Small bowel capsule endoscopy: Where are we after almost 15 years of use?

Table 1 Comparison between commercially available capsule endoscopy devices

Capsule	PillCam® SB 3 Given Imaging	EndoCapsule® Olympus America	MiroCam® Intromedic Company	OMOM® Jianshan Science and Technology
Size	Length: 26.2 mmDiameter: 11.4 mm	Length: 26 mm Diameter: 11 mm	Length: 24.5 mmDiameter: 10.8 mm	Length: 27.9 mmDiameter: 13 mm
Weight	3.00 g	3.50 g	3.25-4.70 g	6.00 g
Battery life	8 h or longer	8 h or longer	11 h or longer	6-8 h or longer
Resolution	340 x 34030% better than SB2	512 x 512	320 x 320	640 x 480
Frames per second	2 fps or 2-6 fps	2 fps	3 fps	2 fps
Field of view	156°	145°	170°	140°
Communication	Radio Frequency Communication	Radio Frequency Communication	Human Body Communication	Radio Frequency Communication
FDA approval	Yes	Yes	Yes	No
Price per capsule	$500	$500	$500	$250