Fractional CTO vs Interim CTO
Part-Time Ongoing vs Full-Time Temporary
Fractional CTOs work part-time on an ongoing basis while interim CTOs work full-time temporarily during transitions. Both provide executive technology leadership without permanent hire commitment.
Fractional CTO
Part-time CTO (15-40 hours/month) engaged on ongoing basis, often 12-24+ months. Acts as long-term strategic technology leader....
Cost
$8,000 - $15,000
Interim CTO
Full-time CTO (40 hours/week) engaged temporarily during transition period, typically 3-6 months. Fills gap while searching for permanent CTO....
Cost
$20,000 - $35,000
Head-to-Head Comparison
| Factor | Fractional CTO | Interim CTO |
|---|---|---|
| Time Commitment | Part-time (15-40 hrs/mo) | Full-time (160 hrs/mo) |
| Engagement Duration | 12-24+ months ongoing | 3-6 months temporary |
| Monthly Cost | $8K-$15K | $20K-$35K |
| Use Case | Ongoing strategic leadership | Temporary gap or crisis |
When to Choose Each Option
Choose Fractional CTO When:
- Need ongoing technology leadership
- Not ready for full-time CTO hire
- Strategic guidance sufficient (don't need 160 hrs/month)
- Budget-conscious growth
- 12+ month technology initiatives
From Interim to Fractional: Cost-Effective Technology Leadership
Transitioned from $28K/month interim CTO to $10K/month fractional CTO for ongoing strategic guidance. New permanent hire was VP Engineering ($180K) focused on delivery instead of $300K CTO. Total savings: $200K+ annually with better structure.
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