Sony XPERIA XZ2 Premium vs. Xiaomi Redmi 7A

Phone Comparison, Reviews and Tests

Side by side comparison and review of Sony XPERIA XZ2 Premium and Xiaomi Redmi 7A. 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 XZ2 Premium vs. Xiaomi Redmi 7A Comparison Chart
DESIGN AND DIMENSIONS Sony XPERIA XZ2 Premium Xiaomi Redmi 7A
Product Type Smartphone Smartphone
Manufacturer Model Number H8166 -
Form Factor Touch Touch
Height 157 mm 146.3 mm Sony XPERIA XZ2 Premium has greater height than Xiaomi Redmi 7A.
Width 78.7 mm 70.41 mm Sony XPERIA XZ2 Premium has greater width than Xiaomi Redmi 7A.
Depth 10.2 mm 9.55 mm Xiaomi Redmi 7A is narrower than Sony XPERIA XZ2 Premium.
Weight 235 g 165 g Xiaomi Redmi 7A is lighter than Sony XPERIA XZ2 Premium.
Body Colour Chrome black Matte black
Protection Dustproof, water-resistant Splashproof
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) 1.166 W/kg (body), 0.557 W/kg (head), 2.88 W/kg (limb)
Integrated Components - FM radio
Connector Type USB Type-C - 24 pin USB-C Micro-USB
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 Xiaomi Redmi 7A
Display Type LCD display LCD display
Display Technology TRILUMINOS -
Screen Size (Display Size) 5.8" 5.45" Sony XPERIA XZ2 Premium has larger screen size than Xiaomi Redmi 7A.
Screen Resolution (Display Resolution) 3840 x 2160 pixels 1440 x 720 pixels Sony XPERIA XZ2 Premium has better screen resolution than Xiaomi Redmi 7A.
Display Format - HD+
Pixel Density - 295 ppi
Aspect Ratio - 18:9
Colour Depth 16.7 million colours -
Contrast Ratio - 1000:1
HDR Yes - Sony XPERIA XZ2 Premium has HDR.
Display Enhancement Technology Dynamic Contrast Enhancement Sunlight mode
Display Features - Reading mode, Colour temperature adjustment, night mode
Display Protection (Screen Protector) Corning Gorilla Glass 5 (scratch resistant glass) -
PROCESSOR Sony XPERIA XZ2 Premium Xiaomi Redmi 7A
Processor Type (CPU) Qualcomm Snapdragon 845 Qualcomm Snapdragon 439
Clock Speed - 2 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.
Graphics System (GPU) - Qualcomm ADRENO 505
MEMORY Sony XPERIA XZ2 Premium Xiaomi Redmi 7A
RAM 6 GB 2 GB Sony XPERIA XZ2 Premium has more RAM than Xiaomi Redmi 7A.
Internal Memory Size (Storage Capacity) 64 GB 16 GB Sony XPERIA XZ2 Premium has more internal memory than Xiaomi Redmi 7A.
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 400 GB microSDHC, microSDXC - up to 256 GB
CAMERA Sony XPERIA XZ2 Premium Xiaomi Redmi 7A
MAIN CAMERA
Number of Main Cameras 2 1
Sensor Resolution 19 Megapixel 12 Megapixel Sony XPERIA XZ2 Premium has better camera resolution than Xiaomi Redmi 7A.
Sensor Size 1/2.3" -
Sensor Type Exmor RS CMOS -
Lens Aperture F/1.8 F/2.2 Sony XPERIA XZ2 Premium has better lens aperture than Sony XPERIA XZ2 Premium.
Pixel Size - 1.25 μm
Focus Adjustment Automatic Automatic
Laser Auto Focus Yes -
Minimum Focal Length (Focal Distance) 25 mm -
Digital Zoom 8x -
Special Effects HDR, Creative effect HDR
HDR Mode Auto 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 AI portrait mode, AI Beautify 4.0
Face Recognition (Face ID) Smile shutter Face recognition Both phones have 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 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) 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 Phase Detect Auto-Focus (PDAF)
SECOND CAMERA
Sensor Resolution (2nd Camera) 12 Megapixel -
Sensor Type (2nd Camera) Exmor RS CMOS -
Lens Aperture (2nd Camera) F/1.6 -
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 13 Megapixel 5 Megapixel Sony XPERIA XZ2 Premium has better front camera resolution than Xiaomi Redmi 7A.
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 -
Focus Adjustment Automatic -
Special Effects (Front) - HDR
Camera Modes (Front) SteadyShot, Intelligent Active Mode AI portrait mode, AI Beautify 4.0
Face Recognition (Face ID) - Face recognition Xiaomi Redmi 7A has face detection.
Light Source (Front) Display flash Display flash
Camera Features (Front) - Selfie countdown
BATTERY AND CHARGING Sony XPERIA XZ2 Premium Xiaomi Redmi 7A
Battery Capacity (Battery Size) 3540 mAh 4000 mAh Xiaomi Redmi 7A 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 -
CELLULAR Sony XPERIA XZ2 Premium Xiaomi Redmi 7A
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 9.0 Pie
User Interface - MIUI 9
Navigation GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS GPS, A-GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Sony XPERIA XZ2 Premium Xiaomi Redmi 7A
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1900 GSM, 2100 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 20, Band 38, Band 40
4G LTE Frequency - FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11b/g/n
Bluetooth Bluetooth 5.0 Bluetooth 4.2
NFC Yes - Sony XPERIA XZ2 Premium has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Sony XPERIA XZ2 Premium Xiaomi Redmi 7A
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 AAC, PCM, AMR, MP3, FLAC, AAC +, MP4, AMR-WB, AMR-NB, WAVE
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 FLV, H.263, H.264 AVC Main Profile (MP), H.264 AVC Baseline Profile(BP)
Sound Enhancements Digital Sound Enhancement Engine (DSEE HX), S-Force Front surround, Clear Audio+, 3D surround sound (VPT) -
FEATURES Sony XPERIA XZ2 Premium Xiaomi Redmi 7A
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, digital compass
Security Devices Fingerprint reader Face recognition
Security Technology - A.I. face recognition
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 AI face unlock
OTHERS Sony XPERIA XZ2 Premium Xiaomi Redmi 7A
Included Accessories Power adapter, USB-C to 3.5 jack adapter USB cable, power adapter, SIM card removal tool
Compliant Standards IP68, IP65, HAC (Hearing Aid Compatible) TÜV Rheinland Certified Eye-Care
Max Depth of Water Resistance 1 m -
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