Ricoh's premium 360 camera — dual 1-inch sensors with 51GB storage for highest-quality spherical capture.
The Ricoh Theta Z1 51GB is a 360-degree spherical camera variant of the Ricoh Theta Z1 with 51GB of internal storage, released approximately 2023. The flagship Theta model with a 1-inch sensor and dual-lens 360-degree capture in a handheld device. Fixed dual-lens — no interchangeable mount.
Dual 1-inch back-illuminated CMOS sensors. 360-degree spherical capture (full sphere video and stills). 5.7K/30fps 360-degree video. 11K still images. 51GB internal storage. Bluetooth and Wi-Fi. At approximately 182g. Fixed dual-lens system — no interchangeable mount.
The 1-inch sensor is substantially larger than the 1/2.3-inch sensors in standard Theta models, providing better low-light quality for interior architecture and real estate 360-degree photography. The 51GB variant increases storage over the standard Z1 for extended shooting without offloading. Used widely in real estate virtual tours and construction documentation.
On the used market the Ricoh Theta Z1 51GB is a premium 360-degree camera for real estate and immersive content. Condition checks: both lens elements for marks (spherical capture — both elements are critical), internal storage verification, Wi-Fi and Bluetooth pairing, battery health. Fixed dual-lens — no interchangeable mount.