Open MRI Cost: Claustrophobia-Friendly Scanner Pricing 2026

Open MRI is a genuine alternative for claustrophobic patients or larger patients who cannot fit a standard scanner bore. UK private prices start around £350; US imaging-centre cash-pay starts around $500. The cost is broadly similar to conventional MRI; the trade-off is somewhat lower image quality at lower field strength.

Why open MRI exists, and what the trade-offs are

Conventional MRI scanners are long enclosed cylinders, typically 60 cm in diameter and 1.5 to 2 metres long. Patients lie on a table that slides into the bore. For some patients this enclosed environment is intolerable: severe claustrophobia (affecting around 1 to 4 percent of patients to a degree that aborts the scan), large body habitus that cannot fit the bore (typically over 350 lb on standard scanners, though wide-bore options now accommodate larger patients), or young children unable to remain still in an enclosed space.

Open MRI scanners solve this by using a different magnet geometry: two flat magnets above and below the patient table, with the sides open. The patient can see out, family can sit nearby, and the environment is much less confining. The cost is field strength: open scanners typically operate at 0.3T to 1.2T, compared to 1.5T to 3T for enclosed scanners. Lower field means lower signal-to-noise ratio, which means slower scan times or somewhat lower image quality.

For most routine clinical indications, open MRI image quality is adequately diagnostic, though radiologists generally prefer higher-field studies when available. For high-detail clinical questions (prostate cancer detection, breast MRI for staging, fine MSK detail of the wrist or labrum), open MRI is rarely the right tool.

The wide-bore alternative

Wide-bore MRI is the middle ground that has become much more common since around 2020. These are conventional enclosed scanners but with a wider tube (typically 70 cm bore vs the standard 60 cm). The extra 10 cm of width makes a meaningful difference for moderately claustrophobic patients and for larger patients. Image quality is preserved at full 1.5T or 3T field strength because the magnet geometry is essentially conventional.

For most patients who would otherwise need open MRI for claustrophobia reasons, a wide-bore conventional scanner is a better trade than open MRI: preserved image quality, similar comfort. Open MRI remains the right choice for patients with very severe claustrophobia (where even wide-bore is intolerable), for very large patients beyond the weight limit of wide-bore tables, and for young children where a parent sitting visibly nearby is essential.

UK and US providers now routinely offer wide-bore as a default option at most main sites. When booking, ask the imaging centre about bore size if claustrophobia is a concern; if they have wide-bore (70 cm) it is usually a better choice than driving to an open-MRI specialist.

Alternatives to open MRI for claustrophobic patients

• Wide-bore conventional MRI. Preserved image quality, broadly available, usually the best first option.
• MRI under oral sedation. Diazepam or lorazepam taken 30 to 60 minutes before the scan can make a standard scanner tolerable for moderate claustrophobia. UK NHS and private providers routinely offer this; US providers typically require a prescription from the ordering physician.
• MRI under deep sedation or anaesthesia. For severe claustrophobia or paediatric scans, full sedation is available at most main NHS hospitals and at all major US academic centres; it adds significant cost ($500 to $2,500 in the US for the anaesthesia component) and complexity.
• Cognitive desensitisation. Some centres offer pre-scan visits, tour of the scanner, breathing exercises, and use of mirrors or eye masks; for mild claustrophobia these can be enough.
• True open MRI. The final fallback when none of the above is sufficient; lower image quality is the trade-off.

Sources used on this page

• Radiopaedia, open MRI
• Vista Health open-MRI capability listings
• RAYUS Radiology US open and wide-bore MRI
• Vista Health, Nuffield, Spire, Bupa published prices and scanner specifications, May 2026

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