Sony XPERIA X vs. Samsung Galaxy A51 5G

Phone Comparison, Reviews and Tests

Side by side comparison and review of Sony XPERIA X and Samsung Galaxy A51 5G. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.

Phone Specifications Comparison

Sony XPERIA X vs. Samsung Galaxy A51 5G Comparison Chart
DESIGN AND DIMENSIONS Sony XPERIA X Samsung Galaxy A51 5G
Product Type Smartphone Smartphone
Manufacturer Model Number F5121 SM-A516B/DS
Form Factor Touch Touch
Height 143 mm 158.9 mm Samsung Galaxy A51 5G has greater height than Sony XPERIA X.
Width 69 mm 73.6 mm Samsung Galaxy A51 5G has greater width than Sony XPERIA X.
Depth 7.7 mm 8.7 mm Sony XPERIA X is narrower than Sony XPERIA X.
Weight 152 g 187 g Sony XPERIA X is lighter than Sony XPERIA X.
Body Colour White | Lime gold | Rose gold | Graphite black Prism cube black | Prism cube white
Waterproof (Water-resistant) - -
SAR Value 1.23 W/kg (body), 0.72 W/kg (head) 1.555 W/kg (body), 0.496 W/kg (head)
Integrated Components FM radio -
Connector Type Micro-USB - 5 pin Micro-USB Type B
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty - Dual-SIM
SIM Card Configuration Details - Nano SIM + nano SIM/microSD
DISPLAY Sony XPERIA X Samsung Galaxy A51 5G
Display Type LCD display OLED display
Display Technology IPS Infinity-O Super AMOLED
Screen Size (Display Size) 5" 6.5" Samsung Galaxy A51 5G has larger screen size than Sony XPERIA X.
Screen Resolution (Display Resolution) 1920 x 1080 pixels 2400 x 1080 pixels Samsung Galaxy A51 5G has better screen resolution than Sony XPERIA X.
Display Format Full HD Full HD+
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
Display Enhancement Technology Super Vivid mode -
Display Features Curve edge Edge-to-Edge screen
Display Protection (Screen Protector) Scratch-resistant glass -
PROCESSOR Sony XPERIA X Samsung Galaxy A51 5G
Processor Type (CPU) Qualcomm -
Processor Number MSM8956 -
Clock Speed 1.8 GHz 2.2 GHz Samsung Galaxy A51 5G has higher clock speed than Sony XPERIA X.
Processor Core Qty 6-core 8-core Samsung Galaxy A51 5G has higher processor core quantity than Sony XPERIA X.
64-bit Architecture Yes Yes Both phones have 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 510 -
MEMORY Sony XPERIA X Samsung Galaxy A51 5G
RAM 3 GB 6 GB Samsung Galaxy A51 5G has more RAM than Sony XPERIA X.
Internal Memory Size (Storage Capacity) 32 GB 128 GB Samsung Galaxy A51 5G has more internal memory than Sony XPERIA X.
User Memory 20 GB 105.3 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 200 GB microSDHC, microSDXC - up to 1 TB
CAMERA Sony XPERIA X Samsung Galaxy A51 5G
MAIN CAMERA
Number of Main Cameras 1 4
Sensor Resolution 23 Megapixel 48 Megapixel Samsung Galaxy A51 5G has better camera resolution than Sony XPERIA X.
Sensor Name Sony Exmor RS sensor -
Lens Type Wide-angle lens -
Lens Aperture F/2.0 F/2.0 Both phones have the same camera lens aperture.
Focus Adjustment Automatic Automatic
Minimum Focal Length (Focal Distance) 24 mm -
Digital Zoom 8x 8x Both phones have the same digital zoom.
Special Effects Night Scene, Creative effect Bokeh effect
HDR Mode Auto HDR mode -
Camera Modes Red-Eye Reduction, Sweep Panorama, AR Effect mode, SteadyShot, Timeshift video Slow motion video
Face Recognition (Face ID) Smile shutter, Face in Picture - Sony XPERIA X has face detection.
Light Source LED light LED flash
Video Resolutions 1920 x 1080 (1080p) Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 480 fps
Camera Features (Functions) Quick Launch, Superior Auto, Object tracking, G lens, Scene recognition, Sound Photo, Hybrid Auto focus, Sticker Creator Live Focus, background blur
SECOND CAMERA
Sensor Resolution (2nd Camera) - 12 Megapixel
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) - F/2.2
Field of View (2nd Camera) - 123 degree(s)
THIRD CAMERA
Sensor Resolution (3rd Camera) - 5 Megapixel
Lens Aperture (3rd Camera) - F/2.4
Camera Functions (3rd Camera) - Macro camera
FOURTH CAMERA
Sensor Resolution (4th Camera) - 5 Megapixel
Lens Aperture (4th Camera) - F/2.2
Camera Functions (4th Camera) - Depth camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 13 Megapixel 32 Megapixel Samsung Galaxy A51 5G has better front camera resolution than Sony XPERIA X.
Lens Type (Front) Wide-angle lens -
Lens Aperture (Front) F/2.0 F/2.2 Sony XPERIA X has better front lens aperture than Sony XPERIA X.
Focus Adjustment - Focus free
Video Resolutions (Front) 1920 x 1080 (1080p) -
BATTERY AND CHARGING Sony XPERIA X Samsung Galaxy A51 5G
Battery Capacity (Battery Size) 2620 mAh 4500 mAh Samsung Galaxy A51 5G has larger battery capacity than Sony XPERIA X.
Standby Time 600 hours -
Talk Time 840 minutes 1380 minutes Samsung Galaxy A51 5G has longer battery life when making calls than Sony XPERIA X.
Run Time Details Talk (GSM): up to 600 min
Standby (GSM): up to 580 hrs
Talk (WCDMA): up to 840 min
Standby (WCDMA): up to 600 hrs
Standby (LTE): up to 540 hrs
Playback (Music): up to 64 hrs
Playback (video): up to 10 hrs
Talk (4G): up to 1380 min
Active online usage (LTE): up to 16 hrs
Active online usage (Wi-Fi): up to 17 hrs
Playback (video): up to 19 hrs
Playback (audio): up to 86 hrs
CELLULAR Sony XPERIA X Samsung Galaxy A51 5G
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G Samsung Galaxy A51 5G has more advanced generation mobile network.
Operating System Android 6.0.1 (Marshmallow) -
Intelligent Assistant - Bixby
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Sony XPERIA X Samsung Galaxy A51 5G
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, 5G NR FR1
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band - Band 1, Band 2, Band 5, Band 8
3G UMTS Frequency - 2100, 1900, 850, 900
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 19, Band 20, Band 26, Band 28, Band 38, Band 40, Band 41 Band 1, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 20, Band 28, Band 38, Band 40, Band 41
4G LTE Frequency FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 FDD 2100, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500
5G NR Band - N41, n78
5G NR Frequency - TDD TD 2500, TDD TD 3500
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac, ANT+
Bluetooth Bluetooth 4.2 Bluetooth 5.0
Bluetooth Profiles HFP, HSP, OPP, PAN, SPP, GAP, A2DP, AVRCP, HID, GAVDP, PBAP, MAP, DIP, GATT, HOGP -
NFC Yes Yes Both phones have an NFC reader for mobile payments.
WLAN Security WEP, WPA, WPA2, TKIP, AES, EAP SIM, EAP-TTLS/MSCHAPv2, EAP-AKA, EAP-TLS, PEAPv0/EAP-MSCHAPv2, PEAPv1/EAP-GTC -
Messaging Services SMS, MMS SMS, MMS
MEDIA Sony XPERIA X Samsung Galaxy A51 5G
Supported Digital Audio Standards WAV, WMA, AAC, AIFF, ASF, PCM, Ogg Vorbis, AMR, MP3, FLAC, AAC-LC, XMF, AAC +, OGG, eAAC+, MIDI, M4A, apt-X, MXMF, AWB, IMY, RTTTL, RTX, OTA, MP4, ALAC, OPUS WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID
Supported Digital Video Standards MKV, AVI, XviD, MPEG-4, 3GP, H.264, H.263, M4V, WebM, VP8, VP9, H.265 MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4
Sound Enhancements Digital Sound Enhancement Engine (DSEE HX), 3D surround sound (VPT) -
FEATURES Sony XPERIA X Samsung Galaxy A51 5G
Phone Functions Speakerphone, call timer, conference call, flight mode, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, ambient light sensor, proximity sensor, pedometer, digital compass, barometer, magnetometer, gyro sensor, motion sensor, geomagnetic sensor Accelerometer, ambient light sensor, gyro sensor, hall sensor, geomagnetic sensor
Security Devices Fingerprint reader Fingerprint reader (under display)
Additional Phone Features TTY compatible, Radio Data Service (RDS), DLNA Certified, Text-to-Speech (text recognition), sharing media via DLNA, Screen capture, intelligent typing (Gesture), Wi-Fi Miracast, battery STAMINA mode, Glove mode, TRILUMINOS display, X-Reality engine, Screen mirroring, Clear Audio+, Clear Bass, Dynamic normaliser, Smart Cleaning, Digital Noise Cancelling (DNC), Live Color LED, Hi-Res Audio, Low power audio playback, Smart backlight control, MirrorLink support, High-bandwidth Digital Content Protection (HDCP), S-Force Front surround, Read Mode, Alarm Clock, handwriting recognition, PS4 Remote Play Fast Charging, Samsung KNOX, Bixby Vision, Bixby Routines, Virtual Proximity Sensing
OTHERS Sony XPERIA X Samsung Galaxy A51 5G
Included Accessories Power adapter Power adapter
Compliant Standards HAC (Hearing Aid Compatible) -
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