If you want to take better photos with your Sony A6400, a good flash helps a lot. With many options out there, picking the right one is important.
The best flashes do more than just brighten your pictures. They let you control the light easily and work well in different situations.
Want to know which flashes are popular in 2025? Keep reading.
NEEWER TTL Camera Flash Speedlite with Diffuser for Sony A9 II and More
- 【TTL Flash Compatible with Sony】 NEEWER NW635II-S supports automatic TTL flashes and ±3 levels of exposure compensation for finely adjusting the flash...
- 【Lightweight & Powerful Output】 Weighing only 14.1oz (400g), NW635II-S is a potent external on camera flash that is easy to carry. The GN58 guide number...
- 【Manual & Stroboscopic Modes】 In the M (Manual) Mode, the output can be adjusted from 1/1 to 1/128 with an increment of 1/3 for precise flash control. The...
The NEEWER TTL Camera Flash Speedlite is a good pick for Sony A6400 users who want flexible and strong lighting. It works well with Sony A9 II, A7 series, and other compatible cameras. The flash offers automatic TTL metering, which means it can automatically adjust the light for you. You can also change the exposure with a ±3 step adjustment. With a guide number of 58, this flash provides bright and consistent light for your photos.
The tilt and rotation features let you bounce the light off walls or ceilings. This creates softer, more natural-looking photos. The included diffuser helps soften the light even more, making it perfect for portraits. The flash gets power from 4 AA batteries. It recycles quickly, taking about 3.5 seconds to be ready again after a shot. It’s built tough enough for busy shoots and offers manual, TTL, and optical slave modes. This makes it a flexible and affordable lighting tool.
Best For: Sony A6400 photographers who want a versatile, powerful, and budget-friendly flash. Ideal for portraits, events, and outdoor photography.
Pros:
- Works with many Sony cameras, using automatic TTL metering.
- Bright guide number of 58 and bounce/rotation features for creative lighting.
- Recycles fast (about 3.5 seconds) and is built to last.
Cons:
- Some packages arrive with missing items, like carrying cases.
- A few units have broken battery covers that may need fixing.
- Doesn’t come with many accessories; you might need extra modifiers or stands for more options.
This flash is a simple, reliable tool to help you take better photos. Whether you’re shooting portraits or outdoor scenes, it’s easy to use and effective.
Godox TT350S Flash for Sony Cameras
- Compatibility: Godox TT350S camera flash compatible for Sony DSLR cameras, such as A7 A7II A7III A7R II A7R III A7R IV A7S A7S II A7S III A7C A9 A9 II A77 II...
- 2.4G Wireless Transmission: Optical transmission with uniform illumination and stable output. All-in-one functions and 30 meters continuous transmission; When...
- Lightweight, Portable, Compact Body: The compact body is only half the size of an ordinary dome light, you can easily hold it in your hand or put it in your...
The Godox TT350S is a small and reliable flash perfect for Sony cameras like the A6400. It is easy to use and works well with many Sony models. The flash supports TTL auto flash, high-speed sync, and manual modes. You can change the zoom from 24mm to 105mm, giving you flexible lighting options. With wireless control through 2.4G transmission, you can operate the flash as a master or slave up to 30 meters away. The light weight and clear LCD screen make it simple to set up and carry anywhere. Keep in mind, it runs on AA batteries, so good quality batteries help it last longer. The TT350S is a good choice if you want a compact, affordable flash that works smoothly with Sony cameras for everyday or professional use.
Best For: Photographers who want a small, versatile, and budget-friendly flash for Sony cameras, useful for casual photos or more serious shooting.
Pros:
- Works easily with Sony cameras, supporting TTL and fast sync options.
- Can be controlled wirelessly from a distance of up to 30 meters.
- Light and small, easy to take with you and set up quickly.
Cons:
- Battery life depends on battery quality, so good batteries are a must.
- Its small size limits some advanced features.
- Recycle times may be slow if batteries are low or poor quality.
Godox iM30 Mini Flash for Canon, Sony, Nikon, Fuji, Ricoh, Full-Power Flashes
- 【𝗡𝗼𝘁 𝗖𝗼𝗺𝗽𝗮𝘁𝗶𝗯𝗹𝗲 with 𝗦𝗼𝗻𝘆 𝗭𝗩-𝟭𝗙 !!!!!!!! 】 The GODOX IM30 is a compact and lightweight flash,...
- Please note, the hot shoe contact of these six camera brands must match the examples shown in the image. Be sure to carefully review the hot shoe contact...
- 7 Adjustable Power Levels：Fully Manual Operation: Godox IM30 is a manual flash, you will need to set the correct power setting and there's NO TTL. The IM30...
If you need a small, powerful flash for your Sony A6400, the Godox iM30 Mini Flash is a good choice. It’s small and light, so it’s easy to carry with you. This flash can give full power with a guide number of 15. It has seven settings to change the brightness. This means you can use it for different kinds of lighting, like bright or soft. It works with Sony, Canon, Nikon, Fuji, and Ricoh cameras. It connects through a hot shoe, but check if it works with your camera first.
The flash runs on two AAA batteries. It can fire up to 230 times on one set of batteries. It also recycles quickly, taking only 3.6 seconds to be ready again. Its size and bright light make it perfect for travel, fill-in light, or close-up shots in tight spaces.
Good for: Photographers who want a small, high-power flash. It works well with Sony A6400 and other compact or mirrorless cameras for many lighting options.
Pros:
- Small and light to carry
- Fires up to 230 times on one set of batteries
- Has seven brightness settings for different needs
Cons:
- The front is fixed; it doesn’t tilt or bounce the light
- Check if it works with your camera model and hot shoe
- Needs two AAA batteries, which you have to buy separately
This flash is simple to use and takes up little space. It gives you the power you need without adding bulk. Just keep in mind, it’s best for close-up, outdoor, or travel shots.
Neewer TT560 Flash Speedlite for DSLR Cameras
- 【Wide Compatibility】 This camera flash light for photography is compatible with Canon compatible with Nikon compatible with Panasonic compatible with...
- 【How to Charge】 Switch to the ON, the flash will start charging (the charging indicator is dim)
- 【How to Test & Power off】 For a test flash, press the test button. After use, switch to OFF to power off
The Neewer TT560 Flash Speedlite is a good choice if you want an affordable and simple flash for your camera. It works with many DSLR cameras, including Sony models like the zv1, a9, and a7 series. This flash is mainly designed for people who want manual control. You can adjust the light’s angle vertically from 0 to 90 degrees and rotate it side to side from 0 to 270 degrees. It has eight LED lights to show how much power it uses, and you can pick different modes like Manual, S1, or S2.
This flash doesn’t support automatic settings like TTL or high-speed sync. It is mainly a manual flash, so you control most of the settings yourself. It offers several ways to trigger the flash, including hot shoe, PC input, and radio triggers. The unit is small and sturdy, making it easy to carry. It recycles quickly and uses batteries efficiently, so it’s ready to go when you need it.
This flash is perfect for beginners and experienced photographers who want a reliable light source on a budget. It works well for off-camera or on-camera use, especially if you want an easy-to-use device without extra features. The simple controls make it quick to set up and shoot.
Pros:
- It costs less than $50, making it a great deal when buying multiple units.
- Supports easy manual adjustments and multiple trigger options.
- Small, sturdy, and quick to recycle, with decent battery life.
Cons:
- It does not have automatic features like TTL or zoom.
- There is no LCD screen to help with detailed settings.
- The wireless trigger range is limited to about 2 feet, so it may not work well at long distances.
In short, the Neewer TT560 Flash Speedlite is a reliable and inexpensive tool. It works best if you want simple control over your lighting and don’t need fancy automatic features. It is a good choice for anyone who wants an easy, budget-friendly flash for their camera.
Sony Alpha a6400 16-50mm
- Lightning fast AF at 0.02 sec. w/ Real-time AF & object tracking
- 24.2MP2 APS-C Exmor sensor w/ front end LSI and ISO up to 51,2004
- Up to 11fps continuous shooting5 at 24.2MP RAW w/ AF/AE tracking
The Sony Alpha a6400 with the 16-50mm kit lens is a great choice for anyone who wants a small, easy-to-carry camera. It takes high-quality photos and videos, making it perfect for travel, fun walks, or everyday pictures. The camera has a 24.2MP APS-C sensor and a fast processor that help make bright colors and clear details. It can focus really quickly—just 0.02 seconds—which makes capturing moving subjects simple. You can shoot at 11 frames per second, so no action gets missed. The lightweight design, a flip touchscreen, and good battery life make it easy to carry around and use all day. It also shoots in 4K video, giving your videos sharp quality. You can use many Sony E-mount lenses with this camera, so you can find just the right lens for your style.
Best for: People who want a small and handy camera that takes great pictures and videos for travel, vlogging, or everyday use.
Pros:
- Small and light, good for carrying around
- Very fast autofocus, reacts in 0.02 seconds
- Can record 4K videos with good detail
Cons:
- Missing some advanced video features found in bigger cameras
- No in-built image stabilization, depends on lens for stabilization
- Battery doesn’t last forever, so you might need extras for long days
This camera is simple to use, reliable, and helps you capture memories easily. It’s a fun tool for beginners and casual photographers.
Mcoplus Diffuser Flash Bounce Cards for Sony NeX 6 and Alpha a6000/a6100/a6300/a6400/a6500 Cameras
- Sony a6000 accessories and also work with a6100 a6300/a6500/Nex6 /a6400.(Note: no Black Light Barrier)
- 4 color kiit:, Clear, Orange,blue and White.
- Fucntion: flash bounce,change light way a bit
If you have a Sony A6400 or similar mirrorless camera, you might want to improve your lighting. The Mcoplus Diffuser Flash Bounce Cards can help. These cards fit on cameras like the Sony Nex 6 and Alpha a6000 series. They come in four colors—clear, orange, blue, and white. Each color can give a different effect to your light.
The cards spread out harsh camera flashes. This makes the light softer and more natural. With softer light, your photos will look better and have fewer shadows. They also help you take pictures faster in low light because they make the flash more gentle.
Putting the cards on your camera is easy. Just slide them onto the hotshoe. They are small, light, and won’t add much weight. This makes them good for casual photographers or beginners. You don’t need to carry large, heavy equipment. They are also affordable and simple to use.
Best for: People using Sony Nex 6 or Alpha a6000 cameras. Perfect for those who want a cheap, portable way to improve their flash.
Pros:
- Easy to attach on your camera hotshoe
- Small and light, so it doesn’t feel bulky
- Comes in four colors to change your lighting style
- Softens harsh flash light for natural-looking photos
Cons:
- Might break or get damaged if not handled carefully because they are small
- The black flap may not absorb light well, limiting some uses
- May not fit perfectly on all camera models; could be improved to fold for storage
If you want simple, affordable tools to make your photos look better, these diffuser cards are a good choice. They help you control your flash and make your pictures look softer and more natural.
Factors to Consider When Choosing Sony A6400 Flashes 2025
When picking flashes for your Sony A6400 camera, it’s important to check if they work well together. Look at how strong the flash is, which is called the guide number. This helps you know how much light the flash can produce. Also, consider the different flash modes. These modes change how the flash works, so pick one that matches your style of taking photos.
Size and weight matter too. A smaller, lighter flash is easier to carry around. Battery life is also important. Make sure the flash can last long enough for your shoots.
Compatibility With Sony A6400
When choosing a flash for your Sony A6400 camera, make sure it works well with your camera’s system. First, check if the flash has a hot shoe mount that fits the Sony E-mount. Look for a flash that supports Sony’s Multi-Interface Shoe. This type of shoe makes sure your flash and camera work smoothly together and can use features like TTL, which helps automatically set the right exposure.
Next, see if the flash can connect to your A6400 using Sony’s wireless or optical signals. Make sure your camera’s firmware can talk to the flash for reliable control. Features like automatic TTL metering and high-speed sync work best when both your camera and flash support them.
Also, think about the flash’s power, how quickly it recycles after a shot, and if it has extra functions you want for your photos. Checking these points ensures your flash and camera work well together, giving you great results every time you shoot.
Power Output and Guide Number
A higher guide number (GN) shows that a flash has more power. This means it can light up subjects from farther away. Usually, the GN is given at ISO 100 and with a specific lens length, like GN58 at 180mm. This tells you how far the flash can reach best. When choosing a flash, look at the power output. Many flashes let you change the power in manual mode. This affects how bright the light is and how far it reaches. A flash with a good guide number works well in different situations. Whether you bounce the light, use a diffuser, or point the flash straight at your subject, a strong guide number helps. Consistent power output makes the lighting even across different scenes. It helps you get a balanced exposure every time. Picking a flash with the right guide number lets you light your scene confidently. It’s an important part of choosing the best flash for your photos.
Flash Modes and Features
Flash modes give you options to control your lighting when using the Sony A6400 camera. TTL mode automatically adjusts the flash brightness. It uses the camera’s settings to produce a good exposure without any fuss. Manual mode lets you set the flash power yourself. You can choose from full power to very low settings like 1/128. This helps you create specific lighting effects just the way you want them. Multi mode fires the flash several times quickly. This is useful for capturing movement or making special light effects.
There are also extra features that help you take better photos. High-speed sync allows you to use flash at faster shutter speeds. This is great for bright outdoor scenes. Rear curtain sync makes the flash fire just before the shot ends. Front curtain sync fires the flash right when the photo takes place. These options help you control when the light appears in your photos.
Size and Portability
When choosing a Sony A6400 flash, size and portability are important. Small flashes under 9 inches are easy to carry and handle. They fit comfortably in your hand and don’t take up much space. A light flash that weighs less than 12 ounces helps you shoot longer without getting tired. It also fits easily into your camera bag. Features like foldable or tilting heads let you position the flash in different directions without making your setup bulky. Smaller flashes won’t block your lens or other accessories, which is good for tight spots. Swiveling heads and small diffuser attachments make it easy to adjust the light and carry your gear wherever you go, whether indoors or outside.
Battery Life and Recharging
A good battery life is important when you pick a Sony A6400 flash. It lets you take photos longer without needing to recharge or change batteries. Look for flashes that recycle quickly, around 3 to 4 seconds. This way, you can take many pictures in a row without waiting. Using strong or rechargeable AA batteries can help you take more flashes per charge. Some flashes can connect to external power sources or bigger battery packs. These options can increase how many flashes you get and make recharge times shorter. Keep an eye on the battery indicator on the flash. This helps you know when power is low so you don’t miss important shots. Good battery life keeps you ready to shoot, saves time, and helps you get all your best pictures.
Wireless Connectivity Options
Wireless connections help you expand your lighting setup with the Sony A6400 flashes. They let you control off-camera flashes from a distance, either using 2.4 GHz radio signals or optical signals. This means you can place your flashes anywhere you want, not just where a cable reaches. Many flashes work with wireless transceivers or built-in radio receivers, so you can control multiple flashes at the same time. Wireless syncing makes it easy to trigger your flashes quickly and accurately. It also saves time by removing the need for cables. The typical control range is about 30 meters, but walls and interference can affect it. If your flash works with protocols like the Godox X system or Sony’s Multi-Interface Shoe, it will fit well with the A6400. Choosing a flash with good wireless options makes your lighting more flexible and efficient.
Durability and Build Quality
Choosing a sturdy Sony A6400 flash means looking for a model built to last. Pick a flash made with strong materials that can handle being dropped or bumped. Features like metal hot shoe contacts and tough internal parts help it work well for a long time. If you shoot outside a lot, find a flash that is water-resistant or weather-sealed to stay protected from rain and dust. A well-made flash can be tilted, rotated, or moved around without breaking. People often like flashes with strong prongs and tough casings because they last through daily use. Spending a little extra on a strong build means your flash will stay reliable. It will be ready to use anytime you need it, no matter what shooting situation you face.
Price and Budget Considerations
When choosing a Sony A6400 flash, your budget helps decide what you can buy. If money is tight, a simple flash like the Neewer TT560 costs less than $50. It has basic manual controls, so it works well when you’re just starting out or don’t need fancy features.
If you want more features but still want a good price, look at options like the Godox TT350S. These usually cost between $70 and $150. They offer features like TTL support, which makes your camera do some settings for you. However, cheaper flashes may not have high-speed sync or a zoom option, which can limit your creative options.
Don’t forget, buying a flash may come with extra costs. You might need batteries or special modifiers, so keep those in mind when planning your budget. For professional flashes that have many advanced features, prices can go into hundreds of dollars.
Before you buy, think about what features you need and how much money you want to spend. Picking the right flash means finding the best balance between your needs and your budget.
Last update on 2025-06-27 / 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!
