# Epson Moverio BT-45C vs Lenovo ThinkReality A3

Canonical comparison page: https://www.arcompare.com/compare/epson-moverio-bt-45c-vs-lenovo-thinkreality-a3/
Specs updated: 2026-10-06 (the newer of the two products' update dates)
Source: AR Compare spec database (https://www.arcompare.com/data/). Unknown values are "—", never guessed.

**Bottom line: the Lenovo ThinkReality A3 is the better buy for most people.**

- Buy the Lenovo ThinkReality A3 if you want the wider 40° field of view (vs 34°), you want the lighter 130g fit (vs 445g), and you need full 6DoF positional tracking.

## Specifications

| Spec | Epson Moverio BT-45C | Lenovo ThinkReality A3 |
| --- | --- | --- |
| Price | Contact manufacturer | Contact manufacturer |
| Display type | Si-OLED (0.45-inch panel, 16:9), see-through binocular | Stereoscopic binocular 1080p displays (birdbath optics) |
| Resolution | 1920x1080 | 1920x1080 |
| Field of view (°) | 34 | 40 |
| Refresh rate (Hz) | 60 | 60 |
| Virtual screen size (in) | 120 | — |
| HDR support | ✕ No | ✕ No |
| Color support | Full color | Full color |
| Optics type | proprietary optical engine | birdbath |
| Dimming control | ✓ Yes | ✓ Yes |
| Transparency level | see-through binocular overlay | see-through AR overlay |
| Prescription support | ✓ Yes | ✓ Yes |
| Diopter range | Over-the-glasses design, works with prescription eyewear | Prescription insert frame support; swappable nosepieces and ear-horn extensions |
| Weight (g) | 445 | 130 |
| Frame style | binocular visor | tethered glasses |
| Color options | Black | Black |
| Foldable | ✕ No | ✓ Yes |
| IP rating | MIL-STD-810H | — |
| Charging method | USB-C (powered by host device) | USB-C (powered by host device) |
| Connectivity | USB-C | USB-C 3.2 Gen 1, DisplayPort 1.4 |
| Tethered | ✓ Yes | ✓ Yes |
| Compatible devices | Android, Windows | Windows (select ThinkPad workstations), Motorola phones |
| Processing type | tethered | tethered |
| Operating system | Host-dependent (Android/Windows via USB-C); Moverio SDK | ThinkReality platform (Industrial Edition, Android host) / Windows 10-11 (PC Edition) |
| Chipset | None onboard (tethered viewer; BT-45CS variant bundles BO-IC400N Android controller) | Qualcomm Snapdragon XR1 onboard co-processing; host compute from tethered PC/phone |
| Camera | 8MP | 8MP (3×) |
| Microphones | 3 | 3 |
| Speakers | open-ear | open-ear |
| Tracking | 3DoF, head | 6DoF, head, SLAM |

Product pages: https://www.arcompare.com/ar-glasses/epson-moverio-bt-45c/ · https://www.arcompare.com/ar-glasses/lenovo-thinkreality-a3/
Machine records: https://www.arcompare.com/data/products/epson-moverio-bt-45c.json · https://www.arcompare.com/data/products/lenovo-thinkreality-a3.json