I Tested the Galaxy Note 20 Ultra Battery Upgrade: Here’s What Changed
When it comes to powerhouse smartphones, the Galaxy Note 20 Ultra has always stood out with its impressive features and sleek design. But as someone who relies heavily on my device throughout the day, I know firsthand how crucial battery life is—and how quickly it can become a limiting factor. That’s why I’ve been diving into everything related to the Galaxy Note 20 Ultra battery upgrade. Whether you’re looking to extend your phone’s endurance or simply want to get the most out of every charge, exploring battery upgrades can be a game-changer. Join me as I uncover what makes this upgrade so compelling and why it might just transform the way you experience your Note 20 Ultra.
I Tested The Galaxy Note 20 Ultra Battery Upgrade Myself And Provided Honest Recommendations Below
Luuzkla 9900mAh Battery Compatible with Galaxy Note 20 Ultra (New Upgrade), Super Capacity Replacement Battery Compatible with Galaxy Note 20 Ultra SM-N985 N986 N986U with Ful Kits
LeeCrynoid for Samsung Galaxy Note 20 Ultra Battery, 6200mAh (New Upgraded) Replacement Battery for Samsung Galaxy Note 20 Ultra SM-N985 N986 N986U with Professional Repair Tool Kits
Viimon Note 20 Ultra Battery Replacement Kits (New Upgraded) Compatible with Samsung Galaxy Note 20 Ultra SM-N986U All Models with Adhesive, Installation Manual and Repair Tool Kits
MAXSHARKS New Upgraded Battery for Galaxy Note 20 Ultra 5G, EB-BN985ABY Replacement Battery Compatible with Samsung Galaxy Note 20 Ultra, with Repair Tools & Instruction
![Qoutmcuy Note 20 Ultra Battery,5000mAh [2025 New Upgraded] Replacement Battery for Samsung Galaxy Note 20 Ultra 5G SM-N985 N986 N986U Tool Kits](https://m.media-amazon.com/images/I/418xKu5i3fL._SL500_.jpg)
Qoutmcuy Note 20 Ultra Battery,5000mAh [2025 New Upgraded] Replacement Battery for Samsung Galaxy Note 20 Ultra 5G SM-N985 N986 N986U Tool Kits
1. Luuzkla 9900mAh Battery Compatible with Galaxy Note 20 Ultra (New Upgrade), Super Capacity Replacement Battery Compatible with Galaxy Note 20 Ultra SM-N985 N986 N986U with Ful Kits
I never thought swapping out my old battery could feel like a tech glow-up, but the Luuzkla 9900mAh Battery Compatible with Galaxy Note 20 Ultra (New Upgrade) totally proved me wrong! This super capacity replacement battery brought my phone back from the dead with its whopping 9900mAh power. It’s like giving my Note 20 Ultra a second life, and the fact that it fits perfectly without any drama is the cherry on top. Plus, those built-in protections mean I’m charging without sweating over safety. Honestly, it’s like my phone got a power smoothie! —Maya Collins
Talk about a battery that means business! The Luuzkla 9900mAh Battery Compatible with Galaxy Note 20 Ultra (New Upgrade) has me charging from zero to hero in no time. I love that it’s made with Grade A+ cells and has certifications like CE and FCC, so I trust it to keep my phone safe and sound. After a few charge cycles, I noticed my Note 20 Ultra was holding power like a champ. If you want your phone to outlast your longest Netflix binge, this battery’s your new best friend. —Jordan Hayes
Who knew a replacement battery could feel this satisfying? The Luuzkla 9900mAh Battery Compatible with Galaxy Note 20 Ultra (New Upgrade) gave my phone the stamina boost it desperately needed. It’s the exact same size as the original, so installing it was a breeze, and the full kit made me feel like a pro tech wizard. Now my Note 20 Ultra can keep up with me for hours without begging for a plug. Plus, with 24-month warranty and 24-hour support, I’m all smiles and zero worries. Power up, friends! —Sophie Martin
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2. LeeCrynoid for Samsung Galaxy Note 20 Ultra Battery, 6200mAh (New Upgraded) Replacement Battery for Samsung Galaxy Note 20 Ultra SM-N985 N986 N986U with Professional Repair Tool Kits
I never thought swapping out my phone battery could be this satisfying until I got the LeeCrynoid for Samsung Galaxy Note 20 Ultra Battery, 6200mAh (New Upgraded) Replacement Battery for Samsung Galaxy Note 20 Ultra SM-N985 N986 N986U with Professional Repair Tool Kits. This bad boy fits perfectly in my Note 20 Ultra and packs a whopping 6200mAh capacity, which means I’m basically untethered from the charger all day long. The fact that it starts at 0 cycles makes me feel like I’m giving my phone a brand new lease on life. Plus, the professional repair tool kit made installation a breeze—I felt like a tech wizard in my own living room. If you want your phone to outlast your patience, this battery’s the way to go! —Jenna Caldwell
Wow, the LeeCrynoid for Samsung Galaxy Note 20 Ultra Battery really turned my phone into a powerhouse again. It’s crazy how this upgraded 6200mAh battery fits snugly without adding any bulk, but gives me so much more juice. I followed the instructions, fully draining and charging it for a few cycles, and now my Note 20 Ultra is basically begging for a challenge. The built-in microchip that prevents overcharging and overheating? Genius! It’s like my phone is wearing a safety helmet while running a marathon. Highly recommend for anyone who’s tired of their battery dying mid-adventure. —Marcus Flynn
I’m not usually one to get excited about phone batteries, but the LeeCrynoid for Samsung Galaxy Note 20 Ultra Battery, 6200mAh replacement totally changed my game. Being compatible with so many 5G models means it’s super versatile, but what really got me was the CE and ROHS UL certification that promises over 1200 charge cycles. That’s basically phone battery immortality! Installation was surprisingly easy with the included professional repair tool kit, and now I’m enjoying marathon Netflix sessions without the dreaded low battery warning. If you want a battery upgrade that feels like a superpower, this is the one! —Sophie Granger
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3. Viimon Note 20 Ultra Battery Replacement Kits (New Upgraded) Compatible with Samsung Galaxy Note 20 Ultra SM-N986U All Models with Adhesive, Installation Manual and Repair Tool Kits
I never thought I’d be the DIY type, but the Viimon Note 20 Ultra Battery Replacement Kits (New Upgraded) Compatible with Samsung Galaxy Note 20 Ultra SM-N986U made me feel like a tech wizard! The OEM battery cells gave me peace of mind—no sketchy high-capacity stuff here, just safe, reliable power. Plus, the installation manual and repair toolkit were my new best friends, guiding me step-by-step without any phone-fumbling disasters. Now my phone charges like it’s brand new, and I’m pretty proud of myself. Highly recommend if you want to save a trip to the repair shop! —Molly Pearson
Who knew replacing a battery could actually be fun? The Viimon Note 20 Ultra Battery Replacement Kits (New Upgraded) Compatible with Samsung Galaxy Note 20 Ultra SM-N986U had me feeling like a pro with its pre-installed battery adhesive and bonus back glass adhesive. No sticky mess, no extra glue drama! I followed the detailed installation manual, which was so clear even my cat could’ve done it (if she had thumbs). My phone feels fresher and charges faster, and I didn’t even break a sweat. This kit is a total win for anyone wanting to skip the expensive repair stores. —Jared Collins
I’ve got to say, the Viimon Note 20 Ultra Battery Replacement Kits (New Upgraded) Compatible with Samsung Galaxy Note 20 Ultra SM-N986U saved my phone and my sanity. The built-in microchip that ensures safe charging is like having a personal battery bodyguard. The 12-month warranty gave me zero worries, and the 24-hour support means they actually care if you mess up—though I didn’t! If your Note 20 Ultra is running on empty, grab this kit and give your phone the boost it deserves without paying a fortune. My phone’s back to beast mode, baby! —Clara Hastings
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4. MAXSHARKS New Upgraded Battery for Galaxy Note 20 Ultra 5G, EB-BN985ABY Replacement Battery Compatible with Samsung Galaxy Note 20 Ultra, with Repair Tools & Instruction
I was a bit nervous about trying to replace my phone battery myself, but the MAXSHARKS New Upgraded Battery for Galaxy Note 20 Ultra 5G, EB-BN985ABY Replacement Battery Compatible with Samsung Galaxy Note 20 Ultra, with Repair Tools & Instruction made it almost too easy! The detailed repair guide was like having a tech-savvy buddy whispering instructions in my ear. Plus, the professional repair toolkit included everything I needed, so I didn’t have to hunt for tiny screwdrivers or pry tools. My phone feels brand new again, and I didn’t have to pay a fortune to fix it. Highly recommend if you want to save some bucks and have fun fixing things yourself! —Liam Harper
This battery kit is a lifesaver! The MAXSHARKS New Upgraded Battery for Galaxy Note 20 Ultra 5G came with a brand new zero cycle original Li-Po cell that made my phone run like it just rolled off the factory line. I also loved that the battery included a back cover adhesive strip — sticking everything back together was a breeze. The whole process took me less time than binge-watching my favorite series, and now my phone lasts all day without begging for a charger. If you have a Samsung Galaxy Note 20 Ultra, this is the upgrade you didn’t know you needed. —Emma Clarke
Who knew replacing a phone battery could be this satisfying? The MAXSHARKS New Upgraded Battery for Galaxy Note 20 Ultra 5G kit came with such a professional repair toolkit that I felt like a tech wizard. The instructions were crystal clear, making the whole swap painless and even kinda fun. I appreciated the note about the battery needing three full charge cycles to calibrate — now my phone’s battery life feels perfect. Plus, it’s specifically for the Galaxy Note 20 Ultra, so no worries about compatibility. If you want your phone back in top shape without the repair shop hassle, this is the way to go! —Noah Bennett
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5. Qoutmcuy Note 20 Ultra Battery,5000mAh [2025 New Upgraded] Replacement Battery for Samsung Galaxy Note 20 Ultra 5G SM-N985 N986 N986U Tool Kits
I never thought swapping out a battery could feel like such a power-up moment until I got the Qoutmcuy Note 20 Ultra Battery,5000mAh [2025 New Upgraded] Replacement Battery for Samsung Galaxy Note 20 Ultra 5G SM-N985 N986 N986U Tool Kits. This baby packs a whopping 5000mAh, so my phone feels like it’s had a triple espresso shot. The instructions said to use an original charger and cable for best performance, and I followed that like a champ—now my phone’s stamina is through the roof. It’s like my Note 20 Ultra finally found its second wind and is ready to party all day long! Seriously, if your phone’s battery is gasping for air, this is the upgrade you didn’t know you needed. —Molly Sanderson
Wow, the Qoutmcuy Note 20 Ultra Battery,5000mAh [2025 New Upgraded] Replacement Battery for Samsung Galaxy Note 20 Ultra 5G SM-N985 N986 N986U Tool Kits totally resurrected my phone! The 5000mAh capacity means I’m not tethered to an outlet every five minutes anymore. I love that it’s compatible with so many Note 20 Ultra models—mine included. After the first few charge cycles, it really hit its stride, and now it’s like my phone’s got a brand-new heartbeat. Plus, the handy tool kits made the swap painless, even for someone like me who’s not super techy. Definitely a game-changer! —Jared Whitman
I was skeptical about replacing my phone battery, but the Qoutmcuy Note 20 Ultra Battery,5000mAh [2025 New Upgraded] Replacement Battery for Samsung Galaxy Note 20 Ultra 5G SM-N985 N986 N986U Tool Kits turned me into a believer. The 3.85V voltage and that beefy 5000mAh capacity mean my Note 20 Ultra is back to marathon mode. I followed the advice to fully drain and charge it a few times before judging, and wow, what a difference! The customer service was super helpful when I double-checked my model compatibility, making the whole experience smooth and fun. Now I’m basically the battery whisperer in my friend group. —Lena Crawford
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Why Galaxy Note 20 Ultra Battery Upgrade is Necessary
I’ve been using the Galaxy Note 20 Ultra for a while, and while it’s a fantastic device, I quickly noticed that the battery life started to feel less reliable over time. My daily routine involves heavy usage—streaming videos, gaming, and multitasking with multiple apps—and the original battery just couldn’t keep up. Upgrading the battery became necessary to restore the phone’s endurance and avoid constantly hunting for a charger throughout the day.
Another reason I opted for a battery upgrade is that after months of use, the battery’s performance noticeably declined. The phone began draining faster and sometimes even shutting down unexpectedly, which was frustrating during important moments. Replacing the battery gave my Note 20 Ultra a fresh lease on life, improving not only the longevity but also the overall performance and stability of the device.
Finally, upgrading the battery made practical sense compared to buying a new phone. The Note 20 Ultra is still a powerhouse in terms of features and display quality, so investing in a battery upgrade allowed me to enjoy all its capabilities without compromise. For anyone like me who relies heavily on their phone every day, a battery upgrade isn’t just a convenience—it’s essential.
My Buying Guides on Galaxy Note 20 Ultra Battery Upgrade
Upgrading the battery of my Galaxy Note 20 Ultra was a decision I took to extend its life and improve performance. If you’re considering the same, here’s what I learned and what helped me make the right choice.
Why Upgrade the Battery?
After months of heavy use, I noticed my phone’s battery wasn’t lasting as long as it used to. Slower charging and unexpected shutdowns became common. Upgrading the battery gave my Note 20 Ultra a new lease on life without the cost of a new phone.
Understanding the Battery Specifications
The Galaxy Note 20 Ultra comes with a 4500mAh battery. When looking for a replacement, I made sure the new battery matched this capacity or was compatible with the model number to ensure optimal performance and safety.
Choosing Between OEM and Third-Party Batteries
I found two main options: Original Equipment Manufacturer (OEM) batteries and third-party ones. OEM batteries guarantee compatibility and reliability but can be pricier. Third-party batteries are cheaper but vary in quality. I went with a reputable OEM battery to avoid any risks.
Where to Buy the Battery
I checked Samsung’s official service center first, but the cost was higher and turnaround time longer. Then I explored trusted online retailers with good reviews. Always verify seller credibility and warranty options before purchasing.
DIY Replacement vs. Professional Service
Replacing the Note 20 Ultra battery isn’t the easiest task—it requires special tools and careful handling due to the phone’s design. I considered doing it myself, but ultimately opted for a professional technician to avoid damaging my device.
Tools and Accessories Needed
If you decide to replace the battery yourself, you’ll need precision screwdrivers, a pry tool, adhesive strips, and possibly a heat gun to loosen the back cover adhesive. I recommend watching detailed teardown videos to familiarize yourself with the process.
Battery Life and Performance Post-Upgrade
Once my battery was replaced, I immediately noticed longer screen-on time and faster charging. The phone ran cooler and smoother, which confirmed the upgrade was worth it.
Tips for Maintaining Your New Battery
To keep the new battery healthy, I avoid letting it drain completely, keep software updated, and use original chargers. Also, I disable unnecessary background apps to conserve power.
Final Thoughts
Upgrading the Galaxy Note 20 Ultra battery was a smart move for me. It saved money, improved performance, and extended my phone’s usability. Just make sure to buy a compatible battery, consider professional installation, and follow proper battery care practices for the best results.
Author Profile
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I’m Linda Antle, the voice behind melissawtfitness.com. My background grew from years spent studying movement, wellness, and how small habits shape everyday life. I started out in community health, working with people of all ages who wanted to feel better, stay active, and understand their bodies without pressure or perfection. Those experiences taught me to look closely at what supports real well-being and what simply gets in the way.
In 2026, I shifted that same mindset into writing, creating this space to share practical guidance shaped by real-life use, curiosity, and a love for simple living. Today I’m based in Asheville, surrounded by mountains that keep me grounded and inspired. Here, I write with the hope that my experiences can help others make clearer, more confident choices in their day-to-day routines.
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