# Halliday AI Glasses vs RayNeo iO

Canonical comparison page: https://www.arcompare.com/compare/halliday-ai-glasses-vs-rayneo-io/
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 RayNeo iO is the better buy for most people at $50 less, unless you need adjustable lens dimming.**

- Buy the Halliday AI Glasses if you want adjustable lens dimming.
- Buy the RayNeo iO if you want to spend $50 less ($449 vs $499) and you need longer battery life (48 hours vs 12).

## Specifications

| Spec | Halliday AI Glasses | RayNeo iO |
| --- | --- | --- |
| Price | $499 | $449 |
| Optics type | direct-view micro display | waveguide |
| Dimming control | ✓ Yes | — |
| Transparency level | — | 97% transparency |
| Prescription support | ✓ Yes | ✓ Yes |
| Diopter range | DigiWindow eyesight dial -8.00 to +2.00; frame compatible with any lenses (maker page) | Sold with prescription lenses from $608 (RayNeo store); range undocumented |
| Weight (g) | 35 | 33 |
| Frame style | wayfarer | — |
| Color options | Black, Gradient, Tortoiseshell | — |
| Foldable | ✓ Yes | ✕ No |
| IP rating | — | IP54 |
| Battery life (hours) | 12 | 48 |
| Charging method | USB-C (temple tip) | — |
| Charging time (min) | 1 | — |
| Connectivity | Bluetooth 5.3 | Bluetooth 5.4 (Apple MFi licensed) |
| Tethered | ✕ No | — |
| Compatible devices | iOS, Android | iOS, Android |
| Processing type | phone | — |
| Operating system | Halliday app with Proactive AI agent, 40-language translation, teleprompter/cheat-sheet, navigation, notifications | — |
| Chipset | phone-tethered; cloud proactive AI (credit-based: ~$10 per 1,000 credits / ~5 h Proactive AI) | — |
| Camera | ✕ No | ✕ No |
| Microphones | 1 | 4 |
| Speakers | open-ear | ✕ No |
| Gesture control | ✓ Yes | — |
| Voice control | ✓ Yes | ✓ Yes |
| AI assistant | Halliday AI (proactive + reactive) | RayNeo AI + Gemini free; ChatGPT, Claude, DeepSeek, Kimi, Qwen via VIP ($9.99/mo) |

Product pages: https://www.arcompare.com/ar-glasses/halliday-ai-glasses/ · https://www.arcompare.com/ar-glasses/rayneo-io/
Machine records: https://www.arcompare.com/data/products/halliday-ai-glasses.json · https://www.arcompare.com/data/products/rayneo-io.json