Pfizer
Business
Fleet: Gulfstream G650ER
Tails: N5CP, N6CP
Mark Zuckerberg
Tech
Fleet: 2 types: Gulfstream G650ER, Gulfstream G700
Tails: N68885, N3880
Head-to-head
| Stat | Pfizer | Mark Zuckerberg |
|---|---|---|
| Fleet size | 2 | 2 |
| Combined fuel burn | 940 gph | 930 gph |
| CO₂ / hour (heaviest aircraft) | 4,515 kg | 4,515 kg |
| Estimated annual CO₂ | 1806.0t | 1786.8t |
| Home base | Westchester County (NY) (KHPN) | San Jose Intl (KSJC) |
| Category | Business | Tech |
| Tail numbers | N5CP, N6CP | N68885, N3880 |
Methodology and emissions math at celebplanes.com/methodology. Annual CO₂ is an estimate using a 200-hour-per-year industry baseline; actual usage varies. For each celebrity's live tracking and full flight history, click into their profile.
Attributions derived from FAA registry + ADSB Exchange + SEC filings; may be incomplete or outdated. Methodology · Report an error. Observational use only.