Smart Glasses Comparison 2025
Find the best AI camera glasses for live streaming, recording, and hands-free AI assistance. Compare features, battery life, and price.
Mentra Live vs Ray-Ban Meta
 MENTRA LIVE $299 |  RAY-BAN META $299+ | |
|---|---|---|
 Battery Life | 12+ hours | 8 hours |
 Weight | 43g | 54g |
 App Store |  |  |
 Open-Source SDK | Full SDK | Limited |
 Privacy | | |
 Infinite Battery Cable | | |
 Price | $299 | $299 |
| Camera Resolution | 1080p | 1080p |
| Live Streaming | YouTube, Twitch, RTMP | Facebook, Instagram only |
| AI Assistant | ChatGPT, Claude, custom | Meta AI only |
| Prescription Lenses | | |
Feature Breakdown
Battery Life
Mentra Live features a 2200mAh battery case for all-day use with 12+ hours of mixed use.
Weight
Lighter frames mean more comfort for extended wear.
App Store
Mentra has a full app store with third-party apps. Ray-Ban Meta is limited to Meta's built-in features.
Open-Source SDK
MentraOS has a full open-source SDK for building apps. Ray-Ban Meta has a limited SDK with restricted capabilities.
Privacy
Mentra processes data locally and doesn't sell your data. Meta's business model is built on data collection.
Infinite Battery Cable
Connect Mentra Live to a power bank for unlimited streaming. Ray-Ban Meta has no external power option.
Price
Both start at $299 for the base model.
Camera Resolution
Both glasses record in full HD 1080p resolution.
Live Streaming
Mentra streams to any RTMP destination. Ray-Ban Meta is locked to Meta platforms.
AI Assistant
Choose your AI with Mentra. Ray-Ban Meta only works with Meta AI.
Prescription Lenses
Both support prescription lenses from various providers.
Why Choose Mentra Live?
Open Source
Build your own apps with MentraOS SDK. Join a community of developers creating the future of smart glasses.
Privacy First
Your data stays yours. No ads, no tracking, no selling your information to advertisers.
All-Day Battery
12+ hours of battery life with the charging case. Plus infinite power with our unique battery cable.
Frequently Asked Questions
What are the best smart glasses in 2025?
The best smart glasses depend on your needs. For open-source development, privacy, and all-day battery life, Mentra Live leads the market. For users deeply integrated into the Meta ecosystem, Ray-Ban Meta offers tight Facebook/Instagram integration.
Can I develop apps for smart glasses?
Only Mentra offers a full open-source SDK for building smart glasses apps. With MentraOS, you can create apps in TypeScript that work across multiple glasses platforms including Mentra Live, Even Realities, and Vuzix.
Which smart glasses have the best battery life?
Mentra Live offers 12+ hours of battery life with its 2200mAh charging case, compared to Ray-Ban Meta's 8 hours. Mentra also supports an "infinite battery cable" for unlimited use during streaming.
Are smart glasses worth it?
Smart glasses are worth it for content creators, developers, and anyone who wants hands-free AI assistance. Live streamers especially benefit from POV streaming to YouTube and Twitch with Mentra Live.
Do smart glasses work with prescription lenses?
Yes, both Mentra Live and Ray-Ban Meta support prescription lenses. Mentra partners with various optical providers for custom prescription inserts.
Ready to Try the Best Smart Glasses?
Join thousands of creators and developers using Mentra Live.