GE CT Scanner Comparison Chart

ModelDiscovery CT750 HDLightSpeed VCTLightSpeed VCT SelectLightSpeed RT16BrightSpeed EliteBrightSpeed Elite SelectRevolution ApexRevolution CTRevolution Fronteir Gen 2Revolution EVO Gen 3Revolution MaximaDiscovery RT Gen 2Optima CT540Optima CT520CardioGrapheCT 580WBRIVO CT325QX/ILightspeed PlusRevolution Apex EliteRevolution Apex PlusRevolution Apex SelectRevolution Frontier Gen 3Revolution AscendDiscovery CT590 RTOptima CT580 RT
Detectors, typeGemstone scintillatorHiLight ceramic v-resHiLight ceramic matrix 3HiLight ceramic matrix IIHiLight ceramic matrix IIHiLight ceramic matrix IIGemstone scintillatorGemstone scintillatorGemstone scintillatorClarity DASClarity DASHiLight Ceramic Matrix IIHiLight Ceramic Matrix IIHiLight Ceramic Matrix IIHigh speed ceramicGemstone scintillatorGemstone scintillatorGemstone scintillatorHiLight ceramic scintillatorGemstone scintillatorGemstone scintillatorGemstone scintillatorGemstone scintillatorClarity Detector and Data Acquisition
system		Solid-stateSolid-state
Slice count64646416161625664646464161616192192192128162561286464641616
Gantry dimensions, H x W x D (cm)188.2 x 222.5 x 100.6188.2 x 222.5 x 100.6188.2 x 222.5 x 100.6189 x 223 x 101193 x 206 x 102193 x 204 x 102200.5 x 236.5 x 143.6200.5 x 236.5 x 143.6189.5 x 226.7 x 100.7193 x 205 x 103.9193 x 204 x 101199.2 x 243.9 x 100.6193 x 204 x 102193 x 205 x 194.4180 x 179 x 80188.2 x 222.5 x 100.6178.4 x 222.5 x 100.6188.2 x 222.5 x 100.6189 x 223 x 101202.95 x 133.1 x 229.36202.95 x 133.1 x 229.36202.95 x 133.1 x 229.36189.5 x 226.7 x 100.7193 x 215 x 104442 x 695 x 100.6442 x 670.6 x 100
Gantry weight (kg)1850199519951920177017702,8762,8762,0861,8201,6001,7651,7701,7161,6452952952951,5002798.72798.72798.72,0861,80518501820
Gantry aperture (cm)7070708070708080707070807070608070707080808070758090
Heat storage, HU8,000,0008,000,0008,000,0008,000,0006,300,0006,300,00033,000,000 (equivalent value compared to conventional tube performance)6,800,0008,000,0007,000,000 (39,000,000 equivalent with ASiR-V)7,000,000 (39,000,000 equivalent with ASiR-V)8,000,0006,300,000 (8,000,000 equivalent with ASiR3,500,000 (6,300,000 equivalent with ASiR3,050,0003,050,0003,050,0002,700,0006,300,0003333338,000,0007 MHU (50 MHU equivalent with
ASIR-V, based on 72kW system)
88
Tube CoolingOil/AirOil/AirOil/AirOil/AirOil/AirOil/AirOil/airOil/airOil/airOil/airOil/airOil/airOil/airOil/airOil/airOil/airOil/airAirAirOil/AirOil/AirOil/AirOil/AirOil/AirOil/AirOil/Air
kW output10072, 85 or 10010010053.242108103100727210053.24272kW, effective 139kW (equivalent value compared to conventional scanner geometry)10010012012010810810810055 (410 kW equivalent with ASIR-V);
72 (510 kW equivalent with ASIR-V)		10053
mA Range10 to 83510 to 600, 700 or 80010 to 80010 to 80010 to 44010 to 35010 to 130010 to 74010 to 83510 to 56080, 100, 120, 14010 to 80010 to 44010 to 35050 -to 600, effective 100 to 1160 (equivalent value compared to conventional scanner geometry)10 to 83520010 to 83540 to 120010 to 1,30010 to 1,30110 to 1,30210 to 83510 to 560 for 72kW system, 10 to 460
for 55kW system		10 to 800 in 5 mA increments80, 100, 120, 140
Max scan volume, (cm)170 (200 option)170 (200 option)170 (200 option)170 (200 option)170140200200200200200170173160140 - axial17017017016050 x 50 x 5070 x 70 x 7060 x 60 x 6080 x 80 x 8075 x 75 x 75170170
Max load capacity with accuracy (lbs)227227227227227205227227227227227227227205227295200425450227-306227-306227-306227227650500
Scan FOVs, (cm)25, 5025, 5025, 5010 to 5025, 5025, 5025, 5025, 5025, 5025, 5025, 5025, 50 (10-80cm DFOV)25, 5025, 5025cm/16cm CTA, 35 cm Scout25, 5030504025, 50, extended to 80 (MaxFOV, option)25, 50, extended to 80 (MaxFOV, option)25, 50, extended to 80 (MaxFOV, option)25,5025, 50 extended to 75 cm with
MaxFOV 2		50, 65 effective50, 65 effective
Reconstruction matrices512 x 512512 x 512512 x 512512 x 512512 x 512512 x 512512 x 512512 x 512512 x 512, 1,024 X 1,024512 x 512512 x 512, 1,024 X 1,024512 x 512512 x 512512 x 512512 x 512512 x 512512 x 512512 x 512100 x1001,024*1,0241,024*1,0251,024*1,026512 x 512, 1,024 X 1,024512 x 512, 1024X1024512512
Dose-modulation technique3D3D3D3D3D3DYesYesYesYesYesYesYesYesN/AYesYesYesYesYesYesYesYesYesYesYes
Suggested room size (m2)34.234.234.22818.218.228.628.628.625.225.222.62322.11534.234.234.23028.628.628.628.6Over 18 for scan room28 (48 optimal)29 (48 optimal)
kVp Range40 to 14040 to 14040 to 14040 to 14080 to 14050 to 14070 to 14080 to 14060 to 14060 to 14070 to 14080 to 14070 to 14070 to 14070 to 14070 to 14070 to 14080 to 14080 to 14070 to 15070 to 15080 to 14080 to 15060 to 15080,100,120,13560 to 120
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