included with upgrade

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If you need help choosing a particular mammography system for your practice, give me a call. We have a wide range of used mammography machine for sale. With our 26 years of experience, custom warranties, and custom financing plans, I am sure to help you select the best system to fit your needs and budget.

Posted by: 

John Brant “JB”
Mammography Specialist
407.438.7847 ext.1016


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