You can expect outstanding performance from the super-compact C651. As the world’s smallest high performance A4 colour printer, it is designed for businesses where space is limited but expectations are high. Compact printers often involve trade-offs in quality, speed, or running costs. The C651 avoids compromise by delivering the performance, media handling, and cost efficiency of a workgroup device in the form of an A4 desktop colour printer, supported by modern connectivity and full Adobe PostScript.

Compact design with practical access

• Small footprint with minimal operating space
• Full front access simplifies maintenance and reduces servicing area
• Robust construction with increased metal content improves durability
• Fast and flexible performance with high print speeds and versatile media handling

The C651 supports everything from visual communications and marketing materials to invoices and operational documents. Businesses can respond quickly and cost-efficiently by printing what they need in-house and on demand, supported by improved software, firmware updates, and secure wireless connectivity with WPA3 Personal (AES) security.

Produce durable, high-quality labels and applications on a wide range of substrates, including waterproof, freeze-proof, and UV-resistant media. Sharp barcode reproduction, clear text, and vibrant graphics support a wide range of professional labelling needs.

• Waterproof & Freeze-proof
• UV and Oil Resistant
• 2D and 3D Barcodes

Designed for long term value

Built for long life, the C651 is designed to handle high volume and high coverage colour printing with confidence. A high duty cycle combined with separate toners and image drums ensures maximum usage of consumables and predictable running costs.

• Long life and high duty cycle
• Separate toners and drums for efficient consumable usage
• All consumables are user replaceable

Reduced environmental impact

Environmental responsibility continues to be a priority for businesses. The C651 combines compact design with improved energy efficiency, meeting the latest energy standards while reducing material usage and waste.

• Compact design uses less plastic than comparable devices
• Lowest proportion of plastic used in an OKI colour printer
• Durable metal components extend product life and reduce waste
• Updated toner design reduces logistical footprint while maintaining capacity
• Smaller device and toners require less packaging

A compact printer built for demanding sectors

The C651 supports a wide range of industries where space is limited and reliability is essential. It delivers fast, consistent, professional-quality printing for a broad range of applications from a single compact device, supported by secure networking, full Adobe PostScript, and modern device management tools.

Retail environments demand speed, flexibility, and visual impact. The C651 enables retailers to react quickly to pricing changes, promotions, and seasonal campaigns by producing signage, POS materials, and everyday documents on demand. Its compact footprint and robust design make it ideal for busy retail spaces where space and uptime are critical.

Printed materials play a key role in creating memorable guest experiences. From waterproof menus and signage to vouchers, banners up to 1.3m long, and event materials, the C651 enables fast, cost-effective in-house printing. Its small footprint, high reliability, and improved usability make it well suited to reception areas and back offices in hospitality environments.

The C651 delivers vibrant colour for teaching materials while supporting a wide range of educational applications, including everyday documentation, teaching materials and test sheets, wall, floor and window stickers, membership cards, certificates, school/university brochures and flyers and so much more. Designed to fit into limited spaces, it provides reliable performance and secure printing features to protect sensitive student data, supported by modern connectivity and improved device management.

Healthcare environments require printers that are reliable, compact, and secure. The C651 is designed to operate in busy clinical settings, supporting everything from everyday documentation to wristbands, prescriptions, and patient information. Enhanced security, robust construction, and consistent output make it a dependable choice for healthcare organisations.