# Amazon Echo Frames (3rd Gen) vs OPPO Air Glass 3

Canonical comparison page: https://www.arcompare.com/compare/amazon-echo-frames-vs-oppo-air-glass-3/
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 Amazon Echo Frames is the better buy for most people.**

- Buy the Amazon Echo Frames (3rd Gen) if you want the lighter 39g fit (vs 50g), you wear prescription lenses, and you're an iPhone user.

## Specifications

| Spec | Amazon Echo Frames (3rd Gen) | OPPO Air Glass 3 |
| --- | --- | --- |
| Price | $270 | — |
| Optics type | — | waveguide |
| Transparency level | — | see-through |
| Prescription support | ✓ Yes | ✕ No |
| Diopter range | Prescription-ready frames tested for +3.00 to -6.00 D; glazed by your optician or Amazon-named partners (Lensabl, Boomerang) | — |
| Weight (g) | 39 | 50 |
| Frame style | multiple styles (square, round, rectangle, modern rectangle, cat eye) | glasses |
| Color options | Classic Black, Charcoal Gray, Blue Tortoise, Havana Brown | Black |
| Foldable | ✓ Yes | ✓ Yes |
| IP rating | IPX4 | — |
| Battery life (hours) | 6 | — |
| Charging method | USB-C charging stand | — |
| Charging time (min) | 2.5 | — |
| Connectivity | Bluetooth 5.0 | Bluetooth |
| Tethered | ✕ No | ✕ No |
| Compatible devices | iOS, Android | OPPO phones (ColorOS 13+) |
| Processing type | phone | phone |
| Operating system | proprietary | — |
| Camera | ✕ No | ✕ No |
| Microphones | 4 | 4 |
| Speakers | open-ear | open-ear |
| Voice control | ✓ Yes | ✓ Yes |
| AI assistant | Alexa | AndesGPT |

Product pages: https://www.arcompare.com/ar-glasses/amazon-echo-frames/ · https://www.arcompare.com/ar-glasses/oppo-air-glass-3/
Machine records: https://www.arcompare.com/data/products/amazon-echo-frames.json · https://www.arcompare.com/data/products/oppo-air-glass-3.json