Galaxy S23 Ultra vs S26 Ultra: Which Is Better?

Is the Galaxy S26 Ultra a big enough upgrade over the Galaxy S23 Ultra to justify switching phones? Yes, for most S23 Ultra owners who want newer performance, better charging, a lighter design, and stronger camera hardware. However, the S23 Ultra still offers a powerful display, excellent cameras, an S Pen, and a dedicated 10x optical telephoto.

For readers ready for the newer model, the Samsung Galaxy S26 Ultra is the better long-term choice. The S23 Ultra remains attractive when a lower price matters more than the newest hardware.

This comparison covers the display, performance, cameras, battery, charging, S Pen, design, software, and overall value. It also explains who should upgrade and who should keep the S23 Ultra.

Galaxy S23 Ultra vs S26 Ultra: The Bottom Line

The Galaxy S26 Ultra is the better phone overall. It delivers a newer processor, lighter body, faster charging, improved ultrawide camera hardware, and newer AI features.

However, the S23 Ultra remains competitive in several important areas. The phone still has a QHD+ 120Hz AMOLED display, a 200MP main camera, a 5,000mAh battery, and a dedicated 10x optical telephoto.

Which Galaxy Ultra Should You Buy?

Buy the Galaxy S26 Ultra if you want the newest Samsung Ultra experience and plan to keep the phone for years.

Keep or buy the Galaxy S23 Ultra if the price is much lower and the current hardware already meets your needs.

Samsung Galaxy S26 Ultra

Best Overall

Best For: Buyers who want the most advanced Galaxy Ultra experience.

The S26 Ultra earns the top position because Samsung improves several areas without abandoning the Ultra formula. The phone is thinner and lighter while increasing the display size to 6.9 inches.

The newer Snapdragon 8 Elite Gen 5 for Galaxy also gives the S26 Ultra a major performance advantage. Faster charging and a redesigned camera system add more practical reasons to upgrade.

The S26 Ultra is the better choice for new buyers and demanding users. However, S23 Ultra owners should upgrade only if those improvements matter in daily use.

Samsung Galaxy S23 Ultra

Best Value for Existing Owners

Best For: S23 Ultra owners who want to keep a capable flagship instead of upgrading.

The S23 Ultra remains a powerful flagship despite being older. The Snapdragon 8 Gen 2 for Galaxy still handles everyday apps, multitasking, photography, and demanding games well.

The dedicated 10x optical telephoto also remains an important advantage for long-distance photography. The integrated S Pen and QHD+ 120Hz display further preserve the phone’s flagship appeal.

However, the S23 Ultra lacks the S26 Ultra’s newer processor, faster charging, lighter body, Privacy Display, and upgraded ultrawide camera.

Galaxy S23 Ultra vs S26 Ultra Specs

The S26 Ultra improves the core hardware while keeping the same 5,000mAh battery capacity. The biggest changes appear in processing power, cameras, charging, dimensions, and display technology.

For official specifications, compare the Samsung Galaxy S23 Ultra specifications with Samsung’s official Galaxy S26 Ultra specifications and features.

Galaxy S23 Ultra vs S26 Ultra Display

The S26 Ultra has the larger and more advanced display. Samsung increases the screen from 6.8 inches to 6.9 inches while retaining QHD+ resolution and a 120Hz adaptive refresh rate.

The S23 Ultra already delivers excellent image quality and smooth scrolling. Therefore, the display upgrade feels evolutionary rather than revolutionary for most S23 Ultra owners.

The S26 Ultra adds another important feature called Privacy Display. The feature can restrict viewing angles, which helps protect sensitive information in public places.

Samsung also uses newer protective glass technology on the S26 Ultra. That makes the newer model more appealing to buyers who prioritize screen durability and privacy.

Read Samsung’s explanation of Galaxy S26 Ultra Privacy Display for the feature’s supported controls.

S23 Ultra vs S26 Ultra Performance

The Galaxy S26 Ultra is substantially faster than the S23 Ultra. The S26 Ultra uses the Snapdragon 8 Elite Gen 5 for Galaxy, while the S23 Ultra uses Snapdragon 8 Gen 2 for Galaxy.

The newer processor benefits demanding games, intensive multitasking, AI processing, and other workloads. The S23 Ultra still performs well for normal apps and everyday tasks.

For most users, the difference appears most clearly during demanding workloads. Basic messaging, browsing, streaming, and social media do not require the newer chip.

Samsung also redesigned the S26 Ultra’s cooling system. As a result, demanding workloads can benefit from improved thermal management.

Which Is Better for Gaming?

The S26 Ultra is better for demanding gaming. Its newer processor and cooling system give it more performance headroom.

The S23 Ultra remains a capable gaming phone, especially when its lower purchase price matters. However, gamers buying a phone for several years should favor the newer chipset.

If heat becomes an issue, see the guide to fixing Galaxy S26 Ultra overheating while gaming.

Galaxy S23 Ultra vs S26 Ultra Camera

The S26 Ultra has the more advanced overall camera system. Both phones use a 200MP main camera, but Samsung substantially upgrades the supporting cameras on the newer model.

The S23 Ultra uses a 12MP ultrawide camera and two 10MP telephoto cameras. The S26 Ultra adds a 50MP ultrawide camera and a 50MP 5x telephoto.

That difference matters because the supporting cameras handle many real-world shooting situations. The S26 Ultra therefore offers a more versatile modern camera setup.

S23 Ultra 200MP Camera

The S23 Ultra’s 200MP main camera remains highly capable. The large sensor provides plenty of detail and supports Samsung’s pixel-binning technology.

For a deeper technical explanation, see our guide to Samsung Galaxy S23 Ultra camera specifications.

S26 Ultra Camera Improvements

The S26 Ultra’s biggest camera hardware improvement is the 50MP ultrawide camera. The newer 50MP 5x telephoto also gives the phone a high-resolution dedicated zoom camera.

The S23 Ultra has a dedicated 10x optical telephoto, however. Therefore, the S23 Ultra still has a distinct hardware advantage for native 10x optical capture.

The S26 Ultra instead provides 10x optical-quality zoom through its newer imaging system. That distinction is important because optical zoom and optical-quality zoom are not identical technologies.

For S23 Ultra owners interested in improving night shots, see our guide to Galaxy S23 Ultra camera settings for night photography.

Which Phone Has Better Zoom?

The answer depends on the zoom level. The S23 Ultra has a dedicated 10x optical telephoto, while the S26 Ultra has a 50MP 5x optical telephoto.

Samsung’s newer model provides 10x optical-quality zoom. Therefore, the S26 Ultra can still produce strong long-range images without using a dedicated 10x optical lens.

Buyers who frequently shoot at native 10x should consider this difference carefully. For broader camera versatility, the S26 Ultra has the stronger overall system.

Galaxy S23 Ultra vs S26 Ultra Battery Life

Both phones use a 5,000mAh battery. The S26 Ultra therefore does not win through greater battery capacity.

Instead, the newer processor and software can improve efficiency. Actual battery life still depends on screen brightness, network conditions, gaming, camera use, and background activity.

The S23 Ultra remains capable of all-day use for many owners. However, battery health becomes more important as an older phone accumulates charging cycles.

Does the S26 Ultra Charge Faster?

Yes, the S26 Ultra charges faster than the S23 Ultra. The newer phone supports up to 60W wired charging compared with up to 45W on the S23 Ultra.

Wireless charging also improves. The S26 Ultra supports up to 25W wireless charging, while the S23 Ultra supports a lower wireless charging rate.

Charging speed depends on the compatible charger, cable, battery temperature, and charging conditions. Therefore, maximum rated wattage does not guarantee the same charging time in every situation.

If your S26 Ultra charges more slowly than expected, see why Galaxy S26 Ultra charging can be slow.

What Charger Does the S26 Ultra Need?

A compatible high-output USB-C charger is required to reach the S26 Ultra’s maximum wired charging rate. The charger and cable must support the appropriate Samsung charging standard.

See our guide to the best Galaxy S26 Ultra chargers for Super Fast Charging 2.0 before buying a charger.

S Pen: S23 Ultra vs S26 Ultra

Both phones include an integrated S Pen. That makes either model useful for handwritten notes, editing, drawing, and productivity.

The S26 Ultra continues the built-in S Pen design. However, Samsung changed some functionality compared with older Ultra models.

The S26 Ultra S Pen does not support Bluetooth Low Energy features such as Air Actions. Therefore, users who rely on remote S Pen controls should understand this limitation before upgrading.

Samsung provides additional information about Galaxy S26 Ultra S Pen features.

S23 Ultra vs S26 Ultra Design and Weight

The S26 Ultra is thinner and lighter than the S23 Ultra. Samsung reduces thickness from 8.9mm to 7.9mm and lowers weight to 214g.

The S23 Ultra weighs about 233–234g depending on the regional specification. Therefore, the S26 Ultra removes roughly 19–20g from the phone.

That difference can matter during long periods of one-handed use. The larger 6.9-inch display also gives the newer model more screen area despite its thinner body.

Software and Long-Term Ownership

The S26 Ultra is the better choice for long-term ownership because it starts with newer hardware and software. Newer hardware also gives demanding applications more performance headroom over time.

The S23 Ultra remains a capable Android flagship. Existing owners do not need to upgrade simply because a newer model exists.

However, buyers starting from scratch should consider the expected ownership period. Paying for newer hardware can make more sense when the phone will remain in use for several years.

Should You Upgrade From S23 Ultra to S26 Ultra?

Upgrade to the S26 Ultra if the newer camera system, faster charging, lighter body, or performance improvements matter to you. Those are the biggest practical differences between the two phones.

The upgrade makes the most sense for users who:

• Want substantially newer processing hardware.
• Need faster wired and wireless charging.
• Want a lighter and thinner Ultra phone.
• Care about the 50MP ultrawide camera.
• Want the newer 50MP 5x telephoto.
• Want the S26 Ultra’s Privacy Display.
• Plan to keep the next phone for several years.

Keep the S23 Ultra if the current phone still performs well and the new features do not solve a specific problem.

The S23 Ultra remains especially attractive for users who value its dedicated 10x optical telephoto. A substantial price difference can also make keeping the older phone financially sensible.

Is the S23 Ultra Still Worth Buying?

Yes, the S23 Ultra can still be worth buying when available at a significantly lower price. The phone remains powerful and has several flagship-level features.

The strongest reasons to choose it are the 200MP main camera, dedicated 10x optical zoom, QHD+ 120Hz display, S Pen, and Snapdragon 8 Gen 2 for Galaxy.

However, buyers should compare the price against newer Samsung models. If the price gap becomes small, the S26 Ultra offers better long-term value.

For a deeper value discussion, read whether the Samsung Galaxy S23 Ultra is still worth it.

Galaxy S23 Ultra vs S26 Ultra: Which One Wins?

The Galaxy S26 Ultra wins the overall comparison. The newer phone improves performance, charging, camera versatility, weight, display technology, and newer software features.

However, the S23 Ultra remains surprisingly competitive. Its dedicated 10x optical telephoto, strong main camera, excellent display, and S Pen keep it relevant.

Buying Guide: S23 Ultra or S26 Ultra?

Choose the S26 Ultra when newer features and long-term ownership matter most. Choose the S23 Ultra when the lower price outweighs the newer hardware.

Choose the Galaxy S26 Ultra If You Want Maximum Performance

The S26 Ultra is the better choice for gaming, intensive multitasking, AI workloads, and demanding applications. The newer Snapdragon platform provides considerably more performance headroom.

Choose the Galaxy S26 Ultra for Camera Versatility

The newer model makes more sense for users who regularly switch between main, ultrawide, and telephoto cameras. The 50MP ultrawide and 50MP 5x telephoto are major hardware upgrades.

Choose the Galaxy S23 Ultra for Dedicated 10x Optical Zoom

The S23 Ultra remains appealing to photographers who specifically value a dedicated 10x optical telephoto. The S26 Ultra uses a different approach with a 50MP 5x optical telephoto and 10x optical-quality zoom.

Choose the S26 Ultra for Faster Charging

The S26 Ultra is the better option if charging speed is a daily priority. Its 60W wired charging and 25W wireless charging improve convenience.

Choose the S23 Ultra When Price Matters Most

The S23 Ultra makes sense when the purchase price is substantially lower than the S26 Ultra. The older flagship still provides a premium display, strong cameras, S Pen support, and excellent performance.

Frequently Asked Questions

Is the S26 Ultra better than the S23 Ultra?

Yes, the S26 Ultra is better overall than the S23 Ultra. It offers newer processing hardware, faster charging, improved supporting cameras, a lighter body, and newer display features.

What is the difference between S23 Ultra and S26 Ultra?

The biggest differences involve performance, cameras, charging, weight, and display features. The S26 Ultra uses a newer processor, 50MP ultrawide, 50MP 5x telephoto, 60W wired charging, and a 6.9-inch display.

Which is better, S23 Ultra or S26 Ultra?

The S26 Ultra is better for most buyers. The S23 Ultra remains the better value when its price is substantially lower.

Should I upgrade from S23 Ultra to S26 Ultra?

Upgrade if you want faster performance, faster charging, newer cameras, or a lighter design. Otherwise, keeping the S23 Ultra remains reasonable.

Is the S26 Ultra worth upgrading from the S23 Ultra?

The S26 Ultra is worth upgrading to when its new features solve a real need. The upgrade is less compelling for S23 Ultra owners who are already satisfied with camera, battery, and performance.

Is the S23 Ultra still worth buying in 2026?

Yes, the S23 Ultra can still be worth buying at the right price. Its 200MP camera, 10x optical zoom, QHD+ display, S Pen, and Snapdragon 8 Gen 2 remain capable.

Is the S26 Ultra camera better than the S23 Ultra?

Yes, the S26 Ultra has the more advanced overall camera system. The 50MP ultrawide and 50MP 5x telephoto are major hardware improvements over the S23 Ultra’s supporting cameras.

Is the S26 Ultra faster than the S23 Ultra?

Yes, the S26 Ultra is significantly faster. The Snapdragon 8 Elite Gen 5 for Galaxy is substantially newer than the Snapdragon 8 Gen 2 for Galaxy.

Does the S26 Ultra have better battery life than the S23 Ultra?

The S26 Ultra does not have a larger battery because both phones use 5,000mAh batteries. Efficiency improvements can help, but real-world battery life varies with usage.

Does the S26 Ultra charge faster than the S23 Ultra?

Yes, the S26 Ultra supports faster charging. Wired charging reaches up to 60W compared with up to 45W on the S23 Ultra.

Final Thoughts

The Galaxy S26 Ultra is the clear overall winner, but the S23 Ultra remains a strong phone. The upgrade makes the most sense for users who want newer performance, better camera versatility, faster charging, and a lighter design.

Existing S23 Ultra owners can keep their phones with confidence if those improvements do not justify the additional cost. The S23 Ultra still has a particularly useful 10x optical telephoto and a proven Ultra feature set.

• Samsung Galaxy S26 Ultra — Best overall for newer performance, cameras, charging, and long-term ownership.
• Samsung Galaxy S23 Ultra — Best value when the price is substantially lower and 10x optical zoom matters.