GE CT Scanners Comparison Chart

Model Discovery CT750 HD LightSpeed VCT LightSpeed VCT Select LightSpeed RT16 BrightSpeed Elite BrightSpeed Elite Select Revolution Apex Revolution CT Revolution Fronteir Gen 2 Revolution EVO Gen 3 Revolution Maxima Discovery RT Gen 2 Optima CT540 Optima CT520 CardioGraphe CT 580W BRIVO CT325 QX/I Lightspeed Plus Revolution Apex Elite Revolution Apex Plus Revolution Apex Select Revolution Frontier Gen 3 Revolution Ascend Aquilion LB Discovery CT590 RT Optima CT580 RT Omni Legend 32 Omni Legend 16 Discovery MI Gen 2
Detectors, type Gemstone scintillator HiLight ceramic v-res HiLight ceramic matrix 3 HiLight ceramic matrix II HiLight ceramic matrix II HiLight ceramic matrix II Gemstone scintillator Gemstone scintillator Gemstone scintillator Clarity DAS Clarity DAS HiLight Ceramic Matrix II HiLight Ceramic Matrix II HiLight Ceramic Matrix II High speed ceramic Gemstone scintillator Gemstone scintillator Gemstone scintillator HiLight ceramic scintillator Gemstone scintillator Gemstone scintillator Gemstone scintillator Gemstone scintillator Clarity Detector and Data Acquisition system Gemstone scintillator Solid-state Solid-state Clarity Detector and Data Acquisition System (DAS) Clarity Detector and Data Acquisition System (DAS) Clarity Detector and Data Acquisition System (DAS)
No. of rows 64 64 64 24 24 24 256 64 64 64 64 24 24 24 192, effective 280 rows with Stereo CT geometry 192 192 128 16 256 128 64 64 64 64 16 16 32 16
Gantry dimensions, H x W x D (cm) 188.2 x 222.5 x 100.6 188.2 x 222.5 x 100.6 188.2 x 222.5 x 100.6 189 x 223 x 101 193 x 206 x 102 193 x 204 x 102 200.5 x 236.5 x 143.6 200.5 x 236.5 x 143.6 189.5 x 226.7 x 100.7 193 x 205 x 103.9 193 x 204 x 101 199.2 x 243.9 x 100.6 193 x 204 x 102 193 x 205 x 194.4 180 x 179 x 80 188.2 x 222.5 x 100.6 178.4 x 222.5 x 100.6 188.2 x 222.5 x 100.6 189 x 223 x 101 202.95 x 133.1 x 229.36 202.95 x 133.1 x 229.36 202.95 x 133.1 x 229.36 189.5 x 226.7 x 100.7 193 x 215 x 104 210 x 230 x 101 442 x 695 x 100.6 442 x 670.6 x 100 196x234x170 197x234x170 195x224x156
Gantry weight (kg) 1850 1995 1995 1920 1770 1770 2,876 2,876 2,086 1,820 1,600 1,765 1,770 1,716 1,645 295 295 295 1,500 2798.7 2798.7 2798.7 2,086 1,805 294.8 1850 1820 3,208 3,209 3,612
Gantry aperture (cm) 70 70 70 80 70 70 80 80 70 70 70 80 70 70 60 80 70 70 70 80 80 80 70 75 90 80 90 70 70 70
Heat storage, HU 8,000,000 8,000,000 8,000,000 8,000,000 6,300,000 6,300,000 33,000,000 (equivalent value compared to conventional tube performance) 6,800,000 8,000,000 7,000,000 (39,000,000 equivalent with ASiR-V) 7,000,000 (39,000,000 equivalent with ASiR-V) 8,000,000 6,300,000 (8,000,000 equivalent with ASiR 3,500,000 (6,300,000 equivalent with ASiR 3,050,000 3,050,000 3,050,000 2,700,000 6,300,000 33 33 33 8,000,000 7 MHU (50 MHU equivalent with ASIR-V, based on 72kW system) 7.5 8 8 5.0 MHU 5.0 MHU 5.0 MHU
Tube Cooling Oil/Air Oil/Air Oil/Air Oil/Air Oil/Air Oil/Air Oil/air Oil/air Oil/air Oil/air Oil/air Oil/air Oil/air Oil/air Oil/air Oil/air Oil/air Air Air Oil/Air Oil/Air Oil/Air Oil/Air Oil/Air Oil/Air Oil/Air Oil/Air Liquid cooled Liquid cooled Liquid cooled
kW output 100 72, 85 or 100 100 100 53.2 42 108 103 100 72 72 100 53.2 42 72kW, effective 139kW (equivalent value compared to conventional scanner geometry) 100 100 120 120 108 108 108 100 55 (410 kW equivalent with ASIR-V); 72 (510 kW equivalent with ASIR-V) 60 100 53 100 kVA max, 30 kVA average 100 kVA max, 30 kVA average 100 kVA max, 30 kVA average
mA Range 10 to 835 10 to 600, 700 or 800 10 to 800 10 to 800 10 to 440 10 to 350 10-1300 10-740 10-835 10-560 80, 100, 120, 140 10-800 10-440 10-350 50 - 600 mA, effective 100-1160mA (equivalent value compared to conventional scanner geometry) 10 to 835 200 10 to 835 40 to 1200 10-1,300 10-1,301 10-1,302 10-835 10-560 for 72kW system, 10 to 460 for 55kW system 10 to 500 10 to 800 in 5 mA increments 80, 100, 120, 140 80-140kV/mA at 120kV: 10 to 600 mA, 5 mA 80-140kV/mA at 120kV: 10 to 600 mA, 5 mA 80-140kV/mA at 120kV: 10 to 600 mA, 5 mA
Max scan volume, (cm) 170 (200 option) 170 (200 option) 170 (200 option) 170 (200 option) 170 140 200 200 200 200 200 170 173 160 140 - axial 170 170 170 160 50 x 50 x 50 70 x 70 x 70 60 x 60 x 60 80 x 80 x 80 75 x 75 x 75 180 170 170 170-200 170-200 170-200
Max load capacity with accuracy (lbs) 227 227 227 227 227 205 227 227 227 227 227 227 227 205 227 295 200 425 450 227-306 227-306 227-306 227 227 450 650 500 500 500 500
Scan FOVs, (cm) 25, 50 25, 50 25, 50 10 to 50 25, 50 25, 50 25, 50 25, 50 25, 50 25, 50 25, 50 25, 50 (10-80cm DFOV) 25, 50 25, 50 25cm/16cm CTA, 35 cm Scout 25, 50 30 50 40 25, 50, extended to 80 (MaxFOV, option) 25, 50, extended to 80 (MaxFOV, option) 25, 50, extended to 80 (MaxFOV, option) 25,50 25, 50 extended to 75 cm with MaxFOV 2 24, 32, 40, 55, 70 50, 65 effective 50, 65 effective 170cm -200 170cm -200 170cm -200
Reconstruction matrices 512 x 512 512 x 512 512 x 512 512 x 512 512 x 512 512 x 512 512 x 512 512 x 512 512 x 512, 1,024 X 1,024 512 x 512 512 x 512, 1,024 X 1,024 512 x 512 512 x 512 512 x 512 512 x 512 512 x 512 512 x 512 512 x 512 100 x100 1,024*1,024 1,024*1,025 1,024*1,026 512 x 512, 1,024 X 1,024 512 x 512, 1024X1024 512 x 512 512 512
Dose-modulation technique 3D 3D 3D 3D 3D 3D Yes Yes Yes Yes Yes Yes Yes Yes N/A Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
Suggested room size (m2) 34.2 34.2 34.2 28 18.2 18.2 28.6 28.6 28.6 25.2 25.2 22.6 23 22.1 15 34.2 34.2 34.2 30 28.6 28.6 28.6 28.6 Over 18 for scan room 21 28 (48 optimal) 29 (48 optimal)
kVp Range 40 to 140 40 to 140 40 to 140 40 to 140 80 to 140 50 to 140 70 to 140 80 to 140 60 to 140 60 to 140 70 to 140 80 to 140 70 to 140 70 to 140 70 to 140 70 to 140 70 to 140 80 to 140 80 to 140 70 to 150 70 to 150 80 to 140 80 to 150 60 to 150 70 to 140 80,100,120,135 60 to 120 10-600 10-600 10-600

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