Comparison of Olympus 100-400mm f/5.0-6.3 IS ED M.Zuiko Digital and Olympus 150-400mm f/4.5 TC1.25x IS PRO ED M.Zuiko Digital

Attribute	Olympus 150-400mm f/4.5 TC1.25x IS PRO ED M.Zuiko Digital ×	Olympus 100-400mm f/5.0-6.3 IS ED M.Zuiko Digital ×
Aperture (f)	1.25 - 29.00	5.00 - 22.00
Diaphragm Blades Type	rounded	rounded
Filter Size (mm)	95	72
Notes	Built-in image stabilization CIPA rated for 4.5 stops, Supported with 5-axis Sync IS up to 8 stops at 150mm, 6 stops at 400mm	Built-in image stabilization CIPA rated for 3.0 stops, Not supported with 5-axis Sync IS; IPX1-rated Dust and splash-proof weather sealing
Type	Telephoto Zoom	Telephoto Zoom
Length (mm)	314.3	205.7
Diaphragm Blades	9	9
Diameter (mm)	115.8	86.5
Image Circle	Image Circle	Image Circle
Focal Length (mm)	150.00 - 400.00	100.00 - 400.00
Brand	Olympus	Olympus
Name	Olympus 150-400mm f/4.5 TC1.25x IS PRO ED M.Zuiko Digital	Olympus 100-400mm f/5.0-6.3 IS ED M.Zuiko Digital
Weight (g)	1.875	1.12
Diagonal Angle of View (degree)	8.20	12.00
Lens Construction	28 elements in 18 groups (Built-in teleconverter : 7 elements in 4 groups); (1 EDA lens, 4 Super ED lenses, 2 ED lenses, 2 HR lenses, 1 HD lens)	21 elements in 15 groups (4 ED lenses, 2 Super HR lenses, 2 HR lenses); ZERO coating
Zoom System	Rotary	Rotary
Closest Focus (m)	1.3	1.3
35mm Equivalent	300-800mm	200-800mm
Magnification Ratio (x)	0.12	0.09