5 Best Sony A6400 Flashes That Enhance Your Photography in 2026

If you want to take better photos with your Sony A6400 in 2026, picking the right flash is important.

The market has many options with cool features. Some flashes recycle quickly, some can be controlled wirelessly, and others have advanced settings.

Choosing the right one depends on how you like to shoot. Knowing what options are out there can help you make a smart choice.

But remember, finding the perfect flash isn’t just about brand names. Let’s look at what makes a good flash for your Sony A6400 this year.

Godox V860III-S Camera Flash for Sony

Looking for a flash that works well with your Sony A6400? The Godox V860III-S is a good choice. It gives out 76Ws of power. It supports TTL, which makes it easy to get the right exposure. The flash can also do high-speed sync (HSS) up to 1/8000s. You can take up to 480 flashes on a full charge. The rechargeable 2600mAh Li-ion battery means less waiting and more taking pictures. Recycle times are quick, around 1.5 seconds. This helps you stay ready for the next shot. The flash has a dimmable modeling light to preview your lighting. It’s simple to switch between manual and TTL modes. The hot shoe lock keeps it steady on your camera. Wireless control is reliable thanks to the Godox 2.4G X System. It also has a zoom ring to change the focus area, making it great for portraits, events, or macro shots.

Best For: Sony A6400 users who want a powerful, flexible, portable flash. It works well for indoor and outdoor shots.

Pros:

• Strong power with 76Ws and fast recycle times about 1.5 seconds
• Easy to use with TTL, HSS up to 1/8000s, and wireless control
• Rechargeable battery means fewer battery changes and longer shooting sessions

Cons:

• The USB-C port does not support charging, which some may find annoying
• The hot shoe might need replacing if it gets worn out
• Some users want the modeling light to be easier to position for better previews

This flash helps you get great photos without overcomplicated features. It’s easy to carry and ready to light up your scenes anytime.

Godox V860III-S Flash for Sony Cameras

If you want a good and dependable flash for your Sony A6400 camera, the Godox V860III-S is a great choice. It has a rechargeable Li-ion battery that can fire up to 480 full-power flashes. It also recycles quickly in just 1.5 seconds, so you don’t have to wait long between shots.

This flash supports different modes: TTL (automatic), manual, and multi-flash. This gives you many options for how you want to take your pictures. The built-in 10-level LED light helps you see how your setup will look before taking a picture. It’s useful for blending ambient light or doing pre-visualization.

The flash uses a 2.4G wireless X system. This means you can control it remotely and trigger it wirelessly, making your shoots more flexible. The solid build, quick-lock hot shoe, and easy-to-use design make this flash reliable for many different shooting situations.

Who should get it: This flash is good for serious hobbyists and professionals. If you want a versatile, rechargeable flash that works well with wireless control and fast sync, this is a solid option.

Good things about it:

• Long-lasting rechargeable battery with up to 480 flashes.
• Fast recycle time of just 1.5 seconds.
• Supports automatic (TTL), manual, and multi-flash modes.
• Wireless control with a stable 2.4G radio system.

Things to keep in mind:

• Some users say the hot shoe may break if used a lot.
• It costs more than basic flashes because of its extra features.
• Bouncing the flash in portrait mode can sometimes be tricky.

Godox TT350S Flash for Sony Camera

The Godox TT350S Flash is a great pick for Sony A6400 owners who want a small, easy-to-use, and affordable flash. It’s made for Sony cameras and works well in many situations. The flash supports TTL autoflash, which means it automatically adjusts the brightness for you. You can also use manual mode to control the light yourself. It offers high-speed sync (HSS) up to 1/8000s, so you can take sharp photos even with bright sunlight. The wireless control lets you trigger the flash from a distance of up to 100 meters using 2.4G transmission.

This flash is light and small, weighing only about 7.1 ounces. It has a built-in bounce card, diffuser, and gels, so you can soften or change the light as needed. It has 22 power levels, so you can get just the right amount of light. The quick recycle time – around 0.1 to 2.2 seconds – means you don’t have to wait long between shots. The battery can give you about 210 full-power flashes, so it’s dependable for long shoots.

This flash is perfect if you want something portable and easy to carry. It works well indoors and outdoors. However, because of its power size, it might not be enough in very bright outdoor conditions. Also, to use it off-camera wirelessly, you will need compatible triggers. Its recycle speed is good but not as fast as bigger, more expensive flashes.

Best for: Sony camera users who want a small, affordable, and reliable flash for everyday photography.

Pros:

• Supports TTL, manual, and high-speed sync modes
• Compact and lightweight (about 7.1 ounces)
• Built-in bounce card, diffuser, and gels for different lighting setups

Cons:

• Might not be powerful enough for very bright outdoor scenes
• Needs compatible triggers for wireless off-camera use
• Recycle times are good but could be faster for some professional needs

NEEWER Upgraded NW645II-S TTL Flash Speedlite

The NEEWER Upgraded NW645II-S TTL Flash Speedlite is a great tool for photographers who want strong, flexible lighting. It works with TTL, meaning it automatically adjusts the flash for perfect exposure. You can also use high-speed sync (HSS) up to 1/8000 seconds, rear curtain sync, and stroboscopic flashes. These features help you take bright, sharp photos even in tricky situations.

This flash has a guide number of GN58, so it can light up big areas or shoot from far away. It also allows you to change the flash strength easily. The quick recycling time means you can take many photos in a short time. Its bounce head can tilt from -7° to 90°, and it rotates 270°, letting you bounce light to get softer, more natural-looking images.

The flash is compatible with Sony cameras like the A9, A7, and A6400. It has a bright LCD screen that shows all the settings clearly, so you can control everything easily. Overall, this flash is a reliable, feature-filled choice for photographers of all levels.

Best For: Photographers who want a powerful, versatile flash that works well with many camera brands and has advanced features for professional and casual photography.

Pros:

• Supports TTL and HSS up to 1/8000s, plus rear curtain sync and stroboscopic modes.
• Offers adjustable flash power, quick recycling, and a strong guide number of GN58.
• Flexible bounce angles (-7° to 90° tilt, 270° rotation) with simple controls on a clear LCD screen.

Cons:

• Some users notice overheating if they use it a lot without breaks.
• Sometimes, mechanical parts might get stuck or feel tight.
• The charging port and buttons can become tight or less responsive over time.

This flash is a great tool for taking brighter, better pictures. It’s easy to use and offers many options to help you get the perfect shot.

NEEWER TTL Camera Flash Speedlite with Soft Diffuser (Compatible with Sony A9 II and More)

Looking for a good, affordable flash for your camera? The NEEWER TTL Camera Flash Speedlite might be just what you need. It works with many Sony cameras, like the Sony A9 II and A6400. This flash can automatically adjust the light for your photos using TTL metering. You can also change the brightness with ±3 exposure compensation to get the perfect shot.

This flash has a high guide number of 58, which means it’s bright enough to light up your scene well. It produces light that is around 5600K in color, giving you a natural look. You can tilt the flash from -7° to 90° and rotate it 270°, so you can bounce the light off walls or ceilings. This helps create softer, more even lighting.

Powered by 4 AA batteries, the flash recycles quickly—about 3.5 seconds—to be ready for your next shot. It offers different modes: manual, S1/S2 (for use with optical slaves), and multi-flash mode. These options give you flexibility to try different lighting tricks.

This flash is good for beginner and intermediate photographers. It is reliable and works well for many shooting styles, especially with Sony cameras.

Pros:

• Good automatic exposure with TTL, plus ±3 exposure control
• Bright light output with a guide number of 58
• Easy to tilt and rotate for bounce lighting
• Fast to recycle, ready for more shots
• Sturdy build for different shooting situations

Cons:

• Some units may arrive without a carrying case or with a broken battery cover
• Slightly bigger and heavier than small on-camera flashes
• Manual controls can be less easy to use for beginners

Factors to Consider When Choosing Sony A6400 Flashes

When choosing a flash for your Sony A6400 camera, there are a few things to think about. First, check the power of the flash. A stronger flash can light up your pictures better, especially in dark places. Next, look at how fast the flash recycles. Faster recycling means you can take pictures back-to-back without waiting.

Make sure the flash works well with your Sony A6400. Some flashes have special modes like automatic or manual that help you get the perfect shot. Also, consider how long the battery lasts. A flash with good battery life helps you keep taking photos without interruptions.

Don’t forget to look at how the flash is built. A sturdy, well-made flash lasts longer and works better. Lastly, pick a design that feels good to hold and easy to use. If you keep these things in mind, you’ll find a flash that fits your needs and makes taking photos fun and easy.

Power and Recycling Time

Checking the power and recycling time of Sony A6400 flashes helps you pick the right one for your photos. The flash’s power shows how bright it is. A higher guide number or watt-seconds means it can light up subjects at longer distances. If you often shoot in dark or tricky light, choose a flash with more power. Recycling time is how fast the flash can be used again after firing. A shorter recycling time is good if you take fast pictures or need to fire many flashes in a row. Using a strong rechargeable battery can lower recycling times compared to regular AA batteries. This means more flashes per charge and less waiting. Brighter or dimmer settings on the flash also affect power use and how quickly it recycles. For quick-moving scenes, pick a flash that recycles fast. That way, you stay ready to shoot without delays.

Compatibility With Sony Models

When picking a flash for your Sony A6400, make sure it is compatible. Look for flashes that say they support the A6400 or list it among their compatible cameras. This helps ensure the flash works correctly with your camera.

Check if the flash has Sony features like the Multi-Interface shoe, TTL metering, and High-Speed Sync (HSS). These features help you take better photos and use your camera’s full power.

Make sure the trigger system matches your needs. Whether wired or wireless, it should work with Sony’s remote control system to make off-camera shooting easy.

Look at the flash’s software or firmware updates. They should include support for the A6400 so your flash stays compatible in the future.

Finally, confirm that the flash’s power source fits with Sony’s hot shoe system. This allows smooth communication with your camera and its electronic shutter functions.

Choosing the right flash makes your camera work better and helps you capture great photos.

Flash Modes Offered

Using the different flash modes on your Sony A6400 can really help you get better photos. Each mode is good for a specific situation.

The TTL automatic mode is easy. It adjusts the flash power by itself. This makes sure your photo is bright enough without you having to set anything.

Manual mode gives you full control. You can set the flash brightness how you want. This is useful if you want a special lighting effect or need consistent brightness across photos.

Multi-flash mode fires many quick flashes. It’s great for capturing motion or creating lively, energetic images.

High-speed sync (HSS) helps when you need to use a faster shutter speed. It lets you shoot in bright sunlight without losing detail in the highlights.

Understanding these modes helps you pick the best flash setting for any photo. It gives you more control and can make your images look even better.

Battery Life and Charging

Battery life is an important thing to think about when choosing a Sony A6400 flash. A good flash has a battery that lasts longer, so you can take more pictures without stopping to recharge. Look for flashes with rechargeable lithium-ion batteries. These batteries give you more flashes per charge and recharge quickly, often in about 1.5 seconds or less. That way, you can keep taking pictures smoothly. Some flashes also let you connect external power packs or charge separately, so you don’t have to wait during long shoots. Keep an eye on the battery indicator or display. It shows how much power is left, helping you avoid running out of battery at the worst time. Picking a flash with a reliable battery helps you stay ready and confident, especially when taking photos at events or during long photo sessions.

Build Durability and Design

When choosing a Sony A6400 flash, durability and good design matter a lot. Look for a hot shoe mount that feels solid and is made with strong materials. It should handle being attached and removed many times without showing wear. The flash should have impact-resistant parts, like a tough plastic or metal housing, so it won’t break if it’s accidentally dropped or bumped.

Good thermal features are also important. A flash with heat-dissipating parts and overheat protection can run longer without getting damaged. This is especially useful during long shoots. A well-made, compact shape makes it easier to carry and handle the flash. A secure lock on the mount keeps it firmly in place, even in busy or unpredictable settings.

Focusing on these built-in features ensures your flash stays dependable and easy to use. A durable, well-designed flash helps you take better photos and makes your shooting experience smoother.

Wireless Control Features

Wireless control features help you take better photos. They let you turn your flashes on and off no matter where you are, without using messy cables. With 2.4GHz wireless systems, your flashes can talk to each other from up to 100 meters away. This gives you the freedom to place lights off-camera and still control them easily.

If your camera has Sony’s Multi-Interface Shoe, these wireless features connect smoothly. You can also use special remote triggers like the Godox X system or Sony’s own options. These devices help you fire multiple flashes at once.

You can change settings like light brightness, groups, and channels from a distance. This helps you control how your lights behave, how bright they are, and how they work together. These tools give you more choices and make your work faster and easier.

Size and Portability

Choosing a small, portable flash makes photography easier. Flashes under 6 inches are light and easy to carry. They can move around quickly, helping you make adjustments fast. Since these flashes are light, they won’t make you tired during long shoots. Many come with built-in batteries or small power packs. This means you don’t need big, heavy extra equipment. Small flashes are perfect for travel, outdoor shoots, or events. They let you move freely and stay quick on your feet. Plus, their small size means they don’t block your view too much. They fit easily into your gear bag. Setting up is simple and fast. This gives you more time to take photos instead of handling big gear. Small, lightweight flashes make shooting easier and more fun.

Price and Overall Value

Prices for Sony A6400 flashes can range from about $60 to over $200. Cheaper models, usually between $60 and $100, work well for beginners or casual photographers. They give good light, but might lack special features like TTL or HSS. More expensive flashes over $200 usually include those extra features, plus longer battery life and better build quality. These can be a good investment if you want more durability and better performance. Cheaper flashes might save you money at first, but they could wear out faster or not work as well over time. To get the best value, find a flash that fits your needs and your budget. Spending a little more can bring longer-lasting, better-performing flashes that help improve your photos.

Last update on 2026-02-09 / Affiliate links / Images from Amazon Product Advertising API.   Some of the links on this website are affiliate links, which means that at no additional cost to you, I earn a commission if you click through and make a purchase. I only recommend products and services that I believe will add value to my readers. Thank you for your support!