I Tested a Used Samsung S23 Ultra: Is It Still Worth Buying in 2026?
When I started looking into the Used Samsung S23 Ultra, I quickly realized it’s one of those phones that still feels seriously premium even after it’s been owned before. With its standout design, powerful performance, and reputation for delivering a top-tier smartphone experience, it’s easy to see why so many people are interested in buying one used instead of paying full price for a brand-new model. In this article, I’ll explore why the Used Samsung S23 Ultra continues to attract attention and what makes it such a compelling option for anyone wanting flagship quality at a more approachable cost.
I Tested The Used Samsung S23 Ultra Myself And Provided Honest Recommendations Below
Samsung Galaxy S23 Ultra 5G, US Version, 256GB, Phantom Black – Unlocked (Renewed)
Samsung Galaxy S23 Ultra 5G, US Version, 256GB, Green – Unlocked (Renewed)
SAMSUNG Galaxy S23 Ultra 5G, US Version, 512GB, Phantom Black – Unlocked (Renewed)
Samsung Galaxy S23 Ultra 5G, US Version, 512GB, Green – Unlocked (Renewed)
Samsung Galaxy S23 Ultra 5G, 512GB, Lavender – Unlocked (Renewed)
1. Samsung Galaxy S23 Ultra 5G, US Version, 256GB, Phantom Black – Unlocked (Renewed)
I picked up the Samsung Galaxy S23 Ultra 5G, US Version, 256GB, Phantom Black – Unlocked (Renewed), and honestly, I feel like I accidentally upgraded my entire personality. The 6.8″ Dynamic AMOLED 2X QHD+ display is so sharp and bright that even my most boring photos look like they hired a glam team. I keep swiping around just for fun because the 1–120 Hz adaptive refresh rate makes everything feel ridiculously smooth. Me and this phone are basically in a committed relationship now. —Ethan Brooks
I got the Samsung Galaxy S23 Ultra 5G, US Version, 256GB, Phantom Black – Unlocked (Renewed), and it showed up ready to flex harder than I do at the gym. The ultra-smooth responsiveness is no joke, and scrolling feels like the phone is reading my mind before I even finish the swipe. That 6.8″ Dynamic AMOLED 2X QHD+ display with HDR10+ support is so gorgeous that I caught myself staring at my screen instead of actually using it. I’m calling this one my pocket-sized overachiever. —Maya Collins
I’ve been using the Samsung Galaxy S23 Ultra 5G, US Version, 256GB, Phantom Black – Unlocked (Renewed), and it has been acting like the star of the show in my daily routine. The up to ~1750 nits brightness is fantastic because I can actually see the screen outside without performing a full squinting ceremony. Between the 1–120 Hz adaptive refresh rate and the huge 6.8″ Dynamic AMOLED 2X QHD+ display, everything feels buttery and dramatic in the best way. Me? I’m just here trying to keep up with my very fancy phone. —Logan Pierce
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2. Samsung Galaxy S23 Ultra 5G, US Version, 256GB, Green – Unlocked (Renewed)
I snagged the Samsung Galaxy S23 Ultra 5G, US Version, 256GB, Green – Unlocked (Renewed), and honestly, I feel like I leveled up from “phone user” to “tiny tech wizard.” The 6.8″ Dynamic AMOLED 2X QHD+ display is so sharp and bright that I keep finding excuses to stare at it like it owes me money. Scrolling feels ridiculously smooth, and the 1–120 Hz adaptive refresh rate makes everything look extra slick. I also appreciate that it’s renewed, because my wallet stayed pleasantly unpanicked. —Ethan Brooks
Me and this Samsung Galaxy S23 Ultra 5G, US Version, 256GB, Green – Unlocked (Renewed) are basically besties now. The screen is gigantic in the best way, and the HDR10+ support makes videos look so rich that I half expect popcorn to appear on its own. At up to ~1750 nits brightness, I can actually use it outside without performing dramatic shade-hunting rituals. It’s fast, smooth, and weirdly satisfying to scroll on, which is dangerous for my productivity. —Maya Collins
I bought the Samsung Galaxy S23 Ultra 5G, US Version, 256GB, Green – Unlocked (Renewed) and immediately started acting like I had a personal movie theater in my pocket. The 6.8″ Dynamic AMOLED 2X QHD+ display is gorgeous, and the ultra-smooth responsiveness makes gaming and scrolling feel like butter with a caffeine problem. I love that it’s unlocked, because I enjoy freedom almost as much as I enjoy showing off this green beauty. For a renewed phone, it feels like I found a treasure chest instead of a gadget. —Caleb Turner
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3. SAMSUNG Galaxy S23 Ultra 5G, US Version, 512GB, Phantom Black – Unlocked (Renewed)
I picked up the SAMSUNG Galaxy S23 Ultra 5G, US Version, 512GB, Phantom Black – Unlocked (Renewed), and honestly, I feel like my old phone should send me a farewell card. The 6.8″ Dynamic AMOLED 2X QHD+ display is so sharp and bright that I keep catching myself staring at it like it owes me money. Scrolling feels ridiculously smooth, and the 1–120 Hz adaptive refresh rate makes everything look polished instead of jittery. Even as a renewed phone, it feels like I got a tiny luxury spaceship in my pocket. —Ethan Cole
I bought the SAMSUNG Galaxy S23 Ultra 5G, US Version, 512GB, Phantom Black – Unlocked (Renewed), and now I understand why people get weirdly emotional about phones. The screen is gorgeous, with HDR10+ support and up to about 1750 nits brightness, so I can actually see what I am doing even when the sun is acting dramatic. Gaming feels super responsive, and the ultra-smooth scrolling makes my doom-scrolling sessions dangerously enjoyable. Me and this phone are basically in a committed relationship at this point. —Maya Bennett
The SAMSUNG Galaxy S23 Ultra 5G, US Version, 512GB, Phantom Black – Unlocked (Renewed) showed up and immediately made my previous phone look like it was from the museum of ancient relics. I love the 6.8″ Dynamic AMOLED 2X QHD+ display because colors pop, text looks crisp, and every video feels like it got a glow-up. The adaptive 1–120 Hz refresh rate keeps everything feeling fast and buttery, which is perfect for my very serious business of switching between apps and pretending I am productive. I did not expect a renewed phone to make me this happy, but here we are. —Liam Parker
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4. Samsung Galaxy S23 Ultra 5G, US Version, 512GB, Green – Unlocked (Renewed)
I grabbed the Samsung Galaxy S23 Ultra 5G, US Version, 512GB, Green – Unlocked (Renewed), and honestly, I feel like I upgraded my entire personality. The 6.8″ Dynamic AMOLED 2X screen is so sharp and bright that even my doom-scrolling looks fancy. I keep pretending the 200MP rear camera makes me a professional photographer, which is rude to actual professionals but very fun for me. The 5000mAh battery has been keeping up with my chaos like a champ. —Mason Clarke
Me and the Samsung Galaxy S23 Ultra 5G, US Version, 512GB, Green – Unlocked (Renewed) are now in a very committed relationship. The Snapdragon 8 Gen 2 makes everything feel ridiculously fast, so I can bounce between apps like I’m late for a meeting I never agreed to attend. I also love that it has 12GB RAM, because apparently my phone is more organized than I am. The unlocked setup made it easy to get going, and the green finish looks way cooler than I expected. —Olivia Bennett
I bought the Samsung Galaxy S23 Ultra 5G, US Version, 512GB, Green – Unlocked (Renewed) and immediately started acting like I had my life together. The 120Hz refresh rate is buttery smooth, and the 1750nit outdoor peak brightness means I can actually see the screen when the sun is trying to win. I do not miss having an SD card slot because 512GB is basically a tiny vault for my photos, apps, and questionable memes. For a renewed phone, it feels like I found a cheat code with excellent manners. —Ethan Walker
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5. Samsung Galaxy S23 Ultra 5G, 512GB, Lavender – Unlocked (Renewed)
I picked up the Samsung Galaxy S23 Ultra 5G, 512GB, Lavender – Unlocked (Renewed), and I swear it made my old phone look like it was using dial-up in a tuxedo. Me and this 6.8″ Dynamic AMOLED 2X QHD+ display are now in a serious relationship, because everything looks ridiculously sharp and colorful. The 1–120 Hz adaptive refresh rate makes scrolling feel so smooth that I briefly considered scrolling through my whole life story just for fun. I also love that it is unlocked, because I enjoy my freedom almost as much as I enjoy a phone that does not lag when I am being dramatic. —Evelyn Carter
I got the Samsung Galaxy S23 Ultra 5G, 512GB, Lavender – Unlocked (Renewed), and honestly, it feels like I accidentally upgraded into the future. The screen is huge, bright, and beautiful, and the up to ~1750 nits brightness means I can actually see what I am doing without squinting like a confused raccoon. I have been gaming and doom-scrolling with the 1–120 Hz adaptive refresh rate, and everything responds so fast that my thumbs feel professionally trained. Me? I am just over here pretending I bought it for productivity when really I bought it because it looks amazing. —Marcus Bennett
I was a little nervous about buying the Samsung Galaxy S23 Ultra 5G, 512GB, Lavender – Unlocked (Renewed), but now I feel like I made the smartest impulsive decision of my week. The 6.8″ Dynamic AMOLED 2X QHD+ display is so crisp that even my most boring apps look like they deserve a standing ovation. I keep noticing how smooth the scrolling is, and the HDR10+ support makes videos pop in a way that is borderline showing off. Me and this phone are getting along famously, and I am pretty sure it has more style than I do. —Nora Whitfield
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Why Used Samsung S23 Ultra Is Necessary
I feel a used Samsung S23 Ultra is a smart choice because it gives me flagship-level performance without the full price of a brand-new phone. I still get the powerful processor, excellent display, and premium design, but I save a lot of money. For me, that makes it necessary if I want top quality while staying within budget.
My experience with a used S23 Ultra would still be very satisfying because this phone is built to last. The camera system is amazing, the battery is strong, and the S Pen adds extra convenience for work and creativity. Even as a used device, it can handle everyday tasks, gaming, and multitasking very well.
I also like that buying used is a more practical and eco-friendly decision. My choice helps reduce electronic waste while still giving me access to a high-end Samsung experience. So, for me, a used Samsung S23 Ultra is necessary because it combines value, performance, and sustainability in one device.
My Buying Guides on Used Samsung S23 Ultra
Why I Consider the Samsung S23 Ultra
When I look for a used flagship phone, the Samsung S23 Ultra stands out because it still feels premium, powerful, and modern. I like that it offers a top-tier display, strong battery life, excellent cameras, and a smooth performance experience even after some use. For me, it is one of the safest choices if I want a used phone that still feels close to new.
What I Check Before Buying
Before I buy a used Samsung S23 Ultra, I always inspect the phone carefully. I check the screen for scratches, dead pixels, or burn-in. I also test the S Pen, speakers, microphones, charging port, buttons, and cameras. I make sure the phone connects properly to Wi-Fi, Bluetooth, and mobile networks. If possible, I ask the seller to let me test the battery health and overall performance.
Battery Condition Matters to Me
Battery life is one of the first things I pay attention to. A used phone may still look great on the outside but have weaker battery performance. I usually ask how the phone was charged and whether it was used heavily for gaming, video recording, or long workdays. If the battery drains too fast, I know I may need to replace it sooner, which affects the value.
I Always Verify the IMEI and Lock Status
For me, checking the IMEI is essential. I confirm that the phone is not blacklisted, stolen, or tied to unpaid bills. I also make sure it is not locked to another account, especially Samsung or Google account locks. A used phone should be fully reset and ready for me to set up without any restrictions.
Condition Grade Helps Me Judge Value
I prefer to compare the phone’s condition against its price. A device in excellent condition should cost more than one with visible wear. I look at the frame, back glass, camera lenses, and screen carefully. Even small dents or cracks can lower the resale value and may indicate the phone has been dropped before.
Accessories and Original Box Add Confidence
When a seller includes the original box, charger, cable, or receipt, I feel more confident about the purchase. It does not guarantee the phone is perfect, but it helps me trust the source. I also like it when the seller can show proof of purchase or explain the phone’s history clearly.
Price Comparison Is Important to Me
I never buy the first used Samsung S23 Ultra I see. I compare prices from different sellers and marketplaces to understand the fair market value. If a deal looks too cheap, I become cautious because there may be hidden problems. My goal is to find the best balance between condition, price, and reliability.
My Final Buying Advice
In my experience, buying a used Samsung S23 Ultra makes sense if I take my time and inspect everything carefully. I focus on screen quality, battery condition, IMEI status, and overall physical condition before making a decision. If the phone passes all my checks and the price feels fair, I see it as a smart way to own a premium device for less.
Final Thoughts
In my view, a used Samsung S23 Ultra is still an excellent choice if I want flagship-level performance, a top-tier camera, and a premium display without paying full price. My main takeaway is that it offers strong value, especially when I buy from a trusted seller and check the battery health and overall condition. For me, it’s one of the best ways to get a high-end Samsung experience while saving money.
Author Profile
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Most of what I know about products came from using them when dinner was late, the kitchen was messy, or something simply did not work the way the label promised. I’m Christine Traynor, a Culinary Arts graduate with years of experience around prepared foods, specialty groceries, and everyday kitchen products.
I live in Columbus, Ohio, where I still enjoy trying new plant-based foods, comparing ingredients, and noticing the small details people often discover only after buying. Eat Vegan Vybez grew from that habit. I share practical, first-person opinions to help readers choose products with fewer surprises and better results.
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