Phone Comparison
Red Hydrogen One vs Samsung Galaxy S23 Ultra Comparison
A detailed, side-by-side comparison to help you pick the right phone.
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Verdict
Pros & cons
Red Hydrogen One
Galaxy S23 Ultra
A powerhouse phone featuring a versatile triple-camera system and enduring battery life.
+
What's good
+
Impressive 200MP camera
+
Long-lasting battery
+
Built-in S Pen
+
Fast performance
+
Durable design
−
What's not
−
High price point
−
Bulky design
−
Charging not included
−
Slight shutter lag
−
Color saturation issues
Red Hydrogen One
Galaxy S23 Ultra
A powerhouse phone featuring a versatile triple-camera system and enduring battery life.
+
Good
+
Impressive 200MP camera
+
Long-lasting battery
+
Built-in S Pen
+
Fast performance
+
Durable design
−
Not
−
High price point
−
Bulky design
−
Charging not included
−
Slight shutter lag
−
Color saturation issues
Spec data
How they compare
Red Hydrogen One
Galaxy S23 Ultra
Price (MSRP)
—
$1,199
OS
Android
Android
Processor
Qualcomm MSM8998 Snapdragon 835 Octa core
Qualcomm SM8550 Snapdragon 8 Gen 2 (4 nm) Octa-core
Camera zoom
—
—
Battery life
—
—
Wired charging
—
45W
Wireless charging
—
10W
Display
Color
Color
Software support
—
—
Repairability
—
—
Weight
263g (9.3 oz)
234g (8.3 oz)
Fingerprint
Yes
Yes
Highlighted cells indicate the stronger value where a clear winner exists.
Spec data
How they compare
Red Hydrogen One
Galaxy S23 Ultra
Price (MSRP)
—
Price (MSRP)
$1,199
OS
Android
OS
Android
Processor
Qualcomm MSM8998 Snapdragon 835 Octa core
Processor
Qualcomm SM8550 Snapdragon 8 Gen 2 (4 nm) Octa-core
Camera zoom
—
Camera zoom
—
Battery life
—
Battery life
—
Wired charging
—
Wired charging
45W
Wireless charging
—
Wireless charging
10W
Display
Color
Display
Color
Software support
—
Software support
—
Repairability
—
Repairability
—
Weight
263g (9.3 oz)
Weight
234g (8.3 oz)
Fingerprint
Yes
Fingerprint
Yes
Highlighted cells indicate the stronger value where a clear winner exists.
Red Hydrogen One
Galaxy S23 Ultra
Released
Nov 2018
Feb 2023
Announced
—
—
Price tier
—
Flagship
Also Known As
—
—
Processor
Qualcomm MSM8998 Snapdragon 835 Octa core
Qualcomm SM8550 Snapdragon 8 Gen 2 (4 nm) Octa-core
CPU Speed
2450MHz
3360MHz
RAM
6GB
8/12GB
Storage
128/256 GB
256/512/ 1000 GB
Price (USD)
—
$1,199
Regions
USA, Canada
USA, Canada
Regional Variants
—
—
Warranty
1 Year
1 Year
Accessories
USB Power Adapter, Manual, Data Cable
Manual, Data Cable, Stylus
OS
Android
Android
OS at Launch
8.0 Oreo
13
Current Version
—
—
OS Updates
—
—
Security Updates
—
—
Custom UI
—
One UI 8.5
Type
Color
Color
Technology
LCD (TFT)
Dynamic AMOLED
Size
5.7"
6.8"
Resolution
1440 × 2560
1440 × 3088
Pixel Density
512 ppi
501 ppi
Colors
16.7 million
16.7 million
Refresh Rate
—
—
Touch Sampling Rate
—
—
Peak Brightness
—
—
Always On Display
DC Dimming
DisplayMate Grade
—
—
Multi-touch
Fingerprint Resistant
Sensors
Ambient Light, Proximity, Motion / Accelerometer, Digital Compass
Ambient Light, Proximity, Motion / Accelerometer, Gyroscope, Digital Compass
Additional Features
Capacitive touchscreen, Corning Gorilla Glass 3
Capacitive touchscreen, 120Hz refresh rate, HDR10+, Corning Gorilla Glass Victus 2
Secondary Display
Type
—
—
Size
—
—
Resolution
—
—
Main Camera
12MP
200MP f/1.7 (Wide)
Flash
Yes (Dual LED)
Yes (LED)
Sensor Name
—
—
Sensor Size
—
—
Focal Length (Main)
—
—
Focal Length (Ultrawide)
—
—
Focal Length (Telephoto)
—
—
Optical Zoom
—
—
Digital Zoom
—
—
Video Resolution
Ultra HD (3840 x 2160 pixels)
8K (7680 × 4320 pixels)
Video FPS
—
30fps
Video Length
—
—
Video Formats
MPEG-4
MPEG-4
Features
3D, Auto focus, Effects, Face detection, Geotagging, ISO, Panorama, Self-timer, White balance
Auto focus, Face detection, Geotagging, Panorama, Self-timer, Multi-shot, Effects, Image stabilization, ISO, Night mode
Additional Info
Dual camera feature (12 MP 2nd camera), HDR, Timelapse mode, 120-degree field of view
HDR10+, Time lapse mode, Slow motion recording
Camera 2
—
10MP f/4.9 (Periscope telephoto)
Camera 3
—
10MP f/2.4 (Telephoto)
Camera 4
—
12MP f/2.2 (Ultrawide)
Front Camera
Video Recording
Resolution
8MP
12MP f/2.2
Video Resolution
—
Ultra HD (3840 x 2160 pixels)
Video FPS
—
30fps
Zoom
Unknown
Optical Zoom
—
—
Digital Zoom
—
—
Features
3D
—
Additional Info
Dual camera
HDR
DxOMark Overall
—
—
DxOMark Photo
—
—
DxOMark Video
—
—
DxOMark Zoom
—
—
DxOMark Bokeh
—
—
DxOMark Selfie
—
—
DxOMark Rank
—
—
Chip
Qualcomm MSM8998 Snapdragon 835 Octa core
Qualcomm SM8550 Snapdragon 8 Gen 2 (4 nm) Octa-core
Process Node
—
—
GPU
—
—
RAM
6GB
8/12GB
Storage
128/256 GB
256/512/ 1000 GB
AnTuTu v11
—
—
Geekbench 6 Single
—
—
Geekbench 6 Multi
—
—
Geekbench 5 Single
—
—
Geekbench 5 Multi
—
—
Capacity
4,500 mAh
5,000 mAh
Type
Lithium Polymer (Li-Pol)
Lithium Polymer (Li-Pol)
Removable
Fast Charging
—
45W
Wireless Charging
—
10W
Comes with Charger
—
—
Talk Time
—
44h 00m
Video Playback
—
26h 00m
Internet (WiFi)
—
21h 18m
Internet (Cellular)
—
—
Standby
—
13h 48m
Mixed Usage
—
1695h 00m
Charge Time 0–100%
—
—
Charged in 30 Min
—
—
GSMArena Score
—
—
Battery Life (Call)
—
—
Battery Life (Video)
—
—
Battery Life (Web)
—
—
Battery Life (Gaming)
—
—
Wi-Fi
Wi-Fi a/b/g/n
Wi-Fi a/b/g/n/ac/ax/6e
WiFi Version
—
—
Bluetooth
5.0
5.3
Bluetooth Profiles
A2DP, AVRCP, OPP/FTP, HID, HFP, HSP, PAN
A2DP, AVRCP, OPP/FTP, HID, HFP, HSP, PAN
Bluetooth Codecs
SBC
SBC
USB Type
USB Type-C
USB Type-C
USB OTG
USB Speed
—
—
NFC
Unknown
Infrared
Headset Jack
3.5mm
Mobile Hotspot
GPS
GPS Type
A-GPS
A-GPS
UWB
Satellite
—
—
Memory Expansion
Expansion Type
MicroSD, MicroSDHC, microSDXC
—
Expansion Capacity
256MB
—
Networks
—
—
Data
4G/LTE
5G, 4G/LTE
VoLTE
WiFi Calling
Unknown
Physical SIM
Nano-SIM
Nano-SIM
Dual SIM
eSIM
Push to Talk
Data Tethering
Form Factor
Bar
Bar
Material
Aluminium
Aluminium
Frame Material
—
—
Rear Material
—
—
Colors
Black, Shadow, Titanium
Green, Phantom Black, Lavender, Cream, Graphite, Sky Blue, Lime, Red
Dimensions
16.478 × 8.571 × 1 cm (6.49 × 3.37 × 0.39 in)
16.34 × 7.81 × 0.89 cm (6.43 × 3.07 × 0.35 in)
Weight
263g
234g
IP Rating
—
IP68
Water Resistance
No
Water Resistant
Fingerprint Sensor
Yes
Yes
Rugged Design
iFixit Score
—
—
Parts Availability
—
—
External Speakers
Stereo
Stereo
Noise Cancellation
Dolby Atmos
Hi-Res Audio
FM Radio
—
GSMArena Loudness
—
—
Speaker Loudness
—
—
Touchscreen
Navigation Type
Touchscreen
Touchscreen
Keyboard Type
Touchscreen
Touchscreen
Home Key
Sleep/Wake Key
External Volume
SAR Head
0.22 W/kg
1.12 W/kg
SAR Body
1.33 W/kg
0.92 W/kg
Hearing Aid Compatible
Unknown
TTY/TDD
Unknown
Additional Information
—
—
Additional Comments
Limited edition Red Hydrogen One made with Titanium also available.
—
Specifications are sourced from manufacturers and third-party databases and may contain errors. Suggest a correction →
Red Hydrogen One
Galaxy S23 Ultra
Released
Nov 2018
Released
Feb 2023
Announced
—
Announced
—
Price tier
—
Price tier
Flagship
Also Known As
—
Also Known As
—
Processor
Qualcomm MSM8998 Snapdragon 835 Octa core
Processor
Qualcomm SM8550 Snapdragon 8 Gen 2 (4 nm) Octa-core
CPU Speed
2450MHz
CPU Speed
3360MHz
RAM
6GB
RAM
8/12GB
Storage
128/256 GB
Storage
256/512/ 1000 GB
Price (USD)
—
Price (USD)
$1,199
Regions
USA, Canada
Regions
USA, Canada
Regional Variants
—
Regional Variants
—
Warranty
1 Year
Warranty
1 Year
Accessories
USB Power Adapter, Manual, Data Cable
Accessories
Manual, Data Cable, Stylus
Red Hydrogen One
Galaxy S23 Ultra
OS
Android
OS
Android
OS at Launch
8.0 Oreo
OS at Launch
13
Current Version
—
Current Version
—
OS Updates
—
OS Updates
—
Security Updates
—
Security Updates
—
Custom UI
—
Custom UI
One UI 8.5
Red Hydrogen One
Galaxy S23 Ultra
Type
Color
Type
Color
Technology
LCD (TFT)
Technology
Dynamic AMOLED
Size
5.7"
Size
6.8"
Resolution
1440 × 2560
Resolution
1440 × 3088
Pixel Density
512 ppi
Pixel Density
501 ppi
Colors
16.7 million
Colors
16.7 million
Refresh Rate
—
Refresh Rate
—
Touch Sampling Rate
—
Touch Sampling Rate
—
Peak Brightness
—
Peak Brightness
—
Always On Display
Always On Display
DC Dimming
DC Dimming
DisplayMate Grade
—
DisplayMate Grade
—
Multi-touch
Multi-touch
Fingerprint Resistant
Fingerprint Resistant
Sensors
Ambient Light, Proximity, Motion / Accelerometer, Digital Compass
Sensors
Ambient Light, Proximity, Motion / Accelerometer, Gyroscope, Digital Compass
Additional Features
Capacitive touchscreen, Corning Gorilla Glass 3
Additional Features
Capacitive touchscreen, 120Hz refresh rate, HDR10+, Corning Gorilla Glass Victus 2
Red Hydrogen One
Galaxy S23 Ultra
Secondary Display
Secondary Display
Type
—
Type
—
Size
—
Size
—
Resolution
—
Resolution
—
Red Hydrogen One
Galaxy S23 Ultra
Main Camera
12MP
Main Camera
200MP f/1.7 (Wide)
Flash
Yes (Dual LED)
Flash
Yes (LED)
Sensor Name
—
Sensor Name
—
Sensor Size
—
Sensor Size
—
Focal Length (Main)
—
Focal Length (Main)
—
Focal Length (Ultrawide)
—
Focal Length (Ultrawide)
—
Focal Length (Telephoto)
—
Focal Length (Telephoto)
—
Optical Zoom
—
Optical Zoom
—
Digital Zoom
—
Digital Zoom
—
Video Resolution
Ultra HD (3840 x 2160 pixels)
Video Resolution
8K (7680 × 4320 pixels)
Video FPS
—
Video FPS
30fps
Video Length
—
Video Length
—
Video Formats
MPEG-4
Video Formats
MPEG-4
Features
3D, Auto focus, Effects, Face detection, Geotagging, ISO, Panorama, Self-timer, White balance
Features
Auto focus, Face detection, Geotagging, Panorama, Self-timer, Multi-shot, Effects, Image stabilization, ISO, Night mode
Additional Info
Dual camera feature (12 MP 2nd camera), HDR, Timelapse mode, 120-degree field of view
Additional Info
HDR10+, Time lapse mode, Slow motion recording
Camera 2
—
Camera 2
10MP f/4.9 (Periscope telephoto)
Camera 3
—
Camera 3
10MP f/2.4 (Telephoto)
Camera 4
—
Camera 4
12MP f/2.2 (Ultrawide)
Red Hydrogen One
Galaxy S23 Ultra
Front Camera
Front Camera
Video Recording
Video Recording
Resolution
8MP
Resolution
12MP f/2.2
Video Resolution
—
Video Resolution
Ultra HD (3840 x 2160 pixels)
Video FPS
—
Video FPS
30fps
Zoom
Zoom
Unknown
Optical Zoom
—
Optical Zoom
—
Digital Zoom
—
Digital Zoom
—
Features
3D
Features
—
Additional Info
Dual camera
Additional Info
HDR
Red Hydrogen One
Galaxy S23 Ultra
DxOMark Overall
—
DxOMark Overall
—
DxOMark Photo
—
DxOMark Photo
—
DxOMark Video
—
DxOMark Video
—
DxOMark Zoom
—
DxOMark Zoom
—
DxOMark Bokeh
—
DxOMark Bokeh
—
DxOMark Selfie
—
DxOMark Selfie
—
DxOMark Rank
—
DxOMark Rank
—
Red Hydrogen One
Galaxy S23 Ultra
Chip
Qualcomm MSM8998 Snapdragon 835 Octa core
Chip
Qualcomm SM8550 Snapdragon 8 Gen 2 (4 nm) Octa-core
Process Node
—
Process Node
—
GPU
—
GPU
—
RAM
6GB
RAM
8/12GB
Storage
128/256 GB
Storage
256/512/ 1000 GB
AnTuTu v11
—
AnTuTu v11
—
Geekbench 6 Single
—
Geekbench 6 Single
—
Geekbench 6 Multi
—
Geekbench 6 Multi
—
Geekbench 5 Single
—
Geekbench 5 Single
—
Geekbench 5 Multi
—
Geekbench 5 Multi
—
Red Hydrogen One
Galaxy S23 Ultra
Capacity
4,500 mAh
Capacity
5,000 mAh
Type
Lithium Polymer (Li-Pol)
Type
Lithium Polymer (Li-Pol)
Removable
Removable
Fast Charging
—
Fast Charging
45W
Wireless Charging
—
Wireless Charging
10W
Comes with Charger
—
Comes with Charger
—
Talk Time
—
Talk Time
44h 00m
Video Playback
—
Video Playback
26h 00m
Internet (WiFi)
—
Internet (WiFi)
21h 18m
Internet (Cellular)
—
Internet (Cellular)
—
Standby
—
Standby
13h 48m
Mixed Usage
—
Mixed Usage
1695h 00m
Charge Time 0–100%
—
Charge Time 0–100%
—
Charged in 30 Min
—
Charged in 30 Min
—
GSMArena Score
—
GSMArena Score
—
Battery Life (Call)
—
Battery Life (Call)
—
Battery Life (Video)
—
Battery Life (Video)
—
Battery Life (Web)
—
Battery Life (Web)
—
Battery Life (Gaming)
—
Battery Life (Gaming)
—
Red Hydrogen One
Galaxy S23 Ultra
Wi-Fi
Wi-Fi a/b/g/n
Wi-Fi
Wi-Fi a/b/g/n/ac/ax/6e
WiFi Version
—
WiFi Version
—
Bluetooth
5.0
Bluetooth
5.3
Bluetooth Profiles
A2DP, AVRCP, OPP/FTP, HID, HFP, HSP, PAN
Bluetooth Profiles
A2DP, AVRCP, OPP/FTP, HID, HFP, HSP, PAN
Bluetooth Codecs
SBC
Bluetooth Codecs
SBC
USB Type
USB Type-C
USB Type
USB Type-C
USB OTG
USB OTG
USB Speed
—
USB Speed
—
NFC
Unknown
NFC
Infrared
Infrared
Headset Jack
3.5mm
Headset Jack
Mobile Hotspot
Mobile Hotspot
GPS
GPS
GPS Type
A-GPS
GPS Type
A-GPS
UWB
UWB
Satellite
—
Satellite
—
Memory Expansion
Memory Expansion
Expansion Type
MicroSD, MicroSDHC, microSDXC
Expansion Type
—
Expansion Capacity
256MB
Expansion Capacity
—
Red Hydrogen One
Galaxy S23 Ultra
Networks
—
Networks
—
Data
4G/LTE
Data
5G, 4G/LTE
VoLTE
VoLTE
WiFi Calling
Unknown
WiFi Calling
Physical SIM
Nano-SIM
Physical SIM
Nano-SIM
Dual SIM
Dual SIM
eSIM
eSIM
Push to Talk
Push to Talk
Data Tethering
Data Tethering
Red Hydrogen One
Galaxy S23 Ultra
Form Factor
Bar
Form Factor
Bar
Material
Aluminium
Material
Aluminium
Frame Material
—
Frame Material
—
Rear Material
—
Rear Material
—
Colors
Black, Shadow, Titanium
Colors
Green, Phantom Black, Lavender, Cream, Graphite, Sky Blue, Lime, Red
Dimensions
16.478 × 8.571 × 1 cm (6.49 × 3.37 × 0.39 in)
Dimensions
16.34 × 7.81 × 0.89 cm (6.43 × 3.07 × 0.35 in)
Weight
263g
Weight
234g
IP Rating
—
IP Rating
IP68
Water Resistance
No
Water Resistance
Water Resistant
Fingerprint Sensor
Yes
Fingerprint Sensor
Yes
Rugged Design
Rugged Design
iFixit Score
—
iFixit Score
—
Parts Availability
—
Parts Availability
—
Red Hydrogen One
Galaxy S23 Ultra
External Speakers
Stereo
External Speakers
Stereo
Noise Cancellation
Noise Cancellation
Dolby Atmos
Dolby Atmos
Hi-Res Audio
Hi-Res Audio
FM Radio
—
FM Radio
GSMArena Loudness
—
GSMArena Loudness
—
Speaker Loudness
—
Speaker Loudness
—
Red Hydrogen One
Galaxy S23 Ultra
Touchscreen
Touchscreen
Navigation Type
Touchscreen
Navigation Type
Touchscreen
Keyboard Type
Touchscreen
Keyboard Type
Touchscreen
Home Key
Home Key
Sleep/Wake Key
Sleep/Wake Key
External Volume
External Volume
Red Hydrogen One
Galaxy S23 Ultra
SAR Head
0.22 W/kg
SAR Head
1.12 W/kg
SAR Body
1.33 W/kg
SAR Body
0.92 W/kg
Hearing Aid Compatible
Unknown
Hearing Aid Compatible
TTY/TDD
Unknown
TTY/TDD
Red Hydrogen One
Galaxy S23 Ultra
Additional Information
—
Additional Information
—
Additional Comments
Limited edition Red Hydrogen One made with Titanium also available.
Additional Comments
—
Related Links
Related Links
Manual
Manual
—
Quick Start Guide
Quick Start Guide
—
Specifications are sourced from manufacturers and third-party databases and may contain errors. Suggest a correction →
Physical comparison
Size & weight
Footprint · to scale
Red Hydrogen One
6.5" × 3.4"
Galaxy S23 Ultra
6.4" × 3.1"
Thickness · to scale
Red Hydrogen One
0.4"
Galaxy S23 Ultra
0.4"
Red Hydrogen One
Galaxy S23 Ultra
Height
6.5" (164.8 mm)
6.4" (163.4 mm)
Width
3.4" (85.7 mm)
3.1" (78.1 mm)
Depth
0.4" (10 mm)
0.4" (8.9 mm)
Weight
263g (9.3 oz)
234g (8.3 oz)
Screen
5.7"
6.8"
Height
6.5" (164.8 mm)
Height
6.4" (163.4 mm)
Width
3.4" (85.7 mm)
Width
3.1" (78.1 mm)
Depth
0.4" (10 mm)
Depth
0.4" (8.9 mm)
Weight
263g (9.3 oz)
Weight
234g (8.3 oz)
Screen
5.7"
Screen
6.8"
Dimensions shown in inches (mm). Silhouettes are proportionally scaled for visual comparison.
Common questions
Red Hydrogen One vs Galaxy S23 Ultra — FAQ
Which is better, the Red Hydrogen One or Galaxy S23 Ultra?
Based on aggregated critic reviews, the Galaxy S23 Ultra earns a Compass Score of 9.0 compared to 6.1 for the Red Hydrogen One. That 2.9-point gap reflects stronger reviews across the board, though individual priorities like camera quality, battery life, or price could tip the scales the other way. Scores aggregate dozens of expert opinions, so they are a useful starting point, not the final word.
Specifications sourced from manufacturers and third-party databases. Last updated May 2026. Suggest a correction →