Samsung Galaxy S26 Ultra vs Galaxy Tab S10 Ultra: Ultra Power Meets Ultra-Large Tablet

The Samsung Galaxy S26 Ultra and Galaxy Tab S10 Ultra represent two different Samsung devices — a modern ultra-premium smartphone versus a 2024 ultra-large flagship tablet with S Pen. Samsung's Ultra flagship pushes every spec to its maximum — the largest screen, the highest resolution camera, the most RAM, and the most features for $1,299. The Galaxy Tab S10 Ultra, Samsung's 2024 ultra-large flagship tablet, features a massive 14.6-inch Dynamic AMOLED display with included S Pen for $1,199.

At $1,299 for the Galaxy S26 Ultra and $1,199 for the Galaxy Tab S10 Ultra, these serve fundamentally different purposes. Samsung offers maximum hardware capability in the S26 Ultra, while the Tab S10 Ultra offers an ultra-large tablet with premium display and stylus experience.

Design and Build Quality

The Samsung Galaxy S26 Ultra features a titanium frame with Gorilla Armor 2 glass protection. The S26 Ultra measures 162.3 x 77.4 x 8.6mm and weighs 233g — one of the largest flagship phones available. The integrated S Pen silo adds functionality.

The Galaxy Tab S10 Ultra features a metal unibody design with IP68 water resistance. The Tab S10 Ultra measures 326.4 x 208.6 x 5.4mm and weighs 718g — much larger but remarkably thin. The included S Pen adds significant value.

The Galaxy S26 Ultra wins on build quality and portability. The Tab S10 Ultra wins on screen size, S Pen, water resistance, and premium design.

Display

Samsung Galaxy S26 Ultra Display:

6.9-inch Dynamic AMOLED 2X
2,600 nits peak brightness
120Hz adaptive refresh rate (1-120Hz)
QHD+ resolution (3120 x 1440)
Gorilla Armor 2 protection

Galaxy Tab S10 Ultra Display:

14.6-inch Dynamic AMOLED 2X
600 nits peak brightness
120Hz adaptive refresh rate
2960 x 1848 resolution

The Galaxy S26 Ultra's display is brighter (2,600 vs 600 nits). The Tab S10 Ultra has a massive display (14.6 vs 6.9 inches). Both have 120Hz refresh rates and AMOLED technology.

Samsung S26 Ultra wins on brightness. Tab S10 Ultra wins on screen size.

Camera System

Samsung Galaxy S26 Ultra Camera:

200MP main sensor (f/1.7, OIS)
12MP ultrawide (f/2.2, 120°)
50MP telephoto (f/3.4, 5x optical zoom, OIS)
10MP telephoto (f/2.4, 3x optical zoom, OIS)
12MP front camera (f/2.2)

Galaxy Tab S10 Ultra Camera:

13MP main sensor
8MP ultrawide
12MP front camera

The Galaxy S26 Ultra's camera system is dramatically superior. The 200MP main sensor (vs 13MP) captures vastly more detail, and the dual telephoto system (5x + 3x) provides far better zoom capability.

Samsung S26 Ultra wins on camera hardware and image quality by an enormous margin.

Performance

Samsung Galaxy S26 Ultra Performance:

Snapdragon 8 Elite Gen 2 (3nm TSMC)
12GB RAM
256GB / 512GB / 1TB storage (UFS 4.0)
S Pen support (built-in)

Galaxy Tab S10 Ultra Performance:

MediaTek Dimensity 9300+ (4nm)
12GB RAM
256GB / 512GB / 1TB storage (UFS 4.0)

The Samsung Galaxy S26 Ultra's processor is faster (Gen 2 vs Dimensity 9300+). Both have 12GB RAM, UFS 4.0 storage, and up to 1TB options.

Samsung S26 Ultra wins on processor performance. Tab S10 Ultra matches on RAM and storage.

Battery Life and Charging

Samsung Galaxy S26 Ultra Battery:

5,000mAh battery
45W wired fast charging
15W wireless charging

Galaxy Tab S10 Ultra Battery:

11,200mAh battery
45W fast charging
No wireless charging

The Galaxy Tab S10 Ultra has a massive battery (11,200 vs 5,000mAh). Both support 45W fast charging.

Samsung S26 Ultra wins on wireless charging. Tab S10 Ultra wins on battery capacity.

Software Experience

The Galaxy S26 Ultra runs Android 15 with One UI 7, including all the latest AI features. The Tab S10 Ultra runs Android 14 with One UI 6.

Samsung S26 Ultra wins on software features and AI capabilities.

Value Proposition

The Samsung Galaxy S26 Ultra at $1,299 offers maximum hardware capability. The Galaxy Tab S10 Ultra at $1,199 offers an ultra-large tablet with premium display and S Pen.

Choose the Samsung Galaxy S26 Ultra if you want the absolute best in every metric. The S26 Ultra is the phone for users who want the best camera, display, and performance available.

Choose the Galaxy Tab S10 Ultra if you want the largest possible screen with premium display. The Tab S10 Ultra is for users who want the ultimate tablet experience with S Pen.

Final Verdict

The Samsung Galaxy S26 Ultra vs Galaxy Tab S10 Ultra comparison is a contest between ultra-premium smartphone excellence and ultra-large tablet functionality. The S26 Ultra wins on camera, battery, performance, brightness, build quality, and features. The Tab S10 Ultra wins on screen size, S Pen, water resistance, and value.

The Galaxy S26 Ultra is the objectively better device. For users who want the best smartphone experience, the S26 Ultra is the clear choice.

The Galaxy Tab S10 Ultra is the ultra-large tablet choice. For users who want the largest possible screen with stylus, the Tab S10 Ultra offers an unmatched experience.

Both devices are exceptional. The Galaxy S26 Ultra is the better phone. The Tab S10 Ultra is the ultra-large tablet choice at $1,199.