| Factor | DIY Installation | Professional Installation |
|---|---|---|
| Cost | $20–$100 (mount + tools) | $150–$300 (labor + mount) |
| Time | 2–4 hours (if smooth) | 1–2 hours |
| Risk of Mistakes | High (alignment, structural damage) | Low (trained professionals) |
| Precision | Variable (depends on skill) | High (tools like laser levels) |
| Warranty Coverage | May be voided | Often covered (installer's warranty) |