STORM Racing Drone (Sirio-X4 / Storm Spec)

Save USD $90
StormSKU: Storm-Racing-Drone-Sirio-X4-StormSpec

Sale priceUSD $269 Regular priceUSD $359


Free Upgrade to Brother Hobby VY 1507 Brushless Motor (1900KV), HGLRC Zeus F728 Stack and HGLRC Zeus nano VTX (25-350mw)

The Ultra-light 4" All-rounder FPV quad that has Full-spec components like you can find on 5" racers
Meet the Storm SIRIO-X4 Storm Spec Edition
The Storm Sirio series is a lightweight airframe that specially designed to use with Runcam Micro Swift, which is the Smallest FPV camera that use 1/3" CCD sensor, this is a great news for all micro class players, no more blurry and dull image like you'll have on other micro class, we are talking about the best video you can get from big 5" FPV race drone, you'll have the same good quality video on this tiny drone, excellent dynamic range with vibrant color, bright image and super fast, automatic exposure control, once you've seen the video from this CCD camera, you will never go back with the old one.

Sirio-X4 frame features :
  • All-rounder 186mm size airframe for 4" prop
  • Designed to use with RumCam Micro Swift
  • It's light weight and tiny makes it user friendly and safe to operate
  • Support 13XX to 18XX brushless motors, that gives you room to upgrade when you want more from 18XX motors
  • True-X design delivers superb handling, extremely agile, fast roll and stable pitch
  • Very narrow arms improves aerodynamics
  • 4mm carbon fiber main frame makes it very durable!
  • Under 250 g, it does not require UAS registration to fly (necessary for pilots in the US)
  • Super light setup, all-up-weight 152 g only (no battery)
Fully loaded, ultralight 4" all-rounder
Everything you can find on flagship 5" FPV racer you can find it on the Storm Sirio - an ultralight 4"racer that adopts RunCam Micro Swift 3 CCD Camera which gives you excellent quality video feeds - once you've tried it, you just can't go back to the small cams!

Symmetrical, True-X design
Focused on performance flying, it has a symmetrical design on both Pitch and Roll axis (True-X) resulting a smoother and more precise movement while playing tricks. Unibody 4mm carbon-fiber main frame which makes it very durable, great for both FPV and LOS (Line of sight) players, easy to repair layout.

Adjustable 25mw / 100mw / 200mw / 350mw 5.8Ghz VTX
Equipped with standard size VTX like you've see on big FPV racers, expect nothing less for video quality

* use included LiPo straps to secure LiPo battery

Super strong main frame
Storm has chosen the 4mm 3K carbon fiber plate for the Sirio-X4 unibody main frame to offer maximum durability.

Remarkable power-to-weight ratio
BrotherHobby VY 1507-1900KV Brushless Motor and HQ 4" bullnose propellers are a great combination on this lightweight Sirio-X4 frame, very fast acceleration and excellent speed, very responsive.
Less mass, less damage
The lighter the drone, the less damage it gets in a crash, plus the low RPM motor the Sirio-X4 is one durable FPV drone.

No compromise!
The Sirio-X4 Storm Spec has the most high-end components on-board, this is surely one of the finest FPV race drone you can get today.
Sirio-X4 Storm Spec Features
  • RunCam Micro Swift 3 CCD camera, the smallest and lightest camera with 1/3" CCD sensor like you'll have on 5" FPV racer drones, excellent video for both daylight and low-light environment
  • Built-in OSD tells you the battery voltage on the video feeds, you can configure the OSD options thru BetaFlight configurator directly, it's very easy
  • FD-VTX adjustable 25mw / 100mw / 200mw / 350mw VTX with 5.8Ghz omnidirectional linear antenna on the rear to minimize obstruction
  • Brother Hobby VY 1507 1900KV high speed brushless motors, perfect match with 4" propellers for long flight time and aggressive flying
  • F7 FC with BetaFlight + 4-in-1 BL_S ESC gives you extremely good stability and flight performance
Sirio-X3 Storm Spec Components

Lot's of nice touch, expert nothing less from Storm Racing Drones

Storm Sirio-X4 Storm Spec Specifications :
  • Airframe weight : 34.6g
  • Weight : 152g (without battery)
  • Dimension : 165mm (L) x 165mm (W) x 34mm (H) (without battery)
  • Motor to motor : 187mm
  • Propeller : HQ 4040 bullnose 2-blade propeller
  • Recommend battery : 3S 800mah to 1000mah LiPo
  • Battery connector : XT30
  • RC transmitter : optional
  • RC receiver : optional

This package includes :
1. ☑ Fully Assembled Sirio-X4 Storm Spec
2. ☑ 6pcs Clockwise HQ 4040 bullnose 2-blade Propeller (4 of them are spare)
3. ☑ 6pcs Counter-Clockwise HQ 4040 bullnose 2-blade Pusher Propeller (4 of them are spare)
4. ☑ Battery mat
5. ☑ Storm lipo strap
6. ☑ 3-in-1 Multi-nut Wrench (10mm / 8mm / 5.5mm)

* RC Transmitter sold separately
* Battery sold separately
* Charger sold separately

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