Compare / Galaxy S26 Ultra vs vivo X300 Ultra

Galaxy S26 Ultra vs vivo X300 Ultra

A side-by-side comparison of the Galaxy S26 Ultra and the vivo X300 Ultra, covering display, chipset, memory, camera, battery and build.

Galaxy S26 Ultra
Samsung
Galaxy S26 Ultra
vivo X300 Ultra
vivo
vivo X300 Ultra

Overview

Display
Galaxy S26 Ultra
6.9inch
AM-OLED · 120 Hz
1440 × 3120 · 499 PPI
vivo X300 Ultra
6.82inch
LTPO AMOLED · 144 Hz
1440 × 3168 · 510 PPI
Chip
Galaxy S26 Ultra
Qualcomm Snapdragon 8 Elite Gen 5 SM8850-1-AD for Galaxy (Kaanapali) 3 nm
4.74 GHz octa-core
Qualcomm Adreno 840 (1300 MHz) · Google Android 16 (Baklava)
vivo X300 Ultra
Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm)
Octa-core (2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M)
Adreno 840 · Android 16
Memory
Galaxy S26 Ultra
12 / 16GB RAM
256 GB · 512 GB · 1 TB storage
No card slot
vivo X300 Ultra
12 / 16GB RAM
256 GB · 512 GB · 1 TB storage
No card slot
Camera
Galaxy S26 Ultra
201.3MP Main
50.3 MP Ultra Wide
10 MP Telephoto
49.9 MP Periscope
12 MP selfie
7680x4320 pixel video
vivo X300 Ultra
200MP Main
200 MP Periscope
50 MP Ultra Wide
50 MP selfie
8K@30fps video
Battery
Galaxy S26 Ultra
5,000mAh
60 W wired · 25 W wireless
vivo X300 Ultra
6,600mAh
100 W wired · 40 W wireless
Build
Galaxy S26 Ultra
214g
163.6 × 78.1 × 7.9 mm
IP68
vivo X300 Ultra
232g
163 × 76.8 × 8.2 mm
IP68
Connectivity
Galaxy S26 Ultra
5GWi-Fi 7Bluetooth 6.0NFCe-SIM + Nano-SIM (4FF)USB C reversible USB 3.0 / 3.1 Gen 1 / 3.2 Gen 1x1
vivo X300 Ultra
5GWi-Fi 7Bluetooth 5.4NFCNano-SIM + Nano-SIM + eSIM (max 2 at a time)USB Type-C 3.2

Specifications

Galaxy S26 Ultra

Technology
GSM / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900
3G bands
UMTS 2100 / 1900 / 1700/2100 / 850 / 900 - HSUPA, HSUPA 5.8, HSDPA, HSPA+ 21.1, DC-HSDPA 42.2
4G bands
LTE bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - 100/50, 150/50, 300/50, 300/75, 300/100, 400/150, 450/50, 450/100, 600/50, 600/100, 1000/100, 1200/200, 1600, 2000/300
5G bands
NR bands 1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 77, 78 - 1500, 2600, 3700, 4600, 7500 data links
Dual SIM
SIM2 supports same bands as SIM1

vivo X300 Ultra

Technology
GSM / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100
4G bands

1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 34, 38, 39, 40, 41, 42, 43, 48, 66, 71 - Global

1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 42, 43, 48, 66 - China

5G bands

1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 71, 75, 77, 78, 79 SA/NSA - Global

1, 2, 3, 5, 7, 8, 12, 18, 20, 25, 26, 28, 38, 40, 41, 48, 66, 77, 78, 79, 80, 81, 83, 84, 89 SA/NSA - China

Speed
HSPA, LTE, 5G

Galaxy S26 Ultra

Announced
2026 Feb 24
Status
Available. Released 2026 Mar 6

vivo X300 Ultra

Announced
2026, March 30
Status
Available. Released 2026, April 03

Galaxy S26 Ultra

Dimensions
163.6 × 78.1 × 7.9 mm
Weight
214 g
Build
Gorilla Armor 2
SIM
e-SIM + Nano-SIM (4FF)
Protection
IP68 dust/water resistant (150 cm, 30 min)
Extras
Haptic touch feedback, Active stylus

vivo X300 Ultra

Dimensions
163 x 76.8 x 8.2 mm or 8.5 mm
Weight
232 g or 237 g (8.18 oz)
Build
Glass front, glass back, aluminum frame
SIM

· Nano-SIM + Nano-SIM + eSIM (max 2 at a time)

· Nano-SIM + Nano-SIM

IP68/IP69 dust tight and water resistant (immersible up to 1.5m for 30 min)

Galaxy S26 Ultra

Type
AM-OLED display, Dynamic AM-OLED, 16.8M colors, 120 Hz
Size
6.9 inches
Resolution
1440x3120 pixels (~499 PPI density), ~91.1% screen-to-body ratio
Protection
Gorilla Armor 2
Touch
Capacitive multi-touch screen
Notch/Hole
1-hole

vivo X300 Ultra

Type
LTPO AMOLED1B colors144Hz2160Hz PWMDolby VisionHDR10+HDR Vivid
Size
6.82 inches, 113.0 cm2 (~90.3% screen-to-body ratio)
Resolution
1440 x 3168 pixels (~510 ppi density)
Protection

Armor glass

Ultra HDR image support

Galaxy S26 Ultra

OS
Google Android 16 (Baklava)
Chipset
Qualcomm Snapdragon 8 Elite Gen 5 SM8850-1-AD for Galaxy (Kaanapali) 3 nm
CPU
4.74 GHz octa-core
GPU
Qualcomm Adreno 840 (1300 MHz)

vivo X300 Ultra

OS
Android 16, OriginOS 6
Chipset
Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm)
CPU
Octa-core (2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M)
GPU
Adreno 840

Galaxy S26 Ultra

Card slot
No
Internal
1TB 16GB RAM, 512GB 12GB RAM, 256GB 12GB RAM
Interface
UFS 4.0

vivo X300 Ultra

Card slot
No
Internal

256GB 12GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM

UFS 4.1

Galaxy S26 Ultra

Quad

201.3 MP, f/1.40, 23mm, 5.0 x optical zoom, BSI CMOS, 0.60µm, PD AF, Laser AF, EIS, EIS (video), OIS, OIS (video), Pixel unification, HDR photo, HDR video, Red-eye reduction, Slow motion video, Burst mode, Refocus, Touch focus, Macro mode, Panorama Photo, Face detection, Face tagging, Smile detection, Face retouch, Face retouch (video), Intelligent scene detection

50.3 MP, f/1.90, 13mm, (ultrawide), BSI CMOS, 0.70µm, PD AF, EIS (video), Pixel unification, HDR photo, HDR video, Slow motion video, Burst mode, Touch focus, Macro mode, Panorama Photo, Face detection, Face tagging, Smile detection, Face retouch, Face retouch (video), Intelligent scene detection

10.0 MP, f/2.40, 67mm, (telephoto), BSI CMOS

49.9 MP, f/2.90, 111mm, (periscope), BSI CMOS

Other features
single LED flash
Video
7680x4320 pixel

vivo X300 Ultra

Triple

200 MP, f/1.9, 35mm (wide), 1/1.12", 0.7µm, PDAF, gimbal OIS

200 MP, f/2.7, 85mm (periscope telephoto), 1/1.4", 0.56µm, multi-directional PDAF, OIS, 3.7x optical zoom, macro 3.4:1

50 MP, f/2.0, 14mm, 116˚ (ultrawide), 1/1.28", 1.22µm, dual pixel PDAF, OIS

Optional add-on zoom lenses:

200mm, 2.35x optical zoom, OIS, Zeiss optics

400mm, 4.7x optical zoom, OIS, Zeiss optics

Features
Laser AFcolor spectrum sensorZeiss opticsZeiss T* lens coatingLED flashpanoramaHDR3D LUT import
Video
8K@30fps, 4K@24/30/60/120fps (10-bit Log, Dolby Vision HDR), 1080p@30/60/120/240fps, gyro-EIS, HDR10+

Galaxy S26 Ultra

Single

12.0 MP, f/2.20, BSI CMOS, PD AF, HDR photo, HDR video, Slow motion video, Burst mode, Touch focus, Panorama Photo, Face detection, Face tagging, Smile detection, Face retouch, Face retouch (video), Intelligent scene detection

Video
3840x2160 pixel

vivo X300 Ultra

Single
50 MP, f/2.5, 24mm (wide), 1/2.76", 0.64µm, AF
Features
HDR
Video
4K@30/60fps, 1080p@30/60fps, gyro-EIS, HDR

Galaxy S26 Ultra

Loudspeaker
stereo
3.5mm jack
No
Audio features
Voice speakerSpeakerphoneANCHD VoiceVoLTEViLTE

vivo X300 Ultra

Loudspeaker
Yes, with stereo speakers
3.5mm jack

No

24-bit/192kHz Hi-Res audio

Galaxy S26 Ultra

WLAN
802.11a, 802.11b, 802.11g, 802.11n, 802.11r, 802.11ac, 802.11ax, 802.11be
Bluetooth
Bluetooth 6.0
Positioning
Simultaneous GPSA-GPSDual-frequency GPSGeotaggingQuickGPSQZSSSatellite SOS
Satellite details
GLONASS (L1OF, L2OF); Galileo (E1, E5a); BeiDou (B1c, B1I, B2a BeiDou receiver)
NFC
Yes
USB
USB C reversible USB 3.0 / 3.1 Gen 1 / 3.2 Gen 1x1
USB features
USB chargingUSB fast chargingUSB HostUSB OTG 1.3USB OTG 2.0USB PDUSB PD 2.0USB PD 3.0
Wireless features
DLNAMiracastWi-Fi DirectWi-Fi TetheringWiDiWi-Fi Calling

vivo X300 Ultra

WLAN
Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band
Bluetooth
5.4, A2DP, LE, aptX HD, aptX Adaptive, aptX Lossless, LHDC 5
Positioning
GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), GLONASS
NFC
Yes
Infrared port
Yes
Radio
No
USB
USB Type-C 3.2, OTG, DisplayPort

Galaxy S26 Ultra

Sensors
AccelerometerGyroCompassBarometerIn-screen FP sensorHallL sensorP sensorStep counterNFC
Software
Voice CommandBusiness card recognitionNavigation softwareAugmented Reality (AR)Virtual Reality (VR) supportIntelligent personal assistantVoice RecognitionFace Recognition

vivo X300 Ultra

Sensors

Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass

Emergency SOS via satellite (calls, messages) - 16GB + 1TB model only

Galaxy S26 Ultra

Type
5000 mAh battery 19.50 Wh Li-ion
Charging
60.0 W charging wired, 25.0 W wireless (PMA, Qi, Qi2)
Nominal Battery Voltage
3.90 Volts

vivo X300 Ultra

Type
Si/C Li-Ion 6600 mAh (International) or 6400 mAh (Europe)
Charging

100W wired, PD, PPS, QC, UFCS

40W wireless

Reverse wired

Reverse wireless

Galaxy S26 Ultra

Models
SM-S948B Galaxy S26 Ultra 5G Dual SIM TD-LTE 256GB
Price
2,199
Market
Australia, North America, South America
Countries
Argentina, Australia, Mexico
SAR (head)
1.284 W/kg
SAR (body)
1.352 W/kg
2nd highest SAR (head)
1.020 W/kg
2nd highest SAR (body)
1.200 W/kg

vivo X300 Ultra

Colors
Eclipse Black, Victory Green, Silver
Models
V2547A, V2547DA, V2536A, V2562
Price
€ 1,999.00

Galaxy S26 Ultra

Not listed for this device

vivo X300 Ultra

Performance

AnTuTu: 2723497 (v10), 4085695 (v11)

GeekBench: 11494 (v6)

3DMark: 7075 (Wild Life Extreme)

Display
1935 nits max brightness (measured)
Loudspeaker
-24.7 LUFS (Very good)
Battery
Active use score 15:45h

Galaxy S26 Ultra

Not listed for this device

vivo X300 Ultra

Energy
Class B
Battery
56:53h endurance, 1200 cycles
Free fall
Class B (180 falls)
Repairability
Class C

How the Galaxy S26 Ultra and vivo X300 Ultra differ

  • The vivo X300 Ultra has a larger battery, 6600 mAh against 5000 mAh on the Galaxy S26 Ultra.
  • The Galaxy S26 Ultra has the bigger screen, 6.9 inches against 6.82 inches.
  • The main cameras are 201.3 MP on the Galaxy S26 Ultra and 200 MP on the vivo X300 Ultra.
  • The vivo X300 Ultra is the newer of the two, released in April 2026.