All-Up Weight
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A heavy-lift hexacopter cinema rig built around the Holybro Pixhawk 6X Pro. Over-motored on purpose, motor-out survivable by design, and dialed in to fly a 3-axis gimbal + cinema body at a relaxed ~35% hover. Off-the-shelf parts, real prices, math that closes.
Six motors is the cinema sweet spot. Lose one motor, ESC, or prop and the Pixhawk redistributes thrust across the remaining five for a managed descent — exactly the insurance you want with a five-figure camera package dangling underneath. A quad has zero redundancy; an octo costs you weight, money, and a bigger case to haul to set.
960 mm carbon folding hex, electric retractable gear for a clean 360° view.
Long arms keep props out of frame; stiff carbon = clean footage.
| QUAD · 4 | Lightest & cheapest — but any motor failure = crash. Wrong for the payload |
| HEX · 6 | Survives a single motor-out, modest weight bump. Recommended |
| OCTO · 8 | Max lift + redundancy, but heavy/bulky/thirsty. Only if you need it |
Items marked ×6 are per-arm — you need six. Build-your-own propulsion, or drop in the T-Motor U8II-X integrated arm kit and skip the prop/ESC matching entirely.
| System | Recommended Part | Why | ≈ Price |
|---|---|---|---|
| AirframeFrame | Tarot X6 Hexacopter · TL6X001 960 mm CF folding · retractable gear | Purpose-built mirrorless/DSLR cinema hex; gear retracts out of shot. | $310–419 |
| PropulsionMotors ×6 | T-Motor U8II KV100 U-Power V2 · 12S · 272 g | 8.72 kg max thrust each — best efficiency/thrust balance for this class. | $310 ea $1,860/set |
| PropulsionProps ×6 | T-Motor 28×9.2 carbon G28×9.2 · + spares | This is the prop the thrust numbers assume — a different prop voids them. Carry spares; they're consumables. | $180–270/set |
| PropulsionESCs ×6 | T-Motor ALPHA 60A 12S FOC · 60A cont / 80A peak | Factory-matched; quiet FOC drive matters for cinema. ~57 A peak draw leaves margin. | $110 ea $660/set |
| Turnkey altArm kit ×6 | T-Motor U8II-X Integrated Motor + ALPHA 60A + MF2815 prop | One verified-compatible module per arm — zero prop/ESC guesswork, no soldering. 9.08 kg/arm. | $400/arm $2,400/set |
| PowerMain pack | Tattu 16000 mAh 12S 25C AS150U-F · 592 Wh · buy 2–4 | 12S halves current vs 6S → thinner wire, cooler ESCs. The workhorse pack. | $300 ea |
| PowerPower module | Holybro PM08-CAN 14S · 200 A · DroneCAN | 6X Pro ports are digital — needs a CAN/"D" module. 200 A = real headroom. Wires to a CAN port, not PWR1/2. | $83–85 |
| PowerMain connector | Amass AS150 + XT150 anti-spark pre-charge pin | Stops the inrush spark when plugging a 600 Wh pack into the bus. Non-negotiable. | $5–8 |
| PowerField charger | SkyRC PC3000H 3000 W · 60 A · 12S/14S · LiHV | Charges 12S directly, 4 ports to cycle a fleet. The heavy-lift standard. | $700 |
| NavigationGPS / compass | Holybro M10 GPS u-blox MAX-M10 + IST8310 | Mandatory for GPS modes / RTL / missions + external compass. RTK F9P ($297) for cm repeatability. | $44 |
| ControlRC TX + RX | RadioMaster TX16S MKII + ELRS RX EdgeTX · internal ExpressLRS | Full-size radio, long range, cheap receivers (SBus/CRSF into the 6X Pro). | $215 + $30 |
| LinkTelemetry | Holybro SiK Radio V3 915 MHz · 500 mW · air+gnd | Live telemetry, mission upload, tuning from the GCS over TELEM1. | $90–110 |
| LinkFPV downlink | DJI O4 Air Unit + Goggles pilot HD view | Live framing/flight view for the pilot. (Cinema camera runs its own monitor feed.) | $450–730 |
| PayloadGimbal | Gremsy T3 V3 · SKU 20G001 3-axis · native MAVLink v2 | Right-sized for 1.5–2.5 kg payload (1.7 kg rated). The cleanest off-the-shelf MAVLink gimbal in class. | $1,749–2,063 |
| PayloadCamera | Sony FX3 / FX3A · ILME-FX3A ~715 g · 10-bit Log internal | Light, class-leading low light, universal gimbal ecosystem. The serious pick. (See §06.) | $3,900–4,298 |
| BrainFlight controller | Holybro Pixhawk 6X Pro triple IMU incl. ADIS16470 | Industrial-grade autopilot — the whole reason we're here. See §04. | $644 ~$798 set |
| MountingAnti-vib + straps | FC gel/foam isolator + battery strap/tray vibration kills footage & EKF | Isolate the FC from low-freq prop vibration; strap the 3.9 kg pack down hard. | $15–40 |
| Upgrade · v1.1Companion CPU | Holybro Pixhawk Jetson Baseboard · SKU 11072A + NVIDIA Jetson Orin NX 16GB · reuses your 6X Pro FMU | Your 6X Pro FMU core drops straight onto it (PAB standard) — no second flight controller. Unlocks active-track, autopilot FX3 control, HD downlink, VIO. ~190 g (≈2% of AUW). | $419 + ~$700 Orin |
Frame alternatives: Holybro X650 V2 kit (~$924) is turnkey/pre-wired but a quad with fixed gear — wrong risk profile for a costly camera. Tarot X8 octo (TL8X000, ~$449) for max lift/redundancy — overkill for this payload.
Target was ≥ 2:1. We clear it by 2×, even after a conservative −12% flight derate.
Verdict: Each of 6 motors carries ~1.88 kg in hover — well below the 3.23 kg/50%-throttle bench point, so it hovers at a relaxed ~35%. Bench TWR ~4.6:1, ~4.1:1 derated. Plenty of headroom for wind, aggressive moves, and payload growth.
| Mass item | Qty | Unit (g) | Subtotal (g) |
|---|---|---|---|
| Tarot X6 frame + retractable gear (est.) | 1 | ~2,000 | 2,000 |
| T-Motor U8II KV100 motors | 6 | 272 | 1,632 |
| ALPHA 60A 12S ESCs | 6 | 73 | 438 |
| 28×9.2 carbon props | 6 | ~60 | 360 |
| Pixhawk 6X Pro + baseboard | 1 | ~123 | 123 |
| PM08-CAN power module | 1 | 185 | 185 |
| GPS + telemetry + RX + FPV + wiring | — | ~470 | 470 |
| Dry weight (no battery/payload) | ~5,208 | ||
| Tattu 16000 mAh 12S LiPo | 1 | 3,900 | 3,900 |
| Gremsy T3 V3 gimbal | 1 | 1,200 | 1,200 |
| Sony FX3 + light E-mount prime | 1 | ~1,000 | 1,000 |
| ALL-UP WEIGHT | ≈ 11,308 |
One honest flag: 11.3 kg sits a hair over the X6's optimistic "12 kg MTOW" once you add mount hardware or a second parallel battery. The propulsion covers it comfortably (4:1), but treat headline MTOW as marketing — for extra reserve, the T-Motor U11II KV120 upgrade (14.16 kg/motor, ~7:1 TWR, ALPHA 80A HV ESC) is the genuine "extra powerful" path.
The pack is your single biggest mass (≈⅓ of AUW) — so battery choice is the dominant lever for both flight time and total weight. Payload (gimbal + camera) is only ~20%, leaving the propulsion comfortable margin.
An industrial-grade autopilot built on the open FMUv6X standard with a modular three-part design (isolated IMU module · FMU · swappable baseboard). The "Pro" distinction is its sensor suite — it adds the industrial Analog Devices ADIS16470 (±40 g) as a primary IMU, tuned for accuracy under the low-frequency vibration that big props on a 960 mm frame generate.
v1.1 upgrade — Pixhawk Jetson Baseboard: because the 6X Pro is a modular PAB-standard core, its FMU transplants directly onto the Holybro Pixhawk Jetson Baseboard (Gigabit-Ethernet link to an onboard NVIDIA Jetson Orin NX) — no new flight controller, you reuse the brain you have. That single board adds onboard AI subject tracking / active-track, the MAVLink↔Sony SDK bridge that finally gives clean FX3 control, an NVENC HD downlink for client monitoring, and VIO for GPS-denied interiors. ~190 g and ~15–40 W — trivial on an 11 kg hex. The cost is integration time (days of Linux/ROS 2 work), not weight; bench-prove the pipeline before you fly it.
Pick firmware first, then a compatible GCS. Both fly the 6X Pro beautifully — the decision is tooling, licensing, and ecosystem, not raw flight capability.
Feature-dense and battle-tested for camera rigs: camera trigger, gimbal mount control, DO_SET_ROI, and Lua scripting for custom moves. Tightest position-hold (~0.08 m RMS). GPLv3.
Pair with Mission Planner (Windows) — richest param editing + survey/camera-trigger missions.
Best gimbal & camera toolingCleaner, modular architecture aligned with MAVSDK / ROS 2. Modern MAVLink Camera Protocol v2 + Gimbal Protocol v2. Permissive BSD license — keep commercial mods closed.
Pair with QGroundControl (cross-platform, native PX4) or Auterion for fleets.
Pick for ROS 2 / commercial licenseMAVLink Gimbal Protocol v2. Autopilot = gimbal manager. Gremsy T3 V3 → free serial (TELEM2), 115200 baud. ArduPilot MNT1_TYPE=6 · PX4 MNT_MODE_*. DO_SET_ROI locks the lens to a geo-point.
GPIO/AUX pin → relay/optocoupler → shutter, with time-stamped CAMERA_TRIGGER for geotagging. Or smart cameras as MAVLink components. Or per-waypoint / distance triggers in surveys.
Orbit + POI (Circle + ROI) for the spin-around-subject shot. Virtual cable-cam via waypoints + per-WP gimbal angles + constant ground speed (refine with Lua). Survey/corridor scans.
Triggering the FX3: the Sony FX3 isn't MAVLink-native and has no clean PWM shutter. The clean fix is the Pixhawk Jetson Baseboard (§04 upgrade) running a MAVLink camera manager bridged to Sony's Camera Remote SDK — record start/stop plus iris, shutter, ND, and focus over USB/LAN. The low-effort fallback is a Sony multi-terminal trigger cable into an AUX/GPIO. For hand-framed work the camera op can also just trigger from their side.
A wonderfully bad idea, and I respect it. Let's play it out:
| Camera | Weight | Shutter | Low light | Drone fit |
|---|---|---|---|---|
| Sony FX3 / FX3A pick | ~715 g | Rolling (well-controlled) | Excellent · dual ISO 640/12800 | Vented cube, top record btn, huge accessory base |
| Sony A7S III | ~699 g | Rolling | Excellent (same sensor) | Very good — save $400–800, lose cine ergos |
| Sony FX30 | ~594 g | Rolling | Good | Lightest + cheapest; S35 sensor |
| RED KOMODO 6K | ~950 g | GLOBAL | Moderate | Pick when global shutter is essential |
Low light is king in the air — aerials live at dusk/blue-hour/night, and this full-frame dual-base-ISO sensor is the best low-light performer of the group. At ~715 g it leaves real headroom under the T3 V3 for a light prime + cage. Internal 10-bit 4:2:2 Log means no external recorder hanging off the drone, and Sony E-mount has the widest light-lens + gimbal-support ecosystem.
RED KOMODO 6K (~$2,995) if you need a true global shutter for hard whip-pans / props-in-frame + REDCODE RAW — accept more weight & weaker low light. FX30 (~$1,800) if budget or minimum weight dominates. A7S III (~$3,500) for near-identical image at a lower price, minus the cine-body ergonomics.
X6 + U8II/ALPHA propulsion · 1 battery · M10 GPS · ELRS + SiK · Sony FX30 · T3 V3 · 6X Pro.
The full build above with Sony FX3, 2–3 batteries, SkyRC PC3000H charger, and DJI O4 FPV.
U11II "extra powerful" propulsion · RED KOMODO 6K or FX3 · RTK GPS · Jetson companion · full battery fleet.
Rule of thumb: airframe + electronics + propulsion ≈ $4,500–6,500; the gimbal + camera is the other half, and where the tiers diverge most.
MNT1_TYPE=6 / MNT_MODE_*); test pitch/yaw + ROI.Digital power module is mandatory. 6X Pro power ports are SMBus/I²C — an analog PM02 powers the FC but won't report current. Use the PM08-CAN (via a CAN port).
Anti-spark is non-negotiable. AS150 with its pre-charge pin when plugging a 600 Wh 12S pack in — never a bare XT60.
Don't trust headline numbers. The frame's "12 kg" and T-Motor's bench thrust are optimistic. Size to real AUW with a −12% derate (we did — still ~4:1).
Vibration kills footage & EKF. Isolate the FC on gel/foam, balance props, balance the camera in the gimbal before flight.
Match the prop to the data. 28×9.2 is what the budget assumes — swapping props voids it. Or buy the U8II-X kit so it's guaranteed-matched.
Compass on a mast, away from the power bus / ESCs — or you'll chase toilet-bowling forever. 12S = 50.4 V full; confirm every ESC is 12S-rated.
Before you fly commercially: an 11+ kg cinema rig flown for hire in the US needs FAA Part 107 certification and Remote ID compliance (broadcast module or built-in). Register the aircraft, and check local rules for operations over people / beyond visual line of sight.