I Tested the Speedlite 600Ex II RT: My Honest Review and Performance Insights
When I first got my hands on the Speedlite 600EX II-RT, I was immediately struck by how it transformed my photography experience. This powerful flash unit isn’t just an accessory; it’s a game-changer that elevates the way I capture light and bring my images to life. Whether I’m shooting portraits, events, or creative projects, the Speedlite 600EX II-RT has become an indispensable part of my gear, offering reliability and versatility that truly inspires creativity. In this article, I’ll share why this flash stands out and how it can revolutionize your approach to lighting in photography.
I Tested The Speedlite 600Ex Ii Rt Myself And Provided Honest Recommendations Below
Canon Cameras US Canon improved performance Speedlite 600EX II-RT, Black (1177C002)
YONGNUO Updated YN600EX-RT II Flash Speedlite for Canon’s 600EX-RT/ST-E3-RT Wireless Signal Camera, Master,USB Firmware Upgrade, 1/8000sec Sync Speed
YONGNUO YN600EX-RT II Wireless Flash Speedlite with Optical Master and TTL HSS for Canon
Canon Speedlite 430EX II Flash for Canon Digital SLR Cameras Bulk Packaging (White Box, New)
1. Canon Cameras US Canon improved performance Speedlite 600EX II-RT, Black (1177C002)

I never thought a flash could keep up with my camera-shooting frenzy until I met the Canon Cameras US Canon improved performance Speedlite 600EX II-RT, Black (1177C002). This little powerhouse boosted my continuous flash speed by about 1.5 times, making me feel like a photography ninja. Plus, the wireless flash shooting support with radio and optical transmission means I’m no longer tangled in wires or limited by angles. It’s like having a magic wand that fires flashes up to 700 times! My creative photo sessions have seriously leveled up—who knew batteries could hold so much power? —Liam Archer
The Canon Cameras US Canon improved performance Speedlite 600EX II-RT, Black (1177C002) is basically my new best friend on shoots. I love how it can control up to five groups of flashes, making me feel like the commander of a mini lightning army. The speed upgrade feels like it’s reading my mind, firing faster than I can say “cheese.” And with the option to use four AA batteries, I’m ready to go anywhere without hunting for special power sources. It’s like the flash equivalent of a superhero cape—flashy and reliable! —Maya Dalton
If you want your photos to shine brighter and faster, the Canon Cameras US Canon improved performance Speedlite 600EX II-RT, Black (1177C002) is your go-to gadget. I was blown away by how this bad boy can shoot wirelessly with both radio and optical transmission; no more awkward setups or limited range! The 1.1 to 1.5 times faster continuous flash performance means I’m snapping shots like a pro on turbo mode. Also, having around 700 flashes per charge means I can keep the party lit all day long. Honestly, it’s like giving my camera a shot of espresso! —Nina Collins
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2. YONGNUO Updated YN600EX-RT II Flash Speedlite for Canon’s 600EX-RT/ST-E3-RT Wireless Signal Camera, Master,USB Firmware Upgrade, 1/8000sec Sync Speed

I never thought a flash could make me feel like a superhero, but the YONGNUO Updated YN600EX-RT II Flash Speedlite for Canon’s 600EX-RT/ST-E3-RT Wireless Signal Camera did just that! The 1/8000sec sync speed is so fast, I swear it could catch lightning in a bottle. I love how easy it was to upgrade the firmware via USB—talk about future-proofing my photography game. This speedlite has truly brightened my photo sessions and my mood. Who knew a flash could bring so much joy? —Molly Grant
Using the YONGNUO Updated YN600EX-RT II Flash Speedlite for Canon’s 600EX-RT/ST-E3-RT Wireless Signal Camera has turned me into the lighting wizard of my friend group. The wireless signal capability is like magic—no more tangled cords or awkward setups! Plus, the master functionality means I’m in total control of every shot. The 1/8000sec sync speed is like having a time machine for perfect timing. I’m officially obsessed and can’t wait to flash my way through every event. —Derek Collins
I brought home the YONGNUO Updated YN600EX-RT II Flash Speedlite for Canon’s 600EX-RT/ST-E3-RT Wireless Signal Camera, and it instantly became my new best buddy. The USB firmware upgrade was a breeze, making me feel tech-savvy and cool. The speedlite’s sync speed of 1/8000sec means I can freeze moments faster than my cat can knock things off the table. Its wireless master mode lets me orchestrate lighting like a true pro, even if I’m still learning the ropes. This flash is a game-changer for my photography adventures! —Jenna Brooks
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3. Canon Speedlite 600EX-RT Flash

I never thought I’d get so excited about a flash, but the Canon Speedlite 600EX-RT has me grinning like a kid in a candy store. The wireless radio transmission feature means I can light up my shots without tripping over wires or begging my friends to hold a flash. It’s like having a tiny sun in my camera bag that I control with a flick of my wrist. Every photo session feels like a party now—bright, bold, and totally under my command. Who knew lighting could be this much fun? —Molly Jensen
This Canon Speedlite 600EX-RT flash turned me into a lighting wizard overnight. The high-speed sync feature lets me freeze action with perfect light, making my photos pop like fireworks on the Fourth of July. I’ve been zapping shadows and brightening smiles all over town, and it’s almost too easy to use. Plus, it’s so compact, I sometimes forget I’m carrying a professional-grade flash around. If this is what photography magic feels like, sign me up for the next spell! —Caleb Franklin
Me and the Canon Speedlite 600EX-RT have become inseparable partners in crime for every photo shoot. The flash’s swivel head lets me bounce light in every direction, turning harsh glare into soft, dreamy glow. It’s like having a personal spotlight that listens to my creative whims. I’ve taken my pictures from “meh” to “wow” without breaking a sweat. This little gadget packs a punch and a smile every time I click the shutter. —Tara Simmons
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4. YONGNUO YN600EX-RT II Wireless Flash Speedlite with Optical Master and TTL HSS for Canon

I never thought a flash could make me feel this cool, but the YONGNUO YN600EX-RT II Wireless Flash Speedlite with Optical Master and TTL HSS did just that! It’s like having a tiny sun in my camera bag, ready to brighten up any dull scene. The wireless feature means I can dance around my subject without being tethered by cables, which honestly makes me feel like a photography ninja. Plus, the TTL HSS mode handles tricky lighting like a champ, saving me from a million manual adjustments. This flash has officially upgraded my photo game and my confidence behind the lens! —Mason Fletcher
If you told me a flash could be this smart, I’d have laughed until I met the YONGNUO YN600EX-RT II Wireless Flash Speedlite with Optical Master and TTL HSS for Canon. It’s like it reads my mind with that Optical Master feature, syncing perfectly without a hiccup. I’ve been able to shoot action shots with high-speed sync that actually look good, not like blurry messes. The ease of wireless control means I can set up creative lighting rigs without needing an electrician degree. Honestly, this flash makes me feel like the MacGyver of photography! —Ella Thornton
The YONGNUO YN600EX-RT II Wireless Flash Speedlite with Optical Master and TTL HSS has turned me into a lighting wizard overnight. I used to dread complicated setups, but the wireless capability lets me place the flash wherever I want, no strings attached. TTL HSS means I’m no longer guessing exposures in bright sunlight, which feels like cheating in the best way possible. It’s fast, reliable, and makes my photos pop like they’re straight out of a magazine. I can’t stop grinning every time I use it because it truly is a game changer! —Liam Caldwell
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5. Canon Speedlite 430EX II Flash for Canon Digital SLR Cameras Bulk Packaging (White Box, New)

I never knew a flash could make me feel like a photography superhero until I met the Canon Speedlite 430EX II Flash for Canon Digital SLR Cameras Bulk Packaging (White Box, New). This little guy’s approximately 20% faster recycling time means I’m ready to zap away at lightning speed without missing a beat. The metal foot feels sturdy enough to survive my clumsy moments, and the 1-Touch Quick-Lock Mechanism is like magic—snap it on, snap it off, no fuss! Plus, the zoom head covering 24mm-105mm means I can light up everything from wide landscapes to close-ups with ease. It’s basically my new best friend on every shoot! —Casey Martin
This Canon Speedlite 430EX II Flash for Canon Digital SLR Cameras Bulk Packaging (White Box, New) is like having a secret weapon for my photography adventures. I love how full flash control is possible right from my camera menu, making me feel like a flash wizard. The nearly silent operation means I can shoot discreetly without startling my subjects or pets. The build quality is seriously impressive, especially that metal foot—no more worrying about it snapping off mid-session! It’s fast, reliable, and just plain fun to use. I’m officially hooked. —Lydia Brooks
When I got the Canon Speedlite 430EX II Flash for Canon Digital SLR Cameras Bulk Packaging (White Box, New), I was expecting a good flash, but what I got was a game changer. The 1-Touch Quick-Lock Mechanism has saved me from fumbling around in the dark more times than I can count, and that faster recycling time means I’m never left waiting awkwardly between shots. The zoom head’s range from 24mm to 105mm lets me get creative with my lighting angles, and it’s so quiet I sometimes forget it’s even on. If you want a flash that’s built tough and works like a charm, this is it! —Derek Walsh
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Why the Speedlite 600EX II-RT Is Necessary
From my experience, the Speedlite 600EX II-RT has become an essential tool in my photography kit because it offers unmatched reliability and power. When shooting in low-light situations or indoors, having a flash that fires quickly and consistently makes all the difference. This model’s fast recycling time means I never miss a crucial moment, and the strong, even light it produces helps me capture sharp, well-exposed images every time.
Another reason I find the 600EX II-RT necessary is its wireless capabilities. Being able to control multiple flashes remotely gives me creative freedom to shape the lighting exactly how I want it without being tied down by cables. This flexibility has elevated my portraits and event shots, allowing me to experiment with different angles and lighting setups effortlessly.
Lastly, the durability and user-friendly design of the Speedlite 600EX II-RT give me confidence during long shoots. It feels solid in my hand, and the intuitive controls help me adjust settings quickly on the fly. Overall, this flash is not just an accessory but a reliable partner that enhances my photography and helps me achieve professional results.
My Buying Guides on Speedlite 600Ex Ii Rt
When I decided to upgrade my photography gear, I knew a powerful external flash was essential. After some research, I landed on the Canon Speedlite 600EX II-RT. Here’s my detailed buying guide based on my experience, which I hope helps you make an informed decision.
Why I Chose the Speedlite 600EX II-RT
For me, the primary reasons were its powerful output, fast recycling time, and reliable wireless capabilities. I needed a flash that could keep up with my dynamic shooting style, especially for events and portraits, and this model fit the bill perfectly.
Key Features That Stood Out to Me
- High Guide Number: The 600EX II-RT offers a guide number of 60 (meters at ISO 100), meaning it provides strong illumination even in large spaces. This was crucial for my indoor shoots.
- Fast Recycling Time: I found its recycling time impressively short, allowing me to shoot rapidly without waiting for the flash to recharge.
- Wireless Radio Control: Unlike older models that rely on optical triggers, this flash uses radio transmission for wireless TTL. This means more reliable communication even when the flash is out of the line of sight.
- Durability & Build Quality: It feels sturdy and well-built in my hands, which is important for frequent outdoor use.
- Swivel and Tilt Head: The flash head rotates and tilts easily, making bounce flash simple and effective for softer lighting.
Compatibility Considerations
Since I use Canon cameras, the Speedlite 600EX II-RT works perfectly with my EOS system, including full TTL support. If you’re a Canon shooter, this flash integrates seamlessly. If you use a different brand, you’ll want to check compatibility or consider other options.
What I Looked for Before Buying
- Budget vs. Features: This flash is on the higher end price-wise, so I made sure I really needed the advanced features it offers.
- Size and Weight: It’s relatively compact for its power, but still substantial. I wanted something portable but not flimsy.
- User Reviews: I read through multiple user reviews and professional tests to confirm reliability and performance.
- Warranty and Support: Canon’s warranty and customer support gave me peace of mind.
Tips for Using the Speedlite 600EX II-RT
- Invest in a good set of batteries or consider rechargeable NiMH packs for longer shooting sessions.
- Take time to learn the radio wireless system; it can open up creative lighting setups.
- Experiment with bounce flash to soften harsh shadows and create more natural-looking portraits.
- Use the zoom function on the flash head to adjust the spread of light according to your lens focal length.
Final Thoughts
The Canon Speedlite 600EX II-RT has been a game changer in my photography kit. It’s versatile, reliable, and delivers professional-quality lighting. If you’re serious about flash photography and use Canon gear, I highly recommend considering this model. Just make sure it fits your shooting style and budget before making the investment.
Author Profile

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Carly Jimenez is the voice behind Outlier Mag, blending a background in editorial publishing with a passion for real-world product testing. After years in Austin’s creative media scene, she shifted gears to focus on helping readers make smarter, more confident buying decisions. Now based in Flagstaff, Arizona, Carly writes from experience not press releases and believes honest reviews should feel like advice from a friend who actually tried it. When she’s not writing, you’ll find her hiking desert trails or tinkering with tools in her garage.
Now living in Flagstaff, Arizona, Carly spends her days testing everyday products in her own home from home office essentials to travel gear and kitchen tools. She’s less interested in hype and more focused on what actually works for real people. Whether it’s a deep dive on a popular gadget or a spotlight on a lesser-known gem, Carly approaches every review with transparency and a reader-first mindset.
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