XR glasses

Vuzix M400 Smart Glasses

The Vuzix M400 Smart Glasses are wearable, ergonomically designed smart glasses featuring an Android-based computer with Wi-Fi connectivity, voice-command functionality, and an HD camera. The system includes an adjustable display screen viewer mounted on the dominant eye, a rechargeable USB-C or USB-A battery, and M-Series lens-less frames. The glasses support touchpad and button navigation, voice activation with the phrase "Hello Vuzix," and come preinstalled with applications such as Camera, Gallery, and QR/barcode scanner. The device can be worn over prescription eyewear and offers adjustable mounting options including safety frames and headband mounts. Battery charging takes up to two hours, and the system provides LED indicators for power status. Additional accessories and mounting options are available from Vuzix.

Images

Pros and cons

Pros

Strengths called out by generated product content.

Lightweight and comfortable for all-day wear
Durable and robust housing with IP67 rating for dust and water resistance
Equipped with a high-quality OLED display offering great clarity, contrast, and brightness
Powered by Qualcomm Snapdragon XR1 platform for strong performance
Hot-swappable batteries allowing uninterrupted use
High-resolution camera capable of 4K video and 12.8 MP photos
Wide field of view and excellent glass transparency suitable for medical use
Long battery life supporting extended operating times
Supports a wide variety of enterprise applications
Sterilizable with alcohol wipes, suitable for medical environments
Good for remote assist and documentation with sharp image capture
Ergonomically versatile and wearable head-worn computer

Cons

Tradeoffs and constraints to review before choosing.

Does not feel as robust as some competitor devices like the RealWear Navigator 500
Requires third-party apps for some communication functions like MS Teams integration
Battery life shorter compared to some competitors (around 2 hours per battery)
Display, while impressive, is not perfect compared to other Vuzix glasses

Notes

Context that does not fit neatly as a pro or con.

First smart glasses with a dedicated XR1 platform
Widely recognized as a versatile AR workplace tool
Used successfully in various industries including logistics, telemedicine, and field service
Android 13 update available to keep software state-of-the-art

Release Date

Release Year: 20191
Release Month: 62
Release Day: 20
Discontinued: No2

Display

Color reproduction: 24 bit2

Display Specs

Display Resolution (per eye): nHD color display2
Display Resolution: nHD color display2
Display Type: OLED2
Aspect Ratio: 16:92
Field of View: 16.8 degrees2
Field of View (diagonal): 16.8 °2
Refresh Rate: 60 Hz2
Virtual Display Brightness: 2,000 nits2
Brightness: 2,000 nits2
Brightness Control: 2,000 nits2
Brightness Control Levels: 2,000 nits2
Brightness & Volume Control Levels: 2,000 nits2
Color Modes: color2
Color Gamut: 24 bit2
Color Depth: 24 bit2
Color Accuracy: Yes2
Color Mode Selection: 16,777,216 color2
Contrast Ratio: > 10,000:12
Contrast: > 10,000:12
Display Device Type: OLED1
Dynamic Dimming Technology: No2

Dimensions

Width: 0 mm2
Height: 0 mm2
Depth: 160 mm2
Size Length: 14 cm
Available Sizes: Lens-less frames1
Frame Dimensions: {"type":"object","value":{"depth":45,"width":180,"height":45}}2
Folded Length: 14.5 cm1
Folded Width: 15 cm1
Folded Height: 5 cm1
Unfolded Length: 14.5 cm1
Unfolded Width: 15 cm1
Unfolded Height: 5 cm1
Without Headstrap Length: 14.5 cm1
Without Headstrap Width: 15 cm1
Without Headstrap Height: 5 cm1
Maximum Fit Width: 180 mm2
USB-C Cable Length: 2 m3

Weight

Weight: 99 g2
Weight with Headstrap: 99 g
Weight without Shade and Cables: 99 g
Weight in pounds: 3.5 oz
Weight in grams: 99 g

Battery

Battery Life: 16 hours2
Battery Capacity: 750 mAh
Battery Hot Swap: Yes2
Battery Type: USB-C Battery1
Battery Location: USB-C battery attached to frame1
Battery Charge Time: 2 hours1
Charging Time: 2 hours3

Camera

Camera Resolution: 12.8 MP
Camera Model: 12.8 mp
Camera Placement: mounted on the dominant eye side of the frame1
Front RGB Camera: Yes
Pass-through Cameras: 1

Processor & Compute

Chipset: 8 Core 2.52Ghz Qualcomm XR12
Processor in Glasses: 2.52 s2
Compute Architecture: 8 Core 2.52Ghz Qualcomm XR12
Compute Pack: 8 Core 2.52Ghz Qualcomm XR12
Compute Device Processor: 8 Core 2.52Ghz Qualcomm XR12
Dual-CPU Configuration: No2

Memory & Storage

Memory: 6 GB2
Storage: 64 GB2
Flash Memory: 64 gb2

Connectivity

Connectivity: Bluetooth 5.0 BR/EDR/LE, USB 3.1 Gen 2 on USB Type-C, Wi-Fi 2.4/5Ghz 802.11 a/b/g/n/ac2
Connectivity Technology: Bluetooth 5.0 BR/EDR/LE, USB 3.1 Gen 2, USB Type-C, Wi-Fi 2.4/5Ghz 802.11 a/b/g/n/ac2
Interface: Bluetooth 5.0 BR/EDR/LE, USB 3.1 Gen 2 on USB Type-C, Wi-Fi 2.4/5Ghz 802.11 a/b/g/n/ac2
Connector Type: USB-C2 1

Controls & User Interface

Controls: 2 axis touchpad with multi-finger support, 4 control buttons, Voice control2
Physical Buttons: 2 axis touchpad with multi-finger support, 4 control buttons, Voice control2
User Control: 2 axis touchpad with multi-finger support, 4 control buttons, Voice control2
Controller type: 2 axis touchpad with multi-finger support, 4 control buttons, Voice control2

Ergonomics & Fit

Form Factor: eyewear-style smart glasses2 1
Frame Material: Lens-less frames1
Frame Style: Ergonomically designed, Lens-less frames1
Design: Adjustable display screen, Ergonomically designed, headworn computer, Lens-less frames, Monocular, supports left or right eye use, wearable1
Ergonomic Design: Yes1
Modularity and Fit: Eyeglass frames with lens, Hard hat mount, Headband (Standard), Peltor, Safety glasses, Vuzix M-Series Rail Eyeglass frames without lens (standard)4
Mounting Options: Mounting rail sliding onto temple mount3
Prescription Ready: M-Series Lens-less frames1
Myopia Diopter Adjustment: Adjustable display screen1
Interpupillary Distance Range: Adjustable for dominant eye use1
Eye Relief: 17 mm2
Comfort Features: 1 levels
Wearing Experience Suggested Wearing Time: 16 hrs2

Audio

Speakers: 2 built2
Microphones: 42
Sound System: 2 axis touchpad with multi-finger support, 4 control buttons, Voice control2
Audio Partner: Bose

Comfort & Wear

Wearing Time Suggested: 16 hrs2

Design & Build

Materials: lensless frames3

Safety & Durability

Safety Certifications: IP672
Robustness Standards: 2 meter drop tested, IP672
Durability: 16+ hours battery life in medical use, 2 meter drop tested, IP67 rated2
Drop Resistance: 2 meters
Ingress Protection Rating: IP672

Software & Platform

Operating System: Android 9, upgradeable to Android 132
Platform: Android 9, Upgradeable to Android 132
Developer SDK Access: Available at vuzix.com/developers
Device Management Software: MDM available from multiple partners2
Compatibility: MS Teams, WebEx, Zoom2

Product Info & Variants

Model Number: 4721
Notes: 2 axis touchpad with multi-finger support, 24-bit color with true black, Ergonomically designed for all-day wear, Hot swappable battery for zero down-time, Hot swapping batteries for zero down-time, Includes adjustable display screen and lens-less frames, IP67 rated for waterproof and dustproof operation, IP67 rated waterproof and dustproof, MS Teams, Supports left or right eye use, Supports teleconferencing with Zoom, Two-meter drop-tested, Two-meter drop-tested ruggedized mechanical design, Upgradeable to Android 13 OS, Used in telemedicine with HIPAA compliance and sterilizable, Voice control, WebEx2
Features: Reference Design for Android XR Ecosystem, Adjustable Display Screen, AI Integration, Audio, Bluetooth 5.0, Camera, Hot Swap Battery, OLED Display, USB-C Connectivity, Voice Control, Wi-Fi Connectivity2
Included Accessories: M-Series Lens-less frames, M400 viewer with adjustable display screen, Soft case for storage, USB-A to USB-C cable (for charging the USB-C Battery), USB-C Battery, USB-C to USB-C power cable1
Optional Accessories: Alternate nose pads, Ear hooks, Soft case for storage1

Visual & Optical

Optics: > 10, > 2000 nits brightness, 000:1 contrast, 16:9 aspect ratio, 16.8° diagonal field of view, 24-bit color with true black, nHD color display, OLED, supports left or right eye use2
Eye Display: both2 1
Tracking: 6 dof
Angle of view: 16.8 degree

Reference & Certification

Reference Design for Android XR Ecosystem: Yes2
Warranty: 1 year

Facts

Resolution: 960,000 pixels2
Headset Design: adjustable display screen, ergonomically designed, hot swap batteries, lens-less frames, wearable3 2
Perceived Brightness: 2,000 nits2
Sensors: Camera, Microphones1
Display: 60 hz2
Use Environment: Field service, Harsh environments, Industrial, Medical (telemedicine), Remote support2

Sources

Source 1files.vuzix.comfiles.vuzix.com30 facts
Release Year Display Device Type Available Sizes Folded Length Folded Width Folded Height Unfolded Length Unfolded Width Unfolded Height Without Headstrap Length Without Headstrap Width Without Headstrap Height Battery Type Battery Location Battery Charge Time Camera Placement Connector Type Form Factor Frame Material Frame Style Design Ergonomic Design Prescription Ready Myopia Diopter Adjustment Interpupillary Distance Range Model Number Included Accessories Optional Accessories Eye Display Sensors
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Source 2vuzix.comvuzix.com73 facts
Release Month Discontinued Color reproduction Display Resolution (per eye)Display Resolution Display Type Aspect Ratio Field of View Field of View (diagonal)Refresh Rate Virtual Display Brightness Brightness Brightness Control Brightness Control Levels Brightness & Volume Control Levels Color Modes Color Gamut Color Depth Color Accuracy Color Mode Selection Contrast Ratio Contrast Dynamic Dimming Technology Width Height Depth Frame Dimensions Maximum Fit Width Weight Battery Life Battery Hot Swap Chipset Processor in Glasses Compute Architecture Compute Pack Compute Device Processor Dual-CPU Configuration Memory Storage Flash Memory Connectivity Connectivity Technology Interface Connector Type Controls Physical Buttons User Control Controller type Form Factor Eye Relief Wearing Experience Suggested Wearing Time Speakers Microphones Sound System Wearing Time Suggested Safety Certifications Robustness Standards Durability Ingress Protection Rating Operating System Platform Device Management Software Compatibility Notes Features Optics Eye Display Reference Design for Android XR Ecosystem Resolution Headset Design Perceived Brightness Display Use Environment
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Source 3files.vuzix.comfiles.vuzix.com5 facts
USB-C Cable Length Charging Time Mounting Options Materials Headset Design
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Source 4channelxr.comchannelxr.com1 fact
Modularity and Fit
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