Cinewhoop Drones

The Defender 25 O3 4S HD is a sophisticated drone featuring advanced technology for high-quality aerial footage. It integrates a 4K camera with a 155° wide-angle lens and the DJI O3 Air Unit for crisp HD video transmission. The drone's lightweight, sub-249g design includes a durable, injection-molded frame and 2.5-inch propeller guards, making it suitable for both indoor and outdoor environments. The package, priced at $555.99, includes essential components such as a battery and props, with options for further customization through additional parts.

Defender25 O3 4S HD

Flight Electronics: BLITZ D25 F7 AIO

Video Transmission: DJI O3 Air Unit

Frame: 112±2mm

Motor: Defender25 1404

Prop: Defender25 2525 props (2.5 inch)

Weight of the Aircraft: 180g

Takeoff Weight incl. 550mAh battery: ≤249g

Takeoff Weight incl. 900mAh battery: ≤280g

Dimensions (L×W×H)：158x155x69mm

Max Ascent Speed: 6 m/s (Normal Mode, Sport Mode)

Max Descent Speed: 6 m/s (Normal Mode, Sport Mode)

Max Speed: 100Km/H (Manual Mode)

Maximum Takeoff Altitude: 3000m (with 550mAh battery), 3500m (with 900mAh battery)

Max Hover Time: Approx. 6 mins(with 550mAh battery), 10mins(with 900mAh battery)

Max Flight Distance: 2-3 km

Max Wind Speed Resistance: 80 Km/H (Level 5)

Operating Temperature Range: -10° to 40° C (14° to 104° F)

Transmission Power (EIRP): FCC: < 33 dBm / CE: < 14 dBm / SRRC: < 30 dBm

Antennas: Dual Antennas

GNSS: GPS+SBAS+Galileo+QZSS+Glonass

Limitations

The Defender 25 O3 4S HD has several notable features and some disadvantages that are worth considering:

1. Propeller Guards Durability: The propeller guards on the Defender 25 may not be as durable as some users might expect. During tests, there were instances of broken prop guards, especially during more intense freestyle flight maneuvers. This suggests that while they are adequate for cinema flying, they might not withstand rougher handling.

2. Flight Characteristics: The drone is highly responsive and smooth for freestyle flights, and its performance in cinema flights is commendable. However, there were observed vibrations during freestyle flying, indicating that the tuning might not be optimal for this style of flying.

3. FPV System Latency: The DJI O3 4K FPV System, while providing high-quality video, may not have as fast a response as an analog FPV system. This could be a concern for pilots who require very low latency for intricate flying maneuvers.

4. Battery Life: With its 550mAh battery, the drone has a hover time of approximately 6 minutes, and with the 900mAh battery, it can reach around 10 minutes. This indicates a relatively short flight time, particularly with the smaller battery, and might require frequent battery changes or carrying multiple batteries for longer flight sessions.

5. Weight and Balance: The drone's takeoff weight, including the 550mAh battery, is around 240g, and with the 900mAh battery, it's about 280g. This means that using the larger battery pushes the drone's weight over 250g, which is a significant threshold for drone regulations in many regions.

6. Price: The price point of around $540 may be considered high for some hobbyists, especially when considering the need for additional batteries or replacement parts due to wear and tear or damage.

In conclusion, the Defender 25 O3 4S HD is a strong performer in its category, particularly for cinema-style flying, but potential buyers should consider these points, especially regarding durability and battery life, when making a purchase decision.

Defender 25 O3 4S HD

ProTek25 4S

The ProTek25 4S Analog from iFlight is a cinewhoop drone that comes with a BLITZ Whoop F411 AIO flight controller and a SucceX MINI 600mW VTX for video transmission. It features a 105mm wheelbase frame, XING 1104 motors, and 2-inch propellers. The drone weighs about 125 grams with an approximate takeoff weight of 280 grams. It can reach a maximum speed of 70 Km/H and has a flight distance of up to 2.6 km. The ProTek25 4S Analog is designed for a smooth flight experience with basic PID and filter tuning

ProTek25 4S analog

FC: BLITZ Whoop F411 AIO

Video Transmission: SucceX MINI 600mW VTX

Frame: 105mm wheelbase

Motor: XING 1104 motors

Prop: 2 inch propellers

Weight：125grams

Takeoff Weight: Approx. 280 g

Dimensions (L×W×H): 91*68.7mm

Diagonal Distance: 100 mm

Max Speed: 70 Km/H (Manual Mode)

Maximum Takeoff Altitude: 500 m

Max Hover Time: Approx. 7 mins

Max Flight Distance: 2.6 km

Max Wind Speed Resistance: 10.7 m/s (Level 5)

Operating Temperature Range: -10° to 40° C (14° to 104° F)

Antennas: 1 Antenna

GNSS: N/A

Limitations:

The iFlight Protek25 4S Analog has a number of features and some disadvantages that are important to consider:

1. Weight and Balance: The Protek25 is on the heavier side for its class, weighing in at 184g without a battery. This additional weight can be advantageous in some scenarios, like flying in windy conditions, but it also means the drone is less nimble compared to lighter models. The design of the drone, with the motors spaced closer in the pitch axis, can affect its balance, especially when carrying heavier cameras at the front.

2. Flight Controller Limitations: The drone is equipped with an F411 flight controller, which, while adequate for a cinewhoop, has limited performance capabilities. It supports only a few serial devices, which might restrict the addition of new components.

3. Propeller Noise: The stock propellers of the Protek25 can be quite loud, more so than other cinewhoops. This could be a concern for users who are sensitive to drone noise.

4. Foam Padding: The foam padding provided with the drone, intended for the exterior of the frame, could be better designed. It tends to peel away from the middle recesses of the propeller guards over time, which could diminish the drone's aesthetic appeal and protection.

5. Durability Concerns: There have been reports of hardware failures, such as ESCs (Electronic Speed Controllers) burning up, particularly during crashes or prolonged use. This is a significant concern as it can lead to total loss of the drone.

6. USB Port Placement: The placement of the USB port for the flight controller, while easily accessible, might be prone to collecting debris or getting wet, which could pose a problem in the long run.

7. Propeller Guard Design: The unique propeller guard design, while aesthetically pleasing, makes the fitting of foam padding somewhat tricky.

Despite these disadvantages, the Protek25 is known for its smooth flight experience and solid build quality. The drone also includes additional features like a buzzer, which is not common in drones of this size. It's important to weigh these pros and cons, especially considering the specific needs and preferences of the user.

ProTek35 V1.4 O3 6S HD

The ProTek35 V1.4 O3 6S HD is a high-performance cinewhoop drone, featuring a BLITZ Whoop F7 AIO, DJI O3 Air Unit for video transmission, and XING 2205 2300KV motors. It has a 151mm wheelbase frame, uses Nazgul 3535 propellers, and weighs approximately 363g without a battery. The drone is capable of a maximum speed of 140 Km/h, has a max takeoff altitude of 5000m, and offers around 6 minutes of hover time with a 1400mAh battery. It's designed for durability, efficient flight, and cinematic footage capture.

ProTek35 V1.4 O3 6S HD Specifications:

AIO: BLITZ Whoop F7 AIO

Video Transmission: DJI O3 Air Unit

Frame: 151mm wheelbase

Motor: XING 2205 2300KV motors

Prop: Nazgul 3535 propellers

Takeoff Weight: Approx. 363 g (Without Battery)

Dimensions (L×W×H): 217×194×32.5 mm

Max Speed: 140 Km/h

Maximum Takeoff Altitude: 5000 m

Max Hover Time: Approx. 6 mins（With 1400 battery no load）

Max Wind Speed Resistance: Level 4

Operating Temperature Range: -10° to 40° C (14° to 104° F)

Antennas: Single Antenna

GNSS: N/A

Limitations:

The ProTek35 V1.4 O3 6S HD drone by iFlight offers significant improvements over its predecessors, with an emphasis on increased speed and thrust, and a lighter frame for enhanced flight experience. However, there are some limitations and considerations to keep in mind:

1. Binding and Configuration Issues: Users have reported difficulties in getting the drone into the air, particularly with binding and configuration. These issues often arise when different components are updated or when there's a change in the receiver used. For instance, switching from an FrSky R-XSR receiver to a DJI controller without proper setup can lead to problems in receiving controller inputs. Such issues usually require checking and reconfiguring the connections between the receiver and the flight controller, as well as ensuring correct Betaflight settings.

2. Frame Compatibility and Upgrade: The ProTek35 has been upgraded to be compatible with the DJI O3 air unit. This upgrade enhances the drone's flight capabilities but may require users to become familiar with the new system's setup and operational nuances.

3. Build and Design: The ProTek35 features a True-AIO Board BLITZ F7 AIO 55A, T700 quality carbon for increased tensile strength, and a lightweight one-piece frame design. While these features contribute to the drone's robustness and performance, they also bring a level of complexity in terms of maintenance and repair. Users should be prepared to manage these aspects, especially in high-performance or demanding flight conditions.

4. Technical Specifications: With its 2205 2300KV Motors, DJI O3 HD Air Unit, and Nazgul 3535 propellers, the ProTek35 is built for performance. However, the specific technical demands and power requirements of these components may necessitate a higher level of technical knowledge and experience from the user for optimal operation and maintenance.

5. Firmware and Software Updates: Staying up-to-date with firmware and software for all components (flight controller, ESCs, DJI O3 Unit, etc.) is crucial for the best performance and to avoid technical issues. Users need to regularly check for updates and understand the process of updating these components.