Samsung Galaxy S23 Ultra 256GB 12GB is now in stock at Mascom International for KSh 69,000, available at our Nairobi CBD store inside Old Mutual Building, First Floor Room 4, Kimathi Street. This used Samsung Galaxy S23 Ultra carries a 6.8-inch Dynamic AMOLED 2X display, the Snapdragon 8 Gen 2 for Galaxy chip, a 200MP main camera, and a 5,000 mAh battery. The S Pen stylus sits tucked inside the body. The Samsung Galaxy S23 Ultra 256GB reaches Mascom International as a carefully maintained international import, never deployed locally in Kenya before landing on our shelves.
The Samsung Galaxy S23 Ultra 256GB suits photographers, content creators, and business executives across Kenya who want a big screen and a real stylus in one phone. Wedding photographers shooting in Karen capture 200MP stills, then crop in tight without losing sharpness. Lawyers at Milimani Law Courts mark up documents on screen with the S Pen between hearings. Field engineers covering Nakuru and Eldoret read site plans on the 6.8-inch panel under bright sun. The 12GB of RAM keeps M-Pesa, banking apps, email, and a browser open at once without reloading. One charge covers a Westlands-to-Karen workday.
Unlike other electronics retailers in Kenya pricing comparable phones higher, Mascom International offers this used Samsung Galaxy S23 Ultra 256GB at KSh 69,000 with the full 200MP camera and 10x optical zoom intact. The model carried a launch price well above KSh 150,000 when it reached Kenya in early 2023.Buyers across Nairobi report the ultrasonic fingerprint reader and S Pen feel identical to a sealed unit. Every phone passes our hardware testing first. Visit Mascom International to handle the Samsung Galaxy S23 Ultra 256GB before you buy, or order for pay-on-arrival delivery to any of Kenya's 47 counties.
Common Questions About the Samsung Galaxy S23 Ultra 256GB
What makes the Samsung Galaxy S23 Ultra 256GB worth KSh 69,000 used?
The Samsung Galaxy S23 Ultra 256GB packs hardware that still beats most 2026 mid-range phones at this price. You get the 200MP main camera, 10x optical zoom telephoto, and a 6.8-inch QHD+ screen for KSh 69,000. The Snapdragon 8 Gen 2 for Galaxy chip handles heavy multitasking, mobile gaming, and 8K video without slowing down. Buying used at Mascom International saves you more than KSh 60,000 against the original Kenyan retail price. Each unit is tested and backed by a 6-month Mascom warranty.
How is a used Samsung Galaxy S23 Ultra 256GB different from a refurbished one?
Used means the original hardware, with no parts swapped and no factory reconditioning. This Samsung Galaxy S23 Ultra 256GB is a clean used import that was carefully maintained abroad and never sold locally in Kenya before reaching us. Refurbished phones get screens, batteries, or housings replaced by a vendor. We do not call this unit refurbished, because nothing has been rebuilt. We test the screen, cameras, battery health, S Pen, and charging port on every phone. You see honest condition notes before you pay.
How good is the 200MP camera on the Samsung Galaxy S23 Ultra 256GB?
The 200MP main sensor on the Samsung Galaxy S23 Ultra 256GB produces detailed daylight shots and clean low-light photos using pixel binning. It bins 16 pixels into one for brighter night images around Nairobi streets. Two telephoto lenses give 3x and 10x optical zoom, useful for events at the KICC or wildlife in the Mara. The autofocusing 12MP ultrawide captures group shots and landscapes. Video records up to 8K at 30fps. Content creators across Kenya use it for YouTube and TikTok footage without a separate camera.
Does the Samsung Galaxy S23 Ultra 256GB support Safaricom 5G?
Yes, the Samsung Galaxy S23 Ultra 256GB runs 5G on Safaricom's growing network across Nairobi, Mombasa, Kisumu, and Nakuru. It also works on Airtel Kenya and Telkom Kenya 4G LTE for full-speed data nationwide. Dual SIM support lets you run a Safaricom personal line and an Airtel business line at the same time. Wi-Fi 6E connects to faster routers at home and in the office. The phone handles video calls on Zoom and Microsoft Teams without dropping. Bluetooth 5.3 pairs with earbuds and car kits.
How long does the Samsung Galaxy S23 Ultra 256GB battery last?
The 5,000 mAh battery on the Samsung Galaxy S23 Ultra 256GB lasts a full day of heavy use for most owners. Expect a Westlands-to-Karen-and-back workday with calls, WhatsApp, maps, and social media still leaving charge by evening. The adaptive 1-120Hz screen drops to 1Hz on static text to save power. Wired 45W charging refills the battery quickly with a compatible Samsung adapter. Wireless charging works at 15W on any Qi pad. Battery health is tested on each used unit, and we share the result before sale.
Does the Samsung Galaxy S23 Ultra 256GB still get software updates?
Yes, the Samsung Galaxy S23 Ultra 256GB launched with Android 13 and One UI 5.1, and Samsung has pushed it to newer One UI versions since. Samsung promised four major Android upgrades and five years of security patches from launch in 2023. That means the phone keeps receiving monthly security updates well into the coming years. You get Samsung Pay, Samsung DeX desktop mode, and the full Galaxy app set. Banking and M-Pesa apps stay supported. This long update window is a key reason the used model holds value.
What can the S Pen do on the Samsung Galaxy S23 Ultra 256GB?
The built-in S Pen on the Samsung Galaxy S23 Ultra 256GB writes notes, signs documents, and edits photos with low latency. It slots into the body, so you never carry a separate stylus. Hover over text to translate single words, or use Air Actions to control the camera shutter from a distance. Lawyers sign PDFs on screen, and students mark up lecture slides at the University of Nairobi or Strathmore. The pen needs no charging for basic writing. Screen-off memos let you jot a quick note without unlocking.
Is the Samsung Galaxy S23 Ultra 256GB durable enough for daily use in Kenya?
Yes, the Samsung Galaxy S23 Ultra 256GB carries an IP68 rating, so it survives dust on Thika Road and unexpected Nairobi rains. Gorilla Glass Victus 2 covers the front and back, resisting scratches from keys and coins in pockets. The aluminum frame holds up to daily matatu commutes and boda boda rides. At 234 grams it feels solid in hand. The ultrasonic fingerprint reader works even with slightly wet fingers. As a tested used import, this unit ships in clean condition with any minor wear noted honestly before you pay.
Technical Specifications
Display and Screen Technology
- 6.8-inch Dynamic AMOLED 2X panel shows deep blacks and rich color for video and photos on the go
- QHD+ 3088x1440 resolution renders sharp text for reading contracts, emails, and e-books clearly
- Adaptive 1-120Hz refresh rate smooths scrolling through WhatsApp and Instagram while saving battery on static screens
- 1,750 nits peak brightness stays readable under direct Nairobi and Mombasa midday sun
- Gorilla Glass Victus 2 front resists scratches from keys, coins, and daily pocket wear
- Slim curved edges and a 19.3:9 ratio give more screen for split-screen multitasking
Processor and Real-World Speed
- Snapdragon 8 Gen 2 for Galaxy runs an overclocked CPU tuned by Samsung for higher speed
- The 4nm chip handles mobile gaming, 8K video, and four open apps without stutter
- 35 percent faster CPU than the prior generation cuts app load times noticeably
- 25 percent stronger GPU keeps titles like Call of Duty Mobile smooth at high settings
- Samsung DeX turns the phone into a desktop when plugged into a monitor
- Tested thermal behavior keeps everyday tasks cool, with throttling only under long heavy loads
Memory and Storage Configuration
- 12GB of LPDDR5X RAM holds many apps in memory so you switch without reloading
- 256GB of UFS 4.0 storage fits thousands of photos, full music libraries, and offline maps
- UFS 4.0 reads and writes data faster than older UFS 3.1 used in cheaper phones
- No microSD slot, so 256GB is the working space for files, apps, and 200MP shots
- Samsung Cloud and Google Photos free up local space by backing up your gallery
- 12GB RAM suits heavy users running M-Pesa, banking apps, and a browser together
Camera System and Imaging
- 200MP main sensor captures fine detail and crops tight without blur in good light
- Pixel binning combines 16 pixels into one for brighter, cleaner night shots
- 10MP telephoto gives 10x optical zoom for distant subjects at events and on safari
- Second 10MP telephoto adds 3x optical zoom for portraits and tight framing
- 12MP autofocusing ultrawide fits groups, rooms, and landscapes in one frame
- 12MP front camera handles selfies and sharp video calls on Zoom and Teams
- Records up to 8K at 30fps and 4K at 60fps for content work
Battery and Charging
- 5,000 mAh battery lasts a full workday of calls, maps, and social media for most users
- 45W wired charging refills quickly with a compatible Samsung Super Fast adapter
- 15W wireless charging works on any standard Qi pad at home or in the office
- Wireless PowerShare tops up earbuds or a friend's phone from the back of the device
- Adaptive refresh and power modes stretch screen time during long days away from a socket
- Battery health is measured on each used unit and shared before you buy
Connectivity and Network Support
- 5G works on Safaricom's expanding network across Nairobi, Mombasa, Kisumu, and Nakuru
- Compatible with Safaricom, Airtel Kenya, and Telkom Kenya for calls and 4G LTE data
- Dual SIM support runs a personal line and a business line at the same time
- Wi-Fi 6E connects to faster home and office routers with less congestion
- Bluetooth 5.3 pairs with earbuds, smartwatches, and car audio systems
- NFC enables tap payments, and UWB supports precise device finding and file sharing
Box Contents
This used Samsung Galaxy S23 Ultra 256GB ships with the handset, its built-in S Pen, a compatible USB-C charging cable, and a SIM ejector tool. As an international import, it does not come in the original sealed retail box. Samsung does not include a power adapter with any S23 Ultra. Compatible 25W and 45W Samsung Super Fast chargers are available separately at Mascom International we suggest the 45W adapter for full charging speed.
Warranty Coverage
This Samsung Galaxy S23 Ultra 256GB is a carefully maintained international import, never deployed locally in Kenya. Mascom International provides a 6-month warranty covering hardware functionality, including the screen, cameras, battery, and charging port. Our Nairobi CBD service desk handles any warranty claims directly, so you deal with a local team rather than an overseas seller.
Where to Buy the Samsung Galaxy S23 Ultra 256GB in Kenya
Samsung Galaxy S23 Ultra 256GB is available now at Mascom International, located at Old Mutual Building, First Floor Room 4, Kimathi Street, Nairobi CBD. Visit our store Monday through Saturday, 9:00 AM to 7:00 PM, to test the Samsung Galaxy S23 Ultra 256GB in person before purchase. Available colors: Phantom Black, Green, Cream, and Lavender, subject to current stock.
Order through any of the following:
- Phone: +254 708 852 521
- Email: info@mascomintl.com
- Website: www.mascomintl.com
Mascom International ships the Samsung Galaxy S23 Ultra 256GB across all 47 Kenyan counties with pay-on-arrival delivery you pay only when the phone reaches you. Nairobi, Mombasa, Kisumu, Nakuru, and Eldoret receive next-business-day delivery. Other locations including Lodwar, Wajir, Mandera, and Marsabit receive delivery within 2-3 business days.
This Samsung Galaxy S23 Ultra 256GB is a tested used import carrying a 6-month Mascom International warranty on hardware functionality. Buyers across Kenya rely on Mascom International for honest specifications, fair used pricing, and reliable warranty backing on every smartphone we stock.
