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Better on paper
Read the verdict: Galaxy S26 Ultra vs X300 Ultra
Display
SpecGalaxy S26 UltraX300 Ultra
Size
6.9 inches
6.82 inches
Panel
Dynamic AMOLED 2X
AMOLED
Resolution
3120 x 1440 (Quad HD+)
3168 x 1440 (2K) (better)
Refresh rate
120Hz
144Hz (better)
Peak brightness
2,600 nits
4,500 nits (better)
Protection
Gorilla Armor 2 (front), Gorilla Glass Victus 2 (rear)
Not listed
Performance
SpecGalaxy S26 UltraX300 Ultra
Chipset
Snapdragon 8 Elite Gen 5 for Galaxy
Snapdragon 8 Elite Gen 5
CPU
Octa-core, up to 4.74GHz
Octa-core, up to 4.6GHz
RAM
12GB
16GB
Storage
256GB, 512GB
512GB
Software
One UI 8.5 · Security updates until February 2033
OriginOS 6, Android 16 · 5 OS updates
Camera
SpecGalaxy S26 UltraX300 Ultra
Rear cameras
200MP main (f/1.4, OIS) + 50MP telephoto (f/2.9, OIS, 5x optical) + 50MP ultrawide (f/1.9) + 10MP telephoto (f/2.4, OIS, 3x optical)
200MP main (f/1.85, OIS) + 200MP telephoto (f/2.67, OIS) + 50MP ultrawide (f/2.0)
Front camera
12MP
50MP (f/2.45, AF)
Video
8K at 30fps (rear)
4K at 120fps (rear), 1080p
Battery
SpecGalaxy S26 UltraX300 Ultra
Battery
5,000 mAh
6,600 mAh (better)
Wired charging
60W
100W (better)
Wireless charging
Not listed
40W
Build and connectivity
SpecGalaxy S26 UltraX300 Ultra
Network
5G (Sub6 FDD/TDD), 4G LTE
5G (SA/NSA), 4G VoLTE
SIM
Dual nano SIM + eSIM
Dual nano SIM
Wi-Fi and Bluetooth
Wi-Fi 7, Bluetooth 6.0
Wi-Fi (2.4GHz, 5GHz, 6GHz), Bluetooth 6.0
NFC
Yes
Yes
Dust and water
IP68
IP68 and IP69
Weight
214 g (better)
232 g
Thickness
7.9 mm (better)
8.19 mm
Colours
Cobalt Violet, Black, Sky Blue, White, Pinkgold, Silver Shadow
Eclipse Black, Victory Green
Availability
SpecGalaxy S26 UltraX300 Ultra
Launch in India
28 Feb 2026
6 May 2026
Status
On sale
On sale
Versions and prices
12GB + 256GB₹1,54,99912GB + 512GB₹1,74,999
16GB + 512GB₹1,59,999