DJI Air 3 vs Air 3S: Is It Worth Upgrading?
DJI Air 3 vs Air 3S from weeks of hands-on flying with both: the LiDAR sensor, the improved 1-inch main camera, and whether the upgrade is worth it.
Last updated August 25, 2026 · Kept current by the DroneXL newsroom
| DJI Air 3 | DJI Air 3S | |
|---|---|---|
| Weight | 720 g | 724 g |
| Transmission | O4 | O4, 20 km FCC |
| Obstacle sensing | Omnidirectional | Omnidirectional + forward LiDAR |
The DJI Air 3S is a close-generation update to the Air 3, and this page runs through what actually changed based on hands-on flying with both drones, based on our full upgrade breakdown.
LiDAR is the headline addition
The Air 3S adds a front-facing LiDAR sensor the Air 3 doesn’t have at all. It runs constantly, sending signals to detect obstacles and automatically raising altitude when one is found, working alongside the same six camera-based obstacle sensors both drones share (two front, two rear, two on the bottom). The camera-based sensors alone struggle in dim or dark conditions; LiDAR is where the Air 3S pulls ahead specifically for low-light and nighttime flying.
A meaningfully better main camera
The Air 3S’s main camera moves to a 1-inch sensor at 24mm f/1.8, a real upgrade over the Air 3’s smaller main sensor, most noticeable in dark environments where the bigger sensor and newer processing algorithms both help. The telephoto camera is closer to unchanged: both drones use a similar 1/1.3-inch, f/2.8, 70mm lens, though the Air 3S’s processor still produces a better final image from comparable hardware. One real workflow improvement: both Air 3S cameras now share identical frame rates, resolutions and color profiles, where the Air 3’s two cameras didn’t fully match.
Frame rate and low-light performance
The Air 3S tops out at 4K 120fps against the Air 3’s 4K 100fps, a modest bump driven by the larger sensor, and pairs that with better daytime image optimization and higher usable ISO values at night.
Should you upgrade
If you fly frequently in low light or want the safety margin LiDAR adds, the Air 3S is a real upgrade over the Air 3. If you fly mostly in good daylight, the gap narrows considerably. See the DJI Air 3 specs page and DJI Air 3 hub for ongoing coverage of both.
Frequently asked questions
What is the biggest difference between the DJI Air 3 and Air 3S?
Two things: a front LiDAR sensor the Air 3 lacks entirely, and a larger 1-inch main camera sensor at 24mm f/1.8 on the Air 3S versus the Air 3's smaller main sensor. Both changes matter most in low light, where the Air 3 simply can't match the Air 3S.
What does the Air 3S's LiDAR sensor actually do?
It runs constantly, sending signals to detect obstacles around the drone and raising altitude automatically when one is found, working alongside the same six camera-based obstacle sensors the Air 3 already has. The camera sensors alone struggle in dim or dark conditions; LiDAR keeps working when they can't see.
Is the Air 3S telephoto camera also upgraded?
Not as dramatically as the main camera. Both drones use a similar 1/1.3-inch, f/2.8, 70mm telephoto lens, though the Air 3S's newer processor produces a better final image from the same hardware. The bigger camera news is the main sensor and the fact that both cameras on the Air 3S now share identical frame rates, resolutions and color profiles, which wasn't true on the Air 3.
Does the Air 3S shoot higher frame rates than the Air 3?
Slightly. The Air 3S tops out at 4K 120fps against the Air 3's 4K 100fps, a modest bump attributable to the larger main sensor, alongside meaningfully better image processing and higher usable ISO at night.
DroneXL uses automated tools to support research and source retrieval. All reporting and editorial perspectives are by Haye Kesteloo and the credited author.
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