The Trending Products In Flash Photographs We've Seen This Year

If you are looking for lighting solutions on the move, the flash is your best choice. The most popular trending flashes will be reviewed now.

When you come to flash photography, there are some settings you should need to know including through the lens (TTL), automatic mode (A), etc. This blog will provide an in-depth analysis of three products with the highest ratings on these metrics: PixaPro Citi400Pro, Godox Ad400Pro and Siros400L. 

In fact, the Citi400 Pro is the rebranded version of the Godox AD400 Pro flash unit. Meanwhile, both units are manufactured together so that each version offers the same high quality and specifications. As the Citi400 Pro is the same achieving the top pick in 2018 by PixaPro. It also allows utilising the same modifiers and accessories that would be compatible with the AD600 Pro, such as Godox 2.4GHz Triggers.

We here at EssentialPhoto are also able to offer a 24 Month UK Based Warranty Period for each of our Lighting units. It allows us to offer detailed and professional advice and support throughout this period. From here, you can generally figure out the key main strengths and weaknesses of these brands and also choose the appropriate flash. 



The latest moonlight in the Siros series is the Siros 400 L Battery-Powered Monolight. The flash head can produce up to 440 full-power flashes on a 70-minute charge when powered by a Li-ion battery. While the Godox AD400Pro is more like a standard studio strobe with the minimalist brick design of the AD200 models. Similar to the AD400Pro, the battery-powered PixaPro Citi400Pro is also a user-friendly device with a number of capabilities suitable for both beginner and professional photographers. Obviously, both units are the ideal light for producing sharp, bright images. These units also offered incredibly quick recycle times and flash duration to capture the action for usage in the studio or on location.

Abundant Power 

As the name implies, three units offered the same maximum power consumption at 400Ws. In terms of the Siros400L, you can illuminate the biggest sets and get amazing results when taking pictures in direct sunlight. With reflectors, it has up to 400 joules of power.  In order to reach short flash durations and quick recycle times, there is also a speed mode that bypasses the Siros L's enhanced colour temperature control.

In other, the Citi400Pro/ AD4Pro powered down from 400Ws to 1/256 of its maximum power in 1/10 stop increments. This is ideal for when you want to take pictures with a narrow depth of field by using a wide aperture. This implies that photographing little or large subjects is simple and gives you lighting flexibility.

Siros L | Battery Powered Studio Strobe | broncolor

Battery Endurance 

The Siros400L is equipped with the most modern lithium-ion technology in batteries. This feature allows for charging times and provides energy for over 440 complete charges at full power. The Siros 400L are also built-in the automatically adapts to the main (AC-line) voltage 100-120V and 200-240V. 

One clear advantage of the Citi400Pro/ Ad400Pro designed by the main power. In order to compete with other flash units in the market, the Citi400Pro/ AD400Pro allows keeping the battery in the pack during shooting outdoors. For example, utilize the AC400Pro power adapter to recharge if you need to move to the next outdoor location. 

Impressive Speed 

The Siros400L was built with speed in mind with a recycling time of 0.03 to 1.2 seconds. The outcome of the flash is a fast duration time with a duration of 1/19000 at minimum power. It is faster than the shutter speed on your cameras, so you can record the moment immediately when shooting. . Moreover, the Siros400L also has a 9-stop variable power range from full power all the way down to 2Ws. For example, it is incredibly possible to out-flash the sun when high setting. In contrast, the lower settings allow you to use the widest apertures for your desired effect. 

One of the most outstanding features of the Citi400Pro/ Ad400Pro is the faster recycle time of only 0.01 to 1. In fact, you don't need to worry about a long wait in between shots. It also is quick enough to stop action effects like water droplets from freezing. Because it only takes 0.01 seconds for the next shoot by impressive recycle time. Furthermore, the IGBT technology is used by the CitiPro series and AD400Pro to create short flashes as fast as 1/10,000. This function makes it ideal for photographing quickly moving objects like dance, exercise, and a wide range of other possibilities.

The Citi400Pro has a high-speed sync mode that enables your flash to sync at faster shutter speeds than usual. This mode is great when you are using a flash in brighter situations, letting more easily overpower the sun for dramatic photos.

How to freeze motion, with and without a flash

Wireless Control 

You may access the menus and controls of 6 units by using your tablet and the free bronControl app. Thanks to the bronControl app, you are able to use more creative tools like sequences, delays and others. Besides, all functions are also accessible on the straightforward, understandable panel using an ergonomic rotary controller.

In terms of 400Pro, it controlled full TTL, HSS, and remote manual power control with the ST-IV or ST-III transmitters. The 400Pro is especially good for shooting on location due to the flash being easily portable with automatic TTL metering. In deeply, TTL is basically auto mode. Meanwhiles, you would have had to manually change the flash power to increase or decrease when the subject moved. TTL will help you to focus on the problem by reducing the amount of time when you spend fiddling. 

More Information: What Light Modifiers, Accessories & Spare Parts are available for the CITI400 PRO?

Modifier Compatibility 

Broncolor designed the Siros400L with the HS allowing compatibility with a diverse range of cameras such as Canon, Nikon, etc. Therefore, you don't need to worry if you buy the Siros400L or AD400Pro/ Citi400Pro that have a title flash head. Because it will open up a lot more possibilities when it comes to lighting your subject. 

Similar to many Godox’ products, the CITI 400 Pro is compatible with Canon, Nikon, Sony, etc. The Citi400Pro/ AD400Pro come with the Bowens S type accessory mount. Therefore, the Citi400Pro/ AD400Pro is compatible with different accessories such as S2 Bracket, H400P and the Broncolor adapter. Moreover, the AD400Pro/ Citi400Pro is also compatible with the Ad-S65/85 softboxes as it comes with the Godox mount as well. 

65cm (25.5") 16-Sided Easy-Open Parabolic Silver Interior Softbox with Godox Mount (GODOX AD-S65S)65cm (25.5") 16-Sided Easy-Open Parabolic Silver Interior Softbox with Godox Mount (GODOX AD-S65S)

Final Words

While there are numerous similarities among these three flashes. Each of them also has unique features that help differentiate them from one another and make them each appropriate in a diverse range of situations. Whether you're looking to expand into events photography or are just exploring the possibilities of the outdoors. Take comfort in knowing that if you need something small and portable, one of the above flash units will work for you. Each of these flash units uses for a variety of different photographic styles such as portrait and wedding photography.

Eventually, the light quality of these products considers equal to incredible high-quality light with colour accuracy, super flash durations and a diverse range of wireless control. However, the Siros 400L is much more expensive on the market with a selling price of £3580.00. While, with similar quality, the Godox AD400Pro and PixaPro Citi400Pro sell at more affordable prices of £608.00. 

EssentialPhoto and PiXAPRO are pleased to be a direct partner of Godox in the United Kingdom, with the largest collection of Godox stock available in the UK, so you can be confident with the support and assistance we provide. As we are representing Godox at The Photography Show 2022, this further shows our partnership and commitment to the Godox Brand, and we are always looking to expand this further.

Brand Godox Pixapro (rebrand Godox) Broncolor
Model AD400Pro Citi400Pro Siro400L
Price £608.00 £608.00 £3580.00
Flash Head
Max Power 400 Ws 400 Ws 400 Ws
Power Control 1/1 - 1/256 (1/10 Stop Increments) 1/1 - 1/256 (1/10 Stop Increments)
9 Stops in 1/10-Stop Increments
Guide Number 236.22' / 72 m 236.22' / 72 m No data
Flash Duration 1/240 to 1/12,820 Sec 1/240 to 1/12,820 Sec t.1: 1/6200 to 1/400 Sec
t.5: 1/11,300 to 1/1200 Sec
Recycle Time 0.01 to 1 0.01 to 1 0.03 to 1.9
Color Temperature 5600K ± 200K 5600 ± 75k 5500K
Accessory Mount Bowens S Type Bowens S Type Broncolor
Modeling Light
Wattage 30 W 30 W 25 W
Color Temperature 4800K 4800K 3000K
Sync Type Sync port, USB port, S1 and S2 Optical Slave Modes, Radio Sync port, USB port, S1 and S2 Optical Slave Modes, Radio Cable, Optical, Radio
Built-In Wireless Receiver Yes Yes Yes
Wireless Frequency Bands 2.4 GHz 2.4 GHz 2.4 GHz
Wireless Channels / Groups 32 / 5 32/3 No data
Interface USB Type-C USB Type-C Micro-USB
Battery Chemistry Lithium-Ion Lithium-Ion Lithium-Ion
Maximum Output Voltage 21.6 VDC 21.6 VDC 28.8 VDC
Capacity (mAh) 2600 mAh 2600 mAh 2500 mAh
Flashes Per Charge 390 Flashes 390 Flashes 440 Flashes
Display LCD LCD None
Fan Cooled Yes Yes Yes
Dimensions H: 4.0 x W: 5.0 x L: 8.7" /
H: 102.0 x W: 128.0 x L: 220.0 mm,
Including Battery
H: 102.0 x W: 128.0 x L: 220.0 mm, Including Battery
H: 7.1 x W: 5.1 x L: 12.6" /
H: 18.0 x W: 13.0 x L: 32.0 cm
Net. Weight 2.1 kg 2.1 kg 3.1 kg


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