Halliday G2 vs Oakley Meta Vanguard
Side-by-side comparison of specs, features, and pricing
Specs updated
Which should you buy?
Bottom line: the Oakley Meta Vanguard is the better buy for most people at $100 less, unless you need the longer battery life.
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Buy the Halliday G2 if…
- You need longer battery life (12 hours vs 9)
Buy the Oakley Meta Vanguard if…
- You want to spend $100 less ($499 vs $599)
- You want a built-in camera
- You're an iPhone user
Verdict generated from the recorded spec differences shown in the table below — when a spec is missing for either product, it is left out rather than guessed.
See the full rankings
Specs Comparison
Specs last verified
| Specification |  Halliday G2 $599 |  Oakley Meta Vanguard $499 |
|---|---|---|
| Price | ||
| Price | $599 | $499 |
| Optics | ||
| Optics type | waveguide | Prizm lens technology |
| Dimming control | ✓ Yes | ✓ Yes |
| Prescription support | ✓ Yes | ✓ Yes |
| Diopter range | Prescription lenses SPH -9.00 to +2.00, CYL -3.00 to +3.00 in 0.25 D increments; $199 lens credit covers 1.6/1.67-index lenses in full | Prescription lenses at participating certified retailers only (Meta help center); no range documented; not orderable with Rx on Meta.com or Oakley.com |
| Physical | ||
| Weight (g) | — | 66 |
| Frame style | — | shield sport wrap |
| Color options | — | Black / Prizm 24K, White / Prizm Black, Black / Prizm Road, White / Prizm Sapphire |
| Foldable | ✕ No | ✕ No |
| IP rating | — | IP67 |
| Battery & power | ||
| Battery life (hours) | 12 | 9 |
| Charging method | — | charging case (USB-C on case) |
| Charging time (min) | — | 1.25 |
| Connectivity | ||
| Connectivity | — | Bluetooth 5.3, Wi-Fi 6 |
| Tethered | — | ✕ No |
| Compatible devices | — | iOS, Android |
| Computing | ||
| Processing type | — | on-device |
| Operating system | Halliday app: 45+ language live translation, Meeting Flow (captions, transcripts, action items), Cheatsheet teleprompter | Meta AI app (iOS/Android companion) |
| Chipset | — | Qualcomm Snapdragon AR1 Gen 1 |
| Sensors & input | ||
| Camera | ✕ No | 12 MP ultra-wide (122° FOV), 3K video |
| Microphones | 4 | 5 |
| Speakers | ✕ No | open-ear |
| Voice control | ✓ Yes | ✓ Yes |
| AI assistant | Halliday AI ("Hey Halliday" wake word) | Meta AI |
Buy the Halliday G2
Buy the Oakley Meta Vanguard
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Jump straight to full specs and where to buy either model, or keep exploring related picks.
Halliday G2 vs Oakley Meta Vanguard: FAQs
Which is newer: the Halliday G2 or the Oakley Meta Vanguard?
The Halliday G2 is newer, released September 2026, versus October 2025 for the Oakley Meta Vanguard.
Which is cheaper: the Halliday G2 or the Oakley Meta Vanguard?
The Halliday G2 costs $599 and the Oakley Meta Vanguard costs $499, making the Oakley Meta Vanguard $100 cheaper.
What is the main difference between the Halliday G2 and the Oakley Meta Vanguard?
Based on recorded specs, the Halliday G2 leads on battery life (3 hours longer battery) while the Oakley Meta Vanguard leads on price ($100 cheaper).