Tail CardsExplore / Whisper Aircraft WHISPER X 350
N398WH trading card
Legendary 2025 Whisper Aircraft WHISPER X 350, one of 1 registered in the US.
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N398WH is a Whisper Aircraft WHISPER X 350 built in 2025, registered in the United States. It is the only one of its model on the registry, which makes its card legendary. Power comes from ULPOWER 520IS. It seats 2. Turn it into a custom trading card with your own photo: we print standard 2.5 by 3.5 inch cards and mail them to you.
| Class | Single-Engine, Piston |
|---|---|
| Built | 2025 |
| Serial | 001 |
| Engine | ULPOWER 520IS |
| Power | 180 hp |
| Seats | 2 |
| Weight class | Under 12,500 lb |
| Airworthy since | Aug 10, 2026 |
| Mode S code | A4A27D |
| Registration | Valid |
Details as of 2026-10-23. Is this your aircraft and you would rather it not appear here? Ask us to remove it.