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Xiaomi Poco X3 GT (256GB) vs Samsung Galaxy S23 Ultra (SM-S918B/DS 256GB/12GB)

Side by side comparison between Xiaomi Poco X3 GT vs Samsung Galaxy S23 Ultra phones, differences, pros, cons and full specifications. What's the better?

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Compare Samsung Galaxy S23 Ultra X Xiaomi Poco X3 GT (256GB) 03Points
6.6"
IPS

1080x2400

64
MP

16mp

8GB
RAM

Octa-core

5000
mAh

(Non removable)

vs
28Points Samsung Galaxy S23 Ultra (SM-S918B/DS 256GB/12GB) Compare Xiaomi Poco X3 GT X
6.8"
AMOLED

1440x3088

200
MP

12mp

12GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy S23 Ultra (SM-S918B/DS 256GB/12GB)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

Poco X3 GT (256GB)} 3 Advantages Xiaomi Poco X3 GT (256GB) vs Galaxy S23 Ultra (SM-S918B/DS 256GB/12GB)} 28 Advantages Samsung Galaxy S23 Ultra (SM-S918B/DS 256GB/12GB)
+193 grams (6.76 ounces)21%
Lighter
vs234 grams (8.19 ounces)
+(front) 16MP33%
Higher resolution secondary camera to take pictures and selfies
vs(front) 12MP
+67W49%
More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.
vs45W
2.6GHz 64bit Octa-core (6nm)vs+3.36GHz 64bit Octa-core (4nm)31%
More powerful processor, you can open your applications faster
8GB LPDDR4Xvs+12GB LPDDR5X50%
More RAM memory. Typically more responsive and better for multitasking.
UFS 3.1vs+UFS 4.0Advantage
Fastest write and read storage.
Plastic body, glass frontvs+Aluminum frame, glass front/backAdvantage
More resistant material
TFT IPS LCDvs+Dynamic AMOLEDAdvantage
Dynamic AMOLED display is brighter and more vivid
HDR10vs+HDR10+Advantage
The HDR10+ display provides vibrant colors and more details
1080x2400 pixelsvs+1440x3088 pixels72%
Higher resolution screen
399 PPIvs+501 PPI26%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
6.6"vs+6.8"3%
Larger screen
(triple camera) 64MP + 8MP + 2MPvs+(quad camera) 200MP + 10MP + 10MP + 12MP2 times
Higher resolution main camera
Only digital zoomvs+Digital and optical zoomAdvantage
The zoom allows for better focus and approach to take pictures
EIS: Digital stabilizationvs+OIS: Optical stabilizationAdvantage
Image stabilization prevents blurry photos and helps in recording motion video
1/1.97" inchesvs+1/1.3" inches52%
The larger sensor camera lets you take photos with better depth.
f/1.8 (aperture)vs+f/1.7 (aperture)6%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
4K UHD (3840x2160)vs+8K UHD (7680x4320)3 times
More image quality for recording videos with the primary camera
(front) Full HD (1920x1080)vs+(front) 4K UHD (3840x2160)3 times
More image quality for recording videos with the secondary camera
Android 12vs+Android 14Advantage
Android 14 is newer and safer
(5G SA/NSA) 2000 Mbpsvs+(5G Sub6) 3000 Mbps50%
Faster for surfing the internet and download files
Not supportedvs+BarometerAdvantage
Sensors help you use the device
Not supportedvs+Proximity sensorAdvantage
Sensors help you use the device
Not supportedvs+UWB (Ultra Wideband)Advantage
Sensors help you use the device
Not supportedvs+Qi wireless charging (Qi/PMA)Advantage
Wireless charging is another way to charge the battery.
2 slots (Dual-SIM)vs+2 slots (Dual-SIM) + e-SIM (Eletronic)Advantage
You can have more mobile carriers/operators on the same device.
802.11 a/b/g/n/ac/ax [wifi6]vs+802.11 a/b/g/n/ac/ax [wifi6E/6]Advantage
WiFi 802.11 a/b/g/n/ac/ax [wifi6E/6] is newer and faster
Not supportedvs+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
5.2 + A2DP/LEvs+5.3 + A2DP/LEAdvantage
Bluetooth 5.3 + A2DP/LE is newer and faster
USB 2.0 Type-C, USB OTG On-The-Govs+USB 3.2 Type-C, USB OTG On-The-GoAdvantage
Newer and faster USB version for transferring photos, mp3 or data.
IP53 certifiedvs+IP68 certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example

24 Common items in both devices
256GB (230GB available) / 256GB (218GB available)
8.9 millimeters (0.35 inches)
120Hz
16 million
LED flash
PDAF: phase detection autofocus / PDAF: phase detection autofocus on both cameras
HDR photo on both cameras / HDR photo/video on both cameras
+17 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences Clear highlight

📱 Model features

Xiaomi Poco X3 GT (256GB)Galaxy S23 Ultra (SM-S918B/DS 256GB/12GB)
ModelPoco X3 GT (256GB)Galaxy S23 Ultra (SM-S918B/DS 256GB/12GB)
Other model namesPOCO X3 GT (21061110AG)Galaxy S23 Ultra 5G (SM-S918B/Dual-SIM)
Country or region available(Global, International)
(Global, International)
(Global, International)
(Global, International)
BrandXiaomiSamsung
Release date8/19/2021, Announced: 7/28/20212/17/2023, Announced: 2/1/2023
Depth8.9 millimeters (0.35 inches)8.9 millimeters (0.35 inches)
Size (width x height)75.9 x 163.3 millimeters (2.99 x 6.43 in)78.1 x 163.4 millimeters (3.07 x 6.43 in)
Weight193 grams (6.76 ounces)234 grams (8.19 ounces)
Build, materialsPlastic body, glass frontAluminum frame, glass front/back
Back: Gorilla Glass Victus 2
Protection against water and othersIP53 certified: protection against dust and splashingIP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant

📲 Display

Xiaomi Poco X3 GT (256GB)Galaxy S23 Ultra (SM-S918B/DS 256GB/12GB)
Display typeTFT IPS LCDDynamic AMOLED
Screen size6.6" inches6.8" inches
Screen-to-body ratio~84.9% (screen-to-body ratio)~89.5% (screen-to-body ratio)
Display resolution1080x2400 pixels (20:9)1440x3088 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch 10-points
Pixel density (dot pitch)399 PPI501 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass VictusGorilla Glass Victus 2
Refresh rate120Hz120Hz
Display features450nits[typ]
HDR10
1750nits[peak]
HDR10+
Always-On Display

🤖 Operating System

Xiaomi Poco X3 GT (256GB)Galaxy S23 Ultra (SM-S918B/DS 256GB/12GB)
System versionAndroid 11Android 13
Firmware updateAndroid 12Android 14
User InterfaceMIUI 12.5 / 13One UI 5.1 / 6.0

⚙️ Processor

Xiaomi Poco X3 GT (256GB)Galaxy S23 Ultra (SM-S918B/DS 256GB/12GB)
Chipset64bit: MediaTek Dimensity 1100 (MT6891Z) (6nm)64bit: Qualcomm Snapdragon 8 Gen 2 (SM8550-AC) (4nm)
CPUOcta-core, 2 processors:
4x 2.6GHz ARM Cortex-A78 (Quad-core)
4x 2GHz ARM Cortex-A55 (Quad-core)
Octa-core, 3 processors:
1x 3.36GHz ARM Cortex-X3 (Single-core)
4x 2.8GHz ARM Cortex-A710/A715 (Quad-core)
3x 2GHz ARM Cortex-A510 (Triple-core)
GPU graphical controllerARM Mali-G77 MC9 (836MHz)Qualcomm Adreno 740
Performance (benchmark)AnTuTu: 506800 (v8), 578505 (v9)
Geekbench: 2310 (v5.1)
GFXBench: 38fps (ES 3.1 onscreen)
AnTuTu: 1241613 (v9)
Geekbench: 4927 (v5.1)
GFXBench: 67fps (ES 3.1 onscreen)

💽 Memory and storage

Xiaomi Poco X3 GT (256GB)Galaxy S23 Ultra (SM-S918B/DS 256GB/12GB)
RAM memory8GB LPDDR4X12GB LPDDR5X
Internal storage256GB (230GB available)
UFS 3.1
256GB (218GB available)
UFS 4.0
External storageNot supportedNot supported

📶 Mobile networks

Xiaomi Poco X3 GT (256GB)Galaxy S23 Ultra (SM-S918B/DS 256GB/12GB)
Dual-SIMDual-SIM Standby - Call active on one sim cardDual-SIM Standby - Call active on one sim card
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF) + e-SIM
Maximum Download / Upload2000/1024 Mbps3000/1920 Mbps
Network technology2G, 3G, 4G, 5G2G, 3G, 4G, 5G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900CDMA 800/1900, GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1700/1900/2100CDMA2000 1xEV-DO
UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat6 (1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 28)
TD-LTE (38, 40, 41, 42)
VoLTE
LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71)
TD-LTE (38, 39, 40, 41, 46, 48)
VoLTE
Primary 5G networkSA/NSA (1, 3, 28, 41, 77, 78)SA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 41, 66, 71)
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSAGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkUMTS 850/900/1700/1900/2100CDMA2000 1xEV-DO
UMTS 850/900/1700/1900/2100
Secondary 4G networkLTE Cat6 (1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 28)
TD-LTE (38, 40, 41, 42)
VoLTE
LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71)
TD-LTE (38, 39, 40, 41, 46, 48)
VoLTE
Secondary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6

📷 Camera

Xiaomi Poco X3 GT (256GB)Galaxy S23 Ultra (SM-S918B/DS 256GB/12GB)
Back camera (main camera)(triple camera)
64 megapixels
8MP ultrawide f/2.2120°1/4"1.12µm
2MP macro f/2.4
(quad camera)
200 megapixels
10MP periscope telephoto f/4.9230mm1/3.52"1.12µmPDAFOIS10x-optical-zoom
10MP telephoto f/2.470mm1/3.52"1.12µmPDAFOIS3x-optical-zoom
12MP ultrawide f/2.213mm120°1/2.55"1.4µmPDAFSuper-Steady
Main camera resolution10120x6328 pixels20000x10000 pixels
Video recording (primary)4K UHD (3840x2160) 30 fps8K UHD (7680x4320) 30 fps
FlashLED flashLED flash
Focal aperturef/1.8 (aperture)f/1.7 (aperture)
Focal length26mm lens24mm lens
Sensor size1/1.97" inches1/1.3" inches
Pixel size0.7µm pixel0.6µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus on both cameras
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationOIS: Optical stabilization
ZoomOnly digital zoomDigital and optical zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorSupportedSupported
HDRHDR photo on both camerasHDR photo/video on both cameras
Camera extrasfeature not registered8K@24/30fps
4K@30/60fps
1080p@30/60fps
1080p@240/960fps (slow motion)
HDR10+

📸 Front camera

Xiaomi Poco X3 GT (256GB)Galaxy S23 Ultra (SM-S918B/DS 256GB/12GB)
Front camera (secondary)16 megapixels12 megapixels
Front camera resolution4608x3456 pixels4000x3000 pixels
Video recording (secondary)Full HD (1920x1080)4K UHD (3840x2160)
Front flashNot supportedNot supported
Focal aperturef/2.5 (aperture)f/2.2 (aperture)
Focal lengthfeature not registered26mm lens
Sensor size1/3.06" inchesfeature not registered
Pixel size1µm pixelfeature not registered

🔉 Sound and multimedia

Xiaomi Poco X3 GT (256GB)Galaxy S23 Ultra (SM-S918B/DS 256GB/12GB)
LoudspeakerStereo sound with dual speakers
24-bit/192kHz
Tuned by JBL
Stereo sound
32-bit/384kHz
Dolby Atmos
Tuned by AKG
Active noise cancellation2 microphones or more2 microphones or more
RadioNot supportedNot supported
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

Xiaomi Poco X3 GT (256GB)Galaxy S23 Ultra (SM-S918B/DS 256GB/12GB)
USBUSB 2.0 Type-C, USB OTG On-The-GoUSB 3.2 Type-C, USB OTG On-The-Go
Audio outputType-C jack with 3.5mm jack adapterType-C reversible connector
TV outputUSB Type-C (reversible)USB Type-C (reversible)
Bluetooth5.2 + A2DP/LE5.3 + A2DP/LE
WiFi802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
802.11 a/b/g/n/ac/ax [wifi6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO
WiFi Direct, hotspot
DLNANot supportedSupported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCSupportedSupported
Infrared portSupportedNot supported

🧭 Sensors

Xiaomi Poco X3 GT (256GB)Galaxy S23 Ultra (SM-S918B/DS 256GB/12GB)
SensorsAccelerometer
Ambient light sensor
Compass
Face unlock
Fingerprint sensor (side-mounted)
Gyroscope
Accelerometer
Ambient light sensor
Barometer
Compass
Face unlock
Fingerprint sensor (under display)
Gyroscope
Hall effect
Proximity sensor
UWB (Ultra Wideband)
Vibrating alertSupportedSupported

🔋 Battery

Xiaomi Poco X3 GT (256GB)Galaxy S23 Ultra (SM-S918B/DS 256GB/12GB)
Battery typeLiPo: li-ion polymer (Non removable)Li-Ion: lithium-ion (Non removable)
Battery capacity5000 mAh5000 mAh
Charger, watts67W Wired fast charging
USB Power Delivery 3.0
45W Wired fast charging
Reverse charging by cable
USB Power Delivery 3.0
Inductive / wireless chargingNot supported15W Qi wireless charging (Qi/PMA)
4.5W Reverse wireless charging
Talk time autonomyfeature not registeredfeature not registered
Standbyfeature not registeredfeature not registered

➕ Other features

Xiaomi Poco X3 GT (256GB)Galaxy S23 Ultra (SM-S918B/DS 256GB/12GB)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Black, Wave Blue, Cloud White
• Protective case included
• Colors: Phantom Black, Cream, Green, Lavender, Graphite, Sky Blue, Lime, Red
• Samsung DeX
• Samsung Pay (Visa, MasterCard)
• S Pen (Stylus Pen): Bluetooth 2.8ms latency

☢️ Radiation rate

Xiaomi Poco X3 GT (256GB)Galaxy S23 Ultra (SM-S918B/DS 256GB/12GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered0.98W/kg (head), 1.1W/kg (body)
SAR 2W/kg (Europe, UK, etc.)feature not registered0.963W/kg (head), 1.398W/kg (body)
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