Sony XPERIA XZ2 Premium vs. Samsung Galaxy A51

Phone Comparison, Reviews and Tests

Detailed comparison and review of Sony XPERIA XZ2 Premium and Samsung Galaxy A51. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.

Phone Specifications Comparison

Sony XPERIA XZ2 Premium vs. Samsung Galaxy A51 Comparison Chart
DESIGN AND DIMENSIONS Sony XPERIA XZ2 Premium Samsung Galaxy A51
Product Type Smartphone Smartphone
Manufacturer Model Number H8166 SM-A515F/DSN
Form Factor Touch Touch
Height 157 mm 158.5 mm Samsung Galaxy A51 has greater height than Sony XPERIA XZ2 Premium.
Width 78.7 mm 73.6 mm Sony XPERIA XZ2 Premium has greater width than Samsung Galaxy A51.
Depth 10.2 mm 7.9 mm Samsung Galaxy A51 is narrower than Sony XPERIA XZ2 Premium.
Weight 235 g 172 g Samsung Galaxy A51 is lighter than Sony XPERIA XZ2 Premium.
Body Colour Chrome black Silver | Prism crush black | Haze crush silver | Prism crush blue | Prism crush white
Protection Dustproof, water-resistant -
Waterproof (Water-resistant) Yes - Sony XPERIA XZ2 Premium is waterproof.
IP rating IP68, IP65 -
SAR Value 0.64 W/kg (body), 0.54 W/kg (head) 0.369 W/kg (head), 1.59 W/kg (body), 2.93 W/kg (limb)
Connector Type USB Type-C - 24 pin USB-C 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 Dual-SIM
DISPLAY Sony XPERIA XZ2 Premium Samsung Galaxy A51
Display Type LCD display OLED display
Display Technology TRILUMINOS Super AMOLED
Screen Size (Display Size) 5.8" 6.5" Samsung Galaxy A51 has larger screen size than Sony XPERIA XZ2 Premium.
Screen Resolution (Display Resolution) 3840 x 2160 pixels 2400 x 1080 pixels Sony XPERIA XZ2 Premium has better screen resolution than Samsung Galaxy A51.
Display Format - Full HD+
Pixel Density - 408 ppi
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
HDR Yes - Sony XPERIA XZ2 Premium has HDR.
Display Enhancement Technology Dynamic Contrast Enhancement -
Display Features - Edge-to-Edge screen, Infinity O display
Display Protection (Screen Protector) Corning Gorilla Glass 5 (scratch resistant glass) -
PROCESSOR Sony XPERIA XZ2 Premium Samsung Galaxy A51
Processor Type (CPU) Qualcomm Snapdragon 845 Samsung Exynos 9611
Clock Speed - 2.3 GHz
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes Yes Both phones have 64-bit architecture.
MEMORY Sony XPERIA XZ2 Premium Samsung Galaxy A51
RAM 6 GB 4 GB Sony XPERIA XZ2 Premium has more RAM than Samsung Galaxy A51.
Internal Memory Size (Storage Capacity) 64 GB 128 GB Samsung Galaxy A51 has more internal memory than Sony XPERIA XZ2 Premium.
User Memory - 107 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 400 GB microSDHC, microSDXC - up to 512 GB
CAMERA Sony XPERIA XZ2 Premium Samsung Galaxy A51
MAIN CAMERA
Number of Main Cameras 2 4
Sensor Resolution 19 Megapixel 48 Megapixel Samsung Galaxy A51 has better camera resolution than Sony XPERIA XZ2 Premium.
Sensor Size 1/2.3" -
Sensor Type Exmor RS CMOS -
Lens Aperture F/1.8 F/2.0 Sony XPERIA XZ2 Premium has better lens aperture than Sony XPERIA XZ2 Premium.
Focus Adjustment Automatic Automatic
Laser Auto Focus Yes -
Minimum Focal Length (Focal Distance) 25 mm -
Digital Zoom 8x 8x Both phones have the same digital zoom.
Special Effects HDR, Creative effect -
HDR Mode Auto HDR mode -
Camera Modes Red-Eye Reduction, Panorama, AR Effect mode, SteadyShot, manual mode, Intelligent Active Mode, Superior Auto mode, low-light shots, Night scene mode, Super slow motion Slow motion mode, Live Focus mode
Face Recognition (Face ID) Smile shutter - Sony XPERIA XZ2 Premium has face detection.
Light Source LED light LED flash
Video Resolutions 3840 x 2160 (4K), Super slow motion video 1280 x 720 (720p) at 960 fps, Super slow motion video 1920 x 1080 (1080p) at 960 fps Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps
Camera Features (Functions) Quick Launch, Object tracking, G lens, Scene recognition, BIONZ image processing engine, Sound Photo, Quick Capture, Electronic Image Stabiliser (EIS), Stereo Audio Recording, Triple image sensing technology, Predictive Hybrid Autofocus, Predictive Capture, Motion Eye camera, 3x Clear image zoom, Anti-distortion shutter, Movie Creator, Autofocus burst AR sticker, background blur, Scene Optimiser, Eye blink, Flaw detection, Stamp, Facial blur
SECOND CAMERA
Sensor Resolution (2nd Camera) 12 Megapixel 12 Megapixel Both phones have the same second camera resolution.
Sensor Type (2nd Camera) Exmor RS CMOS -
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) F/1.6 F/2.2 Sony XPERIA XZ2 Premium has better second camera lens aperture than Sony XPERIA XZ2 Premium.
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 Type (4th Camera) - Telephoto lens
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 has better front camera resolution than Sony XPERIA XZ2 Premium.
Sensor Size (Front) 1/3.06" -
Sensor Name (Front) Sony Exmor RS sensor -
Lens Type (Front) Wide-angle lens -
Lens Aperture (Front) F/2.0 F/2.2 Sony XPERIA XZ2 Premium has better front lens aperture than Sony XPERIA XZ2 Premium.
Focus Adjustment Automatic Focus free
Camera Modes (Front) SteadyShot, Intelligent Active Mode -
Light Source (Front) Display flash -
BATTERY AND CHARGING Sony XPERIA XZ2 Premium Samsung Galaxy A51
Battery Capacity (Battery Size) 3540 mAh 4000 mAh Samsung Galaxy A51 has larger battery capacity than Sony XPERIA XZ2 Premium.
Fast Charging Technology Qualcomm Quick Charge 3.0 - Sony XPERIA XZ2 Premium has fast charging technology.
Wireless Charging Yes - Sony XPERIA XZ2 Premium can be charged wirelessly.
Wireless Charging Standards Qi -
Talk Time - 1920 minutes
Run Time Details - Active online usage (LTE): up to 15 hrs
Active online usage (Wi-Fi): up to 16 hrs
Playback (video): up to 20 hrs
Playback (audio): up to 87 hrs
Talk (4G): up to 1920 min
Battery Technology - Lithium Ion
CELLULAR Sony XPERIA XZ2 Premium Samsung Galaxy A51
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 8.0 Oreo Android 10
User Interface - One UI
Intelligent Assistant - Bixby
Navigation GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Sony XPERIA XZ2 Premium Samsung Galaxy A51
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE
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 4, Band 5, Band 8
3G UMTS Frequency - 2100, 1900, 1700, 850, 900
4G LTE Band - Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 20, Band 26, Band 28, Band 38, Band 40, Band 41, Band 66
4G LTE Frequency - FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac, ANT+
Bluetooth Bluetooth 5.0 Bluetooth 5.0 LE
Bluetooth Profiles - HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, SAP, PBAP, MAP, HOGP
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Sony XPERIA XZ2 Premium Samsung Galaxy A51
Supported Digital Audio Standards WAV, WMA, AAC, AIFF, ASF, PCM, Ogg Vorbis, AMR, MP3, FLAC, AAC-LC, XMF, LPCM, AAC +, eAAC+, MKA, MIDI, M4A, apt-X, DSF, DSDIFF, DSD, LDAC, MXMF, AWB, IMY, RTTTL, RTX, OTA, MP4, ALAC, OPUS, 3GPP, M4V, AAC-ELD, ADTS, 3GPP2, MPEG 2 TS, WAVE 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, MPEG-4, MPEG-2, 3GP, H.264, H.263, M4V, TS, WebM, 3G2, VP8, VP9, H.265, 3GPP, 3GPP2 MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4
Sound Enhancements Digital Sound Enhancement Engine (DSEE HX), S-Force Front surround, Clear Audio+, 3D surround sound (VPT) -
FEATURES Sony XPERIA XZ2 Premium Samsung Galaxy A51
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors - Accelerometer, ambient light sensor, proximity sensor, gyro sensor, hall sensor, geomagnetic sensor
Security Devices Fingerprint reader Fingerprint reader (under display)
Additional Phone Features TTY compatible, DLNA Certified, Text-to-Speech (text recognition), sharing media via DLNA, intelligent typing (SWIFTKEY), intelligent typing (Gesture), Wi-Fi Miracast, Glove mode, TRILUMINOS display, Multi Window, X-Reality engine, MIMO technology, Google Voice typing function, Screen mirroring, Clear Audio+, Clear Bass, Dynamic normaliser, Digital Noise Cancelling (DNC), Ultra STAMINA Mode, Live Color LED, Hi-Res Audio, Low power audio playback, Smart backlight control, High-bandwidth Digital Content Protection (HDCP), Wi-Fi Passpoint, S-Force Front surround, Alarm Clock, PS4 Remote Play, Noise suppression, Smart cleaner, Qnovo Adaptive Charging, Battery Care, Smart Lock, STAMINA Mode, Screen zooming, Sony BRAVIA TV technology, Automatic Headphone Optimisation (AHO), Virtual Phones Technology (VPT), Xperia Actions, Automatic headset compensation, Smart Stamina 3.0, Dynamic vibration system, 3D Creator Fast Charging, Samsung KNOX, Bixby Vision, Game Booster, Bixby Routines
OTHERS Sony XPERIA XZ2 Premium Samsung Galaxy A51
Included Accessories Power adapter, USB-C to 3.5 jack adapter Power adapter
Compliant Standards IP68, IP65, HAC (Hearing Aid Compatible) -
Max Depth of Water Resistance 1 m -
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