STORM Racing Drone (Sirio-X4 / Storm Spec)

生產商: Storm
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...

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HK$2,050.00

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.

Fly fast and fly more
The Sirio-X4 is a perfect all-rounder for both casual or aggressive players, thanks to the well-matched propulsion system which gives you about 10 ~ 11 minutes of fast flying flight time. True-X design with equidistant arms, very nimble and agile aircraft that flies super fast and with excellent maneuverability, compatible with both 3S or 4S LiPo to meet different race requirement. Expect nothing less from Storm Racing Drones, preloaded with the exclusive Storm Expert-tuned BetaFlight parameters on the F4 FC, you can enjoy the same exciting FPV experience like the 5" flag-ship race quad - Loki-X5. It's very durable as well, the specially made 4mm carbon fiber chassis provides extra durability, we crashed it countless time in our warehouse and it requires no maintenance, when it crash, just flip it over and fly again!

Sirio-X4 has this small 186mm (4" propeller) main frame, installed with the same gadgets you can find on the big drone, such as F4 Flight Controller, BrotherHobby 1407-2800kv brushless motor, 4-in-1 BLHeli_S ESC, RunCam Micro Swift CCD camera, adjustable 25mw / 200mw / 600mw VTX, warning buzzer and LED light which makes it perfect for both LOS (Line of Sight) and FPV (First Person View) players, very easy to control, sharp and precise handling. Compact frame design has the best C.G. and well balanced in both pitch and roll axis, perfect center of gravity in the middle which is considered a great advantage for freestylers who do some crazy move in speed.




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 CCD Camera which gives you excellent quality video feeds - once you've tried it, you just can't go back to the small cams!

Installed with RunCam Micro Swift
The Micro Swift has the same 1/3" CCD sensor just like the big RunCam, it also has WDR (Wide Dynamic Range) which is a great advantage over the micro FPV cams, enjoy brighter and more contrast image like you'll get from 5" FPV race drone.


Long flight time + Fast flying
The Sirio-X4 gives you about 10~11 minutes of fast flying flight time*, this is about 30% more than ordinary 4" setup. Thanks to the latest micro components, now you'll have F4 flight controller, big CCD sensor video quality, On Screen Display (OSD), battery warning and LED, and excellent handling thru those well picked motors and propellers, consider the Sirio-X4 the slim version of your beloved 5" racer.
* tested with Storm 3S 850mah and 4S 600mah LiPo




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 / 200mw / 600mw 5.8Ghz VTX
Equipped with standard size VTX like you've see on big FPV racers, expect nothing less for video quality
3S or 4S LiPo for different race rules
Compatible with 3S or 4S LiPo, it's a direct swap with no settings required. Not only it gives you different flight performance, it allows you to race with different regulations.



* 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 1407-2800kv 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.
Don't have time to build one?
We build it for you!

We have years of experience in this field and learned a lot of know-how on how to build a good FPV racer, we care about details and expect nothing less from our RTF or BNF aircraft, we also provide different spec built for different experience, each drone is built and tested by Storm factory guys to ensure you'll get a truly world class, out-of-box ready to fly FPV racer. Preloaded with Storm tuned 3 Flight mode + 3 Speed mode, everyone can enjoy, from beginners to experts.


World class FPV racer, ready to fly!
In a hurry to get into the air? We build it for you.
* RC transmitter and receiver are optional.

The Storm Sirio-X4 includes our exclusive BetaFlight Parameters!
Pr-loaded with three flight modes and three speeds.

The Angle Mode is auto-leveled making is a no-stress flying experience for the complete beginner or for flight training.

In Horizon Mode the drone is no longer limited by angle, allowing you to do flip and roll, auto-leveling directly after performing the trick.

In Rate Mode, the drone will fly like an airplane with no auto-leveling or angle limitation, making it great for flying around in large spaces.

These flight modes are completely unique to the Sirio-X4 – there is nothing else like it on the market.


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 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
  • GTX226 adjustable 25mw / 200mw / 600mw VTX with 5.8Ghz omnidirectional linear antenna on the rear to minimize obstruction
  • BrotherHobby 1407-2800kv brushless motors, the KV is just right, perfect match with 4" propellers for long flight time and aggressive flying
  • Fly with both 3S or 4S LiPo to get different flight experience
  • F4 FC with BetaFlight + 4-in-1 BLHeli_S ESC gives you extremely good stability and flight performance
Sirio-X3 Storm Spec Components




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
















Built-in BetaFlight OSD
The OSD tells you main battery voltage, critcal for FPV flying


Installed with a remote controlled battery-warning buzzer!
A remote controlled battery-warning buzzer comes already installed in the drone. This buzzer will alert you when the low voltage threshold (adjustable) has been reached. You can also trigger the buzzer using a switch on the transmitter to help locate the aircraft if you happen to land in tall grass.


Battery and Flight Time Reference (* for reference only)
Cell mAh Discharge Weight Flight Time Remarks
3S 850mAH 50C 65 g 10 to 11 mins Smooth, relax casual flying
4S 600mAH 65C 69 g 10 to 11 mins Powerful, aggressive, very agile


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 : 186mm
  • Propeller : HQ 4040 bullnose 2-blade propeller
  • Recommend battery : 3S 600 to 1000mah, 4S 600mah to 1000mah LiPo battery (* sold separately)
  • 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

Helipal Advice...
* This BNF drone has no batteries and charger included, you'll need your own battery, charger and RC transmitter to fly.

* Receiver is optional, the default receiver is a RadioLink R9D which is compatible for RadioLink AT9 / AT9S transmitter. You can choose to upgrade to a FrSky receiver.

* If you wish to further develop in this hobby, we recommend you purchase the FrSky Taranis X9D Plus RC transmitter, it gives you better compatibility in the future.

* We recommend you get a lot of spare propellers.

* Get some extra batteries

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