DJI O3 vs O4 Air Unit — Which digital FPV drone to pick?

DJI O3 vs O4 Air Unit FPV: price, latency, weight, compatible goggles, range. Which one to pick in 2026.

Which to pick by use case

• If you already own Goggles V2 or Integra: O3 (compatible). O4 does NOT work with those goggles.
• If buying new goggles: O4 with Goggles 3 — better image quality, future-proof.
• Long range: O3 with ELRS 915MHz (most tested setup).
• Competitive race: O3 — slightly lower latency in 1080p120.

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